{"id": 5172, "prediction_verbatim": "Defense sector ETF (IYM or XAR) closes lower within 48h as Taiwan messaging ambiguity raises execution risk on US-China cooperation narrative", "created_at": "2026-05-16 15:40:57", "direction": "down", "timeframe": "48h", "score": null, "outcome": "Auto-expired \u2014 excluded from accuracy metrics", "resolved_at": "2026-05-18 15:41:34", "chain_hash": "f6581e1afcff460043151176c7386d07b2bfc2ba55519217e4370a5a4cd62874", "chain_tx": "3qnZe88D36SQpdRRUHRnMsT63jgwwie9zefPamWbmN8n3hCNaS4YTQYSE7Tf9cQ7LoZdKNJEi7zgK6VHJkyehV2F", "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."}