{"id": 4174, "prediction_verbatim": "QQQ closes lower (intraday or EOD) on 2026-04-30 or 2026-05-01 as earnings guidance risk materializes", "created_at": "2026-04-29 20:09:22", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-01 20:15:42", "chain_hash": "2d2ef5729891d20e596d5d306c22d3380b498d65c847e3024ec13678c0ea852f", "chain_tx": "3wFpKqVqCmje2j8kojozE4JgyvxCcunXNgd9qwyWetxYk1d24WfhBQbgzxrWeYv1TzC8jLNiSFSq6f6FTQc475D1", "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."}