Cognizant Technology Solutions — offer letter not received-saying position on hold

Address: 560100

Hi,
I have given an interview 28 july in cognizant and i was selected my hr was also done with one extra technical round.

Please help.

Hi,

I have been interviewed with you on 27-jily-2018 for the position of lead developer (Java, spring, hibernate, webservice) and got selected on that day.

As per discussion hr salary was also discussed and she adviced that i am going to receive an offer letter with in 10 days, but still i have not received.

I have seni got a link to upload id and photograph then i got a mail to send all the documents.
I haven’t recieved offer yet after calling hr they are saying position on hold.