{
  "additionalProperties": false,
  "properties": {
    "confidence": {
      "anyOf": [
        {
          "maximum": 1,
          "minimum": 0,
          "type": "number"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "title": "Confidence"
    },
    "evidence_kind": {
      "const": "MODEL_JUDGMENT",
      "default": "MODEL_JUDGMENT",
      "title": "Evidence Kind",
      "type": "string"
    },
    "input_evidence_references": {
      "items": {
        "type": "string"
      },
      "title": "Input Evidence References",
      "type": "array"
    },
    "model": {
      "title": "Model",
      "type": "string"
    },
    "model_version": {
      "title": "Model Version",
      "type": "string"
    },
    "prompt_version": {
      "default": "decision-backbone-v2",
      "title": "Prompt Version",
      "type": "string"
    },
    "structured_output_digest": {
      "title": "Structured Output Digest",
      "type": "string"
    },
    "timestamp": {
      "format": "date-time",
      "title": "Timestamp",
      "type": "string"
    }
  },
  "required": [
    "model",
    "model_version",
    "timestamp",
    "input_evidence_references",
    "structured_output_digest"
  ],
  "title": "ModelDecisionProvenance",
  "type": "object"
}