{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 1,
    "category_code": "80161500",
    "contract_end_date": "2026-07-31",
    "contract_id": "CN4259878",
    "contract_start_date": "2026-06-22",
    "currency": "AUD",
    "current_reported_value": "95645.00",
    "description": "Analytical Services",
    "events": [
      {
        "absolute_change": "-38775.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-802aa9fb8a374412939898828ba4743a-578bd08b098535cba15afa34159c3744",
        "after_source_hash": "d1497eb061a83a9a01aa135e8d863d5c281c653323c189ff64ce18e028d3cab5",
        "before_release_id": "prod-802aa9fb8a374412939898828ba4743a-c5e85438ab3932f5b67984af17a9eb81",
        "before_source_hash": "e4970f12c51c21e98659a97694b5db54e4ea507b6f121e3c9457be356ee62ec2",
        "contract_id": "CN4259878",
        "detected_at": "2026-07-15T03:26:57Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "d22e522f415a634c503a2be5b5132f03c00ab0dc33be976ec78be61149519541",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "95645.00",
        "notice_id": "CN4259878-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/7206070b-cbae-4a27-9b8b-4f3fc6b3f24c",
        "old_value": "134420.00",
        "percentage_change": "-28.85",
        "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/CN4259878",
        "summary": "Reported contract value decreased by $38,775.00 (-28.85%)."
      }
    ],
    "evidence_path": "evidence/CN4259878.json",
    "latest_modified_at": "2026-07-15T03:26:57Z",
    "notice_id": "CN4259878-A1",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/7206070b-cbae-4a27-9b8b-4f3fc6b3f24c",
    "original_reported_value": "134420.00",
    "procurement_method": "Limited tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN4259878",
    "supplier_name": "HASKONING AUSTRALIA PTY LIMITED T/A ROYAL HASKONING",
    "title": "4610005299",
    "value_change": "-38775.00",
    "value_change_percentage": "-28.85",
    "versions": [
      {
        "agency_name": "Department of Defence",
        "category_code": "80161500",
        "contract_end_date": "2026-07-31",
        "contract_id": "CN4259878",
        "contract_start_date": "2026-06-22",
        "currency": "AUD",
        "description": "Analytical Services",
        "notice_id": "CN4259878",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/a7eff9f2-4a55-4269-9deb-5d7c68a67f86",
        "procurement_method": "Limited tender",
        "reported_value": "134420.00",
        "source_hash": "e4970f12c51c21e98659a97694b5db54e4ea507b6f121e3c9457be356ee62ec2",
        "source_modified_at": "2026-07-09T05:59:10Z",
        "source_release_id": "prod-802aa9fb8a374412939898828ba4743a-c5e85438ab3932f5b67984af17a9eb81",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4259878",
        "supplier_name": "HASKONING AUSTRALIA PTY LIMITED T/A ROYAL HASKONING",
        "title": "4610005299"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "80161500",
        "contract_end_date": "2026-07-31",
        "contract_id": "CN4259878",
        "contract_start_date": "2026-06-22",
        "currency": "AUD",
        "description": "Analytical Services",
        "notice_id": "CN4259878-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/7206070b-cbae-4a27-9b8b-4f3fc6b3f24c",
        "procurement_method": "Limited tender",
        "reported_value": "95645.00",
        "source_hash": "d1497eb061a83a9a01aa135e8d863d5c281c653323c189ff64ce18e028d3cab5",
        "source_modified_at": "2026-07-15T03:26:57Z",
        "source_release_id": "prod-802aa9fb8a374412939898828ba4743a-578bd08b098535cba15afa34159c3744",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4259878",
        "supplier_name": "HASKONING AUSTRALIA PTY LIMITED T/A ROYAL HASKONING",
        "title": "4610005299"
      }
    ]
  },
  "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"
  }
}