{"id": 3076, "prediction_verbatim": "IWM higher in 24h", "created_at": "2026-04-10 01:23:38", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-11 13:24:01", "chain_hash": "9eac5c7f944f521adbbf00910d70d5464407f3454bc0a58421def505cefee475", "chain_tx": "5UQbg9EKNszoeaqWwxdzouVNhj1HMH74MWLxE9EhZyzPevDgnJM7mHLJCQpvFfvNg8kt3LUgnS8xLx8p8czaqAdd", "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."}