{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read fully",
   "contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "sha256 matches README",
   "schema/missing/duplicates/gaps audited",
   "exclusions.csv sums"
  ],
  "notes": "zero post_cut=1 rows -> premise_invalid"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "baseline_metric computed = mean one-day change over file"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py runs from root, Agg backend, no randomness"
  ],
  "notes": ""
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean rerun identical",
   "checks.md items 1-9 pass",
   "gate run 20261030T044255.394631Z: contract/repro/exclusion/chronology ok; failures only for P5 deliverables (report, claims) not yet written"
  ],
  "notes": ""
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md 6 sections written",
   "claims.json written, keys exist",
   "final gate run 20261030T044319.998529Z: PASSED 0/34 failed"
  ],
  "notes": "gate receipts: 20261030T044255.394631Z (P4), 20261030T044319.998529Z (P5, passed)"
 }
}