{
  "contract": "backtest-selection-bias-null-benchmark-v1",
  "publishedAt": "2026-09-15",
  "assumptions": {
    "trueMeanReturn": 0,
    "returnDistribution": "independent Normal",
    "trialsIndependent": true,
    "periodsPerYear": 252,
    "sampleSharpeDefinition": "sample mean divided by sample standard deviation, annualized by sqrt(252)"
  },
  "method": {
    "singleTrialDistribution": "annualized Sharpe = Student-t(T-1) * sqrt(252/T)",
    "bestOfNDistribution": "P(max Sharpe <= x) = F_t(x * sqrt(T/252))^N"
  },
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