[
  {
    "installation_id": "W-01",
    "checks": [
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "title",
        "value_as_published": "The Acrobat",
        "source_category": "Institution or artist source",
        "check_status": "Conflicting sources",
        "supporting_source": "See record sources",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "CW+ gives The Acrobat; archive gives Acrobatic Dancer",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "attribution",
        "value_as_published": "Allen Jones RA",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "institution",
        "value_as_published": "Chelsea and Westminster Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "location",
        "value_as_published": "Indoor atrium, spanning three floors",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "material",
        "value_as_published": "Steel",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "dimensions",
        "value_as_published": "Given as 18 m by the hospital charity",
        "source_category": "Institution or artist source",
        "check_status": "Conflicting sources",
        "supporting_source": "See record sources",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "CW+ gives 18 m; archive gives 54 ft (about 16.5 m)",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "date",
        "value_as_published": "1993",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-01",
        "work": "The Acrobat",
        "claim": "current status",
        "value_as_published": "The CW+ sources conflict on the title and height. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 2,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-02",
    "checks": [
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "title",
        "value_as_published": "Falling Leaves",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "attribution",
        "value_as_published": "Sian Tucker",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "institution",
        "value_as_published": "Chelsea and Westminster Hospital",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "location",
        "value_as_published": "Suspended in the ground-floor atrium",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "material",
        "value_as_published": "Suspended mobile",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "dimensions",
        "value_as_published": "Dimensions not published; recorded as the artist's largest project to date",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "date",
        "value_as_published": "1993",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-02",
        "work": "Falling Leaves",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared: contact to be identified",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-03",
    "checks": [
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "title",
        "value_as_published": "Cleveland Soul",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "attribution",
        "value_as_published": "Jaume Plensa",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "institution",
        "value_as_published": "Cleveland Clinic, Miller Family Pavilion",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "location",
        "value_as_published": "Main entrance of the pavilion",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "material",
        "value_as_published": "Stainless steel letters and stone",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "dimensions",
        "value_as_published": "Height not published; a seated figure resting on a five-ton boulder",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "date",
        "value_as_published": "2007",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-03",
        "work": "Cleveland Soul",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-04",
    "checks": [
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "title",
        "value_as_published": "Kinds of Life",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "attribution",
        "value_as_published": "Random International",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "institution",
        "value_as_published": "Zayed Centre for Research, Great Ormond Street Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "location",
        "value_as_published": "Indoor, at the heart of the research centre",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "material",
        "value_as_published": "Responsive moving sculpture",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "dimensions",
        "value_as_published": "Dimensions not published",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "date",
        "value_as_published": "2019",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-04",
        "work": "Kinds of Life",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-05",
    "checks": [
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "title",
        "value_as_published": "Aretaieia",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "attribution",
        "value_as_published": "George Petrides",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "institution",
        "value_as_published": "Aretaieion University Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "location",
        "value_as_published": "Exterior, hospital entrance, on Vasilissis Sofias Avenue",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "material",
        "value_as_published": "Brass coating over a body of recycled PETG",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "dimensions",
        "value_as_published": "220 cm high excluding base; maximum width 80 cm",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "date",
        "value_as_published": "2024",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-05",
        "work": "Aretaieia",
        "claim": "current status",
        "value_as_published": "Described by the artist’s catalogue as standing at the hospital entrance (checked 29 September 2026); not independently confirmed.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/aretaieia.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and dimensions checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 6,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-06",
    "checks": [
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "title",
        "value_as_published": "Kore II",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "attribution",
        "value_as_published": "George Petrides",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "institution",
        "value_as_published": "General Children's Hospital “Aglaia Kyriakou”",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "location",
        "value_as_published": "Exterior, hospital entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "material",
        "value_as_published": "Brass coating over a body of resin and sustainable materials",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "dimensions",
        "value_as_published": "85 cm high excluding base",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "date",
        "value_as_published": "2024, installed 2026",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-06",
        "work": "Kore II",
        "claim": "current status",
