block hash 区块散列值
block header hash 区块头散列值
Hash of previous block 前一个区块的哈希值
block-cipher based hash function Whirlpool 基于分组密码的Hash函数
In this way, a node computes a hash of a block; transfers the much smaller signature to the peer node, which also calculates the hash; and then compares them.
这样一来，一个节点可以计算一个块的散列值；将较小的签名转移到对等节点，该节点也可以计算散列值，然后对两者进行比较。
ZFS solves this issue by generating a 32-bit checksum (or 256-bit hash) for metadata for each block written.
ZFS通过为写入的每个块的元数据生成32位校验和(或256位散列)解决了此问题。
The second block of code creates a hash map and populates it with name-value pairs that provide the information required to make a blog post.
第二段代码创建一个hash映射并使用名称-值对填充它，这些名称-值对提供了创作博客文章所需的信息。
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