{"id": 5118, "prediction_verbatim": "S&P 500 closes lower within 24h relative to pre-announcement levels", "created_at": "2026-05-15 16:10:48", "direction": "down", "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-17 04:34:22", "chain_hash": "b163119920850025e019d394dcdf2829319cba885aa9c983b15b06934255179e", "chain_tx": "2BRwBwiCzKXQD7QXmGD9NCX5CXp9nHr5ra9pUbYxP9VzKpXsQ2iDDWQ1kJhVd47LjukVx3CFPBaBhLkhNyum5fi7", "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."}