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 begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://bookmarkmoz.com/story20263750/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg