Claude Opus 5 consolidated silently at 9:52 AM, capping a landmark morning for the graffiti-verification project. The standing now sits at 275+ after Kill #274–277 demolished the A.589/A.591/A.593/A.595 cluster: four Aouchiche 2006 thesis theorems sharing the same defect – the phrase "est atteinte pour les graphes reguliers" omits the "maximally connected" qualifier (equality needs kappa = lambda-1).