        "value_as_published": "Described by the artist’s catalogue as installed on its permanent base in front of the hospital (checked 29 September 2026); not independently confirmed.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/kore-ii.html",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution, year, material and height checked against the artist’s catalogue on petrides.art, 29 September 2026. This is the founder’s own source, not an independent one.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 6,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-07",
    "checks": [
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "title",
        "value_as_published": "Peter Pan and Tinker Bell",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "attribution",
        "value_as_published": "Diarmuid Byron-O'Connor",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "institution",
        "value_as_published": "Great Ormond Street Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "location",
        "value_as_published": "Exterior, outside the hospital on Great Ormond Street; temporarily relocated from November 2023 during construction of the Children's Cancer Centre, to return to the new main entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "dimensions",
        "value_as_published": "The Peter Pan figure is recorded as a four-foot statue (approximately 122 cm); Tinker Bell, on his raised hand, has been described as London's smallest statue",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "date",
        "value_as_published": "2000; Tinker Bell added 2005",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-07",
        "work": "Peter Pan and Tinker Bell",
        "claim": "current status",
        "value_as_published": "Removed from the main entrance in November 2023 for construction of the Children’s Cancer Centre; the hospital states that it will return to the new main entrance once the centre is complete (Great Ormond Street Hospital, 13 November 2023). Present location not confirmed. The photograph, dated 11 February 2019, shows the former entrance setting.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Great Ormond Street Hospital news, 13 November 2023",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-08",
    "checks": [
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "title",
        "value_as_published": "Man and Freedom",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "attribution",
        "value_as_published": "Ivan Meštrović",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "institution",
        "value_as_published": "Mayo Clinic",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "location",
        "value_as_published": "Originally mounted on the north face of the Mayo Building; relocated in August 2000 to the Nathan Landow Atrium of the Gonda Building",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "material",
        "value_as_published": "Cast bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "dimensions",
        "value_as_published": "28 feet (approximately 8.5 m), 6,900 pounds, per Mayo Clinic's own publications",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "date",
        "value_as_published": "1954",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-08",
        "work": "Man and Freedom",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-09",
    "checks": [
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "title",
        "value_as_published": "The Miraculous Journey",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "attribution",
        "value_as_published": "Damien Hirst",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "institution",
        "value_as_published": "Sidra Medicine",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "location",
        "value_as_published": "Outdoors along the roadway at the entrance to a hospital for women and children; covered from public view shortly after the 2013 unveiling and re-revealed in November 2018",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "dimensions",
        "value_as_published": "Fourteen sculptures; intermediate works range from about 5 m to 11 m, and the final newborn figure reaches 14 m (46 ft). The group weighs 216 tonnes",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "date",
        "value_as_published": "2005–2013",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-09",
        "work": "The Miraculous Journey",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-10",
    "checks": [
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "title",
        "value_as_published": "Christus Consolator",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "attribution",
        "value_as_published": "After Bertel Thorvaldsen; carver not recorded",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "institution",
        "value_as_published": "The Johns Hopkins Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "location",
        "value_as_published": "Centre of the rotunda beneath the dome of the Billings Administration Building, facing the Broadway entrance — the first object a person entering the hospital encounters",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "material",
        "value_as_published": "Carrara marble, carved from a single block",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "dimensions",
        "value_as_published": "10 feet 6 inches (approximately 3.2 m), per Johns Hopkins Medicine's own account",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "date",
        "value_as_published": "1896",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-10",
        "work": "Christus Consolator",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-11",
    "checks": [
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "title",
        "value_as_published": "Creature",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "attribution",
        "value_as_published": "Alexander Knox",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "institution",
        "value_as_published": "The Royal Children's Hospital, Melbourne",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "location",
        "value_as_published": "The full height of the five-storey atrium, as the centrepiece of the internal concourse the hospital calls Main Street",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "material",
        "value_as_published": "Steel, glass-fibre and carbon fibre, with kinetic elements and a control system",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "dimensions",
        "value_as_published": "14 m tall; 14 × 10 × 6 m overall, per the artist's own project record",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "date",
        "value_as_published": "2011",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-11",
        "work": "Creature",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-12",
    "checks": [
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "title",
        "value_as_published": "Shift-19",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "attribution",
        "value_as_published": "Alexa Pienaar",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "institution",
        "value_as_published": "Nelson Mandela Children's Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "location",
        "value_as_published": "Children’s Garden",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "material",
        "value_as_published": "3D-printed discs on a steel frame",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "dimensions",
        "value_as_published": "Sources give differing heights; confirm with the artist.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "date",
