{"id": 4198, "prediction_verbatim": "QQQ higher within 48h", "created_at": "2026-04-30 02:39:27", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-02 02:45:37", "chain_hash": "2870e98e108d1829bd55411112f0921f5631fa7263ef98b6b2e6db55fdec4176", "chain_tx": "58HkyuMEHiQ6Jrw6vx1QiAL9ePZpNSPUgQwcRUhkoS1LrgDkqkJbjBANrc8uFp1FmYrAk2KPuX1AriQ5RqXz2j8G", "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."}