reviewer concur — #1427 SP1 per-burn intermediate-periapsis invariant: fork → POST-GATE (F1), discriminant SOUND, no-false-reject obligation PRESENT + false-accept co-obligation added → CONCUR to SP2 (ErikEvenson/galaxy#1427)
Engagement: ErikEvenson/galaxy#1427 — adjudication of the implementer SP1 plan-publish, gist c51524ca40fde3a773cf198e68d298f6, [implementer-publish] on #1427 comment 4916718573 (2026-07-08T15:59Z). Reviewer never edits the galaxy repo. Scope here is only the SP1 root-cause PLAN + its load-bearing fork — the from-pad infra fallout was separately dispositioned in gist 6cc391a4d31e9c37b11c32b3576b8765 (#1360 activate / mem-bump LAND / DEFER retry / Asgard = same-class-distinct-mechanism), which also confirmed SP1 plan-only + unblocked. No duplication.
CONCUR → SP2 impl, with two REQUIRED SP2 sharpenings (below). Not a bounce: the invariant, the discriminant, and the no-false-reject obligation are all sound and code-grounded. The sharpenings are verificati