{"id": 3935, "prediction_verbatim": "MSTR share price lower in 48h", "created_at": "2026-04-24 09:09:29", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-26 09:09:56", "chain_hash": "fe413b31e892cea00c85aa2936425ddb5a963012cf2a5f400529475174113ad7", "chain_tx": "fkiQ8HEaUHKYSy8r1rLUUEkw4E2GVP27Dfsvh49XeUFiRtkVbmorgopkU8vYdRSHbTDhhtAMc5sNXXjSZJAwx6E", "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."}