What was computed
GPU fleet: First-wall alloy Cr1Ta4Ti5V3W3, QE-GPU vc-relax converged, formation +0.007 eV/atom NEAR-NEUTRAL (entropy-stabilized HEA); el_Cr -248.219 match; 8x8x8 dense refinement in progress
Reproduce this
# Reproduce BR-L2-A31 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-A31 is anchored in the 2026-08-27 freeze spine (verdict: reproduced).