??????????? ??? ????? ???????, ??? ????? ?????? ??? ???????? ??. ???? ???????? ??? ?? ?????? ?? ???? ???? ?? ????????? ??? ?? ???? ???? ?? ?????????.??? ??? ????? ????? ??? ??????? ????? ???? ??????? ?? ???? ??Personal coin possession data are saved within a electronic ledger, which happens to be a computerized databases employing potent cryptogr