Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://myeasybookmarks.com/story5808974/the-definitive-guide-to-explorer-blockchain-ethereum-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg