{"id": 4030, "prediction_verbatim": "Gold higher in 48h", "created_at": "2026-04-26 02:39:50", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-28 02:40:32", "chain_hash": "c11bfef7fe9bcbf4f13a9c592d08bf7ea4e98d1f6e25fcb8b101d71c3e4f06f0", "chain_tx": "4UU29WYhzkwH7Djzk32cYHdAMkCGZdNe5xWo5MdzjPYfFzpa4jXFz5q4wgkB9C2T4PBKr5F4acq5A2DL5iZaNur8", "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."}