• Results (verdict PENDING: out-of-sample scoring not run yet)
• Methods: §4 W₂ barycenters for forecast combination and §3 Wasserstein autoregression of a cross-sectional density, in the small-sample regime (Small-N toolkit).
• Pipeline: tracks/y9c-trading-ot/ (pinned design test_design_trading_ot.json, trial log trials.jsonl).