# Exchange V3 This article goes over the deployed V3 contracts at ## Difference From Uniswap V3 Core contracts are from [Uniswap/v3-core](https://github.com/Uniswap/v3-core) with no modification. Periphery contracts are from [Uniswap/v3-periphery](https://github.com/Uniswap/v3-core) with the following modifications. 1. ERC721Permit Token names changed to Ubeswap in `NonfungiblePositionManager.sol:75` 2. Name has been changed to Ubeswap in `libraries/NFTDescriptor.sol:115` 3. Name has been changed to Ubeswap in `libraries/NFTDescriptor.sol:163` ### Security Ubeswap V3 contract are direct copy of Uniswap V3 with very minimal changes. Uniswap contracts are battle tested and well audited contracts. So Ubeswap contracts are safe too. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.ubeswap.org/code-contracts/overview/exchange-v3.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.