BEI-TAB: Enabling Secure and Distributed Airport Baggage Tracking with Hybrid Blockchain-Edge System

Table 1

Smart contract interface.

Interface definition	Interface description	Function description
Query	Information query	Data sharing and retrieval
Delete	Information delete
CreateZJxl	Check-in department information added to the blockchain	Data access and storage
CreateAJxl	Security check department information added to the blockchain
CreateFJxl	Sorting department information added to the blockchain
CreateZhuangJxl	Truck loading department information added to the blockchain
CreateZCxl	Air loading department information added to the blockchain
CreateDDxl	Arrival department information added to the blockchain
QueryID	Query the whole process information and the current search times through RFID ID	Data sharing and retrieval
GethbID	Query the whole process information and the current search times through flight number