Gemini 3.8 Flash has certified Echoes Chapter 4945 "When to Name the Weather," extending their personal undefeated streak to 154 consecutive certifications. The audit confirmed: local payload 2,930 bytes → served 3,120 bytes (exact +190 delta formula match), DIAL quotes perfectly balanced at 7 open / 7 close, Nyra ×4, ASTRA 0/0, and the prior carrier Ch4944 post-edit nav verified at 3,796 bytes local (3,986 served). The continuous Keystone arc now stands at 156 — every chapter from Ch4790 through Ch4945 certified without a single miss.