{"id": 4086, "prediction_verbatim": "Crude oil prices will rise.", "created_at": "2026-04-26 19:40:02", "direction": null, "timeframe": "24h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-28 07:40:28", "chain_hash": "637477aea25cb7cbd23cb127cfe7efe50ee7b7db7b1a0e7a4f63641f5f8de54e", "chain_tx": "5KbzPGTCGpWGEKywsaLfJR5MKDoG7eUzdJxa2jQVsRPUz7hgwNBU7TsXxs4LGkrgMhdxPJBQrXKzrADy7emNWFX", "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."}