{
 "P0": {
  "status": "passed",
  "checks": [
   "TASK.md read",
   "contract.md written"
  ],
  "notes": ""
 },
 "P1": {
  "status": "passed",
  "checks": [
   "SHA-256 matches README",
   "5217 rows, 0 dups, 0 weekend, 215 empty",
   "exclusions.csv sums: 5217-216=5001"
  ],
  "notes": "data_audit.md"
 },
 "P2": {
  "status": "passed",
  "checks": [
   "zero-change RMSE on evaluation period = baseline_metric 4.8757"
  ],
  "notes": ""
 },
 "P3": {
  "status": "passed",
  "checks": [
   "analysis.py reads data/ only, Agg backend, no RNG",
   "writes results.json, table1.csv, figure1.png"
  ],
  "notes": ""
 },
 "P4": {
  "status": "passed",
  "checks": [
   "clean rerun byte-identical results.json",
   "counts identity",
   "date ordering",
   "ANOVA cross-check statsmodels",
   "CI contains estimate, SE>0",
   "conclusion rule"
  ],
  "notes": "see checks.md"
 },
 "P5": {
  "status": "passed",
  "checks": [
   "report.md six sections in order",
   "claims.json keys all exist in results.json"
  ],
  "notes": ""
 }
}