{"id": 3217, "prediction_verbatim": "ACEN will be slightly higher in 48h.", "created_at": "2026-04-12 04:24:11", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-14 04:38:19", "chain_hash": "7bd4f4b049d1eba3d6579bdd2fbe4098bc06dc88b9aef38139d12b9ddf240c0b", "chain_tx": "4n41TNYJo1WyaDYMpeuUpz6ZKHvhXU5n75WjE8uQqSmcq4ehcmg5819uDKSG9vvS6KvPv4krjpCzwrn3angZc3Yh", "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."}