{
  "schema": "kallipolis.resource-quality.v1",
  "id": "resource.public-data.nasa-cmr-search-api",
  "version": "1.0.0",
  "title": "NASA CMR Search API boundary",
  "summary": "Official-source access, authentication, request-shaping, paging, freshness, legal, and interpretation boundaries for NASA CMR Search API.",
  "content": {
    "kind": "public-data-api-boundary",
    "facts": [
      {
        "id": "fact.nasa.cmr-search-api.access",
        "statement": "NASA Common Metadata Repository search exposes collection, granule, variable, service, tool, subscription, and related Earth-science metadata through versioned search endpoints.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.cmr-search-api"
        ]
      },
      {
        "id": "fact.nasa.cmr-search-api.authentication",
        "statement": "Public metadata can be searched anonymously, while private or restricted holdings require an authorized Earthdata bearer token and applicable permissions.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.cmr-search-api"
        ]
      },
      {
        "id": "fact.nasa.cmr-search-api.request",
        "statement": "Clients must bind concept type, filters, representation, page size, and cursor strategy; page size is bounded and CMR search-after is preferred for deep traversal.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.cmr-search-api"
        ]
      },
      {
        "id": "fact.nasa.cmr-search-api.boundary",
        "statement": "CMR metadata discovery does not prove data-object availability, scientific validity, calibration, cloud access, rights, completeness, or fitness for an Earth-science conclusion.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.cmr-search-api"
        ]
      }
    ]
  },
  "language": "en",
  "category": "public-data-api",
  "state": "prepared",
  "canonicalUrl": "https://platoskallipolis.com/resources/public-data-apis/nasa-cmr-search-api.json",
  "contentHash": "sha256:00c80e7fa5b470ab24b0020ac5881a7f42f5ddddf00a9d1425935bc011231941",
  "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/nasa-cmr-search-api.json",
    "authentication": "none",
    "robotsAllowed": true
  },
  "provenance": {
    "method": "primary-source",
    "sources": [
      {
        "id": "source.nasa.cmr-search-api",
        "url": "https://cmr.earthdata.nasa.gov/search/site/docs/search/api.html",
        "title": "CMR Search API",
        "publisher": "NASA Earthdata",
        "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://www.nasa.gov/privacy/",
    "redistributionAllowed": false
  },
  "evidence": [
    {
      "id": "evidence.nasa.cmr-search-api",
      "type": "source-claim",
      "url": "https://cmr.earthdata.nasa.gov/search/site/docs/search/api.html",
      "observedAt": "2026-08-28T04:17:38Z"
    }
  ]
}