How to find the Prompt GT

Prompt GT is not any more in the file metadata. You need to access the DB to verify the GT used in Prompt recoing the dataset using DAS.

You can do it from the command line using the following command:

das_client.py --query="config dataset=/DoubleEG/Run2015C-EcalUncalZElectron-PromptReco-v1/ALCARECO | grep config.global_tag" | tail -1

Where to find the golden json

The Golden Json is published by the certification group. Find the relative HN and subscribe if you are a regular user of ECALELF.

The official json files are put in

/afs/cern.ch/cms/CAF/CMSCOMM/COMM_DQM/certification/