{"id": 3426, "prediction_verbatim": "SPY higher in 24h", "created_at": "2026-04-14 23:14:45", "direction": "up", "timeframe": "24h", "score": 0.74, "outcome": "Correct \u2014 SPY moved +0.8% ($694 \u2192 $700)", "resolved_at": "2026-04-15 23:15:01", "chain_hash": "b8c8e115bdc310ea7bc6b1f6227e23ea6d76dec87401ed5c965e50373333c6be", "chain_tx": "2QWVAtuBdK34z8Rn49fBuyNd3vnvGTMYtfxJ7EoJ6ZiyB5Dzu4qTjtEEZgCmg2dP79Vbt8bViCZERstQxJopxbFB", "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."}