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    Guide to Blockchain, the Technology Behind Bitcoin, Ethereum and Other Crypto...

    • Item No : 388670454459
    • Condition : Brand New
    • Brand : No brand Info
    • Seller : greatbookprices1
    • Current Bid : US $19.75

    • * Item Description

    • Doing so creates an indelible record that cannot be changed; furthermore, the record’s authenticity can be verified by the entire community using the blockchain instead of a single centralized authority.
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