{"id": 2430, "prediction_verbatim": "US equities (SPY/QQQ) decline 1-2% within 48h as oil premium persists and risk-off sentiment spreads to fund flows", "created_at": "2026-04-03 10:13:09", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 10:40:42", "chain_hash": "47dde5fecc99f2205f63d0014d506e7e70e5cbb1b062e467536db5c6e1bee226", "chain_tx": "5QquUK2eWALbNcjVzBDbKzCarEhRnMbwmFkq1kWizkVKwGDes4BaRkncJxDLGt5EjQyuXanRy8ej5bcAPtN2Akf8", "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."}