What was computed
40k global UQ @M-45: Q_E 1.317+/-0.14, P(Q_E>1)=1.0 across design ranges; P_fus 4295MW, f_n 5.39%, phi_i 246keV; dominant driver beta_c (corr 0.93). Caveat: plug-density fixed, radial transport excluded (BU-L2-A6)
Reproduce this
# Reproduce KX-L1-A5-BU against the frozen record pip install kronos-toolkit # github.com/KronosFE/kronos-toolkit python -c "from kronos_toolkit.verify import run_regression; run_regression()" # KX-L1-A5-BU is anchored in the 2026-08-27 freeze spine (verdict: reproduced).