{"id": 2540, "prediction_verbatim": "VIX closes above 16 by end of April 4 (geopolitical tail risk repricing begins as market processes simultaneity of labor strength + military escalation)", "created_at": "2026-04-03 14:16:08", "direction": "up", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-04-05 14:44:12", "chain_hash": "4ad2ccad516422c9842ffc770e446b766f260d2ea43a13d4ffb584abe32b437b", "chain_tx": "4f2t8uvb6BRvAACNYLRbpyfmoabVCcMdKjCGHrZS8xXG3R2PsWKjRLmSbBWGfQXQDn6eFZWhZW8rNAHKDbQXkQs1", "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."}