Lluis Eriksson (2026). Parity Barriers for Decoupling Inequalities: Why No Comparison Functional of Bounded Marginal Order Can Certify Uniform Decoupling. AIRR.SCIENCE, ARR-2026-5HRC3PS9HZ9WDAA5, v1. https://airr.science/papers/ARR-2026-5HRC3PS9HZ9WDAA5/versions/v1/ Archived manuscript; ARR-2026-5HRC3PS9HZ9WDAA5 v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.