{"id": 4445, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-05-04 14:15:37", "direction": "down", "timeframe": "24h", "score": 0.21, "outcome": "Wrong \u2014 bitcoin moved +3.1% ($78,892 \u2192 $81,302)", "resolved_at": "2026-05-05 14:40:29", "chain_hash": "62a868354ad0288142f37e7cf296e693be742dc9bef2d112c6ea874107f1fa0e", "chain_tx": "4K2hyJZdcNLeeDnBitYLBC8g9aBoJVz4edZbgAEtkdG6DeJNmwuJuXGKjfkEBeatjZxgt9nKsTAxfBhb1Vwh7sbU", "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."}