What was computed
CAD->h5m->DAGMC->OpenMC chain PROVEN (openmc rebuilt w/ DAGMC): torus shell exact volume, (n,Xt) 1.014+/-0.004
Reproduce this
# Reproduce BR-L2-A22 against the frozen record pip install kronos-toolkit # github.com/KronosFE/kronos-toolkit python -c "from kronos_toolkit.verify import run_regression; run_regression()" # BR-L2-A22 is anchored in the 2026-08-27 freeze spine (verdict: reproduced).