Block top - The block selection and length with the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://bookmarkingquest.com/story20509385/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-www-udrpsearch-com-user-lampwhorl2