{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully",
   "contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "SHA-256 matches README",
   "schema/dates/dups/missing audited (data_audit.md)",
   "exclusions.csv sums 5217-216=5001"
  ],
  "notes": "no availability violations"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "zero-change baseline RMSE computed on evaluation period (baseline_metric=4.876)"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py runs, writes results/table/figure; no seed needed"
  ],
  "notes": "Welch CI for Monday contrast"
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean re-run byte-identical",
   "statsmodels cross-check of F and HC1 contrast",
   "count identities",
   "CI contains estimate",
   "chronology",
   "gate run: out/state/gate_receipts/20261030T051914.078859Z.json (failures only for P5 artefacts not yet written)"
  ],
  "notes": "see checks.md"
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md six sections",
   "claims.json referencing existing keys",
   "final gate PASSED: out/state/gate_receipts/20261030T051949.894936Z.json"
  ],
  "notes": ""
 }
}