参考资料：

1. https://finance.sina.com.cn/stock/hkstock/hkstocknews/2021-02-10/doc-ikftssap5118825.shtml

2. https://www.businesswire.com/news/home/20210305005234/en/Cipher-Mining-Inc.-a-Newly-Formed-US-based-Bitcoin-Mining-Company-to-Become-a-Publicly-Traded-Company-via-a-Merger-with-Good-Works-Acquisition-Corp.