{
 "schema": 1,
 "productId": "turtle-breakout-source-edition",
 "releaseStatus": "verified-historical-example",
 "verifiedAt": "2026-10-18",
 "symbol": "BTCUSD",
 "exchange": "COINBASE",
 "timeframe": "1D",
 "selection": "Best trade of the default 55/20 rule on COINBASE:BTCUSD since 2018, selected after observing results; not a typical return or an executed trade.",
 "entryDate": "2020-10-21",
 "entryPrice": 12086.0,
 "peakDate": "2021-04-13",
 "peakClose": 63588.22,
 "exitDate": "2021-04-18",
 "exitPrice": 54900.0,
 "exitReason": "20-day low",
 "bars": 179,
 "grossChangePct": 354.24,
 "costPerSidePct": 0.05,
 "netChangePct": 353.79,
 "tradingViewLabel": "+353.8%",
 "allTradesSince2018": {
  "count": 30,
  "meanNetPct": 19.17,
  "winRatePct": 47,
  "avgWinPct": 48.3,
  "avgLossPct": -6.3
 },
 "closes": [
  12808.0,
  12987.02,
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 ],
 "method": "net = exit x (1-0.0005) / (entry x (1+0.0005)) - 1; entry = max(open, previous 55-day high) when the high passes it; exit = min(open, max(previous 20-day low, entry - 2 x 20-day ATR)) when the low passes it. Coinbase Exchange daily candles (UTC), same feed as TradingView COINBASE:BTCUSD; equals the TradingView exit label (+353.8%). Exact fills assumed; taxes and slippage not modelled.",
 "sources": {
  "dailyPrices": {
   "path": "research/turtle-20261018/cb_BTC-USD.json",
   "provider": "Coinbase Exchange public candles API",
   "sha256": "da79697f651c67724c01e0708de9c755ab4df21364de4eec688dc2cd63a4bae1"
  },
  "replica": {
   "path": "research/turtle-20261018/replica_lib.py",
   "sha256": "a31c8417f580e7359d3f1898013478cdaddb4f1a27cdb0925e4d20bba38f168c"
  },
  "tradingViewCapture": {
   "path": "research/turtle-20261018/tv/coinbase_btcusd_1d_2020-10_2021-05_case_353pct.png",
   "sha256": "186b2e46036da39978a094d8d107db9dca24b1c75e8ebb14f856b14d013e07fb"
  }
 }
}