{
  "contract": {
    "agency_name": "Department of Health, Disability and Ageing",
    "amendment_count": 3,
    "category_code": "85100000",
    "contract_end_date": "2029-06-30",
    "contract_id": "CN4165921",
    "contract_start_date": "2025-07-01",
    "currency": "AUD",
    "current_reported_value": "246241576.12",
    "description": "Aged Care Assessment Services",
    "events": [
      {
        "absolute_change": "5336693.51",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-cfb1dfacd8563b85b1d0562bd7a6b664",
        "after_source_hash": "88e93ee45b3997512e600f946f46cca81dc5bc82d61b159fec5abea073ca94b7",
        "before_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-0cc5a51bcd473084bde39230103ee878",
        "before_source_hash": "c10c00277d44e2ec7238c5d586dac8ddf106db6586e591adf26134540f22b4e2",
        "contract_id": "CN4165921",
        "detected_at": "2025-10-24T00:07:19Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "b84da330602b6472d326db6d04214d75cec92df538acd3fb3563297de61cceba",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "240181058.51",
        "notice_id": "CN4165921-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/87c9cf41-ef44-43ed-84e8-cff91703378b",
        "old_value": "234844365.00",
        "percentage_change": "2.27",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "summary": "Reported contract value increased by $5,336,693.51 (+2.27%)."
      },
      {
        "absolute_change": "7800000.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-fa6c55caeaad364598dac614315112f3",
        "after_source_hash": "131a7e829ffaed0138767a4fc85659a27be70ea8efed43a9b4de03340c347bf3",
        "before_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-cfb1dfacd8563b85b1d0562bd7a6b664",
        "before_source_hash": "88e93ee45b3997512e600f946f46cca81dc5bc82d61b159fec5abea073ca94b7",
        "contract_id": "CN4165921",
        "detected_at": "2025-10-24T00:07:19Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "d902d1236ba762834f1ed366b6d092299dabaed160b8ad42f6bf1b7fc22ae60f",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "247981058.51",
        "notice_id": "CN4165921-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/9cb32de4-61ca-41dd-8d0f-e68242b71e44",
        "old_value": "240181058.51",
        "percentage_change": "3.25",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "summary": "Reported contract value increased by $7,800,000.00 (+3.25%)."
      },
      {
        "absolute_change": "-1739482.39",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-9872b15709193e5fa8d45e0b62a6c39f",
        "after_source_hash": "9ad2fd29d96e8161a74fb1b7cabbce7ce2f548fe72a5219ecbbf084abc4f52d5",
        "before_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-fa6c55caeaad364598dac614315112f3",
        "before_source_hash": "131a7e829ffaed0138767a4fc85659a27be70ea8efed43a9b4de03340c347bf3",
        "contract_id": "CN4165921",
        "detected_at": "2025-10-24T00:07:19Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "538d35c5d1c36c8b5ba1fb6cdac71612d4af09bb3c327027a575c9235547e468",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "246241576.12",
        "notice_id": "CN4165921-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/3c2eb9a5-205c-421e-b1e6-84dda01eb100",
        "old_value": "247981058.51",
        "percentage_change": "-0.70",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "summary": "Reported contract value decreased by $1,739,482.39 (-0.70%)."
