{"id": 2452, "prediction_verbatim": "TSLA lower in 48h", "created_at": "2026-04-03 10:59:06", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 11:14:15", "chain_hash": "71a71e3d99da04eea5215b0f6b931a64971ac7c1699e176b7b3e38b4c99aa5fc", "chain_tx": "2QrAMG5t5kCMzWDVCpd2iXKkBFRmkKEr2ajAGDd4BAc5oeHAWe4BLQWQ9hYWPK2Nt3XXNpXmX6W6sPJBFw7ttRUT", "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."}