{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://i6eal.de/data/ki-laender-lagebild/schema.json",
  "title": "KI-Länder-Lagebild public projection",
  "type": "object",
  "required": [
    "schemaVersion",
    "dataset",
    "generatedAt",
    "temporal",
    "materialFingerprint",
    "stateTableVersion",
    "summary",
    "methodology",
    "states"
  ],
  "properties": {
    "schemaVersion": {
      "const": "ki-laender-lagebild/v2"
    },
    "dataset": {
      "const": "german-state-ai-evidence-layers"
    },
    "generatedAt": {
      "type": "string",
      "format": "date-time"
    },
    "trackingSince": {
      "type": "string",
      "format": "date-time"
    },
    "temporal": {
      "type": "object"
    },
    "materialFingerprint": {
      "type": "string",
      "pattern": "^sha256:[a-f0-9]{64}$"
    },
    "stateTableVersion": {
      "const": "bkg-land-code+iso-3166-2/v2"
    },
    "summary": {
      "type": "object"
    },
    "coverage": {
      "type": "object"
    },
    "methodology": {
      "type": "object"
    },
    "semantics": {
      "type": "object"
    },
    "sources": {
      "type": "array"
    },
    "federalContext": {
      "type": "object"
    },
    "excludedProcurement": {
      "type": "object"
    },
    "states": {
      "type": "array",
      "minItems": 16,
      "maxItems": 16,
      "items": {
        "type": "object",
        "required": [
          "id",
          "code",
          "bkgStateCode",
          "iso3166_2",
          "slug",
          "names",
          "procurementLabel",
          "profilePath",
          "dossier",
          "layers"
        ],
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^state:(?:0[1-9]|1[0-6])$"
          },
          "code": {
            "type": "string",
            "pattern": "^(?:0[1-9]|1[0-6])$"
          },
          "bkgStateCode": {
            "type": "string",
            "pattern": "^(?:0[1-9]|1[0-6])$"
          },
          "iso3166_2": {
            "type": "string",
            "pattern": "^DE-[A-Z]{2}$"
          },
          "slug": {
            "type": "string"
          },
          "names": {
            "type": "object"
          },
          "procurementLabel": {
            "type": "string"
          },
          "profilePath": {
            "type": "string"
          },
          "dossier": {
            "type": "string"
          },
          "layers": {
            "type": "object"
          }
        }
      }
    }
  },
  "additionalProperties": false
}