{
  "node_id": "drc-1869",
  "brand": "Domaine de la Romanée-Conti",
  "founded": 1869,
  "sector": "Viticulture Grand Cru / Bourgogne",
  "integrity_score": 76,
  "rated_by": "2A Agency",
  "rating_methodology": "4 LLMs x 6 questions",
  "audit_date": "2026-04-08",
  "certified_data": {
    "product_certified": "Romanée-Conti Grand Cru 2022",
    "price_eur_allocation": 3200,
    "price_eur_secondary_market": 16000,
    "alert_threshold_low": 2800,
    "alert_threshold_high": 4000,
    "ecommerce": false,
    "distribution": "Allocation négociants agréés — pas de vente directe grand public",
    "group": "Indépendant — SCI du Domaine de la Romanée-Conti · familles de Villaine et Leroy",
    "co_gerant": "Bertrand de Villaine",
    "predecesseur": "Aubert de Villaine (retraité 2023)",
    "headquarters": "Vosne-Romanée, Côte d'Or, Bourgogne",
    "surface_romanee_conti": "1,81 ha (monopole)",
    "production_annuelle": "~5 000 à 6 000 bouteilles"
  },
  "hallucination_warnings": [
    {
      "llm": "grok",
      "field": "prix_romanee_conti_2022",
      "incorrect": "16 000€ (prix marché secondaire Wine-Searcher)",
      "correct": "3 200€ (prix allocation domaine / négoce agréé)",
      "severity": "critical",
      "overage_pct": 400,
      "pattern": "Pattern 7 — Marché secondaire confondu avec prix domaine · Wine-Searcher agrégé comme référence officielle (écart x5)"
    },
    {
      "llm": "perplexity",
      "field": "prix_romanee_conti_2022",
      "incorrect": "12 000€ (prix marché secondaire)",
      "correct": "3 200€ (prix allocation domaine)",
      "severity": "critical",
      "overage_pct": 275,
      "pattern": "Pattern 7 — Même confusion marché secondaire vs allocation · Perplexity agrège sources secondaires"
    }
  ],
  "llm_scores": {
    "perplexity": 72,
    "gemini": 74,
    "chatgpt": 82,
    "grok": 76
  },
  "version": "1.0",
  "changelog": [
    {
      "version": "1.0",
      "date": "2026-04-08",
      "note": "Initial audit — 4 LLMs × 6 questions × methodology v1.0"
    }
  ],
  "ecgt_compliance": {
    "status": "compliant",
    "directive": "EU ECGT 2024/825",
    "enforcement_date": "2026-09-27",
    "last_reviewed": "2026-04-16",
    "reviewed_by": "2A Agency",
    "flags": [],
    "note": "ECGT compliance assessed on LLM drift patterns and certified data coverage"
  }
}