{
  "contract_id": "f8-final-lab-review",
  "versión": "2026-06-07",
  "required_columns": [
    "case_id",
    "split",
    "segment",
    "language",
    "source",
    "trace_id",
    "has_required_fields",
    "label",
    "prediction",
    "decision",
    "latency_ms",
    "accepted",
    "citation_valid",
    "experiment_variant"
  ],
  "allowed_splits": ["train", "validation", "test"],
  "critical_slices": [
    {"field": "language", "value": "en"},
    {"field": "segment", "value": "practicas"},
    {"field": "source", "value": "form"}
  ],
  "slos": {
    "max_missing_trace_rate": 0.0,
    "max_missing_required_fields_rate": 0.0,
    "max_latency_p95_ms": 720,
    "min_test_accuracy": 0.75,
    "min_citation_valid_rate": 0.9,
    "max_critical_slice_miss_rate": 0.25
  },
  "evidence_files": [
    {
      "id": "traceability_policy",
      "path": "evidence/traceability_policy.md",
      "chapter": "08.06",
      "purpose": "Define reconstruccion de decisiones y cierre de missing_trace_rate."
    },
    {
      "id": "data_quality_contract",
      "path": "evidence/data_quality_contract.json",
      "chapter": "08.02",
      "purpose": "Fija columnas, umbrales bloqueantes y reglas de revisión."
    },
    {
      "id": "slice_remediation_plan",
      "path": "evidence/slice_remediation_plan.md",
      "chapter": "08.05",
      "purpose": "Conecta slices críticos con acciones y evidencia esperada."
    },
    {
      "id": "experiment_exposure_contract",
      "path": "evidence/experiment_exposure_contract.json",
      "chapter": "08.07",
      "purpose": "Define unidad, exposición real, metrica primaria y guardrails."
    },
    {
      "id": "data_release_scope",
      "path": "evidence/data_release_scope.md",
      "chapter": "08.01",
      "purpose": "Declara alcance permitido y condiciones para avanzar."
    }
  ]
}