{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 10,
    "category_code": "72100000",
    "contract_end_date": "2026-01-31",
    "contract_id": "CN3750355",
    "contract_start_date": "2021-02-18",
    "currency": "AUD",
    "current_reported_value": "3295111.96",
    "description": "Building Works",
    "events": [
      {
        "absolute_change": "86784.83",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-bdf8737a17ae30b7bfae68713674d40c",
        "after_source_hash": "a09a674e42f157bae6df35627f5181dd2b60fa94dd3b004e0ff5361a26907ff8",
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        "before_source_hash": "41a90ea02cb6110a23e877eaf26cc6f9cf99bfaeffd9aba2fbeed4e88f0cadcc",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "46f2673a4f96c5ac35e59e9690b0c89f60881d7132d2d6cfd5021c6b72174c20",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "188567.61",
        "notice_id": "CN3750355-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1f044310-ec31-4fa0-89d5-fc5837fb7a03",
        "old_value": "101782.78",
        "percentage_change": "85.26",
        "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/CN3750355",
        "summary": "Reported contract value increased by $86,784.83 (+85.26%)."
      },
      {
        "absolute_change": "1137704.81",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-6f0fa8eaed6b377f98902be9a7c7fac3",
        "after_source_hash": "bbf869a07f4ffa1cd7f204d0b678bb0d6ebef81ee47aa7c868a29d4b75cdf9b1",
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        "before_source_hash": "a09a674e42f157bae6df35627f5181dd2b60fa94dd3b004e0ff5361a26907ff8",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "1e3fe843d9eb24c40def4b9d3464fc9c33585821fa99be6dff6e9058c6295b8a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1326272.42",
        "notice_id": "CN3750355-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/00389909-2b9f-4b73-ac9c-56c15feb6bed",
        "old_value": "188567.61",
        "percentage_change": "603.34",
        "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/CN3750355",
        "summary": "Reported contract value increased by $1,137,704.81 (+603.34%)."
      },
      {
        "absolute_change": "583148.75",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-12b3bd4af14335f4915853097705ec14",
        "after_source_hash": "c86656dbe72900ff452fe9a0db769fdaf43284c9f867ca13b5cfaa1e050a0ee0",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-6f0fa8eaed6b377f98902be9a7c7fac3",
        "before_source_hash": "bbf869a07f4ffa1cd7f204d0b678bb0d6ebef81ee47aa7c868a29d4b75cdf9b1",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "a7b8addf212b3cc0ac2eb75aa2398d1e196f06ba97e50203591cf431561d6471",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1909421.17",
        "notice_id": "CN3750355-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/d7ceb676-4575-4a30-9877-5ffaf93f1201",
        "old_value": "1326272.42",
        "percentage_change": "43.97",
        "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/CN3750355",
        "summary": "Reported contract value increased by $583,148.75 (+43.97%)."
      },
      {
        "absolute_change": "100223.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-649477e8abd43c12aaca693cb63f2f32",
        "after_source_hash": "94c8ba53f6d3bcf8c83dfdee9907e855d57584cc9d65f6c6a27ab1acf8d358ed",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-12b3bd4af14335f4915853097705ec14",
        "before_source_hash": "c86656dbe72900ff452fe9a0db769fdaf43284c9f867ca13b5cfaa1e050a0ee0",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "bb231bf71c9c6071cf584aaf29d368712630f69321d7b943d44d22248ba1e23d",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2009644.17",
        "notice_id": "CN3750355-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/083b5411-e280-4796-9873-70a716cd5a4a",
        "old_value": "1909421.17",
        "percentage_change": "5.25",
        "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/CN3750355",
        "summary": "Reported contract value increased by $100,223.00 (+5.25%)."
