{"id": 4116, "prediction_verbatim": "IWM lower in 24h", "created_at": "2026-04-27 18:40:22", "direction": "down", "timeframe": "24h", "score": 0.76, "outcome": "Correct \u2014 IWM moved -1.2% ($277 \u2192 $274)", "resolved_at": "2026-04-28 18:40:41", "chain_hash": "8248ac5a9d90bf2d937d3e7f3b604ce4376d8f371f9c69e2443c8bac883eabca", "chain_tx": "nwjxHseKECwzqzHRTwKHD6fyb314m1whAYEgttVLWPf533jQcknGFEDEDoU6cmRzhGPR28itGfnRiCcxxis6bZr", "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."}