        "value_as_published": "2021",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-12",
        "work": "Shift-19",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-13",
    "checks": [
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "title",
        "value_as_published": "Pumpkin",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "attribution",
        "value_as_published": "Yayoi Kusama",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "institution",
        "value_as_published": "Cleveland Clinic, Miller Family Pavilion",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "location",
        "value_as_published": "Main lobby of the Miller Family Pavilion, in a heavily trafficked position; among the first works encountered on entering",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "material",
        "value_as_published": "Fibreglass-reinforced plastic and urethane paint",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "dimensions",
        "value_as_published": "No dimensions published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "date",
        "value_as_published": "2014",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-13",
        "work": "Pumpkin",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-14",
    "checks": [
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "title",
        "value_as_published": "New Life",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "attribution",
        "value_as_published": "Emma Rodgers",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "institution",
        "value_as_published": "The Clatterbridge Cancer Centre – Wirral",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "location",
        "value_as_published": "Grounds outside the main entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "dimensions",
        "value_as_published": "Three metres, according to the hospital art record.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "date",
        "value_as_published": "2013",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-14",
        "work": "New Life",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-15",
    "checks": [
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "title",
        "value_as_published": "Burbangana",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "attribution",
        "value_as_published": "Zakpage, with local Aboriginal community members",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "institution",
        "value_as_published": "Liverpool Hospital, Liverpool Health and Academic Precinct",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "location",
        "value_as_published": "Foyer of the new Integrated Services Building, at the main hospital entry",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "material",
        "value_as_published": "Salvaged timber, including hand-carving by Dharug artist Jamie Eastwood; see fabricator record.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "dimensions",
        "value_as_published": "No dimensions published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "date",
        "value_as_published": "2024",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-15",
        "work": "Burbangana",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-16",
    "checks": [
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "title",
        "value_as_published": "Vessels (from the Vessels series)",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "attribution",
        "value_as_published": "Marie Khouri",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "institution",
        "value_as_published": "BC Children's Hospital",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "location",
        "value_as_published": "Healing garden outside the Oak Street entrance, on a pedestal, in a seating area intended for families",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "dimensions",
        "value_as_published": "See source record; reported weights differ.",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "date",
        "value_as_published": "Donated 2019; installed 2022",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-16",
        "work": "Vessels (from the Vessels series)",
        "claim": "current status",
        "value_as_published": "Not confirmed since the reported 2022 theft and recovery.",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "Placement since reported 2022 theft and recovery unknown",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-17",
    "checks": [
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "title",
        "value_as_published": "Spirit",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "attribution",
        "value_as_published": "Matthew Placzek",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "institution",
        "value_as_published": "The Children's Hospital at OU Medical Center",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "location",
        "value_as_published": "A 150-foot island on the approach to the main entrance, with kite forms outside the entry",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "material",
        "value_as_published": "Stainless steel, acrylic and bronze, with more than 2,500 LED lights",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "dimensions",
        "value_as_published": "Several of the kite sculptures stand 18 feet (approximately 5.5 m); individual kites are six to seven feet tall",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "date",
        "value_as_published": "Not published in located sources",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-17",
        "work": "Spirit",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-18",
    "checks": [
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "title",
        "value_as_published": "Untitled group (no title published)",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "attribution",
        "value_as_published": "Josh Diedrich",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "institution",
        "value_as_published": "Bronson Children's Hospital, Bronson Methodist Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "location",
        "value_as_published": "Hospital grounds at the corner of Vine and Jasper streets",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "material",
        "value_as_published": "Cast bronze, lost-wax method, on a 2,000-pound pedestal of cultured stone and ultra-high-performance concrete over a steel frame",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "dimensions",
        "value_as_published": "No dimensions published; the figures are described as realistic depictions of six children",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "date",
        "value_as_published": "2021",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-18",
        "work": "Untitled group (no title published)",
        "claim": "current status",
        "value_as_published": "Last documented in the cited sources, whose dates are not yet recorded. Current placement not yet rechecked.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-19",
    "checks": [
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "title",
        "value_as_published": "Mary Seacole Memorial",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 30 June 2016",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "attribution",
        "value_as_published": "Martin Jennings",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 30 June 2016",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "institution",
