{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schema.keysingate.com/core/v2/status-record.json",
  "title": "StatusRecord - one change of a container's status (core v2 section 11)",
  "description": "A status change is a record AND its anchor; without a read anchor the status has no time (core v2 section 11, audit Ya-2). Records form a chain: record 0 is the printing and links to the section root, the hash of the emission and the serial; every next record links to the hash of the one before it. A status that does not change writes nothing.",
  "type": "object",
  "properties": {
    "@context": {
      "$ref": "common.json#/$defs/context"
    },
    "type": {
      "const": "StatusRecord"
    },
    "v": {
      "$ref": "common.json#/$defs/version"
    },
    "number": {
      "description": "The counter. Record 0 is the printing; every change adds one.",
      "$ref": "common.json#/$defs/safe_uint"
    },
    "status": {
      "description": "The status after the change, by its normative number (KS-7). 11 and 13-19 are not statuses; 8 and 33 are reserved blanks with no transitions.",
      "enum": [
        0,
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8,
        9,
        10,
        12,
        20,
        21,
        22,
        30,
        31,
        32,
        33,
        34,
        35
      ]
    },
    "event": {
      "description": "The event that caused the change. Omitted, not null, on record 0, which no event caused.",
      "enum": [
        "print_release",
        "apply_packet",
        "apply_buyer_key",
        "apply_sub_agent_key",
        "initiate",
        "initiate_too_late",
        "open_journal",
        "record_work",
        "record_artifact_or_rights",
        "transfer_ownership",
        "raise_class",
        "full_export",
        "finalize",
        "open_voluntarily",
        "freeze_on_owner_application",
        "succeed",
        "declare_key_lost",
        "declare_container_lost",
        "serve_dispute",
        "dispute_proven",
        "dispute_unproven",
        "appeal",
        "appeal_won",
        "appeal_lost",
        "extend_review",
        "review_deadline_passed",
        "settle",
        "prescription_passed",
        "packet_term_expired"
      ]
    },
    "offset_ms": {
      "description": "Milliseconds since the packet's origin (KS-2).",
      "$ref": "common.json#/$defs/safe_uint"
    },
    "prev": {
      "description": "The previous record's hash; for record 0, the section root.",
      "$ref": "common.json#/$defs/multihash"
    },
    "signatures": {
      "$ref": "common.json#/$defs/signatures"
    }
  },
  "required": [
    "@context",
    "type",
    "v",
    "number",
    "status",
    "offset_ms",
    "prev",
    "signatures"
  ],
  "additionalProperties": false
}