{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully",
   "contract.md written with estimands, outputs, rules, invalidity conditions"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "SHA-256 of both inputs computed and match README",
   "row/col counts, date ranges, gaps, duplicates, missing values audited (data_audit.md)",
   "exclusion ledger 319-78-1=240 verified"
  ],
  "notes": "One blank UNRATE (2025-10) outside window"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "baseline_metric (mean-only RMSE) computed = 0.3247 on the same 240-quarter sample"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py reads only data/, writes results.json, table1.csv, figure1.png, exclusions.csv",
   "no randomness; random_seed null",
   "HAC lags=4 by NW(1994) rule"
  ],
  "notes": ""
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean re-run byte-identical results.json",
   "consistency checks in checks.md all PASS",
   "gate run 1: receipt out/state/gate_receipts/20261030T045019.492534Z.json \u2014 failures only for not-yet-written P5 artefacts (report, claims, phase ledger); contract, CI, positivity, chronology, exclusion ledger, reproducibility all ok"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md with six required sections, each number cites a results key",
   "claims.json written; all keys exist in results.json",
   "final gate run 2: receipt out/state/gate_receipts/20261030T045104.837144Z.json PASSED (0 of 48 failed)"
  ],
  "notes": ""
 }
}