ipfs-ethereum-file-attestation:证明文件存在于ipfs中(通过智能合约)

上传者: 42132352 | 上传时间: 2022-05-19 18:37:32 | 文件大小: 68KB | 文件类型: ZIP
ipfs-ethereum文件证明 证明文件存在于ipfs中(通过智能合约) 开始吧 您需要在合同中证明文件位于ipfs中的内容 在您的合同中。 import "FilesRegistry.sol"; address public fileRegistryAddress = "0xca35b7d915458ef540ade6068dfe2f44e8fa733c"; // TO BE MODIFIED WITH YOUR FilesRegistry function uploadAndWin(bytes32 _hash) public returns (bool) { FilesRegistry fr = FilesRegistry(fileRegistryAddress); require(fr.isFileStored(_hash), "File is not stor

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