1{2 "P0": {3 "status": "passed",4 "checks": [5 "TASK.md read fully; contract.md written"6 ],7 "notes": ""8 },9 "P1": {10 "status": "passed",11 "checks": [12 "SHA-256 matches README",13 "945 rows, 2 cols, no dup dates, no gaps",14 "1 missing value 2025-10-01 recorded",15 "exclusions.csv sums: 945-1-3=941"16 ],17 "notes": "data_audit.md"18 },19 "P2": {20 "status": "passed",21 "checks": [22 "naive forecasts = last obs <= origin verified for all 72 naive rows",23 "naive RMSE/MAE recomputed from ledger"24 ],25 "notes": ""26 },27 "P3": {28 "status": "passed",29 "checks": [30 "analysis.py reads only data/, writes results.json, forecasts.csv, exclusions.csv",31 "no randomness; random_seed null"32 ],33 "notes": ""34 },35 "P4": {36 "status": "passed",37 "checks": [38 "clean re-run byte-identical",39 "leakage test (future values perturbed) passed",40 "16 consistency checks PASS, see checks.md",41 "gate run 20261030T040119.136024Z: 40/41 ok; only failure = phase ledger not terminal (P4/P5 pending at time of run); reproducibility ok"42 ],43 "notes": ""44 },45 "P5": {46 "status": "passed",47 "checks": [48 "report.md has 6 required sections, every number cites a results key or state file",49 "claims.json: 4 claims, all keys resolve",50 "final gate run 20261030T040131.012947Z: PASSED 41/41"51 ],52 "notes": ""53 }54}