{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.driftframe.org/site-reading-governance/v2.0/invalidation.schema.json",
  "title": "Assurance Invalidation and Re-evaluation",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "invalidation_id",
    "triggered_at",
    "trigger",
    "affected_records",
    "earlier_assurance_stage",
    "target_assurance_stage",
    "impact",
    "replacement_evaluation",
    "owner",
    "target_date",
    "status",
    "metadata"
  ],
  "properties": {
    "invalidation_id": {
      "$ref": "common.schema.json#/$defs/identifier"
    },
    "triggered_at": {
      "type": "string",
      "format": "date-time"
    },
    "trigger": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "change_type",
        "description",
        "source_reference"
      ],
      "properties": {
        "change_type": {
          "type": "string",
          "enum": [
            "source",
            "dependency",
            "schema",
            "fixture",
            "configuration",
            "environment",
            "intended_use",
            "authority",
            "regulatory_context"
          ]
        },
        "description": {
          "type": "string",
          "minLength": 10,
          "maxLength": 800
        },
        "source_reference": {
          "type": "string",
          "minLength": 3,
          "maxLength": 500
        }
      }
    },
    "affected_records": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {
        "$ref": "common.schema.json#/$defs/identifier"
      }
    },
    "earlier_assurance_stage": {
      "$ref": "common.schema.json#/$defs/assuranceStage"
    },
    "target_assurance_stage": {
      "$ref": "common.schema.json#/$defs/assuranceStage"
    },
    "impact": {
      "type": "string",
      "minLength": 20,
      "maxLength": 1200
    },
    "replacement_evaluation": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "scenario_ids",
        "receipt_families",
        "success_criteria"
      ],
      "properties": {
        "scenario_ids": {
          "type": "array",
          "minItems": 1,
          "uniqueItems": true,
          "items": {
            "$ref": "common.schema.json#/$defs/identifier"
          }
        },
        "receipt_families": {
          "type": "array",
          "minItems": 1,
          "uniqueItems": true,
          "items": {
            "type": "string",
            "enum": [
              "configured_vendor",
              "migration_restore",
              "security_observability",
              "scientific_acceptance_support",
              "quality_acceptance_support",
              "regulatory_acceptance_support",
              "engineering_verification"
            ]
          }
        },
        "success_criteria": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "string",
            "minLength": 10,
            "maxLength": 700
          }
        }
      }
    },
    "owner": {
      "$ref": "common.schema.json#/$defs/actor"
    },
    "target_date": {
      "type": "string",
      "format": "date"
    },
    "status": {
      "type": "string",
      "enum": [
        "open",
        "in_progress",
        "resolved"
      ]
    },
    "successor_receipt_ids": {
      "type": "array",
      "uniqueItems": true,
      "items": {
        "$ref": "common.schema.json#/$defs/identifier"
      }
    },
    "resolved_at": {
      "type": "string",
      "format": "date-time"
    },
    "metadata": {
      "$ref": "common.schema.json#/$defs/recordMetadata"
    }
  }
}