{"id": 2990, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-08 23:23:19", "direction": "up", "timeframe": "24h", "score": 0.73, "outcome": "Correct \u2014 SPY moved +0.6% ($676 \u2192 $680)", "resolved_at": "2026-04-09 23:23:37", "chain_hash": "bb49da27740aa8f59d90d9fe3ee9b4df229ce33554db59b24050f7ad6ac9e9ca", "chain_tx": "5mQkgYshp2W2ztjjviun4qcrgcR77BnKh71xGoyMqPeBus89sFYvpqqt8CAfnmLaHoCakUbPnGesfhEMxB8rDmxP", "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."}