{
  "description": "Selected derived profiles; not byte-identical source artifacts or a complete rerun package.",
  "unit": "Within-hour normalized absolute log return; hourly mean = 1",
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    "classification": "exploratory reconstruction",
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    "period": "2025-01-01/2026-09-30 UTC",
    "classification": "frozen retrospective holdout",
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  "attribution": {
    "source": "Binance Vision BTCUSDT spot one-minute archives",
    "source_url": "https://data.binance.vision/?prefix=data/spot/monthly/klines/BTCUSDT/1m/",
    "modifications": "Close-to-close absolute log returns normalized within each complete UTC hour and aggregated.",
    "license": "CC BY-NC-SA 4.0",
    "license_url": "https://creativecommons.org/licenses/by-nc-sa/4.0/",
    "credit": "Binance Vision and Backtest Discipline"
  }
}