March 2022
Intermediate to advanced
293 pages
5h 31m
Chinese
Content preview from 精通区块链
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区块链技术的起源 ｜ 15
B-Money
的概念汇集了数字现金的若干组成部分。它应用了合同的理念，为
一个匿名的分布式系统提供秩序。并且它还引入了工作量证明的概念用于造
币。不管怎么说，
B -Money
主要是戴维的一次理论练习。目的是探索非政府
货币的概念，这种货币不能通过控制货币供应量而受到通货膨胀的影响。
1.3.5
比特黄金
比特黄金（
Bit Gold
）由计算机科学家尼克
·
萨 博（
Nick Szabo
）于
2005
年提出，
其背后的理念是将贵金属的稀缺性带入数字领域。萨博指出，黄金等材料虽
然有价值，但由于其稀有性和开采、运输等固定成本，“不可伪造”或者说
非常难以伪造。他想把黄金的价值数字化。他想把黄金的价值数字化。
萨博的想法是在电子黄金出现后提出的，用黄金来支持数字价值。然而，他
的设计利用了一种“客户端谜题功能”（
client puzzle function
）类型的工作
量证明。该系统建议在用户的计算机上生成“挑战字符串”，然后以“分布
式的方式”安全地打上时间戳。随后将其提交给“分布式财产所有权登记处”，
以数字方式提供所有权证明。
与萨博的大多数想法一样，比特黄金很大程度上是一种智力活动。萨博显然
将比特黄金构思为一个无信任版的电子黄金。
1.4
比特币实验
到
2008
年，世界已经开始依赖于互联网这个分布式实体所提供大量的服务。
借助电子地图和
GPS
应用，人们在互联网上查询从
A
点到达
B
点的路线。电
子邮件、短信、
Skype
、
WhatsApp
和其他通信应用使得人们可与远方的朋友
和家人进行即时连接。
此外， ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.