Block top - The block selection and length of your blockchain (in blocks) on creation of the current block Nonce - The transaction range for your from address (Remember this starts off at 0 so a nonce of a hundred would essentially be the 101st transaction submitted by this account) https://mylittlebookmark.com/story6408897/5-essential-elements-for-blockchain-explorer-ethereum-https-forum-issabel-org-u-optionray7