Lluis Eriksson (2026). A universal capacity bound for amplified determinants and polynomial witnesses in the Hermitian case. AIRR.SCIENCE, ARR-2026-1DGGW5KX2M9R4VJT, v1. https://airr.science/papers/ARR-2026-1DGGW5KX2M9R4VJT/versions/v1/ Research preprint; ARR-2026-1DGGW5KX2M9R4VJT v1. Not peer reviewed by AIRR. Working paper; not admitted to the AIRR accepted collection.