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checkin: zuochengzhangzju-byte 2026-05-23#38

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checkin: zuochengzhangzju-byte 2026-05-23#38
zuochengzhangzju-byte wants to merge 1 commit into
IntensiveCoLearning:mainfrom
zuochengzhangzju-byte:checkin-2026-05-23

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每日打卡 2026-05-23

今日学习:ZK 身份验证与 API 计费

  1. Semaphore & Railgun 的 ZK 身份机制 — nullifier 防双花,ZK 是门禁不是整栋楼
  2. ZK 认证下的余额/积分展示 — 链上数据公开可读,off-chain 用 nullifier 做伪匿名 ID
  3. ZK API Usage Credits — Vitalik + PSE 团队,RLN + 退款票据 + Dual Staking
  4. Ethernaut — OpenZeppelin 以太坊安全闯关 CTF
  5. Sepolia 测试网部署 — 水龙头、Hardhat 配置、Ethernaut 入门

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