{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 10,
    "category_code": "81101500",
    "contract_end_date": "2026-06-30",
    "contract_id": "CN3717999",
    "contract_start_date": "2020-09-17",
    "currency": "AUD",
    "current_reported_value": "3101306.62",
    "description": "Engineering Services",
    "events": [
      {
        "absolute_change": "111361.97",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-f6df0c445a2d3bf5844fcbd28b27e9b4",
        "after_source_hash": "a1ec9761ca5584cdf1bb86431788067a87d116506b36f43e1b74bd1ef744d52c",
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        "before_source_hash": "3171336c270c0c80849e7dcadd717c29c2271cce38f48444d129ad1ec9f51803",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "fe51826bb3da1892b3af24e50b6096e031c2ba735317b9d52719374afe59eda4",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1642599.37",
        "notice_id": "CN3717999-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/cf2f3be7-cef7-4f5b-a4b6-395a960c0c9c",
        "old_value": "1531237.40",
        "percentage_change": "7.27",
        "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/CN3717999",
        "summary": "Reported contract value increased by $111,361.97 (+7.27%)."
      },
      {
        "absolute_change": "169796.33",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-68606a7483573cbebcd27cf8feda01a1",
        "after_source_hash": "30f5a81e91ed04a1a1c8425235f9d2ac87722cd7bfd8b314bcf546305d2bb722",
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        "before_source_hash": "a1ec9761ca5584cdf1bb86431788067a87d116506b36f43e1b74bd1ef744d52c",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "4d47bfcad1fb2affb2b2b5e0b1948adaaa9d00cfc31699c6fc190f31682105c3",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1812395.70",
        "notice_id": "CN3717999-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/fc77d09c-b585-4c71-a3f6-1deee6bbb8b6",
        "old_value": "1642599.37",
        "percentage_change": "10.34",
        "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/CN3717999",
        "summary": "Reported contract value increased by $169,796.33 (+10.34%)."
      },
      {
        "absolute_change": "267969.99",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-10f179bdd312397ea3d329d9e4a1e7f0",
        "after_source_hash": "57317c003656c07243b565b11abae0ba4332567c31c7a7ac48a86b8b123d301b",
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        "before_source_hash": "30f5a81e91ed04a1a1c8425235f9d2ac87722cd7bfd8b314bcf546305d2bb722",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "652842b886bcbdd2ce0f05d82cd7dcd1c2f32e60dc82ff7c75183b9e567d5751",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2080365.69",
        "notice_id": "CN3717999-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1d695a3d-0da8-48b5-8845-dd6dc23c5e9f",
        "old_value": "1812395.70",
        "percentage_change": "14.79",
        "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/CN3717999",
        "summary": "Reported contract value increased by $267,969.99 (+14.79%)."
      },
      {
        "absolute_change": "452875.23",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-14088c47f8993d198106086ccc32c9c4",
        "after_source_hash": "469e8079e25b2877958af58cc52c2b5f662d17a097501876cc380582cdb40ee1",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-10f179bdd312397ea3d329d9e4a1e7f0",
        "before_source_hash": "57317c003656c07243b565b11abae0ba4332567c31c7a7ac48a86b8b123d301b",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "32a49609bd2bf816fa9166947dab411988fc8813e677e9c79a2e47f0c2149fee",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2533240.92",
        "notice_id": "CN3717999-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/4e949b2a-90a6-430c-9910-4f5634392922",
        "old_value": "2080365.69",
        "percentage_change": "21.77",
        "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/CN3717999",
        "summary": "Reported contract value increased by $452,875.23 (+21.77%)."
      },
      {
        "absolute_change": "13575.07",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-6f285af677f53aa5babfa4ddf5f9643a",
        "after_source_hash": "5ef5606194306e1b1f0382f49d2975e4b104dc5fffbdc9bd5a4ff2a5840c0c68",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-14088c47f8993d198106086ccc32c9c4",
        "before_source_hash": "469e8079e25b2877958af58cc52c2b5f662d17a097501876cc380582cdb40ee1",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "bcb94cc2caf7d8f9ae29047b4c8e3012ef31b5ad1b1998f5dec8bdce1e62af13",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2546815.99",
        "notice_id": "CN3717999-A5",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/f37d6998-c76e-49d9-81bb-aaf776e342d1",
        "old_value": "2533240.92",
        "percentage_change": "0.54",
        "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/CN3717999",
        "summary": "Reported contract value increased by $13,575.07 (+0.54%)."
      },
      {
        "absolute_change": "13575.06",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-c4de8c96bf243a07aeaa4da14b2be9b8",
        "after_source_hash": "56300eda96840d7fd2c624dccf0e7b166c53ed7458f8da1af59898ff4f1412de",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-6f285af677f53aa5babfa4ddf5f9643a",
        "before_source_hash": "5ef5606194306e1b1f0382f49d2975e4b104dc5fffbdc9bd5a4ff2a5840c0c68",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "453c4ce2dde153b84be24102262b3445536001b8a92f2bd7b7b39bf9eb15e054",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2560391.05",
        "notice_id": "CN3717999-A6",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/2a3acde3-7430-4b33-8d1e-29cd6e351e81",
        "old_value": "2546815.99",
        "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/CN3717999",
        "summary": "Reported contract value increased by $13,575.06 (+0.53%)."
