Block top - The block range and size with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://funbookmarking.com/story20356626/explorer-blockchain-base-an-overview-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q