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E-13. Rotation sizing measurement + capital retrial (2026-07-13)

Sizing scans and a 2,000 USDT retrial showed all returns came from one month of altcoin beta; excluding it the rest summed to -1.14%.

Original record: 2026-07-13 · Migrated: 2026-10-27 · Translated from Korean: 2026-10-27
A historical record, not rerun in this migration.

The figures, hypotheses and verdicts of the time are preserved. A past positive result or candidate mention does not mean validated profitability today or a live-trading recommendation. Validation periods that were already used are not treated as new independent validation.

This is an English translation of a preserved Korean original. It describes conditions at the time of writing, not current provider specifications, costs or regulations. Phrases in the original about blocking or avoiding losses interpret simulated experiments and are not realized account results. Statistical trial counts differ from the number of independent strategies or CSV rows.

E-13. Rotation sizing measurement + capital retrial (2026-07-13)

  • 730 USDT sizing scan: fraction 0.09 → -9.7% (4 trades, killed by minimum-order skips) / 0.125 → +71% (but leg 91<100 blocks K2 + loss windows skipped by accident = the threshold acts as a regime filter) / 0.25 → +46% (MDD -41%). The sizing sensitivity itself is a sign that no edge exists.
  • Retrial at capital 2000 (D-015 preregistered, fraction 0.09 — threshold interference removed): OOS Sharpe 0.558 / +19.27% / MDD -17.86% / 179 trades. Excluding the best window (w22 +20.7%), the other 31 sum to -1.14%.
  • Verdict: fail (D-016) — only Sharpe passed; MDD and return concentration failed. Strategy 6 rejected.
  • Final diagnosis: all performance is altcoin beta from the single month of 2024-11. Edge of 0 under the defined risk. Rejected without using the sealed test — evidence that the D-010 gate is effective.

Source and migration evidence

Source: backtest/docs/experiment-log.md#E-13

Original SHA-256: 069c4aaaf53a20930ca8d94ba6365b4ce2b6bc560171d662a4c179ea55a6857c

Raw data and account information are not part of the public package. The original results do not replace statistical or scientific revalidation. The English text is a translation; numbers, tables and charts are carried over unchanged.