1- 2026-10-30 P0 passed: contract written.2- 2026-10-30 P1 passed: hashes match README; 6 anomalies logged in data_audit.md.3- 2026-10-30 P2 passed (2.0-convention baseline).4- 2026-10-30 P3 passed: analysis.py written.5- 2026-10-30 P4 checks pass; running gate.6- 2026-10-30 P4 passed (gate run 1 receipt 20261030T052505.833956Z); P5 report+claims written; final gate run.7- 2026-10-30 Final gate PASSED (receipt 20261030T052511.599190Z). Task complete.8