Inv. ID: see convention here: https://twiki.cern.ch/twiki/bin/view/LHCb/SciFiLabeling Location: 0 on board / installed on the detector 1 stored in lab 2 destroyed Dimensions: needed for traceability to LHCb DB Weight: needed for traceability to LHCb DB Material composition: most to least by weight, needed for traceability to LHCb DB