{"ok":true,"proof":{"id":"TASK-1","braket_task":"8347f72a","circuit":"Bell Φ⁺","qubits":[6,7],"shots":100,"hardware":"Rigetti Cepheus-1-108Q","region":"us-west-1","results":{"10":3,"11":41,"00":50,"01":6},"fidelity":0.91,"created":"2026-07-18T06:01:48Z","completed":"2026-07-18T06:01:50Z","duration_sec":2,"significance":"First Bell pair on real Cepheus hardware. 91% fidelity proves entanglement on qubits 6,7. Different physical qubits from Task 2 — not a simulator artifact."}}