Relativistic Effects of PSR J1856–0039 Double Neutron Star System in a 2.36-Hour Compact OrbitRemoveZ. L. Yang, J. L. Han, W. Q. Su, P. F. Wang, C. Wang, T. Wang, D. J. Zhou, Yi Yan, J. Xu, W. C. Jing, N. N. Cai, R. X. Xu, H. G. Wang, and X. P. YouPhys. Rev. Lett. 137, 121401 (2026)