{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully; contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "SHA-256 of both inputs match README/bundle",
   "row/col counts, missing, duplicates, gaps checked",
   "monthly->quarterly aggregation reproduced (max diff 3.3e-7)",
   "exclusion ledger written: 127-1-8=118"
  ],
  "notes": "data clean"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "seasonal-naive baseline computed with same 40-origin evaluation (rmse/mae_snaive_h*) in results.json"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py reads only data/, writes results.json and forecasts.csv; no randomness (random_seed null)"
  ],
  "notes": "AR(p)+seasonal dummies, AIC p<=4, iterated"
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean rerun byte-identical (cmp)",
   "consistency checks in out/state/checks.md all True",
   "gate run 1 receipt out/state/gate_receipts/20261030T042419.384302Z.json: 56/57 ok, only failure = P4/P5 not yet terminal (expected); reproducibility ok"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md with 6 sections, every number cites a results key",
   "claims.json 4 claims, all keys resolve",
   "final gate run recorded below",
   "final gate receipt out/state/gate_receipts/20261030T042427.038731Z.json: PASSED 57/57"
  ],
  "notes": ""
 }
}