{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://loop-engineering.org/schema/loopnet-record-v1.json",
  "title": "LoopNet Record v1",
  "description": "Canonical schema for LoopNet dataset records: loop designs, trajectories, outcomes, and LES scores. Pins lss@1.0.0 and les@1.0.0 from 01-loop-engineering-core.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "record_id",
    "schema_version",
    "spec_pins",
    "created_at",
    "source",
    "split",
    "patterns",
    "loop_name",
    "objective",
    "outcome",
    "termination_reason",
    "trajectory",
    "les_observed",
    "metadata"
  ],
  "properties": {
    "record_id": {
      "type": "string",
      "pattern": "^ln-[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$",
      "description": "Stable LoopNet record identifier."
    },
    "schema_version": {
      "type": "string",
      "const": "ln/record-v1"
    },
    "spec_pins": {
      "type": "object",
      "additionalProperties": false,
      "required": ["lss", "les"],
      "properties": {
        "lss": { "type": "string", "const": "lss@1.0.0" },
        "les": { "type": "string", "const": "les@1.0.0" }
      }
    },
    "created_at": {
      "type": "string",
      "format": "date-time"
    },
    "source": {
      "type": "string",
      "enum": ["synthetic", "case_study", "production_redacted", "community"]
    },
    "split": {
      "type": "string",
      "enum": ["train", "val", "test"]
    },
    "patterns": {
      "type": "array",
      "minItems": 1,
      "items": { "$ref": "#/$defs/PatternSlug" },
      "uniqueItems": true
    },
    "loop_name": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9-]*$",
      "minLength": 3,
      "maxLength": 64
    },
    "objective": {
      "type": "string",
      "minLength": 10
    },
    "loop_spec": {
      "type": "object",
      "description": "Optional LSS design snapshot (workers, evaluators, termination, cost_limits).",
      "additionalProperties": true
    },
    "outcome": {
      "type": "string",
      "enum": ["success", "failure", "partial"]
    },
    "termination_reason": {
      "$ref": "#/$defs/TerminationReason"
    },
    "failure_modes": {
      "type": "array",
      "items": { "$ref": "#/$defs/FailureModeSlug" },
      "uniqueItems": true
    },
    "failure_mode": {
      "$ref": "#/$defs/FailureModeSlug",
      "description": "Primary failure label for supervised learning tasks."
    },
    "trajectory": {
      "type": "array",
      "minItems": 1,
      "maxItems": 50,
      "items": { "$ref": "#/$defs/Iteration" }
    },
    "les_observed": { "$ref": "#/$defs/LesScore" },
    "les_predicted": { "$ref": "#/$defs/LesScore" },
    "metadata": { "$ref": "#/$defs/Metadata" },
    "redaction": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "level": {
          "type": "string",
          "enum": ["none", "basic", "full"]
        },
        "fields_removed": {
          "type": "array",
          "items": { "type": "string" }
        }
      }
    },
    "contributor": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "handle": { "type": "string", "minLength": 1 },
        "consent_id": { "type": "string", "minLength": 1 }
      }
    }
  },
  "allOf": [
    {
      "if": {
        "properties": { "outcome": { "const": "failure" } },
        "required": ["outcome"]
      },
      "then": {
        "required": ["failure_modes", "failure_mode"]
      }
    },
    {
      "if": {
        "properties": { "outcome": { "const": "partial" } },
        "required": ["outcome"]
      },
      "then": {
        "required": ["failure_modes"]
      }
    }
  ],
  "$defs": {
    "PatternSlug": {
      "type": "string",
      "enum": [
        "reflection-loop",
        "critique-loop",
        "planning-loop",
        "verification-loop",
        "research-loop",
        "simulation-loop",
        "debate-loop",
        "exploration-loop",
        "optimization-loop",
        "memory-augmented-loop",
        "human-in-the-loop",
        "safety-constrained-loop",
        "multi-agent-coordination",
        "recursive-improvement-loop"
      ]
    },
    "FailureModeSlug": {
      "type": "string",
      "enum": [
        "fail.open_loop",
        "fail.self_grade",
        "fail.evaluator_drift",
        "fail.tau_omission",
        "fail.false_pass",
