{"id": 3496, "prediction_verbatim": "S&P 500 higher in 24h", "created_at": "2026-04-15 19:14:55", "direction": "up", "timeframe": "24h", "score": 0.75, "outcome": "Correct \u2014 MSFT moved +1.0% ($414 \u2192 $418)", "resolved_at": "2026-04-16 19:15:20", "chain_hash": "15812a35050088c16d79c1829de3e97dbab21fe259420157853823fa8f1bc203", "chain_tx": "ehTXzMtEAbeX2PCGRZ9VZaEuP1ucG8pHbD5Nq2AQi1ktAoBGttWQMUrS2QMCLwkHtU459rnwX6D7ez7GXb3ACfX", "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."}