Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmark-group.com/story6268924/blockchain-explorer-fundamentals-explained-https-www-anibookmark-com-user-shoeraven4-html