Yes same thing happened with me twice..and all the pictures were clicked by me only..they were perfectly authentic..I got mail from them that I couldn't earn any credits for them
If you are not getting credits on your posts having genuine content and your own photos you can write to info@tripoto.com with the issue. The Tripoto team will look into it.
Yes you do get . but photos have to be of very good quality and you need to write some description about the pics so that it is a value add to the reader. you wont get any credit for jut uploading the pics Or you can write to Tripoto and specifically ask