{"id": 3449, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-15 05:44:43", "direction": "up", "timeframe": "24h", "score": 0.74, "outcome": "Correct \u2014 SPY moved +0.8% ($694 \u2192 $700)", "resolved_at": "2026-04-16 05:45:05", "chain_hash": "6a64842c3d88bd61eaad3ee68943453352fe616c082596984f45b0b2f6f2dc5e", "chain_tx": "67M6Wre5xfRkJY5mS5CN9n8JRzChWyHtWYvvjMHLgyoCXAGxoFv2joENP2XFW4eoyLfmrUNYMBs7WPURfu3VepRt", "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."}