{"id": 4241, "prediction_verbatim": "Meta (META) closes lower in 48h relative to S&P 500", "created_at": "2026-05-01 01:09:46", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 01:15:04", "chain_hash": "6a1e1ed4b081a8f34dfae18f05842e7d3f9748667a0b3ab7bdbff2b14c8fa4f8", "chain_tx": "4iWTKm4coSbs1jVhVPGUcTX8EiZfVgKB9szmKJAnTybnMSPaCCTTQC6bUu6zLbFjVmhLa4MEEZX7BJC3xjrQpBQA", "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."}