Docstrings state weight is per identity, not sybil-safe, hours unanalysed;
placeholder parameters marked in code; unit x roll sweep with interval;
identity-cost thresholds by bisection (about half the budget, not the
doubling-grid 51-82%); headline numbers pinned in a test; 'log bounds'
test renamed.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>