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From the 1 of 6 linked papers with an AI index.

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20242026
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6 papers

cs.AI2026

CAVA: Canonical Action Verification and Attestation for Runtime Governance of Agentic AI Systems

Zexun Wang

The paper introduces CAVA, a runtime layer that converts diverse agent actions into a unified, verifiable canonical form, enabling clear approval evidence and reproducible verifica…

cs.SE2026

Proof-Carrying Agent Actions: Model-Agnostic Runtime Governance for Heterogeneous Agent Systems

Zexun Wang

Agent systems execute through runtimes with very different control points: local coding tools, framework SDKs, managed agent platforms, API gateways, and observer-only integrations…

cs.SE2026

SSR: Safeguarding Staking Rewards by Defining and Detecting Logical Defects in DeFi Staking

Zewei Lin, Jiachi Chen, Jingwen Zhang +4

Decentralized Finance (DeFi) staking is one of the most prominent applications within the DeFi ecosystem, where DeFi projects enable users to stake tokens on the platform and rewar…

cs.CR2025

One Signature, Multiple Payments: Demystifying and Detecting Signature Replay Vulnerabilities in Smart Contracts

Zexu Wang, Jiachi Chen, Zewei Lin +7

Smart contracts have significantly advanced blockchain technology, and digital signatures are crucial for reliable verification of contract authority. Through signature verificatio…

cs.SE2025

Copy-and-Paste? Identifying EVM-Inequivalent Code Smells in Multi-chain Reuse Contracts

Zexu Wang, Jiachi Chen, Tao Zhang +4

As the development of Solidity contracts on Ethereum, more developers are reusing them on other compatible blockchains. However, developers may overlook the differences between the…

cs.SE2024

Defining and Detecting the Defects of the Large Language Model-based Autonomous Agents

Kaiwen Ning, Jiachi Chen, Jingwen Zhang +5

AI agents are systems capable of perceiving their environment, autonomously planning and executing tasks. Recent advancements in LLM have introduced a transformative paradigm for A…