COPYRIGHT OPTIONS

?ок?а??й?е ?во? знанн? й о??им?й?е о??анн? ?н?о?ма???Blockchains are distinctive in that, at the time a transaction has become recorded and verified, it could possibly?�t be modified. The ledger only allows for a single-way facts modification.?лок?ейн ?оби?? благод?йн???? б?л?? п?озо?о?, е?ек?Ð