Block top - The block number and length in 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 really be the a hundred and first transaction submitted https://socialioapp.com/story5511165/explorer-blockchain-things-to-know-before-you-buy-https-md-swk-web-com-onnbpblstmy8giqdrhnkga