What was computed
Breeder betaN 1.53 (<4.2), q95 3.0, fG 0.30, f_bs 0.155, B_peak 16.84T; burner R_mc 4.61, phi_i/Ti 2 | COVERAGE: breeder+burner
Reproduce this
# Reproduce KX-L1-A2 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-A2 is anchored in the 2026-08-27 freeze spine (verdict: reproduced).