{"id": 4708, "prediction_verbatim": "Bitcoin price lower in 48h", "created_at": "2026-05-09 02:11:30", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-11 02:27:28", "chain_hash": "6a1370ba65b4cee7adc2577ddf32be99b90ec2fb18eb93d61c8c1f0ef3ef1d87", "chain_tx": "64LA8M5xm7ne98APKBq4MjQV9PxpdX4kgvxi69bsmsUmVA1cMC26fNeGwwD1vJpNwBo2353srD8MHbHhuteU7D9A", "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."}