Block height - The block quantity and size 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 truly be the a hundred and first transaction submitted https://ragingbookmarks.com/story20302715/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-wikimapia-org-external-link-url-https-cryptoexplorerhub-com