比特币结构
![](https://img.haomeiwen.com/i1001271/7016d422cda0a375.jpg)
区块结构
![](https://img.haomeiwen.com/i1001271/17fb267f707ee990.jpg)
==注意:比特币的区块大小目前被严格限制在1MB以内。4字节的区块大小字段不包含在此内。==
![](https://img.haomeiwen.com/i1001271/7e119d969d2f5c3a.jpg)
1. 区块头(Block Header)
![](https://img.haomeiwen.com/i1001271/db97d53c19f07be1.jpg)
真实截图
![](https://img.haomeiwen.com/i1001271/3c367b9bcce6665b.jpg)
==注意:区块不存储hash值,节点接收区块后独立计算并存储在本地==,之前介绍:
![](https://img.haomeiwen.com/i1001271/7957f52d8b1ebe23.jpg)
现在:
![](https://img.haomeiwen.com/i1001271/09fc5158fd248621.jpg)
2 区块体(Transactions)
Coinbase交易
第一条交易,挖矿奖励矿工。永远是第一条,没有输入(钱的来源),只有输出(钱的流向)
普通转账交易
input:输入,表明钱的来源
output:输出,表明钱的流向
每笔交易包括付款方、收款方、付款金额、手续费等等。
![](https://img.haomeiwen.com/i1001271/c96142fb519d41fa.jpg)
区块完整图示
梅克尔根
![](https://img.haomeiwen.com/i1001271/45c10bee43802df2.jpg)
创世块信息
![](https://img.haomeiwen.com/i1001271/cac8afb70fa8ee5f.jpg)
bitcoin-cli查看
![](https://img.haomeiwen.com/i1001271/d3eacae180ab8ab4.jpg)
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