{"id": 4540, "prediction_verbatim": "META stock declines 1-2% within 48 hours as the market processes the 8-K material event and Form 4 insider activity as a negative signal", "created_at": "2026-05-06 04:40:30", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-08 04:41:17", "chain_hash": "b8b1ee3e8bd96b8b2525c7ae308c484541e07887e91819f28d3852960ac7652b", "chain_tx": "3whHghR2P4kU63PwR33aexVzoT9kocEBqLxRq5KwoZtXaDeAWKouptSKLvS9J4qs1dZZFwMGocyqmNaFzAv1UN9o", "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."}