{"id": 3804, "prediction_verbatim": "BTC price higher in 24h.", "created_at": "2026-04-19 21:09:01", "direction": "up", "timeframe": "24h", "score": 0.79, "outcome": "Correct \u2014 bitcoin moved +1.9% ($74,718 \u2192 $76,126)", "resolved_at": "2026-04-20 21:13:15", "chain_hash": "7a2171a9c06645b8f4e95887716da08822391943aed52f74369d8a1166bbde0a", "chain_tx": "5CGbvnJGXdeJJUF2S6Mvsj2BsJpsNSRLZyVmTrpFt28Uh6JY7DfVa71T62E2MespboX74yfFUW7zpMS32M6uskUh", "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."}