Processing logs for the EHTC campaign may be found in the file
2017.1.00797.V/group.uid___A001_X12d1_X75.ec_sdoeleman.ehtc-processing-logs.tgz
and original archiving file timestamps may be found in the file
2017.1.00797.V/group.uid___A001_X12d1_X75.ec_sdoeleman.ehtc-timestamps.tgz