{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 15,
    "category_code": "25111900",
    "contract_end_date": "2026-12-31",
    "contract_id": "CN3483749",
    "contract_start_date": "2018-01-01",
    "currency": "AUD",
    "current_reported_value": "1312141618.65",
    "description": "Military Watercraft Support Services",
    "events": [
      {
        "absolute_change": "-39256419.71",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-2f697f0a08cd36bf83a895ab70485d69",
        "after_source_hash": "b2c05b620b43d06603ea0de3979090bfcad8409151455536ff97900f7c7614f4",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-39704e967425348a8fa1acfda6a39021",
        "before_source_hash": "398c352eaa0f759ce0922aefbee56f07156ca2864f9fe7e3e453b9db3de633b3",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "ef66c9b068e241e2ee5e1a1fc65a7664b13b9add4e2a39df84c21293cf8ad0eb",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1314237155.79",
        "notice_id": "CN3483749-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/c3095573-0288-45d1-a70f-1710b7ff5a75",
        "old_value": "1353493575.50",
        "percentage_change": "-2.90",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $39,256,419.71 (-2.90%)."
      },
      {
        "absolute_change": "3965421.05",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-545f5c177caf3fe6b63be982a93a6832",
        "after_source_hash": "249ecb2cbed8cb7d679ca723c65908793f053280efba7b67a17f7d3e73e1a0aa",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-2f697f0a08cd36bf83a895ab70485d69",
        "before_source_hash": "b2c05b620b43d06603ea0de3979090bfcad8409151455536ff97900f7c7614f4",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "1f67e95f74fb31fc4c8f93883a028de34e2609ee697534ef21d758e8522cd7c9",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1318202576.84",
        "notice_id": "CN3483749-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/89dfc6a3-5cd8-42ea-882f-a2f66cb3fb7b",
        "old_value": "1314237155.79",
        "percentage_change": "0.30",
        "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/CN3483749",
        "summary": "Reported contract value increased by $3,965,421.05 (+0.30%)."
      },
      {
        "absolute_change": "-9891829.82",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f921afa927cb367aa438ac759341289f",
        "after_source_hash": "d66902672b61fa51ef31acc2cef5b87015b9db858e5ab054e36058bbcb5522ad",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-545f5c177caf3fe6b63be982a93a6832",
        "before_source_hash": "249ecb2cbed8cb7d679ca723c65908793f053280efba7b67a17f7d3e73e1a0aa",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "0e4e518553a981c09d7d27f1ff39472393ab26f6da76ec3e72ea5457b0646aa8",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1308310747.02",
        "notice_id": "CN3483749-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/6f610777-31f5-47d5-b454-84d5a10136f0",
        "old_value": "1318202576.84",
        "percentage_change": "-0.75",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $9,891,829.82 (-0.75%)."
      },
      {
        "absolute_change": null,
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-7fd4289fbc793d9794770c5479a4ae29",
        "after_source_hash": "2e211ba03a653d3f5d5d283eace43fed6363718320038070324e76c0c23774f3",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f921afa927cb367aa438ac759341289f",
        "before_source_hash": "d66902672b61fa51ef31acc2cef5b87015b9db858e5ab054e36058bbcb5522ad",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "changed",
        "duration_change_days": null,
        "event_id": "114cf5423739dc2f59012dc7b661129e5dfcea44073bb20b7aa2e7b3b93d08d6",
        "field_label": "Supplier Name",
        "field_name": "supplier_name",
        "new_value": "BAE SYSTEMS AUSTRALIA PTY LTD",
        "notice_id": "CN3483749-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/2a4bdc35-a1ce-4891-a57a-0cf8e5e2a769",
        "old_value": "BAE SYSTEMS AUSTRALIA LTD ACCOUNTS RECEIVABLE",
        "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/CN3483749",
        "summary": "Supplier changed."
      },
      {
        "absolute_change": "-258804.67",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-7fd4289fbc793d9794770c5479a4ae29",
        "after_source_hash": "2e211ba03a653d3f5d5d283eace43fed6363718320038070324e76c0c23774f3",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f921afa927cb367aa438ac759341289f",
        "before_source_hash": "d66902672b61fa51ef31acc2cef5b87015b9db858e5ab054e36058bbcb5522ad",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "ea235e2b65681d25d654efccdedc86357dee94d189564122af5cfb26b1dd700d",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1308051942.35",
        "notice_id": "CN3483749-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/2a4bdc35-a1ce-4891-a57a-0cf8e5e2a769",
        "old_value": "1308310747.02",
        "percentage_change": "-0.02",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $258,804.67 (-0.02%)."
