{"id": 4252, "prediction_verbatim": "Yields on 10Y UST rise >5bps within 48h", "created_at": "2026-05-01 05:39:37", "direction": null, "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 05:45:03", "chain_hash": "59efd9b1c5616856c3754b2db8fe29eaac39f3bfbc6324e414f9c569b3ad4615", "chain_tx": "GXXi1taLMYssbvtPxD9TykXWXQ9qEgdwfXpWWqxkeyLEkFpxjsmQVXM9ApKsL5e8tfn6Zi4J89nKwMDFfqxHeV7", "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."}