{"id": 5115, "prediction_verbatim": "IWM closes higher in 24h relative to current open", "created_at": "2026-05-15 14:40:37", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 03:04:25", "chain_hash": "8c2ffba78029060abfcb744abfb59f35e6c915c6948043cf6d7092c568169e95", "chain_tx": "5yUkULo6eyoUZ5twuoi6JqHCeovviNrdDwuxCpEvypSZJUAKK4GowfGF73hUrkfR14AhzAwzhfZD1woq7hD21UWT", "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."}