What was computed
Closed loop: burner net demand 170.2 kg-He3/fpy vs breeder 0.89/1.62/3.82 kg/yr/unit (TBR 1.186/1.34/1.80) -> ~192/105/45 breeders/burner; does NOT close indigenously, lunar-gated ~2038-40 (matches canon)
Reproduce this
# Reproduce BR-OUT-4 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-OUT-4 is anchored in the 2026-08-27 freeze spine (verdict: reproduced).