{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://stella-ops.org/schemas/reasoning.stella/v1.json",
  "title": "Reasoning Predicate Schema",
  "description": "Schema for reasoning.stella/v1 predicate type - policy evaluation trace",
  "type": "object",
  "required": [
    "sbomEntryId",
    "evidenceIds",
    "policyVersion",
    "inputs",
    "reasoningId"
  ],
  "properties": {
    "sbomEntryId": {
      "type": "string",
      "pattern": "^sha256:[a-f0-9]{64}:pkg:.+",
      "description": "The SBOM entry ID this reasoning applies to"
    },
    "evidenceIds": {
      "type": "array",
      "items": {
        "type": "string",
        "pattern": "^sha256:[a-f0-9]{64}$"
      },
      "minItems": 1,
      "description": "Evidence IDs that were considered in this reasoning"
    },
    "policyVersion": {
      "type": "string",
      "pattern": "^v[0-9]+\\.[0-9]+\\.[0-9]+$",
      "description": "Version of the policy used for evaluation"
    },
    "inputs": {
      "type": "object",
      "required": ["currentEvaluationTime"],
      "properties": {
        "currentEvaluationTime": {
          "type": "string",
          "format": "date-time",
          "description": "The evaluation time used for temporal reasoning"
        },
        "severityThresholds": {
          "type": "object",
          "description": "Severity thresholds applied during evaluation"
        },
        "latticeRules": {
          "type": "object",
          "description": "Lattice rules used for status merging"
        }
      },
      "additionalProperties": false
    },
    "intermediateFindings": {
      "type": "object",
      "description": "Intermediate findings from the evaluation"
    },
    "reasoningId": {
      "type": "string",
      "pattern": "^sha256:[a-f0-9]{64}$",
      "description": "Content-addressed ID of this reasoning"
    }
  },
  "additionalProperties": false
}