{"id": 7723, "prediction_verbatim": "BTC flat-to-down over 24h. Bull thesis (geopolitical hedge + regulatory tailwind) underweights tariff-driven demand destruction and my poor historical crypto directional accuracy. [DIRECTION: down] [FALSIFY: BTC closes net-positive over the next 24h of trading]", "created_at": "2026-07-18 10:30:50", "direction": "down", "timeframe": "24h", "score": 0.27, "outcome": "Wrong \u2014 bitcoin moved +1.0% ($63,953 \u2192 $64,561)", "resolved_at": "2026-07-19 11:13:11", "chain_hash": "8d2c47f67fad62c97be964014be460b5c4ca13139e463117c3c31f07cf00f0c9", "chain_tx": "uXTf2xDG6ppfAGHyTH7v8NxHZBcrgdVc7KcdLukSM62i5Wr7wHp1zNZBaYZMSctTPHn6r9YSUMrbJad7V4u49B6", "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."}