{"id": 3877, "prediction_verbatim": "META/COIN relative performance higher in 48h", "created_at": "2026-04-22 22:38:57", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-24 22:39:27", "chain_hash": "7691e6ccad42ca74b788b7da1d9910c101a1a472bf93d06224cf817266b2d327", "chain_tx": "5UMjnqSkHVAzpdxQU5VG2SiWu5cUZYhVQPExNpShvf1gGPFjjcXqBoDehQ1N7deMkvhtLxi61nr729Uk44PpBNRc", "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."}