Hongyin Chen

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Hi, I am Hongyin Chen. I am currently a postdoctoral researcher in Prof. Ittay Eyal’s group at the Technion. I received my Ph.D. from Peking University, where I was advised by Prof. Xiaotie Deng, and my B.S. in Computer Science from Peking University.

My research focuses on mechanism design and game theory for blockchain and distributed systems.

Feel free to reach out at hongyin.chen.contact [at] gmail.com.

News

Sep 2026 Our paper Time Is Money: Incentivized Causal Transaction Ordering was accepted to S&P 2027.
Jul 2026 Our paper SAMM: Sharded Automated Market Maker was accepted to AFT 2026.
Mar 2026 Our paper Prrr: Personal Random Rewards for Blockchain Reporting was accepted to S&P 2026.
Aug 2025 Started as a Postdoctoral Researcher at the Technion, in Prof. Ittay Eyal’s group.
Jun 2025 Defended my Ph.D. at Peking University, advised by Prof. Xiaotie Deng.
Jun 2025 Won 1st place at the IC3 Blockchain Camp Hackathon.

Working Papers

  1. Preprint
    Arbigraph: Verifiable Turing-Complete Execution Delegation
    Michael Mirkin, Hongyin Chen, Ohad Eitan, Gal Granot, and Ittay Eyal
    Cryptology ePrint Archive 2025
    ePrint

Selected Publications

* denotes equal contribution.

  1. S&P
    Time Is Money: Incentivized Causal Transaction Ordering
    Hongyin Chen, Xu Zheng, Jichen Li, and Ittay Eyal
    S&P 2027 (to appear)
    arXiv
  2. S&P
    Prrr: Personal Random Rewards for Blockchain Reporting
    Hongyin Chen, Yubin Ke, Xiaotie Deng, and Ittay Eyal
    S&P 2026
    arXiv
  3. AFT
    SAMM: Sharded Automated Market Maker
    Hongyin Chen, Amit Vaisman, and Ittay Eyal
    AFT 2026 (to appear)
    Invited talks at Avalanche (2024), Sui (2024), and Solana (2025).
    arXiv
  4. AAMAS
    Sybil-Proof Diffusion Auction in Social Networks
    Hongyin Chen, Xiaotie Deng, Ying Wang, Yue Wu, and Dengji Zhao (alphabetical)
    AAMAS 2023
    arXiv
  5. FC
    ABSNFT: Securitization and Repurchase Scheme for Non-Fungible Tokens Based on Game Theoretical Analysis
    Hongyin Chen, Yukun Cheng, Xiaotie Deng, Wenhan Huang, and Linxuan Rong (alphabetical)
    FC 2022
    arXiv
  6. ICDCS
    FileInsurer: A Scalable and Reliable Protocol for Decentralized File Storage in Blockchain
    Hongyin Chen*, Yuxuan Lu*, and Yukun Cheng
    ICDCS 2022
    arXiv
  7. IPDPS
    CycLedger: A Scalable and Secure Parallel Protocol for Distributed Ledger via Sharding
    Mengqian Zhang*, Jichen Li*, Zhaohua Chen*, Hongyin Chen*, and Xiaotie Deng
    IPDPS 2020
    Best Paper Candidate.
    arXiv