：作为比特币底层技术的区块链与人工智能、大数据一起被认为是未来颠覆性核心技术。文章介绍了区块链技术的概念及特征，探究了其在图书馆的未来应用前景，主要从图书馆建设业务需求和区块链技术特征两个方面，分析了区块链技术在图书馆应用的信息共享、版权保护、身份认证、资源存储、网络众筹五大应用场景。

Blockchain, as the underlying technology of Bitcoin, is considered to be the core technology of the next generation, along with artificial intelligence and big data. This paper introduces the concept and characteristics of blockchain technology, analyzes its five application scenarios of information sharing, copyright protection, identity authentication and network crowdfunding in library, and probes into its future application prospect in library.