Replay: Arc Enterprise & DeFi Hackathon Spotlight: Chariot - Crosschain Collateral Lending Protocol on Arc

Name: Replay:%20Arc%20Enterprise%20&%20DeFi%20Hackathon%20Spotlight:%20Chariot%20-%20Crosschain%20Collateral%20Lending%20Protocol%20on%20Arc
Uploaded: 2026-05-20T13:47:46.930Z

Posted May 20, 2026 | Views 17K

# Community Spotlights

# Enterprise

Sam Sealey

Director, Community @ Circle

Sam serves as Director of Community at Circle, where he focuses on nurturing and expanding the global developer community. A long-time advocate in the industry with over 8 years of experience building communities, Sam has established himself as a recognized voice in the space.

Before joining Circle, he participated in panel discussions at several Horasis events, including the Horasis USA Meeting, where he spoke on “Strategies in the Digital Pandemized Age,” and the Horasis Global Meeting, where he discussed “Cryptocurrencies and Their High Ecological Cost.”

Sam has also contributed to thought leadership in blockchain and climate innovation. He co-authored the paper “The Power of Many” with The Digital Economist and IBM, exploring how blockchain can support programmable energy systems and help mitigate global warming. In addition, he contributed to the paper “Meeting the Climate Challenge: Our Duty of Care,” reflecting his ongoing interest in applying emerging technologies to address climate change.

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SUMMARY

Join Sam Sealey and Sipho Yawe for an Arc Builder Spotlight demo of Chariot, a cross-chain collateral lending protocol on Arc Testnet. See ETH bridged from Sepolia via ETHEscrow, learn how the ERC-4626 ChariotVault provides dual yield (borrower interest + USYC T-bill returns), and watch a live liquidation & circuit-breaker scenario. Deep dive into the protocol contracts, risk model, and vault agent that manages USYC exposure.

Arc is offered by Circle Technology Services, LLC (“CTS”). CTS is a software provider and does not provide regulated financial or advisory services. You are solely responsible for services you provide to users, including obtaining any necessary licenses or approvals and otherwise complying with applicable laws. Arc has not been reviewed or approved by the New York State Department of Financial Services. The product features described in these materials are for informational purposes only and may be modified, delayed, or cancelled without notice at the sole discretion of Circle Technology Services, LLC. Nothing herein constitutes a commitment, warranty, guarantee, or investment advice. USDC is issued by regulated affiliates of Circle. A list of Circle’s regulatory authorizations can be found here.

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