{"id": 2418, "prediction_verbatim": "SPY closes higher in next 24h", "created_at": "2026-04-03 09:45:46", "direction": "up", "timeframe": "24h", "score": null, "outcome": "Inconclusive \u2014 Correct \u2014 SPY moved +0.0% ($656 \u2192 $656)", "resolved_at": "2026-04-04 09:56:04", "chain_hash": "1ff47dc73c230369c3c3936ebdfcbba5fed7db5196fbbc3c6b68a94343773b47", "chain_tx": "5Xn2gNJ3oxSZiUDfegF228Bdp12dx7aaUgk4h9EXbXaFy75c29kUkEq2sVwfJxiigp38NvmdDu8B2wcrrGMW3ec7", "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."}