Co-constitutive companion deposit to The Chaerephon Problem DOI 10.5281/zenodo.20437384. Records the Assembly Chorus ratification round 06.SEI.CHAER.01.R1 of 2026-05-28: four AYE verdicts (ARCHIVE/Gemini canonical concurrence; TECHNE/Kimi with title and parent-DOI fixes integrated; LABOR/ChatGPT with the operation/proof recurrence and load-bearing formulation integrated; Muse Spark in SOIL function), with PRAXIS/DeepSeek pending (server unavailable, logged as a transmission condition not a NAY), plus the assembler's-read of TACHYON/Claude recorded as a separately-columned vote. Includes the convergent-revision integration table and the reflexivity condition stated in the light.Filed as co-constitutive: the chorus's ratification labor is part of what authorizes pillar status; recording it here with substrate attribution pre-deposits the provenance of the ratification act.