LightHash: Experimental Evaluation of a Photonic Cryptocurrency

Sunil Pai, Taewon Park, Bogdan Penkovsky, Maziyar Milanizadeh, Marshall Ball, Michael Dubrovsky, Nathnael Abebe, Francesco Morichetti, Andrea Melloni, Olav Solgaard, David A.B. Miller

Research output: Chapter in Book/Report/Conference proceedingConference contribution


We propose LightHash, the first feasible photonic cryptographic hash function for blockchain technology using programmable photonic networks. We experimentally evaluate LightHash and assess whether photonic circuits can outperform digital competitors in latency and energy efficiency.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationScience and Innovations, S and I 2022
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)9781557528209
StatePublished - 2022
EventCLEO: Science and Innovations, S and I 2022 - San Jose, United States
Duration: May 15 2022May 20 2022

Publication series

NameOptics InfoBase Conference Papers


ConferenceCLEO: Science and Innovations, S and I 2022
Country/TerritoryUnited States
CitySan Jose

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials


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