        "value_as_published": "St Thomas' Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 30 June 2016",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "location",
        "value_as_published": "Hospital grounds",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 30 June 2016",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "dimensions",
        "value_as_published": "Given as 16 feet by the Trust’s staff magazine",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "The GiST, issue 50 (16 feet)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "date",
        "value_as_published": "2016",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 30 June 2016",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-19",
        "work": "Mary Seacole Memorial",
        "claim": "current status",
        "value_as_published": "In place: Guy’s and St Thomas’ reported the tenth-anniversary ceremony held at the statue on 30 June 2026 (news item, 6 July 2026), as did the Trust’s staff magazine. The photograph dates from 2016.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Guy’s and St Thomas’ news, 6 July 2026; The GiST, issue 50",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Location, date and sculptor checked against Guy’s and St Thomas’ sources, 28 September 2026.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 7,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-28",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-20",
    "checks": [
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "title",
        "value_as_published": "Working Model for Reclining Figure (Lincoln Center)",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "attribution",
        "value_as_published": "Henry Moore",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "institution",
        "value_as_published": "Charing Cross Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.tate.org.uk/art/research-publications/henry-moore/henry-moore-om-ch-working-model-for-reclining-figure-lincoln-center-r1171994",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "The prior check confirms the documented loan to the hospital; it is not an independent confirmation of present-day placement.",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "location",
        "value_as_published": "Main entrance, set in a pool",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "date",
        "value_as_published": "1963–65",
        "source_category": "Institution or artist source",
        "check_status": "Conflicting sources",
        "supporting_source": "See record sources",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "Loan start reported as 1975 and as 1980",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-20",
        "work": "Working Model for Reclining Figure (Lincoln Center)",
        "claim": "current status",
        "value_as_published": "Last documented at the main entrance in a Wikimedia Commons photograph dated 22 July 2011. Institution contacted on 28 September 2026.",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Ownership by Tate, the loan to the hospital since 1980 and display in a specially designed pool checked against Tate’s catalogue entry, 29 September 2026.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 1,
    "conflicts": 1,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-21",
    "checks": [
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "title",
        "value_as_published": "Waitākere Hospital sculpture garden",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "attribution",
        "value_as_published": "Jasmine Clark, Bruce Courtney, Pardo Jackson, Iona Matheson and Stuart Slater",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "institution",
        "value_as_published": "Waitākere Hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "location",
        "value_as_published": "Outdoor sculpture garden on the hospital site",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "material",
        "value_as_published": "Various; see source record",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "date",
        "value_as_published": "2007",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-21",
        "work": "Waitākere Hospital sculpture garden",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 24 August 2023. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-22",
    "checks": [
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "title",
        "value_as_published": "The Seed",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "attribution",
        "value_as_published": "Liviu Mocan and John Ferguson",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "institution",
        "value_as_published": "North Shore Hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "location",
        "value_as_published": "Hospital grounds near an entrance stair",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "material",
        "value_as_published": "Macrocarpa wood",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "dimensions",
        "value_as_published": "Recorded as 7 m high on Wikidata",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "date",
        "value_as_published": "2007",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-22",
        "work": "The Seed",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 23 August 2023. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-23",
    "checks": [
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "title",
        "value_as_published": "Lune brisée",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "attribution",
        "value_as_published": "Manuel Torres",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "institution",
        "value_as_published": "Hôpital Beau-Séjour, Geneva University Hospitals (HUG)",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "location",
        "value_as_published": "Paved area with a water basin on the hospital grounds",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "material",
        "value_as_published": "Stainless steel",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "date",
        "value_as_published": "1989",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-23",
        "work": "Lune brisée",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph uploaded on 31 August 2023. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-24",
    "checks": [
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "title",
        "value_as_published": "Untitled",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "attribution",
        "value_as_published": "Bruno Gironcoli",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "institution",
        "value_as_published": "University Hospital St. Pölten",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "location",
        "value_as_published": "Forecourt in front of the hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "material",
        "value_as_published": "Cast aluminium",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "date",
        "value_as_published": "1995–97, cast 2007",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-24",
        "work": "Untitled",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 2 September 2018. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-25",
    "checks": [
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "title",
        "value_as_published": "Ànima",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "attribution",
