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Decentralized Machine Autonomy for Manufacturing Servitization.

Matevž Pustišek1, Min Chen2, Andrej Kos1

  • 1Faculty of Electrical Engineering, University of Ljubljana, 1000 Ljubljana, Slovenia.

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|January 11, 2022
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Summary

This research introduces a hybrid decentralized application (DApp) for machine servitization, enhancing trust and scalability in manufacturing through secure, upgradeable smart contracts and efficient data management.

Keywords:
decentralized applicationmachine autonomyservitizationsmart contractuse case

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Area of Science:

  • Computer Science
  • Industrial Engineering
  • Distributed Ledger Technology

Background:

  • Blockchain technology is maturing, enabling decentralized approaches in industries like manufacturing.
  • Machine autonomy and the servitization of manufacturing present new business opportunities and challenges.
  • Integrating distributed ledger technology (DLT) into machine sharing and servitization requires addressing data and smart contract complexities.

Purpose of the Study:

  • To develop secure, upgradeable smart contract platforms for machine servitization.
  • To design efficient data and event models for hybrid decentralized applications (DApps).
  • To enable common identification and authorization for all participants, including machines, in a servitized environment.

Main Methods:

  • Proposed a hybrid DApp architecture for 3D printing servitization, adaptable to other manufacturing domains.
  • Implemented a modular, upgradeable smart contract platform using proxy contracts and role-based access control.
  • Focused on data and event models for hybrid data storage and responsive off-chain interfaces.
  • Deployed and evaluated the DApp on a consortium blockchain network for performance and privacy.

Main Results:

  • Achieved efficient separation of on-chain and off-chain data, ensuring DApp scalability without compromising trust.
  • Demonstrated a secure, upgradeable smart contract platform supporting business workflows and participant identification/authorization.
  • Validated the hybrid DApp's ability to integrate with traditional information-communication systems.

Conclusions:

  • The proposed hybrid DApp architecture and smart contract platform effectively support machine servitization in manufacturing.
  • The solution enhances trust, scalability, and interoperability by treating all actors, including machines, as blockchain-identified peers.
  • This research provides a foundation for secure and efficient DLT integration in industrial and manufacturing settings.