{
  "contract": {
    "agency_name": "Department of Defence",
    "amendment_count": 2,
    "category_code": "80161500",
    "contract_end_date": "2025-06-30",
    "contract_id": "CN3869650",
    "contract_start_date": "2022-04-20",
    "currency": "AUD",
    "current_reported_value": "3464928.99",
    "description": "Service Operations Support",
    "events": [
      {
        "absolute_change": "1033613.09",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-5b119c91c00938adaad45f0d6db2fa2b",
        "after_source_hash": "1cbe5b1b099f4cc41b6f0070b79acb2fac7bcab8fc89f7a66b63766694356b01",
        "before_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-20cee3718e9a3a1e8fb84e0ceedbba5c",
        "before_source_hash": "ea5b6f1044677c15e14cdd3ae7b9b0787c2420d4aa1f5e3ad8335865a57b4040",
        "contract_id": "CN3869650",
        "detected_at": "2025-07-21T03:56:31Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "2cb8f5545d25bb23cf2d9b5220e90ab99e5307556c15841bb00695a984f660a3",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3443017.45",
        "notice_id": "CN3869650-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/24418fb1-fa25-429e-a905-d16f06abecd6",
        "old_value": "2409404.36",
        "percentage_change": "42.90",
        "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/CN3869650",
        "summary": "Reported contract value increased by $1,033,613.09 (+42.90%)."
      },
      {
        "absolute_change": "21911.54",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-8c87ff0747e932d3a039cad23567847f",
        "after_source_hash": "b9625936af769d061c6a503692b02465e491bbb6c1018cd2e268b3430cfa15cf",
        "before_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-5b119c91c00938adaad45f0d6db2fa2b",
        "before_source_hash": "1cbe5b1b099f4cc41b6f0070b79acb2fac7bcab8fc89f7a66b63766694356b01",
        "contract_id": "CN3869650",
        "detected_at": "2025-07-21T03:56:31Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "eac0d8e8e3ba4b7a697dcc41cf7baadba6246f82bf11541e45c81a9adc727a66",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "3464928.99",
        "notice_id": "CN3869650-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/aa85322b-437b-450a-8e97-aa57484a050c",
        "old_value": "3443017.45",
        "percentage_change": "0.64",
        "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/CN3869650",
        "summary": "Reported contract value increased by $21,911.54 (+0.64%)."
      }
    ],
    "evidence_path": "evidence/CN3869650.json",
    "latest_modified_at": "2025-07-21T03:56:31Z",
    "notice_id": "CN3869650-A2",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/aa85322b-437b-450a-8e97-aa57484a050c",
    "original_reported_value": "2409404.36",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3869650",
    "supplier_name": "ENVISTA PTY LTD",
    "title": "4600031541",
    "value_change": "1055524.63",
    "value_change_percentage": "43.81",
    "versions": [
      {
        "agency_name": "Department of Defence",
        "category_code": "80161500",
        "contract_end_date": "2025-06-30",
        "contract_id": "CN3869650",
        "contract_start_date": "2022-04-20",
        "currency": "AUD",
        "description": "Service Operations Support",
        "notice_id": "CN3869650",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/4e1beb53-145a-401d-bca3-bc77170e7d10",
        "procurement_method": "Open tender",
        "reported_value": "2409404.36",
        "source_hash": "ea5b6f1044677c15e14cdd3ae7b9b0787c2420d4aa1f5e3ad8335865a57b4040",
        "source_modified_at": "2022-05-03T05:39:23Z",
        "source_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-20cee3718e9a3a1e8fb84e0ceedbba5c",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3869650",
        "supplier_name": "ENVISTA PTY LTD",
        "title": "4600031541"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "80161500",
        "contract_end_date": "2025-06-30",
        "contract_id": "CN3869650",
        "contract_start_date": "2022-04-20",
        "currency": "AUD",
        "description": "Service Operations Support",
        "notice_id": "CN3869650-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/24418fb1-fa25-429e-a905-d16f06abecd6",
        "procurement_method": "Open tender",
        "reported_value": "3443017.45",
        "source_hash": "1cbe5b1b099f4cc41b6f0070b79acb2fac7bcab8fc89f7a66b63766694356b01",
        "source_modified_at": "2025-07-21T03:56:31Z",
        "source_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-5b119c91c00938adaad45f0d6db2fa2b",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3869650",
        "supplier_name": "ENVISTA PTY LTD",
        "title": "4600031541"
      },
      {
        "agency_name": "Department of Defence",
        "category_code": "80161500",
        "contract_end_date": "2025-06-30",
        "contract_id": "CN3869650",
        "contract_start_date": "2022-04-20",
        "currency": "AUD",
        "description": "Service Operations Support",
        "notice_id": "CN3869650-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/aa85322b-437b-450a-8e97-aa57484a050c",
        "procurement_method": "Open tender",
        "reported_value": "3464928.99",
        "source_hash": "b9625936af769d061c6a503692b02465e491bbb6c1018cd2e268b3430cfa15cf",
        "source_modified_at": "2025-07-21T03:56:31Z",
        "source_release_id": "prod-531b12bcf32a428199ceda6adab89b0b-8c87ff0747e932d3a039cad23567847f",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3869650",
        "supplier_name": "ENVISTA PTY LTD",
        "title": "4600031541"
      }
    ]
  },
  "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"
  }
}