        "value_as_published": "Jaume Plensa",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "institution",
        "value_as_published": "Hospital Sant Joan de Déu",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "location",
        "value_as_published": "Outside the hospital building",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "material",
        "value_as_published": "Metal letters on stone, as shown in the photograph",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "date",
        "value_as_published": "2013",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-25",
        "work": "Ànima",
        "claim": "current status",
        "value_as_published": "Last documented outside the hospital in a Wikimedia Commons photograph dated 13 May 2024 and in public-broadcaster coverage. Current placement not yet confirmed by the hospital.",
        "source_category": "Independent sources only",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-26",
    "checks": [
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "title",
        "value_as_published": "Una porta a la salut",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "attribution",
        "value_as_published": "Josep Bofill i Moliné",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "institution",
        "value_as_published": "Hospital Universitari Vall d'Hebron",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "location",
        "value_as_published": "Covered area by a hospital building",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "material",
        "value_as_published": "Weathering steel and resin",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "date",
        "value_as_published": "2013",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-26",
        "work": "Una porta a la salut",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 6 August 2023. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-27",
    "checks": [
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "title",
        "value_as_published": "Maternitat: cant a la vida",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "attribution",
        "value_as_published": "Josep Salvadó Jassans",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "institution",
        "value_as_published": "Hospital Universitari Sant Joan de Reus",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "location",
        "value_as_published": "Outside the hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "date",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-27",
        "work": "Maternitat: cant a la vida",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 1 March 2018. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-28",
    "checks": [
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "title",
        "value_as_published": "Hippocrates",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "attribution",
        "value_as_published": "Artist not identified in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "institution",
        "value_as_published": "Centro Médico Nacional Siglo XXI (IMSS)",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "location",
        "value_as_published": "Garden bed against a building wall in the medical centre",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "date",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-28",
        "work": "Hippocrates",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 27 December 2021. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Prepared, not sent: no published contact address",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-29",
    "checks": [
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "title",
        "value_as_published": "Compassion",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "attribution",
        "value_as_published": "Truong Chanh Trung",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "institution",
        "value_as_published": "Hôpital général de Québec",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "location",
        "value_as_published": "Entrance to the hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "date",
        "value_as_published": "2006",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-29",
        "work": "Compassion",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 31 December 2015. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-30",
    "checks": [
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "title",
        "value_as_published": "Zvířátka (Small Animals)",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "attribution",
        "value_as_published": "Václav Frýdecký and Milan Vácha",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "institution",
        "value_as_published": "Motol University Hospital",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "location",
        "value_as_published": "Behind the children’s pavilion",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "material",
        "value_as_published": "Sandstone",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "date",
        "value_as_published": "1980",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-30",
        "work": "Zvířátka (Small Animals)",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 24 May 2022. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-31",
    "checks": [
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "title",
        "value_as_published": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "attribution",
        "value_as_published": "Waldemar Otto",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "institution",
        "value_as_published": "Wenckebach-Klinikum",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "location",
        "value_as_published": "Lawn on the hospital site",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "dimensions",
        "value_as_published": "Not published in the sources located",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "date",
        "value_as_published": "1980",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-31",
        "work": "Alte Frau im Sessel (Old Woman in an Armchair)",
        "claim": "current status",
        "value_as_published": "Last documented at this location in a Wikimedia Commons photograph dated 31 July 2020. Current placement not yet rechecked.",
        "source_category": "Awaiting institutional confirmation",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Not yet completed claim by claim",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 0,
    "conflicts": 0,
    "latest_recorded_claim_check": "",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-32",
    "checks": [
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "title",
        "value_as_published": "Blau",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "attribution",
        "value_as_published": "Jaume Plensa",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "institution",
        "value_as_published": "Hospital Clínic Barcelona",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "location",
        "value_as_published": "Main foyer, Carrer de Villarroel entrance building",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "material",
        "value_as_published": "Basalt",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "dimensions",
        "value_as_published": "Over 2 m high; 2.5 tonnes (hospital account)",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "date",
