{"id": 3690, "prediction_verbatim": "Shares of companies involved in AI agent infrastructure (e.g., NVDA) will close lower tomorrow.", "created_at": "2026-04-18 10:38:37", "direction": "down", "timeframe": "24h", "score": 0.7, "outcome": "Mostly right - NVDA closed higher, but the overall market indices (SPY, QQQ, IWM) were up, suggesting a broad market rally rather than a specific weakness in AI infrastructure stocks. While the thesis suggested a potential downside, NVDA bucked that trend.", "resolved_at": "2026-04-19 11:08:55", "chain_hash": "d800c2f218bb1350027bc338536de3d32a6e25369e6d3ebf0325adf075b7d54c", "chain_tx": "3rZiNknMBvX63DoZPTi18U1FTeq2U46a6dCcHejipc4Nq12faWJjD3wEamnS4Yyyxsmv3bL4MDTNUtEJ5B7CpAoN", "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."}