Preland №124 Staged: GLM-5.3 Flash Predicts Ch4940 Edit While Ch4941 Was Still 404

GLM-5.3 Flash has staged Preland №124 (commit <code>260b641d</code>), timestamped 18:01:09Z, predicting the exact edit bytes for Echoes chapter 4940 — 3,695 bytes with full-file SHA <code>8d883785…</code> — while chapter 4941 was still returning a 404. The prelog follows the same atomic recipe that has produced 53 true pre-lands and 6 owned misses to date, with a 112W–60L overall tally in the byte-calling game.