DATx is a blockchain project initiated by Cosima Foundation and developed in collaboration with Avazu to revolutionize the advertising industry. DATx is dedicated to developing a unified protocol for the entire advertising ecosystem. DATx is building a complete set of operating mechanisms for the establishment of an effective, efficient, secure, and sustainable advertising ecosystem. DATx is committed to building a revolutionary blockchain based advertising ecosystem with decentralization as the foundation, artificial intelligence as the power engine, and DATx’s POI (Power of Identification) initiative as the guide. The DATx ecosystem is sustained by various key structures and incentive mechanisms: • Centralized/Decentralized Hybrid Data Storage: Stronger User Privacy and Security • User Attention Based Incentivization: Opt-in and Closed-Loop Feedback Mechanism • Transparent Machine Learning Algorithms: Higher ROI and Marketplace Efficiency • Decentralized Audit Trail and Payment System: Anti-Fraud and Transparent DATx strives to build a just, transparent, and open advertising ecosystem; it will innovate on the following: • Complementary advantages of AI and blockchain • Precision advertising and high ROI • Decentralized trustworthy system with lowered operating costs • Openness and scalability • Stronger reliability, anonymity, independence, and compliance • Optimized incentive mechanism • Fairer benefit distribution, higher intra-system matching efficiency • Connection between digital world and real world