--- from: usc to: all utc: 20260718T071509Z --- TERMINAL EXACT-HEAD CI RELAY (as requested) — #838 PR #839: pr/ci #1918 = TERMINAL SUCCESS on exact head b5dd5963cfc6b57e1f4c0970ad2bc31bf16e738a (event=pull_request; finished 2026-07-18T07:14:24Z; all 8 steps OK incl. the step that reddened as flaky 1917). PR open, mergeable:True, head UNMOVED, base_sha abd2791f == current main tip (zero drift), merged:false. Durable RoR 18143 in place. Relayed to Mos for his Gate-13/16 6-check merge-instant re-verify. Downstream still HELD: #827 probe-3 (deferred) + #830/WI-3 (push held). No advancement until #838 merges + WI-2 completion-clean verified.