      },
      {
        "absolute_change": "59802.60",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-14c385ae5eff3f08a0b8ac6a67292acc",
        "after_source_hash": "a4b97f6eab24e0f4cd87b2aef715b9f007f109e21622ec218c7abe3d2667859d",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-649477e8abd43c12aaca693cb63f2f32",
        "before_source_hash": "94c8ba53f6d3bcf8c83dfdee9907e855d57584cc9d65f6c6a27ab1acf8d358ed",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "3a4c1e506894a9c7d98f07c35bdb751d0d7a4d47199a8096beabc0d2466804b2",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2069446.77",
        "notice_id": "CN3750355-A5",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/a19bdf2b-c125-4f31-9cbb-bad41d51edea",
        "old_value": "2009644.17",
        "percentage_change": "2.98",
        "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/CN3750355",
        "summary": "Reported contract value increased by $59,802.60 (+2.98%)."
      },
      {
        "absolute_change": "112115.29",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-c8df7747655d36e8b6e6c6a0d1831675",
        "after_source_hash": "595aac8888e7ba4c5e3269b86d7551cf6eda8ddc338e7a583ed09d49750942b6",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-14c385ae5eff3f08a0b8ac6a67292acc",
        "before_source_hash": "a4b97f6eab24e0f4cd87b2aef715b9f007f109e21622ec218c7abe3d2667859d",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "14ddd19c02ae83bea1f27e3f159120c5ad5bb3d6722390710261446b0a9b660d",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2181562.06",
        "notice_id": "CN3750355-A6",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/e1448d75-8fc3-41dd-b8c5-2d2740bad56c",
        "old_value": "2069446.77",
        "percentage_change": "5.42",
        "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/CN3750355",
        "summary": "Reported contract value increased by $112,115.29 (+5.42%)."
      },
      {
        "absolute_change": "60270.10",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-6fdd6068f33c38da92ed925511153534",
        "after_source_hash": "0a24c52af19e8e1edd85386a1718c76ce47ef98dc6b37b8b056d9fea9b1c9fcc",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-c8df7747655d36e8b6e6c6a0d1831675",
        "before_source_hash": "595aac8888e7ba4c5e3269b86d7551cf6eda8ddc338e7a583ed09d49750942b6",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "4b2176ccc947aa247df52d574b7a92832e953ae531d71e2e41afee7140569d2c",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2241832.16",
        "notice_id": "CN3750355-A7",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/2c181a4a-af85-4a70-acf5-aefea9df9dec",
        "old_value": "2181562.06",
        "percentage_change": "2.76",
        "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/CN3750355",
        "summary": "Reported contract value increased by $60,270.10 (+2.76%)."
      },
      {
        "absolute_change": "736272.71",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-cd9a6b04fd34347d8d01090f08d8c000",
        "after_source_hash": "875d00da0d098a6b2ce94f925b241b6dafb03b0401295ce11e973f6fc922a090",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-6fdd6068f33c38da92ed925511153534",
        "before_source_hash": "0a24c52af19e8e1edd85386a1718c76ce47ef98dc6b37b8b056d9fea9b1c9fcc",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "cc245779e4987b152236a9b3f26a1a3494722859d72114bc6429425fbb7a82be",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2978104.87",
        "notice_id": "CN3750355-A8",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b8919de6-f68f-474c-a0d8-27acaa99c57d",
        "old_value": "2241832.16",
        "percentage_change": "32.84",
        "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/CN3750355",
        "summary": "Reported contract value increased by $736,272.71 (+32.84%)."
      },
      {
        "absolute_change": "340541.65",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-222c057da3de38d2bef0f334f0e3f887",
        "after_source_hash": "8843e0d236d339f4901bc4993a0dcedc757b5c36a6ea623efc26bb08a1f26e96",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-cd9a6b04fd34347d8d01090f08d8c000",
        "before_source_hash": "875d00da0d098a6b2ce94f925b241b6dafb03b0401295ce11e973f6fc922a090",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "b81278e199019ebd38bb89f62e2bd00676a17ebf333d748613b351750457f359",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3318646.52",
        "notice_id": "CN3750355-A9",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/e19a4b70-02aa-4c90-989a-15f3322c34d8",
        "old_value": "2978104.87",
        "percentage_change": "11.43",
        "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/CN3750355",
        "summary": "Reported contract value increased by $340,541.65 (+11.43%)."
