{"id": 2895, "prediction_verbatim": "BTC higher in 24h", "created_at": "2026-04-07 20:44:39", "direction": "up", "timeframe": "24h", "score": 0.85, "outcome": "Correct \u2014 bitcoin moved +2.9% ($69,312 \u2192 $71,344)", "resolved_at": "2026-04-08 20:53:19", "chain_hash": "9f42f54aa62032244a3102d2d9829410ef0c77c50607e3dd80578885cd3a37ec", "chain_tx": "4HjyjET2vnW3s8q1j7wKaQABQWytGDHde2Vnp4nTB4zVAnh9kZR77kYpepqxQ1iGougxFD97Dcn757uHBtD6zJhT", "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."}