Research Track.- Blockchain Based Full Privacy Preserving Public Procurement.- Comparison of Decentralization in DPoS and PoW Blockchains.- MULTAV: A Multi-Chain Token Backed Voting Framework for Decentralized Blockchain Governance.- Reducing Storage Requirement in Blockchain Networks Using Overlapping Data Distribution.- BBM: A Blockchain-based model for open banking via self-sovereign identity.- ProvNet: Networked Blockchain for Decentralized Secure Provenance.- On the verification of Smart Contract: A Systematic review.- Understanding and Handling Blockchain Uncertainties.- Application Track.- Upgradeability Concept for Collaborative Blockchain-based Business Process Execution Framework.- Analysis of Models for Decentralized and Collaborative AI on Blockchain.- ACCTP: Cross Chain Transaction Platform for High-Value Assets.- Lekana - Blockchain Based Archive Storage for Large-scale Cloud Systems.- Dynamic Role-Based Access Control for Decentralized Applications.- Blockchain Applications in Healthcare - A review and Future Perspective.- Short Paper Track.- Have I Been Exploited? A Registry of Vulnerable Ethereum Smart Contracts.-