21Shares US LLC, a subsidiary of 21Shares AG, has implemented Chainlink's Proof of Reserve on Ethereum mainnet to increase transparency in its Core Ethereum ETF (CETH). This initiative aims to offer a clear view of the Ethereum reserves supporting the ETF and boost investor confidence. Chainlink's Proof of Reserve provides both real-time and historical data on reserves, enabling independent verification of CETH's collateralization. By integrating this system, the ETF ensures transparent backing by Ether (ETH), the second-largest cryptocurrency by market capitalization.
21Shares' partnership with Chainlink signifies a commitment to advancing digital asset adoption. Johann Eid, Chainlink Labs' Chief Business Officer, emphasized the role of Chainlink in facilitating seamless tokenization on a global scale for financial institutions. In a notable move in February 2024, 21Shares announced the integration of Chainlink Proof of Reserve for Bitcoin reserves supporting the ARK 21Shares Bitcoin ETF, which currently manages $3.2 billion in assets.
Key Features of Chainlink PoR
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Automated Onchain Verification: Chainlink Proof of Reserve offers automated onchain verification, maintaining up-to-date data in a reference contract. This feature allows stakeholders to develop automated logic based on CETH's collateralization updates, enhancing asset integrity and investor trust.
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Decentralized Data Feeds: By eliminating central points of failure in data delivery to blockchains, Chainlink Proof of Reserve ensures reliable onchain updates on CETH's collateralization. This decentralized approach enhances data security and reliability.
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Transparency and Security: The Proof of Reserve feeds are accessible for near real-time monitoring by any interested party, enabling independent verification of asset collateralization. This transparency plays a crucial role in upholding investor confidence and trust.
Global Adoption of Chainlink's Technology
Chainlink's Proof of Reserve technology has gained traction among financial institutions worldwide. For instance, Bancolombia Group-backed Wenia integrated Chainlink's Proof of Reserve to enhance transparency and security for its stablecoin, COPW. Furthermore, Chainlink has partnered with prominent entities like BNY Mellon, Citi, BNP Paribas, ANZ Bank, Lloyds Banking Group, and SIX Digital Exchange to bring its innovative technology to the forefront of the financial sector.







