{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://agentic-sandbox.local/schemas/activity-operational-evidence-v1.schema.json",
  "title": "Agentic Sandbox daily operational evidence record v1",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "record_date",
    "sealed_at",
    "window",
    "identity_digests",
    "input_digest",
    "previous_record_digest",
    "summary",
    "record_digest"
  ],
  "properties": {
    "schema_version": {
      "const": "agentic.activity-operational-evidence/v1"
    },
    "record_date": {
      "type": "string",
      "format": "date"
    },
    "sealed_at": {
      "type": "string",
      "format": "date-time"
    },
    "window": {
      "type": "object",
      "additionalProperties": false,
      "required": ["start", "end", "actual_span_seconds"],
      "properties": {
        "start": {"type": "string", "format": "date-time"},
        "end": {"type": "string", "format": "date-time"},
        "actual_span_seconds": {"type": "number", "minimum": 0}
      }
    },
    "identity_digests": {
      "type": "array",
      "items": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
      "minItems": 1,
      "uniqueItems": true
    },
    "input_digest": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$"
    },
    "previous_record_digest": {
      "oneOf": [
        {"type": "null"},
        {"type": "string", "pattern": "^[0-9a-f]{64}$"}
      ]
    },
    "summary": {
      "type": "object",
      "required": [
        "sample_count",
        "evidence_class_counts",
        "source_availability",
        "latency_ms",
        "metrics"
      ],
      "properties": {
        "sample_count": {"type": "integer", "minimum": 1},
        "evidence_class_counts": {
          "type": "object",
          "additionalProperties": false,
          "required": ["organic", "canary", "drill"],
          "properties": {
            "organic": {"type": "integer", "minimum": 0},
            "canary": {"type": "integer", "minimum": 0},
            "drill": {"type": "integer", "minimum": 0}
          }
        },
        "source_availability": {"type": "object"},
        "latency_ms": {"type": "object"},
        "metrics": {"type": "object"}
      },
      "additionalProperties": false
    },
    "record_digest": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$"
    }
  }
}