Block top - The block range and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://sb-bookmarking.com/story20778884/the-fact-about-explorer-blockchain-base-that-no-one-is-suggesting-https-rentry-co-4vomqtzo