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Vitalik 提出“極致精簡鏈”方案,驗證者每日提交 STARK 證明,狀態存儲壓縮至 6 字節

2026-07-06 15:47:58

ChainCatcher 消息,以太坊聯合創始人 Vitalik Buterin 發表《The Extremely Lean Chain》提案,展示如何在"精簡(Lean)"升級背景下激進壓縮以太坊共識鏈的狀態要求。該方案將責任轉移給驗證者,由其管理並定期通過 ZK 證明其狀態,從而消除每 epoch 處理負擔,並可能支持數百萬驗證者規模。

核心機制包括:將驗證者公鑰從鏈上狀態移除,僅存儲存款樹索引;取消即時獎勵和懲罰處理,驗證者每日生成 STARK 證明其參與情況並更新餘額;驗證者身份每日完全重新隨機化,通過 ZK-STARK 實現強匿名性,提款地址僅在提款時暴露,不與存款或鏈上活動公開關聯。Vitalik 表示,該方案在單時隙最終性、抗量子簽名聚合等升級基礎上,可將每驗證者狀態需求從約 180 字節壓縮至 6 字節。單個驗證者每日證明成本約需處理 5400 個 Merkle 分支,普通硬體上可在 1 小時內完成,且可通過聚合證明降低鏈上負擔。此外,該設計可"幾乎免費"實現單秘密領袖選舉功能,1 天為保守週期長度,1 小時為下限。

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