Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction selection for 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://bookmark-nation.com/story20369418/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-www-webwiki-fr-cryptoexplorerhub-com