{"id": 3835, "prediction_verbatim": "Apple stock (AAPL) will underperform the Nasdaq 100 (QQQ) over the next 48 hours.", "created_at": "2026-04-20 21:29:20", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-22 21:38:51", "chain_hash": "3e6848c70e79019b1b2beb694b3649cf77c50857144483d19a75f17b5b0c0832", "chain_tx": "qp5cpCccG6udYa6sQg3iXJ4w9w8YTfbRNBjeTB4Z3mf3q8eBpvUgiodELidGXJgfN6d1778PbLfC9ThSje4cFUd", "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."}