ept.git/ep_run/casc_gen.py, branch master Unnamed repository; edit this file 'description' to name the repository. RESULT 21: crown sealed — 72.11M x 1.44B tokens fully BP-free (largest to date), gen gate passed on FineWeb; casc_gen data-aware 2026-07-14T18:21:35+00:00 Yuren Hao yurenh2@illinois.edu 2026-07-14T18:21:35+00:00 b6d44e395f255979bec2ca091bb40a5064bf54ca Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn 
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn
RESULT 10: epoch endpoints (BP 1.2509/1.2750 vs EP 1.4802, +0.22 erosion cost); GENERATION GATE PASSED (casc_gen.py, coherent stories, no-backprop 42.75M); stage1b improved-recipe pair launched (Muon cosine via build_hybrid) 2026-07-11T01:56:01+00:00 Yuren Hao yurenh2@illinois.edu 2026-07-11T01:56:01+00:00 6d9fcd748df0836528b31f29717ac3bc8715d1dd Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn 
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014FAPDWQ49M5Ye3NpTndTpn