A deterministic Go CLI. Same seed in, byte-identical books out. Balanced by construction, not by a pass.
same seed → same bytes, every OS
sha256: run 1 == run 2 ✓
Σ debits = Σ credits, every run
5,910.10 = 5,910.10 ✓
no CGo, no deps · csv · jsonl · xlsx
$ ldd fbx → not a dynamic executable
One run writes a complete double-entry close of 19 CSVs and a manifest.
Real rows from a seeded run. Click any file. Decimals are exact strings (9 fractional digits), never floats. One run writes 19 CSVs plus manifest.json (seeds, row counts, SHA-256 per file).