January 2019
Beginner to intermediate
372 pages
11h 17m
English
Content preview from Foundations of Blockchain
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Verifying the document
Users who want to verify the existence of a document will follow a similar process to those publishing the document, as seen previously. However, they'll need to have access to the document in order to fetch its existence information. The user who wants to verify the document will perform a similar interaction with the web interface when the verification function is triggered. The verification operation in MultiChain blockchain will then verify whether the operation is invoked. The web interface will accept the digest of the document, and it will use this digest to query the MultiChain blockchain for the document information.
The document information stored in the MultiChain stream can then be retrieved by submitting ...
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