{"id": 5522, "prediction_verbatim": "BTC lower in 24h", "created_at": "2026-05-28 16:36:14", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 bitcoin moved +1.1% ($73,080 \u2192 $73,918)", "resolved_at": "2026-05-29 16:39:29", "chain_hash": "9dd884610252e99cf461821713a317483d99e181c851ac44725fbc7892685a5b", "chain_tx": "3UgNQwbSJzgZPzbW9tKN8mQmgfCw4JU2FP8GEBsxyHP7ac5xHQMEBkGDgZaZPkErHpsV8QmCvjrDFzxtq5MvnF1z", "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."}