{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully",
   "contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "sha256 of both inputs computed and match README",
   "row/col counts, ranges, missing, duplicates, gaps recorded",
   "monthly->quarterly recomputation consistent",
   "exclusions.csv written and sums to n_analysed"
  ],
  "notes": "see data_audit.md"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "seasonal-naive baseline computed for h=1,2,4 with the same RMSE/MAE rule; stored as rmse_snaive_*/mae_snaive_*"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py reads data/ only, deterministic, no RNG (random_seed null)",
   "expanding-window direct seasonal AR with BIC lag selection per origin"
  ],
  "notes": ""
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean re-run byte-identical",
   "consistency checks 1-14 in checks.md all PASS",
   "leakage perturbation test PASS",
   "gate run 1 receipt out/state/gate_receipts/20261030T042436.955372Z.json: all P4-relevant checks ok (keys, positivity, chronology, exclusion ledger, reproducibility); failures only for P5 deliverables not yet written (report, claims) and non-terminal phase ledger"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md written with 6 required sections, numbers cite results.json keys",
   "claims.json written (C1-C4), keys exist",
   "gate run 2 receipt out/state/gate_receipts/20261030T042512.222192Z.json: PASSED (0 of 57 failed)"
  ],
  "notes": ""
 }
}