H1 Petation and did not send for stamping

Current company has intiated the H1 Petation and did not send for stamping , and i have done the transfer to other company and my petation is also transfer now, but now the current company asking to go for stamping ,if i go with current company will the current company will come to know that the petation is transfered ,even if
if petation is transfered can i go for stamping with current company , will the current company will come to know saying it was transfereed ,pls suggest,should i go for staming with h current company or transfer company for staming