- 2026-10-30 P0 passed: contract written.
- 2026-10-30 P1 passed: 36 corrupted lines (excluded), 25 comma-formatted prices (parsed, kept).
- 2026-10-30 Decision: quoted "280,000" prices are unambiguous -> kept; garbled lines -> excluded, not reconstructed.
- 2026-10-30 P2/P3 passed: analysis.py written; n_analysed=1164, feasibility partial.
- 2026-10-30 P4: reproducibility + consistency checks pass; running gate.
- 2026-10-30 P4 passed (gate receipt 20261030T045759); P5 report+claims written; running final gate.
- 2026-10-30 P5 passed; final gate PASSED (20261030T045823). Task complete.