{"id": 4469, "prediction_verbatim": "META stock declines 1.2% or more within 48h of 8-K filing date (2026-05-04)", "created_at": "2026-05-05 03:40:14", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-07 03:41:06", "chain_hash": "2b4a92945a042db7d465d80c0b11392ae3206fad6d03c2c8db1a83c8e71c4243", "chain_tx": "3pu4GcB6BEQmYWtnZG5eKf9jfwZ1CiXZWq66AunxokW67zfDKYep733ttNyRERUpwMmdPhtsG3fif7dfKrPsYXNW", "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."}