      },
      {
        "absolute_change": "66369.52",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-24a53afb98813172a53576182946f8d8",
        "after_source_hash": "17b182f971d769cee5215cae18c12a8dfbd36cb20a83b4d66681d7b34fe0cb59",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-c4de8c96bf243a07aeaa4da14b2be9b8",
        "before_source_hash": "56300eda96840d7fd2c624dccf0e7b166c53ed7458f8da1af59898ff4f1412de",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "1027c1fbd1234a315c3a42146abb74096890944432930950aab532c7f07ea8cc",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2626760.57",
        "notice_id": "CN3717999-A7",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/5424a32d-4fc3-4d27-bb14-e06dcb70e722",
        "old_value": "2560391.05",
        "percentage_change": "2.59",
        "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/CN3717999",
        "summary": "Reported contract value increased by $66,369.52 (+2.59%)."
      },
      {
        "absolute_change": "126814.60",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-dd75529a39683624864e10de957d18ac",
        "after_source_hash": "24eb50f51063b804e941bc23e772ff5e4c661735ad8e5e8779d72abf8dd539b8",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-24a53afb98813172a53576182946f8d8",
        "before_source_hash": "17b182f971d769cee5215cae18c12a8dfbd36cb20a83b4d66681d7b34fe0cb59",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "6848e9aa7943b00fc2b628b71ac52d2271648d75d04e16f7ee2020542859cfc9",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2753575.17",
        "notice_id": "CN3717999-A8",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/c10ee026-3837-47d2-ac06-d09a2d1e032c",
        "old_value": "2626760.57",
        "percentage_change": "4.83",
        "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/CN3717999",
        "summary": "Reported contract value increased by $126,814.60 (+4.83%)."
      },
      {
        "absolute_change": "244694.45",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-12efe513521b3935a071c951c02b3906",
        "after_source_hash": "f5de5cdadaa3c4df210d549204a2f9c2ccfa82e095327e0862d76a1492d77d61",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-dd75529a39683624864e10de957d18ac",
        "before_source_hash": "24eb50f51063b804e941bc23e772ff5e4c661735ad8e5e8779d72abf8dd539b8",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "3289ec25ea0f46a8590db36cb79d42a5bb3bea2b39c23945ffeaa7915290d96a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "2998269.62",
        "notice_id": "CN3717999-A9",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1c2b9147-add0-4928-b324-8705a2044be5",
        "old_value": "2753575.17",
        "percentage_change": "8.89",
        "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/CN3717999",
        "summary": "Reported contract value increased by $244,694.45 (+8.89%)."
      },
      {
        "absolute_change": "103037.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-3f58ea9b55333161a22276d288a37cd4",
        "after_source_hash": "db6e75fed5124729544af2fef798aa5512f0c0c0cbdcf5e86fbb6ce23e7dcd8d",
        "before_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-12efe513521b3935a071c951c02b3906",
        "before_source_hash": "f5de5cdadaa3c4df210d549204a2f9c2ccfa82e095327e0862d76a1492d77d61",
        "contract_id": "CN3717999",
        "detected_at": "2025-07-22T03:55:07Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "61a21733e154bd2fb4a89c7b2850b2f54941717be9ff1cef1f3f40c30dc58d9a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3101306.62",
        "notice_id": "CN3717999-A10",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/2200c63b-a547-4f0f-aaa6-a0cc84376a0d",
        "old_value": "2998269.62",
        "percentage_change": "3.44",
        "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/CN3717999",
        "summary": "Reported contract value increased by $103,037.00 (+3.44%)."
      }
    ],
    "evidence_path": "evidence/CN3717999.json",
    "latest_modified_at": "2025-07-22T03:55:07Z",
    "notice_id": "CN3717999-A10",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/2200c63b-a547-4f0f-aaa6-a0cc84376a0d",
    "original_reported_value": "1531237.40",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3717999",
    "supplier_name": "ENVIROPACIFIC SERVICES PTY LIMITED",
    "title": "4600006629",
    "value_change": "1570069.22",
    "value_change_percentage": "102.54",
    "versions": [
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        "agency_name": "Department of Defence",
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        "official_record_url": "https://www.tenders.gov.au/Cn/Show/43deb1c3-310a-4a74-886a-5763aff72b78",
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        "source_modified_at": "2020-09-17T04:58:39Z",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3717999",
        "supplier_name": "ENVIROPACIFIC SERVICES PTY LIMITED",
        "title": "4600006629"
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3717999",
        "supplier_name": "ENVIROPACIFIC SERVICES PTY LIMITED",
        "title": "4600006629"
      },
      {
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        "notice_id": "CN3717999-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/fc77d09c-b585-4c71-a3f6-1deee6bbb8b6",
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        "source_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-68606a7483573cbebcd27cf8feda01a1",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3717999",
        "supplier_name": "ENVIROPACIFIC SERVICES PTY LIMITED",
        "title": "4600006629"
      },
      {
        "agency_name": "Department of Defence",
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        "contract_start_date": "2020-09-17",
        "currency": "AUD",
        "description": "Engineering Services",
        "notice_id": "CN3717999-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1d695a3d-0da8-48b5-8845-dd6dc23c5e9f",
        "procurement_method": "Open tender",
        "reported_value": "2080365.69",
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        "source_modified_at": "2025-07-22T03:55:07Z",
        "source_release_id": "prod-b58b490a4dea4ebcb03c611448124c8a-10f179bdd312397ea3d329d9e4a1e7f0",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3717999",
        "supplier_name": "ENVIROPACIFIC SERVICES PTY LIMITED",
        "title": "4600006629"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "81101500",
        "contract_end_date": "2026-06-30",
        "contract_id": "CN3717999",
        "contract_start_date": "2020-09-17",
        "currency": "AUD",
        "description": "Engineering Services",
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