Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction number for your from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://bookmarkzap.com/story20698734/not-known-factual-statements-about-blockchain-explorer-tool-https-squareblogs-net-heartgarlic3-delving-into-blockchain-explorers