      },
      {
        "absolute_change": "-23534.56",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-1d7f3a1f32cd3da5b74dbe2fcd079304",
        "after_source_hash": "8d0c5b4ad93e381a947df8591cc51d83167db30364e3a40945b57e4939256298",
        "before_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-222c057da3de38d2bef0f334f0e3f887",
        "before_source_hash": "8843e0d236d339f4901bc4993a0dcedc757b5c36a6ea623efc26bb08a1f26e96",
        "contract_id": "CN3750355",
        "detected_at": "2025-07-23T05:16:35Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "3dd2f3d58427f2764543920da7bb13d4531eb4fdb3370182712f0e847c148fa0",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3295111.96",
        "notice_id": "CN3750355-A10",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b751f6c6-7dd6-476b-93fd-6cd019b67841",
        "old_value": "3318646.52",
        "percentage_change": "-0.71",
        "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/CN3750355",
        "summary": "Reported contract value decreased by $23,534.56 (-0.71%)."
      }
    ],
    "evidence_path": "evidence/CN3750355.json",
    "latest_modified_at": "2025-07-23T05:16:35Z",
    "notice_id": "CN3750355-A10",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/b751f6c6-7dd6-476b-93fd-6cd019b67841",
    "original_reported_value": "101782.78",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3750355",
    "supplier_name": "BROOKFIELD JOHNSON CONTROLS P/L",
    "title": "4600008380",
    "value_change": "3193329.18",
    "value_change_percentage": "3137.40",
    "versions": [
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
        "contract_end_date": "2026-01-31",
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        "contract_start_date": "2021-02-18",
        "currency": "AUD",
        "description": "Building Works",
        "notice_id": "CN3750355",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b165ae15-decf-489e-b36a-ad34215a38bd",
        "procurement_method": "Open tender",
        "reported_value": "101782.78",
        "source_hash": "41a90ea02cb6110a23e877eaf26cc6f9cf99bfaeffd9aba2fbeed4e88f0cadcc",
        "source_modified_at": "2021-02-23T05:24:59Z",
        "source_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-e986a70a56ff3b1da9a202d303ee6d0e",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3750355",
        "supplier_name": "BROOKFIELD JOHNSON CONTROLS P/L",
        "title": "4600008380"
      },
      {
        "agency_name": "Department of Defence",
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        "currency": "AUD",
        "description": "Building Works",
        "notice_id": "CN3750355-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1f044310-ec31-4fa0-89d5-fc5837fb7a03",
        "procurement_method": "Open tender",
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        "source_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-bdf8737a17ae30b7bfae68713674d40c",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3750355",
        "supplier_name": "BROOKFIELD JOHNSON CONTROLS P/L",
        "title": "4600008380"
      },
      {
        "agency_name": "Department of Defence",
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        "contract_id": "CN3750355",
        "contract_start_date": "2021-02-18",
        "currency": "AUD",
        "description": "Building Works",
        "notice_id": "CN3750355-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/00389909-2b9f-4b73-ac9c-56c15feb6bed",
        "procurement_method": "Open tender",
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        "source_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-6f0fa8eaed6b377f98902be9a7c7fac3",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3750355",
        "supplier_name": "BROOKFIELD JOHNSON CONTROLS P/L",
        "title": "4600008380"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
        "contract_end_date": "2026-01-31",
        "contract_id": "CN3750355",
        "contract_start_date": "2021-02-18",
        "currency": "AUD",
        "description": "Building Works",
        "notice_id": "CN3750355-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/d7ceb676-4575-4a30-9877-5ffaf93f1201",
        "procurement_method": "Open tender",
        "reported_value": "1909421.17",
        "source_hash": "c86656dbe72900ff452fe9a0db769fdaf43284c9f867ca13b5cfaa1e050a0ee0",
        "source_modified_at": "2025-07-23T05:16:35Z",
        "source_release_id": "prod-8219f544592a43c7a14ed6fd9d9506e4-12b3bd4af14335f4915853097705ec14",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3750355",
        "supplier_name": "BROOKFIELD JOHNSON CONTROLS P/L",
        "title": "4600008380"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "72100000",
        "contract_end_date": "2026-01-31",
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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.",
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