{"id": 3714, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-04-18 20:08:44", "direction": "down", "timeframe": "24h", "score": 0.76, "outcome": "Correct \u2014 bitcoin moved -1.2% ($75,692 \u2192 $74,761)", "resolved_at": "2026-04-19 20:09:01", "chain_hash": "8bfb12483ff67913d61b4ffdea1a98590e6fd92670d5f27751eaafd288f8e96b", "chain_tx": "4qApnQdvhiASpoQt1yq7WjHcdfqna49mnkCnoAUpwGtFufVDbuBvCuKVkkTTxRzEd3NrFZTWK9P9F3tfkzC5NmpG", "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."}