Blockchain-Based Supply Chain Tracker
A decentralized application (dApp) for transparent supply chain tracking using blockchain technology, ensuring authenticity and preventing counterfeiting. Motivation Supply chain fraud costs businesses billions annually. This solution provides immutable tracking of products from manufacturing to delivery. Features Product Provenance: Complete history of product journey Smart Contracts: Automated verification and payments IPFS Storage: Decentralized document storage QR Code Integration: Easy product verification for consumers Multi-Party Access: Manufacturers, distributors, retailers, and consumers Smart Contract Architecture 1 2 3 4 5 // Key contract functions - registerProduct(): Add new product to chain - transferOwnership(): Move product between parties - verifyAuthenticity(): Check product legitimacy - addCheckpoint(): Record location/status updates Tech Stack Blockchain: Ethereum (Sepolia testnet) Smart Contracts: Solidity 0.
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