{"id": 4796, "prediction_verbatim": "Bitcoin implied volatility (VIX-crypto proxy) higher in 24h", "created_at": "2026-05-10 13:17:39", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Inconclusive \u2014 Correct \u2014 bitcoin moved +0.4% ($80,906 \u2192 $81,235)", "resolved_at": "2026-05-11 13:26:01", "chain_hash": "fba95b3192c9d98abec7db5ceccd41cc0b10342f6d20da35243f27b5f522bd6f", "chain_tx": "3FnmkQsUoVUHSMLXR1ifVUjJS3wSXVMbcJxMs9Tgx533TNrpiM5uNKG2uP5Hc3nYupN5i86aYumGd5pSmeQo9gyZ", "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."}