# Technology Stack ### Robust Architecture 404 Lab boasts a robust and scalable technical infrastructure that ensures the seamless operation of the ERC-404 Factory. This includes secure smart contracts, reliable backend systems, and an intuitive front-end interface to enhance the user experience. ### Interoperability Across Chains 404 Lab is designed for interoperability, allowing users to create ERC-404 tokens on Ethereum Mainnet while extending support to additional chains such as Base and Arbitrum. This multi-chain approach enhances accessibility and expands the reach of the 404 Lab ecosystem. --- # 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://lab404.gitbook.io/404-labs-whitepaper/technology-stack.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.