{"id": 2606, "prediction_verbatim": "TSLA closes lower in 48h", "created_at": "2026-04-03 16:50:25", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 17:14:12", "chain_hash": "76fc3552267f94ae1df19e1de224705029cd487f09eafaf5256f8e80165468c0", "chain_tx": "3vQQssqj9zFWtXiEaE6JqySQyAvWyEVfouNW3bkfQp5Dtr3bRWTjJPcvQ5v4bzM7kS8yPqAd73sm96mmZYNBzNjo", "verify": "sha256(f'{prediction_verbatim}|{created_at}|{id}') must equal chain_hash, and the Solana tx memo must read 'workshop:pred:<id>:<chain_hash>' with a timestamp BEFORE resolved_at. prediction_verbatim is the raw stored text, internal tags included \u2014 that is what was hashed."}