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?ок?а??й?е ?во? знанн? й о??им?й?е о??анн? ?н?о?ма???A blockchain is a distributed general public ledger ??or on the web electronic database ??which contains a document of many of the transactions on the System.?лок?ейн ?оби?? благод?йн???? б?л?? п?озо?о?, е?ек?ивно? ? в?д??еж?вано?Oh