      },
      {
        "absolute_change": "-1232210.16",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-2a88abc128f536e1ad9f358af9862d77",
        "after_source_hash": "706225cf45b60daf901f889f6c6df11be19d2358673ab1fe0b626b940dca56c6",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-7fd4289fbc793d9794770c5479a4ae29",
        "before_source_hash": "2e211ba03a653d3f5d5d283eace43fed6363718320038070324e76c0c23774f3",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "967ee3b725082c7497e39a5150f3bf6763018d9067951f6b829241104d2bb30e",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1306819732.19",
        "notice_id": "CN3483749-A5",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/5be4a472-fe17-4c98-b6cf-7cc64b35c061",
        "old_value": "1308051942.35",
        "percentage_change": "-0.09",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $1,232,210.16 (-0.09%)."
      },
      {
        "absolute_change": "-966630.09",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-1b6743784f7837e485299fa4b7213e3c",
        "after_source_hash": "6f4fb67869d64d1322b1a183220913c2abb878ecc6ab404deb8999bd8dfe286f",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-2a88abc128f536e1ad9f358af9862d77",
        "before_source_hash": "706225cf45b60daf901f889f6c6df11be19d2358673ab1fe0b626b940dca56c6",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "2586031855bcec35d4510f562c2629882c382c60aa3b306e63683822bb4df20a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1305853102.10",
        "notice_id": "CN3483749-A6",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/b55a5951-2d35-4854-830b-c28206f9df5a",
        "old_value": "1306819732.19",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $966,630.09 (-0.07%)."
      },
      {
        "absolute_change": "-510351.26",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-c85b5e54baee3ae4aac8c9466e67eef3",
        "after_source_hash": "f5daedd29efe2fcbf769ba8bbbcf307a32521cfe7ed07b9cc8f88347489fff62",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-1b6743784f7837e485299fa4b7213e3c",
        "before_source_hash": "6f4fb67869d64d1322b1a183220913c2abb878ecc6ab404deb8999bd8dfe286f",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "77527ee4e21e10ae28e32fb6454105cbf0e2fadc0add91a043c2b6c8a3f4decb",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1305342750.84",
        "notice_id": "CN3483749-A7",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/7ca214f4-6d1a-4e69-bac1-0f7ed2ed758f",
        "old_value": "1305853102.10",
        "percentage_change": "-0.04",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $510,351.26 (-0.04%)."
      },
      {
        "absolute_change": "-5960946.22",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-1059c0d86e34300f9b530c61ea367db3",
        "after_source_hash": "6d1c5d88d2c9f919dfe65c75a2cc2eb5d64989c129f360abceb8074635203ef1",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-c85b5e54baee3ae4aac8c9466e67eef3",
        "before_source_hash": "f5daedd29efe2fcbf769ba8bbbcf307a32521cfe7ed07b9cc8f88347489fff62",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "f3555e49c1f02707262128606c9e7347de0759706e322d71512c07b62040a9d0",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1299381804.62",
        "notice_id": "CN3483749-A8",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/58679e12-4b57-4eee-bc1c-d637bebdba25",
        "old_value": "1305342750.84",
        "percentage_change": "-0.46",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $5,960,946.22 (-0.46%)."
      },
      {
        "absolute_change": "272076.70",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f5b683b6df94319a8d5e3ef1d36648fd",
        "after_source_hash": "f4d6eac83138840703e935a84e142ffae8730d5cb1e581a2e642996e8c53a011",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-1059c0d86e34300f9b530c61ea367db3",
        "before_source_hash": "6d1c5d88d2c9f919dfe65c75a2cc2eb5d64989c129f360abceb8074635203ef1",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "c972476a45711032791e6e04ac448e3c511f4856c2a538dfe77d68efdc1b6f53",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1299653881.32",
        "notice_id": "CN3483749-A9",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/805174d4-9d7f-4f96-9bfd-a7e3b5b13dec",
        "old_value": "1299381804.62",
        "percentage_change": "0.02",
        "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/CN3483749",
        "summary": "Reported contract value increased by $272,076.70 (+0.02%)."
