{
  "schema": "kallipolis.resource-quality.v1",
  "id": "resource.public-data.nasa-epic-api",
  "version": "1.0.0",
  "title": "NASA EPIC API boundary",
  "summary": "Official-source access, authentication, request-shaping, freshness, legal, and interpretation boundaries for NASA EPIC API.",
  "content": {
    "kind": "public-data-api-boundary",
    "facts": [
      {
        "id": "fact.nasa.epic-api.access",
        "statement": "NASA Earth Polychromatic Imaging Camera documents EPIC image metadata, dates, centroid coordinates, attitude, and archive paths.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.epic-api"
        ]
      },
      {
        "id": "fact.nasa.epic-api.authentication",
        "statement": "Documented reads are public and do not grant spacecraft control, image publication, observation scheduling, or NASA authority.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.epic-api"
        ]
      },
      {
        "id": "fact.nasa.epic-api.request",
        "statement": "Clients must bind natural or enhanced collection, date, image identifier, archive path, and returned metadata.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.epic-api"
        ]
      },
      {
        "id": "fact.nasa.epic-api.boundary",
        "statement": "EPIC imagery has acquisition, calibration, illumination, cloud, and spatial-resolution limits and does not prove local ground conditions.",
        "normativeLevel": "informative",
        "sourceIds": [
          "source.nasa.epic-api"
        ]
      }
    ]
  },
  "language": "en",
  "category": "public-data-api",
  "state": "prepared",
  "canonicalUrl": "https://platoskallipolis.com/resources/public-data-apis/nasa-epic-api.json",
  "contentHash": "sha256:3d52ba9b58f6d27795b639b9824794c20a59465c89abc805af51e36d96d38221",
  "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-epic-api.json",
    "authentication": "none",
    "robotsAllowed": true
  },
  "provenance": {
    "method": "primary-source",
    "sources": [
      {
        "id": "source.nasa.epic-api",
        "url": "https://epic.gsfc.nasa.gov/about/api",
        "title": "NASA EPIC API documentation",
        "publisher": "NASA Earth Polychromatic Imaging Camera",
        "observedAt": "2026-08-28T18:03:05Z"
      }
    ]
  },
  "observedAt": "2026-08-28T18:03:05Z",
  "freshness": {
    "policy": "max-age",
    "state": "current",
    "nextReviewAt": "2026-09-04T18:03:05Z",
    "maxAgeSeconds": 604800
  },
  "license": {
    "id": "source-terms-apply",
    "url": "https://epic.gsfc.nasa.gov/about/api",
    "redistributionAllowed": false
  },
  "evidence": [
    {
      "id": "evidence.nasa.epic-api",
      "type": "source-claim",
      "url": "https://epic.gsfc.nasa.gov/about/api",
      "observedAt": "2026-08-28T18:03:05Z"
    }
  ]
}