??????, ??? ?????????? ????. ?? ??? ?????????????, ?? ?????? ???????? ??? ???? ??? ?????????? ?????????? ??????????, ?? ??????? ??? ????????? ??? ?? ?? ???????? ???????? ??? ??? ?? ?????? ?? ???????? ?? ????????.?????? ?? ????? ? ??????????? ??? ????????????? ?????????? ????Personal coin ownership data are saved inside of a digital ledger, which is