Don't worry. We de-duplicate non-anonymous signatures automatically, and anonymous signatures within 24 hours (before personal data is deleted). For anonymous signatories beyond 24 hours, we cannot verify there are no duplicates, though there is one human who manually reads all signatures and will try hard to notice and correct any abuse of the system.
You can visit this page to learn more about ssh and its history. Read on to learn about how the game works!
。关于这个话题，heLLoword翻译官方下载提供了深入分析
N-Convex Algorithm
也有觀點認為，張又俠落馬的核心原因是權力博弈，而非單純腐敗。