        "fail.false_fail",
        "fail.oscillation",
        "fail.resource_bleed",
        "fail.state_corruption",
        "fail.orchestration_deadlock",
        "fail.meta_instability",
        "fail.safety_bypass"
      ]
    },
    "TerminationReason": {
      "type": "string",
      "enum": [
        "goal_met",
        "budget_exhausted",
        "human_stop",
        "error",
        "stall",
        "safety_violation",
        "timeout",
        "max_iterations",
        "cost_exceeded",
        "evaluator_error"
      ]
    },
    "LesCategory": {
      "type": "string",
      "enum": [
        "effectiveness",
        "speed",
        "cost",
        "robustness",
        "scalability",
        "safety",
        "adaptability",
        "autonomy"
      ]
    },
    "LesScore": {
      "type": "object",
      "additionalProperties": false,
      "required": ["les_normalized", "categories"],
      "properties": {
        "les_normalized": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        },
        "les_display": {
          "type": "number",
          "minimum": 0,
          "maximum": 100
        },
        "categories": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "effectiveness",
            "speed",
            "cost",
            "robustness",
            "scalability",
            "safety",
            "adaptability",
            "autonomy"
          ],
          "properties": {
            "effectiveness": { "type": "number", "minimum": 0, "maximum": 1 },
            "speed": { "type": "number", "minimum": 0, "maximum": 1 },
            "cost": { "type": "number", "minimum": 0, "maximum": 1 },
            "robustness": { "type": "number", "minimum": 0, "maximum": 1 },
            "scalability": { "type": "number", "minimum": 0, "maximum": 1 },
            "safety": { "type": "number", "minimum": 0, "maximum": 1 },
            "adaptability": { "type": "number", "minimum": 0, "maximum": 1 },
            "autonomy": { "type": "number", "minimum": 0, "maximum": 1 }
          }
        },
        "partial": {
          "type": "boolean",
          "description": "True when LES computed with fewer than 8 categories (e.g. missing perturbation data)."
        }
      }
    },
    "Iteration": {
      "type": "object",
      "additionalProperties": false,
      "required": ["iteration", "goal_score", "cost_usd", "latency_seconds"],
      "properties": {
        "iteration": {
          "type": "integer",
          "minimum": 1
        },
        "goal_score": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        },
        "cost_usd": {
          "type": "number",
          "minimum": 0
        },
        "latency_seconds": {
          "type": "number",
          "minimum": 0
        },
        "tokens": {
          "type": "integer",
          "minimum": 0
        },
        "primary_quality": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        },
        "failure_codes": {
          "type": "array",
          "items": { "$ref": "#/$defs/FailureModeSlug" },
          "uniqueItems": true
        },
        "safety_events": {
          "type": "integer",
          "minimum": 0
        },
        "human_intervention": {
          "type": "boolean"
        }
      }
    },
    "Metadata": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "iteration_count",
        "cost_total_usd",
        "goal_target",
        "goal_final"
      ],
      "properties": {
        "iteration_count": {
          "type": "integer",
          "minimum": 1
        },
        "cost_total_usd": {
          "type": "number",
          "minimum": 0
        },
        "goal_target": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        },
        "goal_final": {
          "type": "number",
          "minimum": 0,
          "maximum": 1
        },
        "worker_count": {
          "type": "integer",
          "minimum": 1
        },
        "evaluator_count": {
          "type": "integer",
          "minimum": 1
        },
        "max_iterations_budget": {
          "type": "integer",
          "minimum": 1
        },
        "regression_count": {
          "type": "integer",
          "minimum": 0
        },
        "tags": {
          "type": "array",
          "items": { "type": "string" },
          "uniqueItems": true
        }
      }
    }
  }
}