{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 5,
    "category_code": "72100000",
    "contract_end_date": "2028-12-31",
    "contract_id": "CN4044357",
    "contract_start_date": "2024-03-14",
    "currency": "AUD",
    "current_reported_value": "219254269.00",
    "description": "Construction Services",
    "events": [
      {
        "absolute_change": "901487.14",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-a64299c3acec3fdb9428aab03599f04b",
        "after_source_hash": "4bc0850b81e3846ad9e09b8cfb5870ba3ddd63740f24ee96b62c1667d8197736",
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        "contract_id": "CN4044357",
        "detected_at": "2025-09-18T01:43:55Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "8c317f76c1d63215de748e128ff40129d5d0a31d0e7659362abeb8633cf67fcb",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3907717.84",
        "notice_id": "CN4044357-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/9989dc25-b2dc-403f-a0c6-f08ea418cd51",
        "old_value": "3006230.70",
        "percentage_change": "29.99",
        "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/CN4044357",
        "summary": "Reported contract value increased by $901,487.14 (+29.99%)."
      },
      {
        "absolute_change": null,
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-41f4e95557f73986b6699b25c5311a59",
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        "contract_id": "CN4044357",
        "detected_at": "2025-09-18T01:43:55Z",
        "direction": "changed",
        "duration_change_days": null,
        "event_id": "8e8da23e762771df07837fe5950da29e549becba31122252738d438bc8d2acd6",
        "field_label": "Supplier Name",
        "field_name": "supplier_name",
        "new_value": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
        "notice_id": "CN4044357-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/bc76a79b-53dc-4185-8d25-38bbfc732867",
        "old_value": "LENDLEASE BUILDING - NCIS-3 CWF PTY LIMITED",
        "percentage_change": null,
        "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/CN4044357",
        "summary": "Supplier changed."
      },
      {
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        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-41f4e95557f73986b6699b25c5311a59",
        "after_source_hash": "0062a4178e1d9ff20b0aa27543296a9ecd38aca8bf1164f8d451c48c33428ee1",
        "before_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-a64299c3acec3fdb9428aab03599f04b",
        "before_source_hash": "4bc0850b81e3846ad9e09b8cfb5870ba3ddd63740f24ee96b62c1667d8197736",
        "contract_id": "CN4044357",
        "detected_at": "2025-09-18T01:43:55Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "b0faa34f67ec6a344f1e6f7bc5cc0d106d587c820feb2284f69b89d9c1a8f14d",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "224995104.14",
        "notice_id": "CN4044357-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/bc76a79b-53dc-4185-8d25-38bbfc732867",
        "old_value": "3907717.84",
        "percentage_change": "5657.71",
        "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/CN4044357",
        "summary": "Reported contract value increased by $221,087,386.30 (+5657.71%)."
      },
      {
        "absolute_change": "1817656.50",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-a02e0ced97f631b1a3734caf977f0485",
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        "contract_id": "CN4044357",
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        "direction": "increase",
        "duration_change_days": null,
        "event_id": "4057da8a0106eef9c77984a578d3dd80fc5d4aeefcfdb44ddb5f4f4cad3aad52",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "226812760.64",
        "notice_id": "CN4044357-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/385d2eeb-946c-4efd-b916-ac84967b56b8",
        "old_value": "224995104.14",
        "percentage_change": "0.81",
        "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/CN4044357",
        "summary": "Reported contract value increased by $1,817,656.50 (+0.81%)."
      },
      {
        "absolute_change": "-150601.71",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-e3e4794c6999367da8bb629b5d845d35",
        "after_source_hash": "200aafb4eaccf0d50525d11bbee712f52915b1e5242f39cc1d726f8cd0c07a65",
        "before_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-a02e0ced97f631b1a3734caf977f0485",
        "before_source_hash": "dbbdff2626a2e06c88b42cf697cf09d5db2e5d253d93588ec150e67a04f7baa5",
        "contract_id": "CN4044357",
        "detected_at": "2025-09-18T01:43:55Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "ea250ea5262f601a24d0fc14a3f448a569dcdaaf4bf35d634bd1fb87f0c4282f",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "226662158.93",
        "notice_id": "CN4044357-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/81f8f3cb-c2c2-4eec-aed8-c5db90099869",
        "old_value": "226812760.64",
        "percentage_change": "-0.07",
        "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/CN4044357",
        "summary": "Reported contract value decreased by $150,601.71 (-0.07%)."
      },
      {
        "absolute_change": "-7407889.93",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-ddb294116c7238eb85792ff4aa5ef225",
        "after_source_hash": "6111025e5c06ba0f9c4127b1e8c8133503e3137b51b511c9ef5a3c228a8f42db",
        "before_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-e3e4794c6999367da8bb629b5d845d35",
        "before_source_hash": "200aafb4eaccf0d50525d11bbee712f52915b1e5242f39cc1d726f8cd0c07a65",
        "contract_id": "CN4044357",
        "detected_at": "2025-09-18T01:43:55Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "4b802644205f0c8a034793f4569331f1faf74a80e040e3f4765db24c0f2f6c53",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "219254269.00",
        "notice_id": "CN4044357-A5",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b2aebaa5-3299-4c4f-a7ca-8c3da380ff63",
        "old_value": "226662158.93",
        "percentage_change": "-3.27",
        "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/CN4044357",
        "summary": "Reported contract value decreased by $7,407,889.93 (-3.27%)."
      }
    ],
    "evidence_path": "evidence/CN4044357.json",
    "latest_modified_at": "2025-09-18T01:43:55Z",
    "notice_id": "CN4044357-A5",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/b2aebaa5-3299-4c4f-a7ca-8c3da380ff63",
    "original_reported_value": "3006230.70",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
    "supplier_name": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
    "title": "4600067377",
    "value_change": "216248038.30",
    "value_change_percentage": "7193.33",
    "versions": [
      {
        "agency_name": "Department of Defence",
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        "notice_id": "CN4044357",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE BUILDING - NCIS-3 CWF PTY LIMITED",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE BUILDING - NCIS-3 CWF PTY LIMITED",
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      {
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
        "title": "4600067377"
      },
      {
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
        "title": "4600067377"
      },
      {
        "agency_name": "Department of Defence",
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        "currency": "AUD",
        "description": "Construction Services",
        "notice_id": "CN4044357-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/81f8f3cb-c2c2-4eec-aed8-c5db90099869",
        "procurement_method": "Open tender",
        "reported_value": "226662158.93",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
        "title": "4600067377"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
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        "contract_id": "CN4044357",
        "contract_start_date": "2024-03-14",
        "currency": "AUD",
        "description": "Construction Services",
        "notice_id": "CN4044357-A5",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b2aebaa5-3299-4c4f-a7ca-8c3da380ff63",
        "procurement_method": "Open tender",
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        "source_release_id": "prod-abf31ea0b20b4fda9d0fafd46c806584-ddb294116c7238eb85792ff4aa5ef225",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4044357",
        "supplier_name": "LENDLEASE CONSTRUCTION (SOUTHERN) PTY LIMITED",
        "title": "4600067377"
      }
    ]
  },
  "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"
  }
}