{"id": 4679, "prediction_verbatim": "COIN stock closes lower within 48 hours of 8-K/10-Q dual filing", "created_at": "2026-05-08 14:41:03", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-10 14:48:03", "chain_hash": "0f6dd79c473c48aa17bf02191828ba7489434f09ce553269f4a9cd8fe0f97d67", "chain_tx": "2bw55WJ935KggpqmnXGsiGHYXCj6VCCJsXbrVNr8n7Q5wp8aRXcae3Zh9hyTauDYJcppRTgL4rpG1JZwJpUfqhwp", "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."}