Blockchain-based data evidence storage method and apparatus

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United States of America Patent

PATENT NO 11563560
APP PUB NO 20210367763A1
SERIAL NO

17392871

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Abstract

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Embodiments of the present application provide a blockchain-based data evidence storage method, a blockchain-based data check method, and relevant apparatuses. The data evidence storage method comprises: performing irreversible encryption on data content of a target file to obtain irreversibly encrypted data of the target file; storing the irreversibly encrypted data in a blockchain and obtaining on-chain evidence storage information of the irreversibly encrypted data; generating a digital watermark of the on-chain evidence storage information; embedding the digital watermark into the target file; and storing the target file embedded with the digital watermark of the on-chain evidence storage information.

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Patent Owner(s)

  • ADVANCED NEW TECHNOLOGIES CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zou, Xueqing Hangzhou, CN 8 5

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