{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:shiin:schema:receipts:v1",
  "title": "Shiin receipt",
  "type": "object",
  "required": ["schema", "key_id", "request_id", "decision", "reason", "policy_snapshot", "request_digest", "signed_at"],
  "properties": {
    "schema": { "type": "string", "const": "shiin.receipt/v1-draft.3" },
    "key_id": { "$ref": "urn:shiin:schema:common:v1#/$defs/sha256" },
    "request_id": { "$ref": "urn:shiin:schema:common:v1#/$defs/uuid_v4" },
    "decision": { "type": "string", "enum": ["allow", "deny", "pending"] },
    "reason": { "type": "string", "minLength": 1 },
    "policy_snapshot": { "$ref": "urn:shiin:schema:common:v1#/$defs/sha256" },
    "request_digest": { "$ref": "urn:shiin:schema:common:v1#/$defs/sha256" },
    "signed_at": { "type": "string", "format": "date-time" }
  },
  "additionalProperties": false
}