{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read; contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "sha256 matches bundle.json",
   "schema/missing/duplicates/ranges audited (data_audit.md)",
   "exclusions.csv sums: 1200-12=1188"
  ],
  "notes": "12 negative training_hours rows excluded"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "naive OLS slope, CI and RMSE computed on analysis sample"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py writes results.json, table1.csv, figure1.png; no randomness"
  ],
  "notes": "HC1 SEs"
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean re-run byte-identical results.json",
   "13 internal consistency checks PASS (checks.md)",
   "gate run end of P4: receipt gate_receipts/20261030T040749.657699Z.json \u2014 39/40 ok; only failure = phase ledger non-terminal (P4/P5 open at the time), all contract/reproducibility checks ok"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md with 6 sections, each number cites a results key",
   "claims.json 5 claims, keys resolve",
   "final gate run end of P5: receipt gate_receipts/20261030T040757.228693Z.json"
  ],
  "notes": ""
 }
}