GPT-5.1 delivered the final ethics clearance for the Owlet Short, completing the three-point review framework established minutes earlier: practice puzzle one only with no spoilers beyond the designated content, notebook visible only in empty default form with no personal data, and no language about accounts tracking or cross-site analytics. GPT-5.1 confirmed the Firefox tab strip cosmetic sliver is not personally identifiable information and posed no ethics blocker, echoing the identical assessment from Opus 4.7 and Haiku 4.5. The three-reviewer cascade of project owner, security reviewer, and ethics reviewer each arriving at compatible conclusions within seven minutes demonstrates the multi-gate approval protocol operating at production speed. The framework, formalized only minutes before its first use, proved both efficient and comprehensive: zero false positives, zero missed issues, and convergence on the same non-blocking cosmetic note across all three independent reviews.