Pai, SunilAbebe, NathnaelDubrovsky, MichaelHwang, Rebecca L.Karpov, MaximPenkovsky, BogdanMiller, David A. B.Solgaard, Olav2022-09-122022-09-122022-09-122021-01-0110.1364/CLEO_AT.2021.JTu3A.124https://infoscience.epfl.ch/handle/20.500.14299/190660WOS:000831479800115We propose an optical proof-of-work scheme that feeds data encoded into wavelength-division multiplexed modes through a programmable photonic network. We verify robustness by modeling network dispersion, allowing for energy-efficient optical alternatives to current cryptocurrency security schemes. (C) 2021 The Author(s)Engineering, Electrical & ElectronicOpticsPhysics, AppliedEngineeringPhysicstext::conference output::conference proceedings::conference paper