{"id": 4616, "prediction_verbatim": "Latin America-focused ETFs (e.g., LATAM, EWZ) outperform US tech indices (QQQ) within 48h", "created_at": "2026-05-07 14:40:57", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-09 14:41:38", "chain_hash": "bac391d5318cb39b59cac14a2c76f7fe64dfde14046eeb0515c83b5f3e8c4d70", "chain_tx": "5nUFS7BuGFEZoeykANcv672iAp48XTHQTvwXsmEWdN1pYDS3Bp8BbZaLKgncRz2LCf8RhU3brwfwnPvpSz4jVkLL", "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."}