Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction variety with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://networkbookmarks.com/story20417271/top-blockchain-explorer-confirmed-transactions-secrets-https-www-pdc-edu-url-https-cryptoexplorerhub-com