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SOL $88.42 +2.98%
TRX $0.3287 -0.67%
DOGE $0.0980 +3.39%
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BCH $465.15 +4.42%
LINK $9.50 +1.06%
HYPE $41.13 +2.86%
AAVE $94.31 +2.22%
SUI $0.9735 +2.97%
XLM $0.1822 +2.95%
ZEC $328.43 +2.64%

Vitalik 发布 GKR 教程文章:支撑超快 ZK 证明的“批×层”协议

2025-10-20 08:16:52
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ChainCatcher 消息,Vitalik Buterin 最新撰文,详解 GKR(Goldreich–Kahan–Rothblum)协议被用于加速 ZK 证明,适配“批量 × 多层”计算结构,显著减少中间层承诺,仅对输入与输出做承诺。

文章以 Poseidon2 哈希为例,详解以 sumcheck 为核心的递归证明流程,并给出优化(Gruen’s trick、线性批处理、部分轮仅立方首元素),在多项式承诺场景下可结合 BaseFold 或 FRI。作者称实际开销低于传统 STARK 约 100 倍理论值,单数字级开销可期,并提醒 Fiat–Shamir 挑战需防电路内可预测性风险。

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