you want to present the documents for the immigration status
want to test your child's immigration status in the United States?
no
What should I do if I am an F-1 student authorized to work in practical training?
in that case you must provide us with your Form I-20 with the employment page completed and signed by your designated school official.
that may reduce the amount of my child's future Social Security benefits?
Prevent your child's wages from being properly recorded in your child's Social Security record, which can reduce the amount of your child's future Social Security benefits.
What do I do if I don't have one of these specific documents?
Do you have the Employee Identification Card?
yes
in that case you can verify your identity with the US Passport
and what evidence of legal work would do?...