{
  "contract": {
    "agency_name": "National Health and Medical Research Council",
    "amendment_count": 2,
    "category_code": "81111500",
    "contract_end_date": "2026-06-30",
    "contract_id": "CN4017757",
    "contract_start_date": "2019-03-05",
    "currency": "AUD",
    "current_reported_value": "13551191.36",
    "description": "Provision of ICT Professional Services",
    "events": [
      {
        "absolute_change": "12500.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-d662fb0f29ae321bb4980cde7c90e6b2",
        "after_source_hash": "93db1f32456df3d5630a69f54abe84b1ae2fa56c3eb3fa8d56cefc8cf3990a99",
        "before_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-5de98edd98af3d699d89009e53e50c95",
        "before_source_hash": "0b624b4231bf09920bbf7ed5b9784b1ca5c8888b4ca858ca483f7551df12144d",
        "contract_id": "CN4017757",
        "detected_at": "2025-07-25T01:40:28Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "df6225913f3b2e60446d19e05f13f7b8a32906a1a0ea42557cd8dca2ea50b18e",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "146680.85",
        "notice_id": "CN4017757-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/01a7d630-ecbd-490b-9dcd-9a04bdb9463f",
        "old_value": "134180.85",
        "percentage_change": "9.32",
        "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/CN4017757",
        "summary": "Reported contract value increased by $12,500.00 (+9.32%)."
      },
      {
        "absolute_change": "13404510.51",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-6b86d852d5a93bf486462889fc5f257e",
        "after_source_hash": "1ac541cad3b0d1d0bdd7477f26f979c80ab3f199ccd4ea4a6a8f2d8c9c0b8037",
        "before_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-d662fb0f29ae321bb4980cde7c90e6b2",
        "before_source_hash": "93db1f32456df3d5630a69f54abe84b1ae2fa56c3eb3fa8d56cefc8cf3990a99",
        "contract_id": "CN4017757",
        "detected_at": "2025-07-25T01:40:28Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "a707c3823e0b6527f0389f0314edd8c3a98b5e8f8f8fb1b84a137fbcd3bd821a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "13551191.36",
        "notice_id": "CN4017757-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/90d89410-03f2-4ac2-a743-3f31bcc49815",
        "old_value": "146680.85",
        "percentage_change": "9138.56",
        "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/CN4017757",
        "summary": "Reported contract value increased by $13,404,510.51 (+9138.56%)."
      }
    ],
    "evidence_path": "evidence/CN4017757.json",
    "latest_modified_at": "2025-07-25T01:40:28Z",
    "notice_id": "CN4017757-A2",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/90d89410-03f2-4ac2-a743-3f31bcc49815",
    "original_reported_value": "134180.85",
    "procurement_method": "Open tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN4017757",
    "supplier_name": "Semantic Sciences Holdings Pty Ltd",
    "title": "2018-19P044 (PD003780)",
    "value_change": "13417010.51",
    "value_change_percentage": "9999.20",
    "versions": [
      {
        "agency_name": "National Health and Medical Research Council",
        "category_code": "81111500",
        "contract_end_date": "2026-06-30",
        "contract_id": "CN4017757",
        "contract_start_date": "2019-03-05",
        "currency": "AUD",
        "description": "Provision of ICT Professional Services",
        "notice_id": "CN4017757",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/eb728afb-7683-40ed-aa6a-038e8341a189",
        "procurement_method": "Open tender",
        "reported_value": "134180.85",
        "source_hash": "0b624b4231bf09920bbf7ed5b9784b1ca5c8888b4ca858ca483f7551df12144d",
        "source_modified_at": "2023-11-22T00:33:16Z",
        "source_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-5de98edd98af3d699d89009e53e50c95",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4017757",
        "supplier_name": "Semantic Sciences Holdings Pty Ltd",
        "title": "2018-19P044 (PD003780)"
      },
      {
        "agency_name": "National Health and Medical Research Council",
        "category_code": "81111500",
        "contract_end_date": "2026-06-30",
        "contract_id": "CN4017757",
        "contract_start_date": "2019-03-05",
        "currency": "AUD",
        "description": "Provision of ICT Professional Services",
        "notice_id": "CN4017757-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/01a7d630-ecbd-490b-9dcd-9a04bdb9463f",
        "procurement_method": "Open tender",
        "reported_value": "146680.85",
        "source_hash": "93db1f32456df3d5630a69f54abe84b1ae2fa56c3eb3fa8d56cefc8cf3990a99",
        "source_modified_at": "2025-07-25T01:40:28Z",
        "source_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-d662fb0f29ae321bb4980cde7c90e6b2",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4017757",
        "supplier_name": "Semantic Sciences Holdings Pty Ltd",
        "title": "2018-19P044 (PD003780)"
      },
      {
        "agency_name": "National Health and Medical Research Council",
        "category_code": "81111500",
        "contract_end_date": "2026-06-30",
        "contract_id": "CN4017757",
        "contract_start_date": "2019-03-05",
        "currency": "AUD",
        "description": "Provision of ICT Professional Services",
        "notice_id": "CN4017757-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/90d89410-03f2-4ac2-a743-3f31bcc49815",
        "procurement_method": "Open tender",
        "reported_value": "13551191.36",
        "source_hash": "1ac541cad3b0d1d0bdd7477f26f979c80ab3f199ccd4ea4a6a8f2d8c9c0b8037",
        "source_modified_at": "2025-07-25T01:40:28Z",
        "source_release_id": "prod-dab0cbc9616d4703806cdc15c396a588-6b86d852d5a93bf486462889fc5f257e",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN4017757",
        "supplier_name": "Semantic Sciences Holdings Pty Ltd",
        "title": "2018-19P044 (PD003780)"
      }
    ]
  },
  "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"
  }
}