How can the registry verify if an SMD file is valid?
A Registry can verify that your SMD file is valid because the ICANN-approved Trademark Validator (TMV),
TMCH Services
Which information does a SMD file contain?
You can open your SMD file with your favorite text editor (e.g. notepad in Windows or textedit in Mac OS X). At the top of the file, there are five lines that are human-readable (the information in these five lines is also encoded in the SMD FILE). These five lines indicate:
Pages
LOG IN TO YOUR ACCOUNT
CREATE AN ACCOUNT
GET SUPPORT VIA AN AGENT
SUNRISE CALENDAR
BECOME AN OFFICIAL AGENT
HELP & SUPPORT