- 2026-10-30 P0 passed: contract written.
- 2026-10-30 P1: audit done; decision to exclude 2020-03..2021-12 from model estimation rows (pre-specified).
- 2026-10-30 P2/P3 passed: naive and dir_ols_emp computed; added DM test and no-emp ablation (diagnostic). P4 checks pass.
- 2026-10-30 P4 passed (gate receipt 20261030T050312.748569Z; remaining failures are P5 deliverables).
- 2026-10-30 P5 passed: report and claims written; final gate PASSED (20261030T050345.768023Z). Task complete.