{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://ethotechnics.org/standards/pause-reversal.schema.json",
  "title": "Pause or Reversal Event",
  "description": "Records a pause, resumption, reversal, or restoration tied to a decision receipt.",
  "type": "object",
  "required": [
    "schema_version",
    "event_id",
    "decision_id",
    "receipt_id",
    "event_type",
    "requested_at",
    "owner",
    "reason"
  ],
  "properties": {
    "schema_version": { "type": "string", "pattern": "^1\\.\\d+\\.\\d+$" },
    "event_id": { "type": "string" },
    "decision_id": { "type": "string" },
    "receipt_id": { "type": "string" },
    "event_type": {
      "type": "string",
      "enum": ["pause", "resume", "reversal", "restoration"]
    },
    "status": {
      "type": "string",
      "enum": ["requested", "in_progress", "completed", "rejected"]
    },
    "requested_at": { "type": "string", "format": "date-time" },
    "completed_at": { "type": "string", "format": "date-time" },
    "owner": {
      "type": "object",
      "required": ["name", "role", "contact"],
      "properties": {
        "name": { "type": "string" },
        "role": { "type": "string" },
        "contact": { "type": "string" },
        "on_call": { "type": "boolean" }
      }
    },
    "reason": { "type": "string" },
    "affected_state": {
      "type": "object",
      "properties": {
        "before": { "type": "string" },
        "after": { "type": "string" }
      }
    },
    "evidence_refs": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["type", "href"],
        "properties": {
          "type": { "type": "string" },
          "href": { "type": "string" },
          "description": { "type": "string" }
        }
      }
    }
  }
}