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【第388期】(Ledger)硬刚ASIC:深度解析Equihash如何用“内存困难”和“非对称性”对抗比特币挖矿中心化 episode artwork

EPISODE · Oct 22, 2025 · 24 MIN

【第388期】(Ledger)硬刚ASIC:深度解析Equihash如何用“内存困难”和“非对称性”对抗比特币挖矿中心化

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Seventy3:借助NotebookLM的能力进行论文解读,专注人工智能、大模型、机器人算法、crypto方向,让大家跟着AI一起进步。 今天的主题是: Equihash: Asymmetric Proof-of-Work Based on the Generalized Birthday Problem Summary 该研究论文提出了一种名为 Equihash 的新型非对称工作量证明(PoW)机制,旨在解决现代加密货币中GPU、ASIC和僵尸网络对PoW方案造成的硬件不平等问题。Equihash基于 广义生日问题,其核心创新在于要求生成证明需要大量的 内存(即“内存困难”特性),但验证过程却是 即时 的,从而实现了内存不对称性。作者通过引入 算法绑定 技术来防止成本摊销,并展示了该方案具有可调节的 时间-空间权衡 特性,对尝试减少内存的使用者施加了巨大的计算惩罚。文章还回顾了现有的内存困难PoW方案(如Hashcash、scrypt和Cuckoo Cycle)的不足,并提出了一种从 计算难题 构建 ASIC-和僵尸网络抵抗型PoW的通用方法,指出Equihash在性能和安全性方面超越了现有方案。 原文链接:https://ledgerjournal.org/ojs/ledger/article/view/48 前往小宇宙评论区与主播互动

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【第388期】(Ledger)硬刚ASIC:深度解析Equihash如何用“内存困难”和“非对称性”对抗比特币挖矿中心化

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