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Verifiable blind quantum computing: Comparative analysis and design considerations for client architectures

Janice van Dam, Jeroen Grimbergen, Stephanie D. C. Wehner
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⚡ Quantum Brief
A team led by Janice van Dam, Jeroen Grimbergen, and Stephanie D.C. Wehner has published a comparative analysis of client architectures for verifiable blind quantum computing with matter-qubit servers. The study focuses on single-server, single-client protocols using measurement-based quantum computation and information-theoretic security. It categorizes client designs into emission-based, measurement-based, and rotation-based variants, evaluating them on security proofs, protocol execution rates, error behavior, and hardware costs. Measurement-based remote state preparation and reflection-based teleportation architectures emerged as leading candidates, though the optimal choice depends on context-specific requirements. The work provides a framework to guide architecture selection for practical implementations.
Why it matters

This analysis clarifies trade-offs between security, performance, and hardware feasibility in VBQC, enabling more informed design choices for scalable, trustworthy quantum delegation.

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Quantum Physics arXiv:2607.05650 (quant-ph) [Submitted on 6 Jul 2026] Title:Verifiable blind quantum computing: Comparative analysis and design considerations for client architectures Authors:Janice van Dam, Jeroen Grimbergen, Stephanie D.C. Wehner View a PDF of the paper titled Verifiable blind quantum computing: Comparative analysis and design considerations for client architectures, by Janice van Dam and 2 other authors View PDF HTML (experimental) Abstract:Blind quantum computing (BQC) allows a client to delegate quantum computations to a remote server without revealing the input, computation, or output. In addition to being blind, the client can sometimes also verify that the server has performed their instructions correctly, a property known as verifiability. A key part of realizing such verifiable BQC (VBQC) is choosing the design of the client device: many architectures have been proposed, each with different hardware requirements, security properties, and performance characteristics, making it difficult to identify which is most suitable for a given implementation. In this work, we present a comparative analysis of client architectures for VBQC with a matter-qubit server. We restrict our analysis to single-server, single-client protocols with information-theoretic security based on measurement-based quantum computation. We identify three main categories of client: emission-based, measurement-based, and rotation-based, each with multiple variants depending on how the client interacts with the server. We evaluate each across different dimensions: we compare guarantees of existing corresponding security proofs, we derive equations for the rate at which each client can execute a protocol, we provide an overview of each architecture's error behaviour, and discuss hardware cost and design considerations. Client architectures implementing measurement-based remote state preparation and reflection-based teleportation emerge as strong default candidates, but as the right choice remains context-dependent, we provide a framework for navigating considerations to guide the selection of the most suitable architecture for a given setting. Subjects: Quantum Physics (quant-ph) Cite as: arXiv:2607.05650 [quant-ph] (or arXiv:2607.05650v1 [quant-ph] for this version) https://doi.org/10.48550/arXiv.2607.05650 Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Janice Van Dam [view email] [v1] Mon, 6 Jul 2026 21:30:37 UTC (979 KB) Full-text links: Access Paper: View a PDF of the paper titled Verifiable blind quantum computing: Comparative analysis and design considerations for client architectures, by Janice van Dam and 2 other authorsView PDFHTML (experimental)TeX Source view license Current browse context: quant-ph new | recent | 2026-07 References & Citations INSPIRE HEP NASA ADSGoogle Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer (What is the Explorer?) Connected Papers Toggle Connected Papers (What is Connected Papers?) Litmaps Toggle Litmaps (What is Litmaps?) scite.ai Toggle scite Smart Citations (What are Smart Citations?) Code, Data, Media Code, Data and Media Associated with this Article alphaXiv Toggle alphaXiv (What is alphaXiv?) Links to Code Toggle CatalyzeX Code Finder for Papers (What is CatalyzeX?) DagsHub Toggle DagsHub (What is DagsHub?) GotitPub Toggle Gotit.pub (What is GotitPub?) Huggingface Toggle Hugging Face (What is Huggingface?) ScienceCast Toggle ScienceCast (What is ScienceCast?) Demos Demos Replicate Toggle Replicate (What is Replicate?) Spaces Toggle Hugging Face Spaces (What is Spaces?) Spaces Toggle TXYZ.AI (What is TXYZ.AI?) Related Papers Recommenders and Search Tools Link to Influence Flower Influence Flower (What are Influence Flowers?) Core recommender toggle CORE Recommender (What is CORE?) Author Venue Institution Topic About arXivLabs arXivLabs: experimental projects with community collaborators arXivLabs is a framework that allows collaborators to develop and share new arXiv features directly on our website. Both individuals and organizations that work with arXivLabs have embraced and accepted our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners that adhere to them. Have an idea for a project that will add value for arXiv's community? Learn more about arXivLabs. Which authors of this paper are endorsers? | Disable MathJax (What is MathJax?)

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