{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://receiz.com/schemas/v126/subject-thread-source-family.schema.json",
  "title": "Receiz closed canonical conversation and temporal source family v125",
  "description": "Exact source transport and explicit selection only. New conversation provenance events require event-specific actor evidence and are not admitted by this prerequisite.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema",
    "originalArtifacts",
    "temporalArtifacts",
    "originalArtifactSha256",
    "currentArtifactSha256",
    "subjectFamily",
    "authors",
    "familySetDigest"
  ],
  "properties": {
    "schema": {
      "const": "receiz.subject-thread-source-family.v125"
    },
    "originalArtifacts": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/artifact"
      }
    },
    "temporalArtifacts": {
      "type": "array",
      "items": {
        "$ref": "#/$defs/artifact"
      }
    },
    "originalArtifactSha256": {
      "$ref": "#/$defs/digest"
    },
    "currentArtifactSha256": {
      "$ref": "#/$defs/digest"
    },
    "subjectFamily": {
      "$ref": "https://receiz.com/schemas/v126/subject-source-family.schema.json"
    },
    "authors": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "sourceArtifactSha256",
          "selection"
        ],
        "properties": {
          "sourceArtifactSha256": {
            "$ref": "#/$defs/digest"
          },
          "selection": {
            "$ref": "#/$defs/selection"
          }
        }
      }
    },
    "familySetDigest": {
      "$ref": "#/$defs/digest"
    }
  },
  "$defs": {
    "digest": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$"
    },
    "artifact": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "schema",
        "exactBytesB64u",
        "filename",
        "mimeType",
        "artifactSha256",
        "payloadSha256"
      ],
      "properties": {
        "schema": {
          "const": "receiz.sealed-artifact-bytes.v124"
        },
        "exactBytesB64u": {
          "type": "string",
          "pattern": "^[A-Za-z0-9_-]+$"
        },
        "filename": {
          "type": "string",
          "minLength": 1
        },
        "mimeType": {
          "type": "string",
          "minLength": 1
        },
        "artifactSha256": {
          "$ref": "#/$defs/digest"
        },
        "payloadSha256": {
          "$ref": "#/$defs/digest"
        }
      }
    },
    "selection": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "currentArtifactSha256",
        "identityArtifactSha256",
        "subjectArtifactSha256",
        "accessNamespace"
      ],
      "properties": {
        "currentArtifactSha256": {
          "$ref": "#/$defs/digest"
        },
        "identityArtifactSha256": {
          "$ref": "#/$defs/digest"
        },
        "subjectArtifactSha256": {
          "$ref": "#/$defs/digest"
        },
        "accessNamespace": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9._-]{0,63}$"
        }
      }
    }
  }
}