{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.proofagent.ai/eio-agents/schema/eio/0.6.0/evaluation-claim.schema.json",
  "title": "EIO canonical evaluation claim",
  "description": "EIO 0.6.0. One canonical decision for one versioned predicate instance. Proof is governed by the pinned eio.profile.proof-status: a native claim needs a verified witnessing citation and exact fidelity or confirmed recurrence; native origin alone does not prove it. Identifier, run, turn, version and hash constraints introduced in 0.4.0 remain in force. `safeguard` is available to native producers.",
  "type": "object",
  "required": [
    "id",
    "run_id",
    "predicate",
    "predicate_version",
    "state",
    "parameters",
    "evidence",
    "decided_by",
    "provenance"
  ],
  "additionalProperties": false,
  "properties": {
    "id": {
      "type": "string",
      "pattern": "^[0-9a-f]{20}$",
      "description": "stable_digest({run_id, predicate, predicate_version, legacy_check, turn_indices}, 20): 20 lowercase hex characters."
    },
    "run_id": {
      "type": "string",
      "pattern": "^([0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}|archive:[0-9a-f]{64})$",
      "description": "A UUIDv4 minted by the producer, or 'archive:' + sha256 hex of a legacy archive."
    },
    "episode_id": {
      "type": "string",
      "pattern": "^[0-9a-f]{20}$",
      "description": "stable_digest({run_id, binding_id or trap_name}, 20) of eio.entity.episode (one trap binding). PER 2.0.0 records do not carry it."
    },
    "turn_indices": {
      "type": "array",
      "items": {
        "type": "integer",
        "minimum": 1
      },
      "uniqueItems": true,
      "description": "1-based turn indices, ascending."
    },
    "predicate": {
      "type": "string",
      "pattern": "^eio\\.predicate\\."
    },
    "predicate_version": {
      "type": "string",
      "pattern": "^(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)$"
    },
    "state": {
      "enum": [
        "APPLICABLE_PASS",
        "APPLICABLE_FAIL",
        "NOT_APPLICABLE",
        "UNRESOLVED",
        "EVIDENCE_INVALID",
        "EVIDENCE_INCOMPLETE",
        "EVALUATOR_ERROR"
      ]
    },
    "parameters": {
      "type": "object"
    },
    "evidence": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "uniqueItems": true
    },
    "counterevidence": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "uniqueItems": true
    },
    "decided_by": {
      "enum": [
        "deterministic",
        "semantic",
        "human"
      ]
    },
    "resolver": {
      "type": "string",
      "pattern": "^eio\\.resolver\\."
    },
    "confidence": {
      "type": "number",
      "minimum": 0,
      "maximum": 1
    },
    "rationale": {
      "type": "string",
      "description": "If present, deterministic rendering of an EIO explanation template, never private evaluator prose."
    },
    "risk": {
      "type": "string",
      "pattern": "^eio\\.risk\\."
    },
    "safeguard": {
      "type": "string",
      "pattern": "^eio\\.safeguard\\.",
      "description": "The safeguard concept of a safeguard predicate (native producers). PER 2.0.0 claims do not carry it; it is derivable from the predicate."
    },
    "subsumed_by": {
      "type": "string",
      "pattern": "^[0-9a-f]{20}$"
    },
    "provenance": {
      "type": "object",
      "required": [
        "module",
        "module_version",
        "module_hash",
        "plan_hash"
      ],
      "additionalProperties": false,
      "properties": {
        "module": {
          "type": "string",
          "pattern": "^eio\\."
        },
        "module_version": {
          "type": "string",
          "pattern": "^(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(?:-[0-9A-Za-z.-]+)?$"
        },
        "module_hash": {
          "type": "string",
          "pattern": "^sha256:[0-9a-f]{64}$"
        },
        "plan_hash": {
          "type": "string",
          "pattern": "^sha256:[0-9a-f]{64}$"
        },
        "model": {
          "type": "string"
        },
        "prompt_hash": {
          "type": "string"
        },
        "seed": {
          "type": [
            "string",
            "integer"
          ]
        }
      }
    }
  }
}