{
  "zone": "V19 DATASET",
  "sealed_at_local": "2026-06-12",
  "aligned_runs": [
    "V14_2015-08_2026-06_11d8c2 (non-regression)",
    "V14_2015-08_2026-06_4cf6cc (reference, donnees au 2026-06-10 = prefixe strict)"
  ],
  "engine_seal": "v19_engine.json v1 global 75fb79e640339e3c1a8fb5d5f679cd2b6144ea1c982a9045c7305f81642b8617",
  "source_queries": {
    "yahoo_prices_1d": "SELECT ticker, date::date, close_price FROM yahoo_prices WHERE interval='1d' AND source='yahoo' AND date::date >= '2014-06-01' ORDER BY ticker, date  -- lignes close_price NULL/0 exclues (= comportement moteur)",
    "prices_eur_gold": "SELECT date::date, close_eur FROM prices_eur WHERE ticker='GC=F' AND interval='1d' AND source='yahoo' AND close_eur IS NOT NULL AND date::date >= '2014-06-01' ORDER BY date"
  },
  "normalization": "valeurs = repr(float(x)) Python (shortest repr); lignes LF; en-tete inclus dans le hash",
  "files": [
    {
      "path": "data/v19_dataset_seal/yahoo_prices_1d_20260612.csv",
      "sha256": "b15b2b74f3d72eb0eb9f024fd40e5148c592478cf4274140c5d5dd021c8cfc27",
      "rows": 1107443
    },
    {
      "path": "data/v19_dataset_seal/prices_eur_gold_20260612.csv",
      "sha256": "b284868cfe5d5abe3323aab09cb0dfb6ee6b80508485648b57b7169af47ce871",
      "rows": 3026
    }
  ],
  "global_sha256": "518b9035dcc98f4e5b5f3db8c6d14c9482a00c0fdfff061f3eeba5011417f534"
}