{
  "contract": {
    "agency_name": "CSIRO",
    "amendment_count": 1,
    "category_code": "72100000",
    "contract_end_date": "2026-02-26",
    "contract_id": "CN4064023",
    "contract_start_date": "2024-06-12",
    "currency": "AUD",
    "current_reported_value": "3402767.91",
    "description": "TIDBINBILLA FUEL TANK FIT OUT AND INSTALLATION",
    "events": [
      {
        "absolute_change": "668167.67",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-9ecf3d6b4402449189c29d2948f02907-99d7e08bebfb3cde934fb9ed67e10dee",
        "after_source_hash": "ad7b88de51c56c8386539e9ea24af62022f118ee69966740639e769945eab4a3",
        "before_release_id": "prod-9ecf3d6b4402449189c29d2948f02907-daa4355283503c0aadb51d1c7b1ea84c",
        "before_source_hash": "0f5566dafa2c3f7dffb35620567b77b7f2438e34e2186c3f0dba06255c639819",
        "contract_id": "CN4064023",
        "detected_at": "2025-07-25T04:45:08Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "bcc9289e44cfa81b5767440eae5422a534c24f1205e92471833b6b631cca368f",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3402767.91",
        "notice_id": "CN4064023-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/43e3d663-1cbe-42af-999f-0d971a2048b1",
        "old_value": "2734600.24",
        "percentage_change": "24.43",
        "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/CN4064023",
        "summary": "Reported contract value increased by $668,167.67 (+24.43%)."
      }
    ],
    "evidence_path": "evidence/CN4064023.json",
    "latest_modified_at": "2025-07-25T04:45:08Z",
    "notice_id": "CN4064023-A1",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/43e3d663-1cbe-42af-999f-0d971a2048b1",
    "original_reported_value": "2734600.24",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN4064023",
    "supplier_name": "Enviropacific Services Limited",
    "title": "2067",
    "value_change": "668167.67",
    "value_change_percentage": "24.43",
    "versions": [
      {
        "agency_name": "CSIRO",
        "category_code": "72100000",
        "contract_end_date": "2026-02-26",
        "contract_id": "CN4064023",
        "contract_start_date": "2024-06-12",
        "currency": "AUD",
        "description": "TIDBINBILLA FUEL TANK FIT OUT AND INSTALLATION",
        "notice_id": "CN4064023",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/a7bc34a3-9d18-47cb-9768-616667f5d839",
        "procurement_method": "Open tender",
        "reported_value": "2734600.24",
        "source_hash": "0f5566dafa2c3f7dffb35620567b77b7f2438e34e2186c3f0dba06255c639819",
        "source_modified_at": "2024-06-12T23:32:52Z",
        "source_release_id": "prod-9ecf3d6b4402449189c29d2948f02907-daa4355283503c0aadb51d1c7b1ea84c",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4064023",
        "supplier_name": "Enviropacific Services Limited",
        "title": "2067"
      },
      {
        "agency_name": "CSIRO",
        "category_code": "72100000",
        "contract_end_date": "2026-02-26",
        "contract_id": "CN4064023",
        "contract_start_date": "2024-06-12",
        "currency": "AUD",
        "description": "TIDBINBILLA FUEL TANK FIT OUT AND INSTALLATION",
        "notice_id": "CN4064023-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/43e3d663-1cbe-42af-999f-0d971a2048b1",
        "procurement_method": "Open tender",
        "reported_value": "3402767.91",
        "source_hash": "ad7b88de51c56c8386539e9ea24af62022f118ee69966740639e769945eab4a3",
        "source_modified_at": "2025-07-25T04:45:08Z",
        "source_release_id": "prod-9ecf3d6b4402449189c29d2948f02907-99d7e08bebfb3cde934fb9ed67e10dee",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4064023",
        "supplier_name": "Enviropacific Services Limited",
        "title": "2067"
      }
    ]
  },
  "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": "2026-07-17T05:22:06Z",
  "schema_version": "1.0",
  "source": {
    "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
    "coverage": {
      "amended_contracts_discovered": 851,
      "amended_contracts_selected": 20,
      "amended_contracts_skipped": 831,
      "max_amended_contracts": 20,
      "mode": "bounded_amendments",
      "query_end": "2026-07-20T23:59:59.999999Z",
      "query_start": "2026-07-12T00:00:00Z",
      "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"
  }
}