# Search: Pex Registry {% hint style="info" %} Before performing a search against the Pex Registry, make sure you have installed the Core Library (SDK) as well as necessary Language Bindings as described in the [Getting Started](/search/sdk-integration/getting-started.md) section {% endhint %} The **Search: Pex Registry** product allows you to perform an audio or melody search against the Pex Registry, which consists of commercially distributed assets from music labels, including the catalogs from both major and independent rightsholders. You can search this registry to: * Identify any copyrighted music that may be present in your content * Identify any commercial distributed music that contains your own copyrighted assets The following pages will walk you through the core functions of the SDK: * Core Functionality * Authenticate * Generate Fingerprint * Search Functionality * Initiate Search * Retrieve Search Results --- # 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.pex.com/search/sdk-integration/search-pex-registry.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.