Block top - The block number and length in the blockchain (in blocks) on development of the present 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 one hundred and first https://sites2000.com/story10296739/top-blockchain-explorer-confirmed-transactions-secrets-https-www-webwiki-co-uk-cryptoexplorerhub-com