      }
    ],
    "evidence_path": "evidence/CN4165921.json",
    "latest_modified_at": "2025-10-24T00:07:19Z",
    "notice_id": "CN4165921-A3",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/3c2eb9a5-205c-421e-b1e6-84dda01eb100",
    "original_reported_value": "234844365.00",
    "procurement_method": "Limited tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
    "supplier_name": "HEALTH ADMINISTRATION CORPORATION T/A Enable NSW",
    "title": "4500160619",
    "value_change": "11397211.12",
    "value_change_percentage": "4.85",
    "versions": [
      {
        "agency_name": "Department of Health, Disability and Ageing",
        "category_code": "85100000",
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        "contract_id": "CN4165921",
        "contract_start_date": "2025-07-01",
        "currency": "AUD",
        "description": "Aged Care Assessment Services",
        "notice_id": "CN4165921",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/33b094a0-43fe-4c80-808d-0183ffa4b198",
        "procurement_method": "Limited tender",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "supplier_name": "HEALTH ADMINISTRATION CORPORATION T/A Enable NSW",
        "title": "4500160619"
      },
      {
        "agency_name": "Department of Health, Disability and Ageing",
        "category_code": "85100000",
        "contract_end_date": "2029-06-30",
        "contract_id": "CN4165921",
        "contract_start_date": "2025-07-01",
        "currency": "AUD",
        "description": "Aged Care Assessment Services",
        "notice_id": "CN4165921-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/87c9cf41-ef44-43ed-84e8-cff91703378b",
        "procurement_method": "Limited tender",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "supplier_name": "HEALTH ADMINISTRATION CORPORATION T/A Enable NSW",
        "title": "4500160619"
      },
      {
        "agency_name": "Department of Health, Disability and Ageing",
        "category_code": "85100000",
        "contract_end_date": "2029-06-30",
        "contract_id": "CN4165921",
        "contract_start_date": "2025-07-01",
        "currency": "AUD",
        "description": "Aged Care Assessment Services",
        "notice_id": "CN4165921-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/9cb32de4-61ca-41dd-8d0f-e68242b71e44",
        "procurement_method": "Limited tender",
        "reported_value": "247981058.51",
        "source_hash": "131a7e829ffaed0138767a4fc85659a27be70ea8efed43a9b4de03340c347bf3",
        "source_modified_at": "2025-10-24T00:07:19Z",
        "source_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-fa6c55caeaad364598dac614315112f3",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "supplier_name": "HEALTH ADMINISTRATION CORPORATION T/A Enable NSW",
        "title": "4500160619"
      },
      {
        "agency_name": "Department of Health, Disability and Ageing",
        "category_code": "85100000",
        "contract_end_date": "2029-06-30",
        "contract_id": "CN4165921",
        "contract_start_date": "2025-07-01",
        "currency": "AUD",
        "description": "Aged Care Assessment Services",
        "notice_id": "CN4165921-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/3c2eb9a5-205c-421e-b1e6-84dda01eb100",
        "procurement_method": "Limited tender",
        "reported_value": "246241576.12",
        "source_hash": "9ad2fd29d96e8161a74fb1b7cabbce7ce2f548fe72a5219ecbbf084abc4f52d5",
        "source_modified_at": "2025-10-24T00:07:19Z",
        "source_release_id": "prod-573e3ebe8e2e4e089c9138d9d23708c7-9872b15709193e5fa8d45e0b62a6c39f",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4165921",
        "supplier_name": "HEALTH ADMINISTRATION CORPORATION T/A Enable NSW",
        "title": "4500160619"
      }
    ]
  },
  "disclaimer": "ContractDelta identifies changes in publicly reported procurement records. A change is not evidence of misconduct. Contract amendments can result from legitimate changes in scope, timing, pricing, reporting, or data correction.",
  "generated_at": "2026-07-31T04:07:58Z",
  "schema_version": "1.0",
  "source": {
    "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
    "coverage": {
      "amended_contracts_discovered": 950,
      "amended_contracts_selected": 20,
      "amended_contracts_skipped": 930,
      "max_amended_contracts": 20,
      "mode": "bounded_amendments",
      "query_end": "2026-08-03T23:59:59.999999Z",
      "query_start": "2026-07-26T00:00:00Z",
      "selection_method": "Explicit amendment contracts were ranked by current reported value, then source modification time and contract ID. Only the highest-ranked bounded set was processed."
    },
    "license": "https://creativecommons.org/licenses/by/3.0/au/",
    "name": "AusTender OCDS API",
    "publisher": "Australian Government Department of Finance"
  }
}