Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Agreement creation https://allkindsofsocial.com/story5579273/explorer-blockchain-things-to-know-before-you-buy-https-www-blurb-com-user-optionname7