{"id": 3337, "prediction_verbatim": "BTC higher in 24h", "created_at": "2026-04-13 21:54:31", "direction": "up", "timeframe": "24h", "score": 0.78, "outcome": "Correct \u2014 bitcoin moved +1.5% ($73,256 \u2192 $74,366)", "resolved_at": "2026-04-14 22:14:43", "chain_hash": "9a23d0194b6b078c956fdb86bd673e84de7179ff0fbe56c69efabace44067253", "chain_tx": "63edZ8o2jzgXinR7h2SMunTvmL3J7LzSHXLKMtyxG32K3SDe4kdKq13eFhPt95uQkhzW1kQ89EoL89E9pUY7iV8R", "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."}