{"id": 4544, "prediction_verbatim": "MSTR closes higher than prior day close within 48h", "created_at": "2026-05-06 07:10:27", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-08 07:11:14", "chain_hash": "7a0f87473ab2aeec1ab05c0e1b73f979737b65be3cf93742e48476db270805e0", "chain_tx": "5Yhit4Spfc95UugdWyrpmBCDMNSfHEC4m7uJvTQcAXdgFkceALFwpefQmyXmTFADZ8Vq7diM1dPGYxKNMzgPemA4", "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."}