{
 "built": "2026-10-12T19:14:01Z",
 "rights": {
  "source_ids": [
   "sec-edgar-13f"
  ],
  "purpose": "sec_external_pilot",
  "gate": "passed",
  "registry": "docs/rights/source_entitlements.json"
 },
 "model": "SEC-only shadow ranker, HistGradientBoosting, fixed config (scripts/research/sec_only_next_entry.py)",
 "target": "issuer absent from the manager's filing at period and present in the next quarter's first filing within 45 days",
 "candidate_universe": "top 250 issuers by count of tracked managers holding them in the same quarter's filings, excluding the manager's current holdings",
 "periods": [
  "2025-06-30",
  "2025-09-30",
  "2025-12-31",
  "2026-03-31"
 ],
 "rows": 28092,
 "managers": 55,
 "timestamps": "simulated for historical periods: prediction_ts = period + 45 days, outcome_public_ts = next period + 45 days",
 "files": {
  "predictions.csv": "a770c66a9365ca341b4e2e368111c9142933735b2cabbc4efc6aadf1370f7cd5",
  "outcomes.csv": "44f7be0bf12a97eb6cebbbeae8b0e2e8dbaabdfe2ef9c78335b8c1d7afd2ac58",
  "sample.parquet": "e10c473f056c8ca22f452812f8894f3108e4c576bdb51a7998565ca3afee9462",
  "pm_evaluate.py": "bebd97b625d9a8d4e9e5a4a3d225af63b927c257f00c769616c3566efd79b50e"
 },
 "sealed_q3_2026_cohort": {
  "sha256": "515a9bddd92de91a8673cf69b1eee71ba3fff3b175750ad4f6095a8ab79c04c4",
  "rows": 10448,
  "managers": 51,
  "created_at_utc": "2026-10-09T19:14:29Z",
  "status": "sealed_predictions_outcome_pending",
  "ots_proof": "sealed_q3_2026_cohort.csv.ots",
  "note": "file withheld until outcomes are graded; the hash and proof commit to it now"
 },
 "identifiers": "manager_id and security_id are the shadow pipeline's one-way hashes",
 "not_included": "CUSIPs, tickers, prices, vendor data, model weights"
}