      },
      {
        "absolute_change": "-126779.35",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f1142d32f93e367dba6ae3b349076356",
        "after_source_hash": "9d1848c1c7781d89080c23a58febd446395f620584cc9f227c55d5f484e50bea",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f5b683b6df94319a8d5e3ef1d36648fd",
        "before_source_hash": "f4d6eac83138840703e935a84e142ffae8730d5cb1e581a2e642996e8c53a011",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "decrease",
        "duration_change_days": null,
        "event_id": "8f5ad8ebe2877b39baa381bf7583e427972c56604723591e2edc886f9b5f75d9",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1299527101.97",
        "notice_id": "CN3483749-A10",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/4b0820dc-141d-43ce-9abe-60b10ab6abf7",
        "old_value": "1299653881.32",
        "percentage_change": "-0.01",
        "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/CN3483749",
        "summary": "Reported contract value decreased by $126,779.35 (-0.01%)."
      },
      {
        "absolute_change": "6851531.53",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-31d5119db3433a83bba6f426a06fbece",
        "after_source_hash": "ebf16847fbd57b7b5629766e53902b043ad236ea7b9ea97081b00c6f3d445d53",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-f1142d32f93e367dba6ae3b349076356",
        "before_source_hash": "9d1848c1c7781d89080c23a58febd446395f620584cc9f227c55d5f484e50bea",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "015a1ac241672fcb11021af13d90403eccbab269e431eb1174bfec1f317532fc",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1306378633.50",
        "notice_id": "CN3483749-A11",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/08a5d545-384f-4631-8bc5-47b80c2de2a9",
        "old_value": "1299527101.97",
        "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/CN3483749",
        "summary": "Reported contract value increased by $6,851,531.53 (+0.53%)."
      },
      {
        "absolute_change": "17533.08",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-5a9705c5f38539adbebcbf441e227956",
        "after_source_hash": "14a5dc2f48e1f7944ee18c6f9a75e6e71fb27d08994d2482c80c0aaa897d0a9f",
        "before_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-31d5119db3433a83bba6f426a06fbece",
        "before_source_hash": "ebf16847fbd57b7b5629766e53902b043ad236ea7b9ea97081b00c6f3d445d53",
        "contract_id": "CN3483749",
        "detected_at": "2025-10-22T03:32:12Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "c2d6cc70f885a51c7e4015d521ce367c632b21b17f3b1778b807dd1e2d63ddc9",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "1306396166.58",
        "notice_id": "CN3483749-A12",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/ced02752-24ed-43ac-90b0-9464d52bb9c6",
        "old_value": "1306378633.50",
        "percentage_change": "0.00",
        "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/CN3483749",
        "summary": "Reported contract value increased by $17,533.08 (+0.00%)."
      },
      {
        "absolute_change": "451536.89",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-9f1d95c723863121a7f45d9873d91a87",
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        "field_label": "Reported Value",
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        "notice_id": "CN3483749-A13",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/1ca23623-0535-4dfb-9ed3-62d606e7a218",
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        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3483749",
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        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
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        "field_label": "Reported Value",
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        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3483749",
        "summary": "Reported contract value decreased by $1,566,124.59 (-0.12%)."
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        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
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        "field_label": "Reported Value",
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        "description": "Military Watercraft Support Services",
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        "official_record_url": "https://www.tenders.gov.au/Cn/Show/76ee2c1d-761d-4e4a-ac91-d748a876e03f",
        "procurement_method": "Limited tender",
        "reported_value": "1312141618.65",
        "source_hash": "e82a88509db4e17afb081e13a09d870f18a78d66b26e994cbbd9693000300a29",
        "source_modified_at": "2025-10-22T03:32:12Z",
        "source_release_id": "prod-7d920c7b96ecd53770c1ff0df79ee5cd-fe289d07c0c033088e777a24b316b44c",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3483749",
        "supplier_name": "BAE SYSTEMS AUSTRALIA PTY LTD",
        "title": "4600001157"
      }
    ]
  },
  "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"
  }
}