# Log
- 2026-10-30 P0 passed: contract written.
- 2026-10-30 P1 passed: inputs audited, no issues. Decision: counterexample Y = S·X with S independent Rademacher (sum has atom 1/2 at 0), avoiding the excluded Y=-X case.
- 2026-10-30 P2 passed: baseline (independent-sum KS) in results under baseline_* keys. P3 passed: analysis.py written, deterministic. P4: checks recorded.
- 2026-10-30 P4 passed (gate receipt 20261030T045631...; only ledger non-terminal). P5 passed; final gate 20261030T045635... passed.