ChainTrace - Blockchain Supply Chain

Project CategoryBlockchain Dev

Publication Date2024-11-30

01. The Challenge

An ethical sourcing provider provides ethically sourced raw materials to global manufacturers. However, they lacked a verifiable way to prove the origin and handling of materials to their end customers, leading to trust issues in the market. The requirement was for an immutable, transparent tracking system that could record every step of the journey—from initial harvest in remote regions to final delivery—while maintaining privacy for sensitive commercial data between partners.

Technology Stack

Hyperledger FabricNode.js (SDK)Go (Chaincode)DockerConsulCouchDBReact

02. Our Solution

We architected 'ChainTrace' using Hyperledger Fabric, a permissioned blockchain framework ideal for enterprise consortiums. Each participant in the supply chain (farmers, transporters, inspectors, and manufacturers) was given a secure node to record their specific actions. We integrated IoT sensors for temperature and GPS tracking, automatically committing data to the ledger. This created a single, tamper-proof source of truth that customers can verify via a simple QR code scan on the final product.

Permissioned Distributed Ledger: Secure, private blockchain that only allows authorized partners to view data.

Smart Contract Automation: Automatically triggers payments and notifications when delivery milestones are met.

IoT Integration Layer: Real-time logging of environmental data (temp, humidity) directly to the blockchain.

Verifiable Origin Certificates: Generation of cryptographically signed PDFs for regulatory and ethical compliance.

Zero-Knowledge Proofs: Allows verification of specific data points (e.g., 'sourced legally') without revealing prices.

Consumer Verification Portal: A public-facing web app for end-users to see the full journey of their product.

03. The Process

Phase 1: Consortium Governance Design to define roles and access levels for all chain participants.

Phase 2: Smart Contract (Chaincode) Development for tracking logic and milestone verification.

Phase 3: IoT Gateway Setup for automated data ingestion from physical shipping containers.

Phase 4: Private Data Collection configuration to ensure commercial confidentiality between partners.

Phase 5: Performance Benchmarking to ensure the ledger handles thousands of concurrent updates.

Phase 6: Onboarding & Training for all partners to ensure data is entered accurately at the source.

04. Project Outcome

The implementation successfully transformed the client's operations, setting a new benchmark for efficiency and reliability in their sector. By combining cutting-edge technology with a user-centric design approach, we delivered a platform that scales with their ambition.

100% Traceability Every single batch of material is now fully verifiable from source to shelf.

Reduced Audit Time Regulatory audits that took weeks now take mere seconds with the digital ledger.

Improved Partner Trust Eliminated disputes over delivery times and material handling conditions.

Market Premium Brand value increased as customers are willing to pay more for verified ethical sourcing.

Want to see more of our work?

Explore All Projects