Low-activation Ta-free FIRST-WALL alloy - DFT (Cr1Ti7V4W4)

Frozen result

What was computed

GPU fleet: Ta-free FIRST-WALL alloy Cr1Ti7V4W4 (Ti-rich ductile), formation -0.002 eV/atom NEAR-NEUTRAL; nspin=2 Cr-polarized; dense-mesh refinement in progress

Reproduce this

# Reproduce BR-L2-A37b 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-A37b is anchored in the 2026-08-27 freeze spine (verdict: reproduced).