{
  "schema": "kallipolis.resource-quality.v1",
  "id": "resource.public-data.data-gov-sg-api",
  "version": "1.0.0",
  "title": "data.gov.sg API boundary",
  "summary": "Official-source access, authentication, request-shaping, paging, freshness, legal, and interpretation boundaries for data.gov.sg API.",
  "content": {
    "kind": "public-data-api-boundary",
    "facts": [
      {
        "id": "fact.singapore.data-gov-sg-api.access",
        "statement": "data.gov.sg documents collection, dataset, and real-time APIs for public data published by Singapore government agencies.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.singapore.data-gov-sg-api"
        ]
      },
      {
        "id": "fact.singapore.data-gov-sg-api.authentication",
        "statement": "Public endpoints can be explored without a key, while production clients are advised to use an API key; keys are credentials and must not enter public records.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.singapore.data-gov-sg-api"
        ]
      },
      {
        "id": "fact.singapore.data-gov-sg-api.request",
        "statement": "Clients must bind dataset or collection identifiers, row or time filters, pagination parameters, and the documented rate-limit and error behavior for the chosen API.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.singapore.data-gov-sg-api"
        ]
      },
      {
        "id": "fact.singapore.data-gov-sg-api.boundary",
        "statement": "Published datasets retain agency-specific update schedules, units, coverage, revisions, and legal terms and do not prove real-time conditions or government endorsement of an inference.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.singapore.data-gov-sg-api"
        ]
      }
    ]
  },
  "language": "en",
  "category": "public-data-api",
  "state": "prepared",
  "canonicalUrl": "https://platoskallipolis.com/resources/public-data-apis/data-gov-sg-api.json",
  "contentHash": "sha256:6d2a6f5425441c72444c6ea3c4ce19cc97e95bb0a397946ae352d94c5206b3e0",
  "owner": {
    "id": "platos-kallipolis",
    "name": "Plato's Kallipolis",
    "type": "organization",
    "accountabilityUrl": "https://platoskallipolis.com/about"
  },
  "access": {
    "mode": "public",
    "url": "https://platoskallipolis.com/resources/public-data-apis/data-gov-sg-api.json",
    "authentication": "none",
    "robotsAllowed": true
  },
  "provenance": {
    "method": "primary-source",
    "sources": [
      {
        "id": "source.singapore.data-gov-sg-api",
        "url": "https://guide.data.gov.sg/developer-guide/api-overview",
        "title": "data.gov.sg API Overview",
        "publisher": "Government Technology Agency of Singapore",
        "observedAt": "2026-08-28T04:17:38Z"
      }
    ]
  },
  "observedAt": "2026-08-28T04:17:38Z",
  "freshness": {
    "policy": "max-age",
    "state": "current",
    "nextReviewAt": "2026-09-04T04:17:38Z",
    "maxAgeSeconds": 604800
  },
  "license": {
    "id": "source-terms-apply",
    "url": "https://data.gov.sg/privacy-and-terms",
    "redistributionAllowed": false
  },
  "evidence": [
    {
      "id": "evidence.singapore.data-gov-sg-api",
      "type": "source-claim",
      "url": "https://guide.data.gov.sg/developer-guide/api-overview",
      "observedAt": "2026-08-28T04:17:38Z"
    }
  ]
}