BlockChain Based Inventory Management by QR Code Using Open CV

Inventory management is a part of the supply chain where inventory and quantities of stock are tracked in and out of the stockroom. Proper handling of inventory will leads to successful supply chain management in any organization. QR codes make this inventory management speedy. This fast information transfer will also reduce the number of errors in inventory records and also gives accurate results to make informed decisions during frequent reviews. But based on Quick Response (QR) code for inventory management will become a centralized database. Blockchain facilitates manufacturers to connect each party from distribution centers and retail partners, to suppliers and production sites - with an abiding record of each, single exchange that occurred. These put away records are available to everybody inside the P2P organize and gives decentralization. The degree of straightforwardness and permanency gave in blockchain are frequently useful for manufacturers to oversee item roots and traceability. Smart contracts, one of the features of blockchain, have built-in automation, which makes a lot of sense for transaction management. In this paper, we are using both the features of QR code and blockchain for transparent, distributed, and reliable inventory management.