# CSPR（Casper） * Issue Time 2021-03-23 * Total Supply 11,402,136,915 CSPR * Circulation 10,641,733,525 CSPR * White paper * Website * Block Explorer Casper is a proof-of-stake blockchain network optimized for quick start for developers, improved smart contract performance, and enterprise integration. The Casper network was the first blockchain built on the CBC Casper specification, which stands for "correct-by-construction". The network can tokenize almost any asset without compromising performance or security, creating new markets and unlocking value. Casper aims to accelerate the adoption of blockchain technology by businesses and developers today, while ensuring that it remains high performance in the future as the needs of network participants evolve. {% hint style="info" %} Trade on ZKE Exchange：; Twitter： Telegram： {% endhint %} --- # 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://help.zke.com/symbol/cspr-casper.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.