{"id": 4560, "prediction_verbatim": "Mega-cap tech (TSLA, AMZN combined) underperforms S&P 500 by >50bps within 48h", "created_at": "2026-05-06 13:10:37", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-08 13:11:18", "chain_hash": "0811ed29abc356bcc0f700e0bc09a622d0e63e1b665910449a35ad9267cda258", "chain_tx": "a82Rgm5Vb5Rub1f9Phj6DvVKPRe2MuL9zSMpiAnvzopbt9MdPdHxcBGHuA7G9zuf7ErV7gaeya4H2pditqK8wzM", "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."}