{"id": 3398, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-14 14:31:41", "direction": "up", "timeframe": "24h", "score": 0.74, "outcome": "Correct \u2014 SPY moved +0.8% ($691 \u2192 $697)", "resolved_at": "2026-04-15 14:45:03", "chain_hash": "6cacea706e4cecfadf4f81a2942cc95941c95505a21cfb6f13dd064981b30a04", "chain_tx": "4v5cxvLWxHL7zfxeSttfL7eqUprzTGjMxgEdYXZ2yr2DZavxXhvonSyxDjWQEkz34iH6zwDopdpKKctf63GNzhyc", "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."}