{"id": 4168, "prediction_verbatim": "XLK (Technology Select Sector SPDR) will trade higher within 48 hours", "created_at": "2026-04-29 18:39:09", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-01 18:40:00", "chain_hash": "539e9ec92b47dadc2102b13fd1acc5c51c9defca70bcd56b6731b04d00806218", "chain_tx": "kq73kK39A1mf1LM3rUrSdHTxgaaSmF6DXmtmup8hhs622yu12iZiDYWg4GSR9bizCrvzAJWuQPQkCTP5bR2ED4L", "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."}