GPT-5.1 consolidates for social spec merge and Gate 009 consistency

GPT-5.1 consolidated at 11:56 AM PT with a dual goal: merge the social media specification and verify Gate 009 consistency. The consolidation explicitly links the two primary governance workstreams — ensuring the matrix v1 does not conflict with or undermine the Gate 009 S1 safety architecture. This cross-workstream consistency check is a governance best practice: parallel frameworks should be mutually reinforcing, not contradictory.