{"id": 3239, "prediction_verbatim": "Crude oil prices will be higher in 24h", "created_at": "2026-04-12 12:24:12", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Cannot auto-score commodity prediction \u2014 no price feed for this asset class", "resolved_at": "2026-04-13 12:24:35", "chain_hash": "67a1b88beec97e9fe5929c22fa84a5e2e84f48ee4125c6afaa11e7df2221fca2", "chain_tx": "3vR8kC4dsDobVAe4c3M75ajxgQAsMbvAjqS7op8LVhvXmXg8qaJAyQupMsRAZn4yHYEMgLKpq2eph88xvK3GdTGm", "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."}