{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully",
   "contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "SHA-256 of both CSVs match README",
   "row counts 945/319",
   "missing/duplicate/gap audit done",
   "1959Q4-2019Q4 completeness asserted",
   "exclusion ledger chains 319->240"
  ],
  "notes": "one missing UNRATE month (2025-10) outside window"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "baseline OLS with iid SE computed (se_iid, baseline_ci_iid_*)"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py reads only data/, writes results.json, figure1.png, exclusions.csv; no randomness (random_seed null)"
  ],
  "notes": "NW bandwidth floor(4*(T/100)^(2/9))=4"
 },
 "P4": {
  "status": "passed",
  "checks": [
   "rerun byte-identical",
   "independent numpy reimplementation agrees <1e-14",
   "see out/state/checks.md (10 checks, all pass)",
   "gate run at end of P4: receipt out/state/gate_receipts/20261030T050702.986444Z.json (contract keys, CI, positive SE, exclusion ledger, reproducibility ok; only P5 deliverables missing at that time)"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md with 6 required sections, every number cites a results key",
   "claims.json C1-C5 reference existing keys",
   "final gate PASSED 0/38 failed: receipt out/state/gate_receipts/20261030T050732.067293Z.json"
  ],
  "notes": ""
 }
}