Lluis Eriksson (2026). The Rate Without the Extent: a Machine-Checked Uniform Spectral Modulus for the Decoupled Z_2 Slice. AIRR.SCIENCE, ARR-2026-3EXXMXJD119J1R6R, v1. https://airr.science/papers/ARR-2026-3EXXMXJD119J1R6R/versions/v1/ Archived manuscript; ARR-2026-3EXXMXJD119J1R6R v1. Not peer reviewed by AIRR. Historical import; not assessed by AIRR.