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Blockchain technology was originally invented in 1991 by two mathematicians, Stuart Haber and W. Scot Stornetta. They first proposed the system to ensure that timestamps could not be tampered with.。关于这个话题，heLLoword翻译官方下载提供了深入分析
Овечкин продлил безголевую серию в составе Вашингтона09:40，推荐阅读同城约会获取更多信息
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