Iteration 05 of the GCM + O-information orthogonality-selection loop (S0โS5).
Delete-one-symbol cluster jackknife on the de-leaked S3 Jaccards, stable across all 6 symbols. GCM 95% CI [0.569, 0.701]; O-info 95% CI [0.689, 0.854]. Both lower bounds sit well above the 0.20 floor.