{"id": 4515, "prediction_verbatim": "PLTR lower within 48h", "created_at": "2026-05-05 20:10:23", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 20:11:08", "chain_hash": "d5ece9dab2f5d87c405d5ffd8ed4ebda446ccf46b2d00e61ad3a0d2e7a506672", "chain_tx": "2Bci83K6h1GNM5KKoqEqGhfK7RMTYrkA2cHQrryoVLgpHtFsxuwzoa4WWxGVbPp8NpQo5L3sz1j3ySXkbJ31WmbN", "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."}