跪求！！！困扰两周了，关于第四课我用hardhat3 插件viem typescript模版，我的合约部署成功，但是验证失败

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caiwei@localhost:~/caiwei/hardhat-example$ npx hardhat run scripts/deploy-fund-me.ts --network sepolia --show-stack-traces
Nothing to compile
Nothing to compile

[hardhat-keystore] Enter the password: ************
Sending transaction using the OP chain type
contract is address: 0xdfa9fbaa8d6d551d19a63a0eafba6570df72a8fb
Error HHE80001 in plugin hardhat-verify: The request to https://api.etherscan.io/v2/api failed with the message "". This error comes from Etherscan, not Hardhat.

HardhatError: HHE80001: The request to https://api.etherscan.io/v2/api failed with the message "". This error comes from Etherscan, not Hardhat.
at Etherscan.isVerified (/home/caiwei/caiwei/hardhat-example/node_modules/@nomicfoundation/hardhat-verify/src/internal/etherscan.ts:114:13)
at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
at async verifyContract (/home/caiwei/caiwei/hardhat-example/node_modules/@nomicfoundation/hardhat-verify/src/internal/verification.ts:127:18)
at async (/home/caiwei/caiwei/hardhat-example/scripts/deploy-fund-me.ts:26:1)
caiwei@localhost:~/caiwei/hardhat-example$

老师，兄弟们有没有人知道，现在验证的api是不是不让用了？

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点击这个网址http://docs.etherscan.io/etherscan-v2/getting-an-api-key 进不去，通过这个获取api key 上面的api key 是不是不通用