BTC $79,569.94 -1.63%
ETH $2,451.21 -2.19%
BNB $722.05 -0.21%
XRP $1.40 -3.10%
SOL $101.85 -1.60%
TRX $0.3318 +0.97%
DOGE $0.0847 -2.37%
ADA $0.2107 -4.40%
BCH $248.12 -2.63%
LINK $11.64 -1.71%
HYPE $84.09 -1.98%
AAVE $129.33 -3.09%
SUI $0.7671 +0.27%
XLM $0.1810 -0.73%
ZEC $1,018.55 +6.87%
BTC $79,569.94 -1.63%
ETH $2,451.21 -2.19%
BNB $722.05 -0.21%
XRP $1.40 -3.10%
SOL $101.85 -1.60%
TRX $0.3318 +0.97%
DOGE $0.0847 -2.37%
ADA $0.2107 -4.40%
BCH $248.12 -2.63%
LINK $11.64 -1.71%
HYPE $84.09 -1.98%
AAVE $129.33 -3.09%
SUI $0.7671 +0.27%
XLM $0.1810 -0.73%
ZEC $1,018.55 +6.87%

Vitalik 發布 GKR 教程文章:支撐超快 ZK 證明的“批×層”協議

2025-10-20 08:16:52

ChainCatcher 消息,Vitalik Buterin 最新撰文,詳解 GKR(Goldreich--Kahan--Rothblum)協議被用於加速 ZK 證明,適配"批量 × 多層"計算結構,顯著減少中間層承諾,僅對輸入與輸出做承諾。

文章以 Poseidon2 哈希為例,詳解以 sumcheck 為核心的遞歸證明流程,並給出優化(Gruen's trick、線性批處理、部分輪僅立方首元素),在多項式承諾場景下可結合 BaseFold 或 FRI。作者稱實際開銷低於傳統 STARK 約 100 倍理論值,單數字級開銷可期,並提醒 Fiat--Shamir 挑戰需防電路內可預測性風險。

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