{"id": 4107, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-04-27 04:40:11", "direction": "down", "timeframe": "24h", "score": 0.85, "outcome": "Correct \u2014 bitcoin moved -2.9% ($79,082 \u2192 $76,759)", "resolved_at": "2026-04-28 04:40:23", "chain_hash": "00692cf94fb55d0863e319aac9491563827c71dc592348e4a019a162620a8400", "chain_tx": "qe4ok6DRXafyfy4ktBQvN6gwbXdY1ym4LwwAuDyGhfXJEmHvXiQUEtNpvoCwteF4CyzcRwLFAQDSgXoimRuwQjH", "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."}