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 truly be the a hundred and first transaction submitted https://bookmarkfox.com/story6225942/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-md-un-hack-bar-de-0oxwjunrtqeqpltmmf-tlw