{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://example.org/schema/v1/declaration.schema.json",
  "title": "AI Usage Declaration",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "@context",
    "@type",
    "schemaVersion",
    "language",
    "components",
    "assurance"
  ],
  "properties": {
    "@context": {
      "type": "string"
    },
    "@type": {
      "const": "AIUsageDeclaration"
    },
    "schemaVersion": {
      "const": "1.2"
    },
    "subject": {
      "type": "string",
      "format": "uri"
    },
    "declaredAt": {
      "type": "string",
      "format": "date-time"
    },
    "language": {
      "enum": [
        "de",
        "en",
        "fr",
        "es",
        "it",
        "nl",
        "pt",
        "pl"
      ]
    },
    "components": {
      "type": "object",
      "minProperties": 1,
      "additionalProperties": {
        "$ref": "#/$defs/component"
      }
    },
    "editorialResponsibility": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "name": {
          "type": "string"
        },
        "url": {
          "type": "string",
          "format": "uri"
        }
      }
    },
    "regulatoryContext": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "framework": {
          "enum": [
            "EU-AI-Act-Article-50"
          ]
        },
        "publicInterestText": {
          "type": "boolean"
        },
        "deepfake": {
          "type": "boolean"
        },
        "artisticCreativeSatiricalFictional": {
          "type": "boolean"
        },
        "substantialHumanReview": {
          "type": "boolean"
        },
        "editorialResponsibilityConfirmed": {
          "type": "boolean"
        },
        "firstExposureDisclosure": {
          "type": "boolean"
        },
        "accessibilityConsidered": {
          "type": "boolean"
        }
      }
    },
    "assurance": {
      "enum": [
        "selfDeclared",
        "technicallyRecorded",
        "signed",
        "verified"
      ]
    },
    "presentation": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "title": {
          "type": "string",
          "maxLength": 120
        },
        "description": {
          "type": "string",
          "maxLength": 500
        },
        "badgeLabel": {
          "type": "string",
          "maxLength": 40
        },
        "badgeMessage": {
          "type": "string",
          "maxLength": 80
        },
        "leftColor": {
          "type": "string",
          "pattern": "^#[0-9A-Fa-f]{6}$"
        },
        "rightColor": {
          "type": "string",
          "pattern": "^#[0-9A-Fa-f]{6}$"
        }
      }
    }
  },
  "$defs": {
    "component": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "aiExtent",
        "humanReview"
      ],
      "properties": {
        "aiExtent": {
          "enum": [
            "none",
            "assisted",
            "partial",
            "mostly",
            "full"
          ]
        },
        "activities": {
          "type": "array",
          "uniqueItems": true,
          "items": {
            "enum": [
              "research",
              "summarisation",
              "drafting",
              "generation",
              "translation",
              "editing",
              "imageGeneration",
              "codeGeneration",
              "transcription",
              "classification"
            ]
          }
        },
        "humanReview": {
          "enum": [
            "none",
            "basic",
            "editorial",
            "expert"
          ]
        },
        "note": {
          "type": "string",
          "maxLength": 500
        }
      }
    }
  }
}