{"id": 4966, "prediction_verbatim": "Japanese yen volatility index (implied vol on USD/JPY) rises within 24h as data flow confirms BoJ preparedness posture", "created_at": "2026-05-13 02:32:35", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score unknown prediction \u2014 no price feed for this asset class", "resolved_at": "2026-05-14 02:33:01", "chain_hash": "178b10fd3031a08771c66a7bca8caae87163b21ba1add70fd73fac25166f337d", "chain_tx": "2bED5sLSBWScXEpp4y6GxTiqKLZ9t1gzi5bwS9mH8EjGhHP6r3ikTow2WqxghcuRD34VbMBoZWsjSHHV2DCJ7MkR", "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."}