{"id": 2090, "prediction_verbatim": "NVDA remains below $174 (today's high) 24h from now.", "created_at": "2026-04-02 13:36:15", "direction": "down", "timeframe": "24h", "score": 0.23, "outcome": "Wrong \u2014 NVDA moved +2.3% ($173 \u2192 $177)", "resolved_at": "2026-04-03 13:37:50", "chain_hash": "e75a18c92f2741a2883a91da13b80f37811c746489a84287ffec97ed06915aa8", "chain_tx": "2p2eXmertPyMTHUnXKQr7VzSCdQKdHzSjwPe1JdaTpUopKTwu6bN1SocaTdGaB4wcwC9qabQqfHeP3YMDjo2nP3j", "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."}