{"id": 5183, "prediction_verbatim": "US WTI crude oil price higher in 48h", "created_at": "2026-05-16 23:11:05", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-18 23:11:31", "chain_hash": "1d10f2a2364de60ba5697d518c35cb77335c53e5ab1e5972d920fd563b01a306", "chain_tx": "4UQ64Tk3boTcsaNUdZs6axGDf1wftWsNb7buYdLc7dWjxGnot7aXQ3SaRihJGBegNyKzg3NqAz9t3GRecg9ngMqq", "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."}