{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 4,
    "category_code": "72100000",
    "contract_end_date": "2026-06-30",
    "contract_id": "CN3782894",
    "contract_start_date": "2021-06-11",
    "currency": "AUD",
    "current_reported_value": "14101599.84",
    "description": "Accommodation Refurbishment",
    "events": [
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        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-eb360ce4c9544b188c891f6de12e7c1d-1f3dc56348d23e8db41a75f280bdc61e",
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        "contract_id": "CN3782894",
        "detected_at": "2025-07-25T04:25:00Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "efb774b7ed7ef3aae699b8da227462f057c325c709251234fc8343519a5c97dd",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "12487108.48",
        "notice_id": "CN3782894-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/deb8ea72-3767-4bd1-9562-e5d8e85e0365",
        "old_value": "10712405.00",
        "percentage_change": "16.57",
        "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/CN3782894",
        "summary": "Reported contract value increased by $1,774,703.48 (+16.57%)."
      },
      {
        "absolute_change": "1219614.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-eb360ce4c9544b188c891f6de12e7c1d-41e317e15bb139558389e5bf7e25da9b",
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        "contract_id": "CN3782894",
        "detected_at": "2025-07-25T04:25:00Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "3e65d2956266002f641021f9601ee395c2851c3070debf3ff98408cb7a81d6d6",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "13706722.48",
        "notice_id": "CN3782894-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/0e145461-d6a5-47f3-805a-95240ec338cd",
        "old_value": "12487108.48",
        "percentage_change": "9.77",
        "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/CN3782894",
        "summary": "Reported contract value increased by $1,219,614.00 (+9.77%)."
      },
      {
        "absolute_change": "415374.41",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-eb360ce4c9544b188c891f6de12e7c1d-7f628adbfe6939658066f3e8ca5a7572",
        "after_source_hash": "a12399c66b119a777a7dab3f5acdbe6c8d17e950594fb7cb6089c2bb1b7f71ad",
        "before_release_id": "prod-eb360ce4c9544b188c891f6de12e7c1d-41e317e15bb139558389e5bf7e25da9b",
        "before_source_hash": "343f4b35020f71afaeaff2aeaad49e06b8f11a57a5f3445e3ac84ea9631da94c",
        "contract_id": "CN3782894",
        "detected_at": "2025-07-25T04:25:00Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "22bbf5724c343bf49a728e297fda5abed9342bd4995b08b1cfbdb831b9463fe2",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "14122096.89",
        "notice_id": "CN3782894-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/73f6e3d0-750a-402b-9458-18050afddcf7",
        "old_value": "13706722.48",
        "percentage_change": "3.03",
        "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/CN3782894",
        "summary": "Reported contract value increased by $415,374.41 (+3.03%)."
      },
      {
        "absolute_change": "-20497.05",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-eb360ce4c9544b188c891f6de12e7c1d-f842126529933ba683e6545ea2cee003",
        "after_source_hash": "20eeb0280dce2768d883487ecc7a17aafcb769f15facd2cea1e2093705f0b18a",
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        "contract_id": "CN3782894",
        "detected_at": "2025-07-25T04:25:00Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "216e13076902976b40b5ab98dde2ca304d64360c7ed0e0ba13f37afa7904ee33",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "14101599.84",
        "notice_id": "CN3782894-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/accd05ce-b04a-4f5e-89d0-09ff683230fe",
        "old_value": "14122096.89",
        "percentage_change": "-0.15",
        "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/CN3782894",
        "summary": "Reported contract value decreased by $20,497.05 (-0.15%)."
      }
    ],
    "evidence_path": "evidence/CN3782894.json",
    "latest_modified_at": "2025-07-25T04:25:00Z",
    "notice_id": "CN3782894-A4",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/accd05ce-b04a-4f5e-89d0-09ff683230fe",
    "original_reported_value": "10712405.00",
    "procurement_method": "Limited tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
    "supplier_name": "BARPA CONSTRUCTION SERVICES",
    "title": "4600013800",
    "value_change": "3389194.84",
    "value_change_percentage": "31.64",
    "versions": [
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        "agency_name": "Department of Defence",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
        "supplier_name": "BARPA CONSTRUCTION SERVICES",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
        "supplier_name": "BARPA CONSTRUCTION SERVICES",
        "title": "4600013800"
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      {
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        "description": "Accommodation Refurbishment",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
        "supplier_name": "BARPA CONSTRUCTION SERVICES",
        "title": "4600013800"
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      {
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
        "supplier_name": "BARPA CONSTRUCTION SERVICES",
        "title": "4600013800"
      },
      {
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        "currency": "AUD",
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        "notice_id": "CN3782894-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/accd05ce-b04a-4f5e-89d0-09ff683230fe",
        "procurement_method": "Limited tender",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3782894",
        "supplier_name": "BARPA CONSTRUCTION SERVICES",
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    ]
  },
  "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"
  }
}