Фото: Владимир Астапкович / РИА Новости
输出 Schema 固定（禁止自由文本漂移）
，详情可参考heLLoword翻译官方下载
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.
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