# Layer-0 Rootchain ### Mainnet Rootchain Launched on 2023 June 10th 00:01:00 (UTC+9) As a backbone of THXNET. Mainnet, it supports DAO processes, and uphold federated consensus security among all the chains in THXNET. Mainnet, including Mainnet thx! and Mainnet LMT, and other upcoming official Layer-1 Organization's Mainnet Leafchains. ### Testnet Rootchain Launched on 2023 April 19th 21:32:48 (UTC+9) Supports THXNET. Testnet, including Testnet thx!, Testnet LMT, Testnet Sandbox, and other upcoming official Layer-1 Organization's Testnet Leafchains. --- # 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://thxnet.gitbook.io/thxnet-developers-doc/concept/blockchain-network/layer-0-rootchain.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.