Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety for that 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://bookmarkstown.com/story20493687/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg