??? ?????? ?? ????????? ??????? ??? ?????... ??????????. ??????????? ?? ??? ???????, ???? ? ?????? ??????? ???????. ??? ???????? ?? ???????? ???????? ????? ?? ?? ?????????? ????.????? ?????? ??? ????? ?????????? ??????? ?????? ??? ??????? ??? ????????? ????? ????? ????.Individual coin ownership documents are saved in a digital ledger, which happen