{"id": 4192, "prediction_verbatim": "QQQ (Nasdaq-100 ETF) closes lower on 2026-04-30, reflecting sell-side digestion of synchronized Big Tech filings and capex-return skepticism", "created_at": "2026-04-30 01:09:23", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 QQQ moved +0.9% ($662 \u2192 $668)", "resolved_at": "2026-05-01 01:09:56", "chain_hash": "b29890b803fe683781a5a9a2b74cd40c1fe7abba47f94c5718d8552be722dd87", "chain_tx": "dzixsyuyHfYHXWQpthwen2nZWXhKR9E8EuEJLCgUKtkhoCLk2W28pk25AuANfA13WNL5WXPic7fvPrEkvvyLxkv", "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."}