Data transaction verification and data ownership tracing method and system based on block chain
A blockchain and data technology, applied in the blockchain field, can solve the problems of providing a reliable transaction environment, inability to be Seller, loss of ownership, etc., to solve the problem of data forgery and the loss of data ownership.
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[0057] To make the object, technical solution and advantages of embodiments of the present invention more clear, the following will be combined with the accompanying drawings in the embodiments of the present invention, the technical solutions in the embodiments of the present invention are clearly and completely described, obviously, the embodiments described are part of the embodiments of the present invention, not all embodiments. Based on embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative work, are within the scope of protection of the present invention.
[0058] The present invention is described in further detail below in conjunction with the accompanying drawings:
[0059] as Figure 1 and Figure 2 As shown, according to the present invention provides a blockchain-based data transaction verification method, comprising:
[0060] The data user uploads the data to the IPFS server through the blockch...
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