{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://palimpsest.info/protocol/eval-assurance-v1.schema.json",
  "title": "Palimpsest AI Eval Assurance v1",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema", "generated_at", "title", "what", "claim_ceiling", "summary", "dimensions", "checks", "sources", "verify"],
  "properties": {
    "schema": {"const": "palimpsest.eval-assurance.v1"},
    "generated_at": {"type": ["string", "null"], "format": "date-time"},
    "title": {"type": "string", "minLength": 1},
    "what": {"type": "string", "minLength": 1},
    "claim_ceiling": {
      "type": "object",
      "additionalProperties": false,
      "required": ["level", "can_claim", "cannot_yet_claim", "promotion_rule"],
      "properties": {
        "level": {"enum": ["provisional-measurement", "human-validated", "independently-replicated"]},
        "can_claim": {"type": "string"},
        "cannot_yet_claim": {"type": "string"},
        "promotion_rule": {"type": "string"}
      }
    },
    "summary": {
      "type": "object",
      "additionalProperties": false,
      "required": ["checks", "pass", "partial", "pending", "open", "fail"],
      "properties": {
        "checks": {"type": "integer", "minimum": 1},
        "pass": {"type": "integer", "minimum": 0},
        "partial": {"type": "integer", "minimum": 0},
        "pending": {"type": "integer", "minimum": 0},
        "open": {"type": "integer", "minimum": 0},
        "fail": {"type": "integer", "minimum": 0}
      }
    },
    "dimensions": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["id", "question", "status", "checks"],
        "properties": {
          "id": {"type": "string"},
          "question": {"type": "string"},
          "status": {"enum": ["pass", "partial", "pending", "open", "fail"]},
          "checks": {"type": "array", "items": {"type": "string"}}
        }
      }
    },
    "checks": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["id", "dimension", "label", "status", "evidence", "limitation", "applies_to"],
        "properties": {
          "id": {"type": "string"},
          "dimension": {"type": "string"},
          "label": {"type": "string"},
          "status": {"enum": ["pass", "partial", "pending", "open", "fail"]},
          "evidence": {"type": "string"},
          "limitation": {"type": "string"},
          "applies_to": {"type": "array", "items": {"type": "string"}},
          "verify_cmd": {"type": "string"}
        }
      }
    },
    "sources": {"type": "object", "additionalProperties": {"type": "string"}},
    "verify": {"type": "array", "items": {"type": "string"}}
  }
}