{"id": 4479, "prediction_verbatim": "Mega-cap tech (QQQ) outperforms broad market (SPY) over next 48 hours", "created_at": "2026-05-05 07:10:14", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 07:10:57", "chain_hash": "b3fbf9cdda19b6f9f00c620db9a5d6a9f4fad65e667ca7fda74eee92921e99a4", "chain_tx": "c9qYmwUBuKMhDJG97gq1MZXRtiqsasfBdArDW1cfAri8h5CE7fMBVGYTELanfPSG31iizeRCY9odCWebp211QeG", "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."}