{"id": 5122, "prediction_verbatim": "10Y Treasury yield remains between 4.38% and 4.54% at close 48h from now", "created_at": "2026-05-15 17:40:53", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 17:41:15", "chain_hash": "a0c1f25f8b14e1a1bdd3c785744226adc1001352f4b2a9f03a49a669dea2ba32", "chain_tx": "5h9EwTf15Z6PCpr7QicoXz8KUNrNLjwc98c6vW8KxsdnqXJvuwThdZmewyMR9raeriRsfL9g92E6tpeM2EXuWFyW", "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."}