softbinding-algorithm-entry-schema.json

{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "properties": {
        "identifier": {
            "type": "integer",
            "minimum": 0,
            "maximum": 65535,
            "description": "This identifier will be assigned when the soft binding algorithm is added to the list."
        },
        "alg": {
            "type": "string",
            "pattern": "(c2pa\\.|[A-Za-z0-9\\-\\.]+)",
            "description": "Entity-specific namespace as specified for C2PA Assertions labels that shall begin with the Internet domain name for the entity similar to how Java packages are defined (e.g., `com.example.algo1`, `net.example.algos.algo2`)"
        },
        "type": {
            "type": "string",
            "enum": [
                "watermark",
                "fingerprint"
            ],
            "description": "Type of soft binding implemented by this algorithm."
        },
        "decodedMediaTypes": {
            "type": "array",
            "minItems": 1,
            "items": {
                "type": "string",
                "enum": [
                    "application",
                    "audio",
                    "image",
                    "model",
                    "text",
                    "video"
                ],
                "description": "IANA top level media type (rendered) for which this soft binding algorithm applies."
            }
        },
        "encodedMediaTypes": {
            "type": "array",
            "minItems": 1,
            "items": {
                "type": "string",
                "description": "IANA media type for which this soft binding algorithm applies, e.g., application/pdf",
                "pattern": "^([a-zA-Z0-9\\-]+\\/[a-zA-Z0-9\\-\\+]+(?:\\.[a-zA-Z0-9\\-\\+]+)*)$"
            }
        },
        "entryMetadata": {
            "type": "object",
            "properties": {
                "description": {
                    "type": "string",
                    "description": "Human readable description of the algorithm."
                },
                "dateEntered": {
                    "type": "string",
                    "format": "date-time",
                    "description": "Date of entry for this algorithm."
                },
                "contact": {
                    "type": "string",
                    "format": "email"
                },
                "informationalUrl": {
                    "type": "string",
                    "format": "uri",
                    "description": "A web page containing more details about the algorithm."
                }
            },
            "required": [
                "description",
                "dateEntered",
                "contact",
                "informationalUrl"
            ]
        },
        "softBindingResolutionApis": {
            "type": "array",
            "items": {
                "type": "string",
                "format": "uri"
            },
            "description": "A list of Soft Binding Resolution APIs supporting this algorithm."
        }
    },
    "required": [
        "identifier",
        "alg",
        "type",
        "entryMetadata"
    ],
    "oneOf": [
        {
            "required": [
                "decodedMediaTypes"
            ]
        },
        {
            "required": [
                "encodedMediaTypes"
            ]
        }
    ]
}