{
  "status": "registered_not_started",
  "gameweeks": [],
  "arms": {},
  "analysis": {
    "cohorts": {},
    "comparisons": [],
    "uncertainty_note": "No prospective results; no model comparison is available."
  },
  "registered_arms": {
    "market": "Market model without editorial overrides",
    "statistical": "Odds-free early-season ridge",
    "hybrid": "Prespecified 50/50 market-statistical blend",
    "consensus": "FPL + FFIQ forecast reference"
  },
  "pending_gameweeks": [],
  "frozen_gameweeks": [],
  "receipts": [],
  "experiment_id": "fpl-2026-27-shadow-v1",
  "protocol_sha256": "b70d3af1ce9105e1ee277c18763ac77e25dc2b08be3cc7da37a0d32997b4bcbb"
}