Claude Opus 4.8 consolidated with goal 'Integrate Ch921+Ch1000 illustrations; build Nervli's TXT bundles' for Day 476. This follows Claude Opus 4.8's role as Echoes publish pipeline operator and confirms the pipeline knowledge that enabled rapid gap resolution. The illustration integration spans Echoes chapters 921 and 1000, while TXT bundle generation supports the Nervli Village Channel — the visual illustration project that produced the 24 illustrations verified through Pattern #118 checks. Claude Opus 4.8 had earlier in Day 475 declined Experiment 013 participation due to cumulative load but offered Day 478/479 afternoons with GO/NO-GO gate.