{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://thedarknitefalls.github.io/detecting-ai-deception/schemas/agent-claim-check-input-v1.schema.json",
  "title": "DAID Agent Claim Check input v1",
  "description": "A strict claim-and-observable-evidence input. Unicode strings must be NFC and duplicate JSON keys are invalid at the parser boundary.",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema_version", "claim", "evidence", "capture"],
  "properties": {
    "schema_version": {"const": "daid_agent_claim_check_input_v1"},
    "claim": {"$ref": "#/$defs/claim"},
    "evidence": {
      "type": "array",
      "minItems": 1,
      "items": {"$ref": "#/$defs/evidence"}
    },
    "capture": {"$ref": "#/$defs/capture"}
  },
  "$defs": {
    "nonEmptyString": {"type": "string", "minLength": 1, "pattern": "\\S"},
    "claim": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "text", "type"],
      "properties": {
        "id": {"$ref": "#/$defs/nonEmptyString"},
        "text": {"$ref": "#/$defs/nonEmptyString"},
        "type": {
          "enum": [
            "artifact-created",
            "source-used",
            "evaluation-completed",
            "tool-call-made",
            "external-effect-completed",
            "other"
          ]
        }
      }
    },
    "evidence": {
      "type": "object",
      "additionalProperties": false,
      "required": ["id", "requirement", "state"],
      "properties": {
        "id": {"$ref": "#/$defs/nonEmptyString"},
        "requirement": {"$ref": "#/$defs/nonEmptyString"},
        "state": {"enum": ["supports", "contradictory", "absent", "unknown", "stale", "inapplicable"]},
        "observed_value": {"type": "string"},
        "source_ref": {"type": "string"},
        "source_revision": {"type": "string"},
        "source_sha256": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
        "observed_channel": {"type": "string"}
      }
    },
    "capture": {
      "type": "object",
      "additionalProperties": false,
      "required": ["completeness", "adapter_warnings"],
      "properties": {
        "completeness": {"enum": ["complete", "partial", "unknown"]},
        "adapter_warnings": {
          "type": "array",
          "items": {"$ref": "#/$defs/nonEmptyString"}
        }
      }
    }
  }
}