{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "record.schema.json",
  "title": "Principal Handoff Core 0.3 record",
  "description": "Members shared by every record, whatever its extension. Receivers MUST ignore members they do not know.",
  "type": "object",
  "required": [
    "ph",
    "ext",
    "id",
    "type",
    "origin",
    "by",
    "key",
    "project",
    "ts"
  ],
  "properties": {
    "ph": {
      "description": "Core version.",
      "const": "0.3"
    },
    "ext": {
      "description": "Extension name and version, e.g. acts/0.3.",
      "type": "string",
      "pattern": "^[a-z][a-z0-9-]*/[0-9]+\\.[0-9]+$"
    },
    "id": {
      "description": "Record id; stable across retransmissions.",
      "type": "string",
      "pattern": "^\\S{1,256}$"
    },
    "type": {
      "type": "string",
      "enum": [
        "raised",
        "amended",
        "withdrawn",
        "settled",
        "reopened",
        "claimed",
        "related",
        "note"
      ]
    },
    "origin": {
      "description": "Role that emitted the record.",
      "type": "string",
      "pattern": "^[a-z][a-z_]*$"
    },
    "by": {
      "description": "Party identifier of the emitter.",
      "type": "string",
      "pattern": "^\\S{1,256}$"
    },
    "key": {
      "description": "Opaque key of the item.",
      "type": "string",
      "pattern": "^[A-Za-z0-9][A-Za-z0-9._-]{0,127}$"
    },
    "project": {
      "type": "string",
      "pattern": "^\\S{1,128}$"
    },
    "ts": {
      "description": "RFC 3339 creation time.",
      "type": "string",
      "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}[Tt][0-9]{2}:[0-9]{2}:[0-9]{2}(\\.[0-9]+)?([Zz]|[+-][0-9]{2}:[0-9]{2})$"
    },
    "supersedes": {
      "description": "Ids of records of the same register this one replaces.",
      "type": "array",
      "items": {
        "type": "string",
        "pattern": "^\\S{1,256}$"
      }
    },
    "terms": {
      "description": "What the item asks; members defined by the extension.",
      "type": "object",
      "required": [
        "text"
      ],
      "properties": {
        "text": {
          "type": "string",
          "pattern": "\\S"
        },
        "due": {
          "type": "string",
          "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}$"
        }
      }
    },
    "terms_rev": {
      "description": "Terms version (need records) or the version a settlement was made against.",
      "type": "integer"
    },
    "outcome": {
      "type": "string",
      "pattern": "^[a-z][a-z_]*$"
    },
    "authority": {
      "type": "object",
      "required": [
        "kind",
        "decider"
      ],
      "properties": {
        "kind": {
          "type": "string",
          "enum": [
            "principal",
            "confirmed",
            "delegated",
            "attested"
          ]
        },
        "decider": {
          "type": "string",
          "pattern": "^\\S{1,256}$"
        },
        "under": {
          "type": "string",
          "pattern": "\\S"
        },
        "chain": {
          "type": "array",
          "items": {
            "type": "string",
            "pattern": "^\\S{1,256}$"
          }
        },
        "representative": {
          "type": "string",
          "pattern": "^\\S{1,256}$"
        }
      }
    },
    "evidence": {
      "type": "object",
      "properties": {
        "presented": {
          "type": "string",
          "pattern": "^sha-256:[0-9a-f]{64}$"
        },
        "proposal": {
          "type": "string",
          "pattern": "\\S"
        },
        "basis": {
          "type": "string",
          "pattern": "\\S"
        },
        "proof": {
          "type": "string",
          "pattern": "\\S"
        }
      }
    },
    "relation": {
      "type": "object",
      "required": [
        "kind",
        "target",
        "active"
      ],
      "properties": {
        "kind": {
          "type": "string",
          "enum": [
            "same_as",
            "derived_from"
          ]
        },
        "target": {
          "type": "object",
          "properties": {
            "ext": {
              "type": "string"
            },
            "project": {
              "type": "string"
            },
            "key": {
              "type": "string"
            },
            "uri": {
              "type": "string",
              "pattern": "\\S"
            }
          }
        },
        "active": {
          "type": "boolean"
        }
      }
    },
    "reason": {
      "type": "string",
      "pattern": "^[a-z][a-z_]*$"
    },
    "adopts": {
      "type": "array",
      "items": {
        "type": "string",
        "pattern": "^\\S{1,256}$"
      }
    },
    "about": {
      "type": "object",
      "properties": {
        "key": {
          "type": "string"
        },
        "quote": {
          "type": "string",
          "pattern": "\\S"
        }
      }
    },
    "note": {
      "type": "string"
    },
    "context": {
      "type": "string"
    }
  }
}