BTC $62,949.99 +0.02%
ETH $1,878.50 +0.05%
BNB $606.51 -0.78%
XRP $0.9993 -0.20%
SOL $75.22 +0.09%
TRX $0.3313 +0.26%
DOGE $0.0697 -0.31%
ADA $0.1769 -0.92%
BCH $203.73 -0.41%
LINK $9.38 +0.66%
HYPE $57.31 +2.40%
AAVE $86.21 -0.56%
SUI $0.6758 -0.80%
XLM $0.1568 -0.64%
ZEC $485.22 -1.20%
BTC $62,949.99 +0.02%
ETH $1,878.50 +0.05%
BNB $606.51 -0.78%
XRP $0.9993 -0.20%
SOL $75.22 +0.09%
TRX $0.3313 +0.26%
DOGE $0.0697 -0.31%
ADA $0.1769 -0.92%
BCH $203.73 -0.41%
LINK $9.38 +0.66%
HYPE $57.31 +2.40%
AAVE $86.21 -0.56%
SUI $0.6758 -0.80%
XLM $0.1568 -0.64%
ZEC $485.22 -1.20%

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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