{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 3,
    "category_code": "72100000",
    "contract_end_date": "2026-06-15",
    "contract_id": "CN3753892",
    "contract_start_date": "2021-03-04",
    "currency": "AUD",
    "current_reported_value": "5596841.91",
    "description": "Remediation Services",
    "events": [
      {
        "absolute_change": "24568.28",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-8e1b6427770c3e3abd4f92df78d77dd8",
        "after_source_hash": "0dc7b5fc8db18e84a2ff27118a20ee1bbabdb8357db4418fcf49a41fb03b853b",
        "before_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-c48716a2bd063528bbee3261560521be",
        "before_source_hash": "45e9a1e49caa083561af870a82fc2418e3dac91574e284e85ce26bfe0235cc8e",
        "contract_id": "CN3753892",
        "detected_at": "2025-07-23T05:16:58Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "5705cae8562ca8c5a80e3d39a480b3f251b8d1c33a83ce28ebb6419c1f87f9ab",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "4648751.91",
        "notice_id": "CN3753892-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/32891e23-fcf0-4927-9f8d-28934b7fb001",
        "old_value": "4624183.63",
        "percentage_change": "0.53",
        "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/CN3753892",
        "summary": "Reported contract value increased by $24,568.28 (+0.53%)."
      },
      {
        "absolute_change": "1175900.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-fd54cf5fbf1733e69efa51380e75e233",
        "after_source_hash": "90f94f6bee88fa5016cc29e2540bb0c885fcc4c79812484eeb36c1ee91398cca",
        "before_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-8e1b6427770c3e3abd4f92df78d77dd8",
        "before_source_hash": "0dc7b5fc8db18e84a2ff27118a20ee1bbabdb8357db4418fcf49a41fb03b853b",
        "contract_id": "CN3753892",
        "detected_at": "2025-07-23T05:16:58Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "8947bafd7bb4ca02b884795f9fddc76883a15ee27be0cdf83134eb8b5a802d8b",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "5824651.91",
        "notice_id": "CN3753892-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/8d103e66-b359-4e27-abc5-10bf3a0fb28e",
        "old_value": "4648751.91",
        "percentage_change": "25.29",
        "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/CN3753892",
        "summary": "Reported contract value increased by $1,175,900.00 (+25.29%)."
      },
      {
        "absolute_change": "-227810.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-88eb469afca83e5ab29e27f3a13c9f04",
        "after_source_hash": "748cc8f9ea0cdac82b1d8527edda834f8673c23ed6da1025b8b4faa11a3df51f",
        "before_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-fd54cf5fbf1733e69efa51380e75e233",
        "before_source_hash": "90f94f6bee88fa5016cc29e2540bb0c885fcc4c79812484eeb36c1ee91398cca",
        "contract_id": "CN3753892",
        "detected_at": "2025-07-23T05:16:58Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "a68d63311252162ca195a68bfbc0ac0ff13467a5354d9c85f688602d9da2eff9",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "5596841.91",
        "notice_id": "CN3753892-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/7785111e-e55e-4a08-a4d0-e044028398dd",
        "old_value": "5824651.91",
        "percentage_change": "-3.91",
        "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/CN3753892",
        "summary": "Reported contract value decreased by $227,810.00 (-3.91%)."
      }
    ],
    "evidence_path": "evidence/CN3753892.json",
    "latest_modified_at": "2025-07-23T05:16:58Z",
    "notice_id": "CN3753892-A3",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/7785111e-e55e-4a08-a4d0-e044028398dd",
    "original_reported_value": "4624183.63",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3753892",
    "supplier_name": "PARAKEELYA PTY LTD",
    "title": "4600008630",
    "value_change": "972658.28",
    "value_change_percentage": "21.03",
    "versions": [
      {
        "agency_name": "Department of Defence",
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        "contract_id": "CN3753892",
        "contract_start_date": "2021-03-04",
        "currency": "AUD",
        "description": "Remediation Services",
        "notice_id": "CN3753892",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/f0c77a14-7038-4553-a366-490100ac0daf",
        "procurement_method": "Open tender",
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        "source_modified_at": "2021-03-11T04:22:32Z",
        "source_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-c48716a2bd063528bbee3261560521be",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3753892",
        "supplier_name": "PARAKEELYA PTY LTD",
        "title": "4600008630"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
        "contract_end_date": "2026-06-15",
        "contract_id": "CN3753892",
        "contract_start_date": "2021-03-04",
        "currency": "AUD",
        "description": "Remediation Services",
        "notice_id": "CN3753892-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/32891e23-fcf0-4927-9f8d-28934b7fb001",
        "procurement_method": "Open tender",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3753892",
        "supplier_name": "PARAKEELYA PTY LTD",
        "title": "4600008630"
      },
      {
        "agency_name": "Department of Defence",
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        "contract_end_date": "2026-06-15",
        "contract_id": "CN3753892",
        "contract_start_date": "2021-03-04",
        "currency": "AUD",
        "description": "Remediation Services",
        "notice_id": "CN3753892-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/8d103e66-b359-4e27-abc5-10bf3a0fb28e",
        "procurement_method": "Open tender",
        "reported_value": "5824651.91",
        "source_hash": "90f94f6bee88fa5016cc29e2540bb0c885fcc4c79812484eeb36c1ee91398cca",
        "source_modified_at": "2025-07-23T05:16:58Z",
        "source_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-fd54cf5fbf1733e69efa51380e75e233",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3753892",
        "supplier_name": "PARAKEELYA PTY LTD",
        "title": "4600008630"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
        "contract_end_date": "2026-06-15",
        "contract_id": "CN3753892",
        "contract_start_date": "2021-03-04",
        "currency": "AUD",
        "description": "Remediation Services",
        "notice_id": "CN3753892-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/7785111e-e55e-4a08-a4d0-e044028398dd",
        "procurement_method": "Open tender",
        "reported_value": "5596841.91",
        "source_hash": "748cc8f9ea0cdac82b1d8527edda834f8673c23ed6da1025b8b4faa11a3df51f",
        "source_modified_at": "2025-07-23T05:16:58Z",
        "source_release_id": "prod-33b4ae1205af4f0595ac27a1d1f0bb03-88eb469afca83e5ab29e27f3a13c9f04",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3753892",
        "supplier_name": "PARAKEELYA PTY LTD",
        "title": "4600008630"
      }
    ]
  },
  "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"
  }
}