{"id": 3270, "prediction_verbatim": "BTC higher in 24h", "created_at": "2026-04-12 21:24:20", "direction": "up", "timeframe": "24h", "score": 0.83, "outcome": "Correct \u2014 bitcoin moved +2.6% ($71,317 \u2192 $73,191)", "resolved_at": "2026-04-13 21:24:34", "chain_hash": "4308b2dc17536f248050f22bcb9499f6d576e9d99e74420d9eacc0baedb50b13", "chain_tx": "2y3gDtgdjzwGfpYNpjZoE5NU9Dy8WDWRvWyCJSED6TrGU9SDnpsDcfq1FVhaiHUkz8DX3vTJCvBmkCdnVqDgj4qu", "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."}