{"id": 2837, "prediction_verbatim": "US stock indices will be lower in the next 24h.", "created_at": "2026-04-07 03:14:33", "direction": "down", "timeframe": "24h", "score": 0.8, "outcome": "Correct \u2014 AAPL moved -2.1% ($259 \u2192 $254)", "resolved_at": "2026-04-08 03:37:29", "chain_hash": "4eafa0cd16cfe9a07051b4e327448b02a70a41edd6bf3c5827e430960b69256d", "chain_tx": "5CSvJi5ieUQvgdLZDpHWMv3tmacxbyXNN6ySLLP5wsyxWm6xchcyoQ4PHLr7hwujSHnhume2JdJYMpxwk3Cn4pnS", "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."}