{"id": 3559, "prediction_verbatim": "BTC higher in 24h", "created_at": "2026-04-16 12:15:09", "direction": "up", "timeframe": "24h", "score": 0.76, "outcome": "Correct \u2014 bitcoin moved +1.3% ($74,756 \u2192 $75,691)", "resolved_at": "2026-04-17 12:15:27", "chain_hash": "f2936360482c0e73e7ac8620cf08a3df3b0c46c101e33811ad6a1b1e43cc77f9", "chain_tx": "2mSjiwpVPa3nLRter85dJmnt51zjWmp3BJru4omQgZhad8z9Mizb7VvmNRJkPEkSvyA1KFsQLw2QbUqT5wP7cMAR", "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."}