Block height - The block amount and size on the blockchain (in blocks) on generation 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://bookmarkeasier.com/story20150015/top-blockchain-explorer-confirmed-transactions-secrets-https-www-webwiki-nl-cryptoexplorerhub-com