Series 1 (Q01-Q11, exp 33-43) executed and folded into book/CLAIMS.md.
Series 2 covers the remaining HYPOTHESIS rows and open questions:
Q12 22d label + weekly recompute (untested combo)
Q13 weekly rebalance reproduction on a 2nd OOS window
Q14 out-of-universe validation (single-stock panel, needs lake backfill)
Q15 5-seed vs single-seed clean A/B
Q16 hmm family as features
Q17 realized-moments family as features
Q18 OptimalStopControl clean re-test
Q19/Q20 martingale-VR + effective-names scripted studies
Each workflow pins one-variable change vs exp-26 reference and acceptance.