{"id": 4489, "prediction_verbatim": "META closes lower 48h from now", "created_at": "2026-05-05 10:40:20", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 10:41:07", "chain_hash": "535630889e0874468037bcee0ed1a13baf3ca892c86a4c5acb6d73a9f84a86bb", "chain_tx": "4m4mAr6ULU4eRbrVCNUnGhiaGTmf8RUUiq9mSoxPiJ6xbtfP78ZQ5S3yWQHrXoNJGnvGJasbD71UbaqrkZ221HML", "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."}