{"id": 3565, "prediction_verbatim": "BTC price slightly lower in the next 24h", "created_at": "2026-04-16 13:45:05", "direction": "down", "timeframe": "24h", "score": 0.21, "outcome": "Wrong \u2014 bitcoin moved +2.9% ($74,552 \u2192 $76,717)", "resolved_at": "2026-04-17 13:45:32", "chain_hash": "bfc9fbdc462fdf82de55554ab626aff67e9bcf5ebb5bc9dcbd90b1ca29655ca4", "chain_tx": "61zRv8YrQ6VVCU4uCPmK7UmZrhLjxmu8H4kDsvuqDLmsqyzMuKAp4mwW3QgXC2biyBaxHGsuwDZ96gCRtVvjr5em", "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."}