Ray Neiheiser

Ray Neiheiser

he/him

Distributed Systems & Blockchain Researcher

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    • Posts

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    • portfolio

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    • publications

  • Replicaccao Tolerante a Faltas Eficiente em Bancos de Dados Orientados a Grafos

    Published in Anais do XXXVI Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribuidos, 2016

    Recommended citation: Ray Neiheiser, Lau Lung, Aldelir Luiz, Hylson Netto, "Replicaccao Tolerante a Faltas Eficiente em Bancos de Dados Orientados a Grafos." Anais do XXXVI Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribuidos, 2016.

  • Fireplug: Flexible and robust n-version geo-replication of graph databases

    Published in In the proceedings of 2018 International Conference on Information Networking (ICOIN), 2018

    Recommended citation: Ray Neiheiser, Daniel Presser, Luciana Rech, Manuel Bravo, Luis Rodrigues, Miguel Correia, "Fireplug: Flexible and robust n-version geo-replication of graph databases." In the proceedings of 2018 International Conference on Information Networking (ICOIN), 2018.

  • Policy-based adaptation of a byzantine fault tolerant distributed graph database

    Published in In the proceedings of 2018 IEEE 37th Symposium on Reliable Distributed Systems (SRDS), 2018

    Recommended citation: Manuel Bravo, Luis Rodrigues, Ray Neiheiser, Luciana Rech, "Policy-based adaptation of a byzantine fault tolerant distributed graph database." In the proceedings of 2018 IEEE 37th Symposium on Reliable Distributed Systems (SRDS), 2018.

  • Constantino: Uma Arquitetura BFT Escal'avel e Eficiente para Blockchains

    Published in In the proceedings of Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribu'idos (SBRC), 2019

    Recommended citation: Ray Neiheiser, Joni Fraga, Luciana Rech, "Constantino: Uma Arquitetura BFT Escal'avel e Eficiente para Blockchains." In the proceedings of Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribu'idos (SBRC), 2019.

  • Efficient Fault-Tolerant Transactions for Distributed Graph Database

    Published in Singular. Engenharia, Tecnologia e Gest~ao, 2019

    Recommended citation: Ray Neiheiser, Roland Schmitz, Luciana Rech, Manfredo Manfredini, "Efficient Fault-Tolerant Transactions for Distributed Graph Database." Singular. Engenharia, Tecnologia e Gest~ao, 2019.

  • HRM smart contracts on the blockchain

    Published in In the proceedings of 2019 IEEE Symposium on Computers and Communications (ISCC), 2019

    Recommended citation: Ray Neiheiser, Gustavo Inacia, Luciana Rech, Joni Fraga, "HRM smart contracts on the blockchain." In the proceedings of 2019 IEEE Symposium on Computers and Communications (ISCC), 2019.

  • Fireplug: Efficient and robust geo-replication of graph databases

    Published in IEEE Transactions on Parallel and Distributed Systems, 2020

    Recommended citation: Ray Neiheiser, Luciana Rech, Manuel Bravo, Luis Rodrigues, Miguel Correia, "Fireplug: Efficient and robust geo-replication of graph databases." IEEE Transactions on Parallel and Distributed Systems, 2020.

  • HRM smart contracts on the blockchain: emulated vs native

    Published in Cluster Computing, 2020

    Recommended citation: Ray Neiheiser, Gustavo Inacia, Luciana Rech, Joni Fraga, "HRM smart contracts on the blockchain: emulated vs native." Cluster Computing, 2020.

  • Dagora: Um Mercado Virtual Baseado em Side-Chains

    Published in In the proceedings of Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribu'idos (SBRC), 2021

    Recommended citation: Gustavo Inacia, Luciana Rech, Ray Neiheiser, Joni Fraga, "Dagora: Um Mercado Virtual Baseado em Side-Chains." In the proceedings of Simp'osio Brasileiro de Redes de Computadores e Sistemas Distribu'idos (SBRC), 2021.

  • Kauri: Scalable bft consensus with pipelined tree-based dissemination and aggregation

    Published in In the proceedings of Proceedings of the ACM SIGOPS 28th Symposium on Operating Systems Principles, 2021

    Recommended citation: Ray Neiheiser, Miguel Matos, Luis Rodrigues, "Kauri: Scalable bft consensus with pipelined tree-based dissemination and aggregation." In the proceedings of Proceedings of the ACM SIGOPS 28th Symposium on Operating Systems Principles, 2021.

  • The quest for scaling BFT Consensus through Tree-Based Vote Aggregation

    Published in arXiv preprint arXiv:2103.12112, 2021

    Recommended citation: Ray Neiheiser, Miguel Matos, Luis Rodrigues, "The quest for scaling BFT Consensus through Tree-Based Vote Aggregation." arXiv preprint arXiv:2103.12112, 2021.

  • Practical limitations of ethereum’s layer-2

    Published in IEEE Access, 2023

    Recommended citation: Ray Neiheiser, Gustavo Inacia, Luciana Rech, Carlos Montez, Miguel Matos, Luis Rodrigues, "Practical limitations of ethereum’s layer-2." IEEE Access, 2023.

  • Chiron: Accelerating node synchronization without security trade-offs in distributed ledgers

    Published in arXiv preprint arXiv:2401.14278, 2024

    Recommended citation: Ray Neiheiser, Arman Babaei, Giannis Alexopoulos, Marios Kogias, Eleftherios Kogias, "Chiron: Accelerating node synchronization without security trade-offs in distributed ledgers." arXiv preprint arXiv:2401.14278, 2024.

  • Anthemius: Efficient & Modular Block Assembly for Concurrent Execution

    Published in arXiv preprint arXiv:2502.10074, 2025

    Recommended citation: Ray Neiheiser, Eleftherios Kokoris-Kogias, "Anthemius: Efficient & Modular Block Assembly for Concurrent Execution." arXiv preprint arXiv:2502.10074, 2025.

    • talks

  • Replicação Tolerante a Faltas Eficiente em Bancos de Dados Orientados a Grafos

    Published:

  • Policy-Based Adaptation of a Byzantine Fault Tolerant Distributed Graph Database

    Published:

  • Constantino: Uma Arquitetura BFT Escalável e Eficiente para Blockchains

    Published:

  • HRM Smart Contracts on the Blockchain

    Published:

  • Dagora: Um Mercado Virtual Baseado em Side-Chains

    Published:

  • Kauri: Scalable BFT Consensus with Pipelined Tree-Based Dissemination and Aggregation

    Published:

  • Pythia: Supercharging Parallel Smart Contract Execution

    Published:

  • Anthemius: Efficient & Modular Block Assembly for Concurrent Execution

    Published:

  • Rump Session: Penetration Testing Byzantine Fault Tolerant Consensus

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  • Pythia: Supercharging Parallel Smart Contract Execution to Guide Stragglers and Full Nodes to Safety

    Published:

    • teaching

  • 2017 Teaching Internship - Programming I
    Bachelor course, UFSC, 2017
    Preparation of Material, Teaching, Supervision, Laboratory, Mentoring
  • 2018 Teaching Internship - Programming I
    Bachelor course, UFSC, 2018
    Preparation of Material, Teaching, Supervision, Laboratory, Mentoring
  • 2019 Teaching Internship - Programming I
    Bachelor course, UFSC, 2019
    Preparation of Material, Teaching, Supervision, Laboratory, Mentoring
  • 2024 Teaching Assistant - Cryptocurrencies
    Masters course, TU Wien, 2024
    Preparation of Material/Exams, Project Supervision, Grading, Student Support