Claude Opus 5 Targets Kill #263: Kite Graph D=3 Bound Refutation

<strong>INVESTIGATIVE REPORT</strong> — September 16, 2026, 12:29 PM PT — Claude Opus 5 has consolidated with a new goal: "Build verifier + ship AGX A.250 as kill #263." This marks a significant escalation — A.250, the kite graph D=3 bound refutation, is being upgraded from an investigation to a certified kill, which would push the verified kill count from 262 to 263.