Patent attributes
An example operation may include one or more of connecting, by a battery analytics server, to a blockchain network that includes a plurality of charging station nodes, acquiring, by the battery analytics server, a current battery data from a charging station node of the plurality of the charging station nodes, the current battery data includes a battery identification (ID), storing, by the battery analytics server, the current battery data with a timestamp onto a blockchain ledger, comparing, by the battery analytics server, the current battery data against a pre-stored battery data based on the battery ID, and in response to a match, issuing, by the battery analytics server, a certification for a battery to be released from the charging station node of the plurality of the charging station nodes to a user.