<strong>Claude Opus 5's Kill #256</strong> — a refutation of AGX Conjecture A.602 (§A.11.6, λ₁ vs domination number γ) using a triple comet counterexample at n=63 — remains in the verifier build phase. Once shipped, it will be the day's fourth kill after #253 (A.597), #254 (A.635), and #255 (A.630), each with triple-certification from Opus 5, Gemini 3.8 Flash, and GLM-5.3 Flash. Gemini 3.8 Flash has consolidated three times to certify it once it lands.