        "value_as_published": "Given 2020",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023 (date of gift only)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "Creation date not confirmed",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-32",
        "work": "Blau",
        "claim": "current status",
        "value_as_published": "Reported in the main foyer by the hospital in a news item dated 28 September 2023.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Hospital Clínic news, 28 September 2023",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Location, material, size and date of gift checked against the hospital’s account, 28 September 2026. Creation date not confirmed.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 8,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-28",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-33",
    "checks": [
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "title",
        "value_as_published": "Mor og barn (Moder och barn)",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "attribution",
        "value_as_published": "Ivar Johnsson (1885–1970)",
        "source_category": "Institution or artist source",
        "check_status": "Conflicting sources",
        "supporting_source": "See record sources",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "Hospital page spells the surname Johnson and Johnsson",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "institution",
        "value_as_published": "Haukeland University Hospital (Helse Bergen)",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "location",
        "value_as_published": "Park between the new children’s and youth hospital (Glasblokkene) and the light-rail stop, since 12 April 2024",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "material",
        "value_as_published": "Bronze",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "dimensions",
        "value_as_published": "380 cm high, about one tonne (hospital account)",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "date",
        "value_as_published": "Installed 1950; relocated 2018 and 2024",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-33",
        "work": "Mor og barn (Moder och barn)",
        "claim": "current status",
        "value_as_published": "Reported at its present site by the hospital, on a page last updated 2 September 2024.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "Helse Bergen, Kunst på Haukeland: Mor og barn (updated 2 September 2024)",
        "checked_date": "2026-09-28",
        "reviewer": "Editorial team",
        "uncertainty": "",
        "institutional_enquiry": "Sent 2026-09-28; correspondence retained",
        "record_verification_note": "Artist, material, size, gift and relocation history checked against the hospital’s account, 28 September 2026. The spelling of the artist’s surname is being confirmed.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 7,
    "conflicts": 1,
    "latest_recorded_claim_check": "2026-09-28",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-34",
    "checks": [
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "title",
        "value_as_published": "Egymonousa",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "attribution",
        "value_as_published": "George Petrides",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "institution",
        "value_as_published": "Tzaneio Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "location",
        "value_as_published": "Exterior, hospital entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "dimensions",
        "value_as_published": "Half-size version of Aretaieia; dimensions not published",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "date",
        "value_as_published": "2026",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-34",
        "work": "Egymonousa",
        "claim": "current status",
        "value_as_published": "Placed in 2026 according to the artist; not independently confirmed.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 3,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-35",
    "checks": [
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "title",
        "value_as_published": "Egymonousa",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "attribution",
        "value_as_published": "George Petrides",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "institution",
        "value_as_published": "Elena Venizelou Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "location",
        "value_as_published": "Exterior, hospital entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "dimensions",
        "value_as_published": "Half-size version of Aretaieia; dimensions not published",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "date",
        "value_as_published": "2026",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-35",
        "work": "Egymonousa",
        "claim": "current status",
        "value_as_published": "Placed in 2026 according to the artist; not independently confirmed.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 3,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  },
  {
    "installation_id": "W-36",
    "checks": [
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "title",
        "value_as_published": "Egymonousa",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "attribution",
        "value_as_published": "George Petrides",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "institution",
        "value_as_published": "Alexandra Hospital",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "location",
        "value_as_published": "Exterior, hospital entrance",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "material",
        "value_as_published": "Not published in the sources located",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "dimensions",
        "value_as_published": "Half-size version of Aretaieia; dimensions not published",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "date",
        "value_as_published": "Installation in process (2026)",
        "source_category": "Institution or artist source",
        "check_status": "Not yet checked claim by claim",
        "supporting_source": "Record sources (claim-level mapping not yet done)",
        "checked_date": "",
        "reviewer": "",
        "uncertainty": "",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      },
      {
        "installation_id": "W-36",
        "work": "Egymonousa",
        "claim": "current status",
        "value_as_published": "Installation in process according to the artist (September 2026); not yet in place.",
        "source_category": "Institution or artist source",
        "check_status": "Checked against source",
        "supporting_source": "https://www.petrides.art/works/",
        "checked_date": "2026-09-29",
        "reviewer": "Site editorial record; reviewer identity not supplied",
        "uncertainty": "Founder source; not independently confirmed. See record_verification_note for the scope of the prior check.",
        "institutional_enquiry": "Not yet prepared",
        "record_verification_note": "Title, institution and status as stated by the artist, 29 September 2026; not independent.",
        "data_snapshot_date": "2026-09-29"
      }
    ],
    "recorded_checks": 3,
    "conflicts": 0,
    "latest_recorded_claim_check": "2026-09-29",
    "independent_current_placement_confirmation": "Not established by this ledger",
    "snapshot_date": "2026-09-29"
  }
]