User talk:Sdbell

July 2018
Hello, I'm SemiHypercube. An edit that you recently made to Digital signature seemed to be a test and has been removed. If you want more practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! SemiHypercube (talk) 21:52, 3 July 2018 (UTC)