In order to check files produced by TERAPIX had been integrated by CADC in their database, you can use the following program installed on clix which query CADC : checkexist

For further detals : checkexist --man

Just to give an example, if you want to know the ingestion date of the file 695703p_bkg_m.png, run the program like that :
checkexist -f 695703p_bkg_m.png -o -ingestDate

Everybody from everywhere can check files, there are no IP filter at CADC for this service. So you can use this script from your laptop and check if CADC download data.