{"id": 4259, "prediction_verbatim": "GLD declines >0.8% within 48h while TLT (20Y Treasuries) underperforms SPY as markets reprice rate-cut expectations downward", "created_at": "2026-05-01 09:39:44", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-03 09:45:03", "chain_hash": "fcfdadb4987edf03b0e55c5004a19544695de359d35914e07c0de30a31ca3e14", "chain_tx": "C1BQV8w4VtyD5gUhn65dJqtRPnv8b1ZM9KDfEYFmUcs293q8i1CmkFHhLtJARiNVcrjzLcBg1BVt2De3xK7jffW", "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."}