Unverified50% confidenceFactExact time
Git 的提交历史在数据结构层面是一个 Merkle DAG（有向无环图），每个 commit 对象包含 tree 哈希和零个或多个 parent commit 的哈希
1
Sources
50%
Confidence
Long-term
Relevance
7/9/2026
First Seen
Sources
Git哈希链可延展性：你信任的不可篡改性有多脆弱
hackernewshackernews7/7/2026
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