LLMWiki, a concept introduced by AI expert Andrej Karpathy, is transforming data sovereignty from a theoretical ideal into a practical reality within the Web3 ecosystem. By converting fragmented digital data into a structured, AI-readable format, LLMWiki enables users to truly own and utilize their data as a valuable asset. This innovation addresses the longstanding issue of data ownership in Web3, where users previously held disorganized data that lacked utility. The integration of LLMWiki with Web3 technologies allows for the creation of "programmable assets," enabling rights verification, privacy-preserving computation, and monetization opportunities. Users can now encapsulate their structured knowledge into personal agents, participate in data markets, and generate income from their digital assets. This marks a significant shift towards a sovereign data economy, where individuals can leverage their unique cognitive assets for economic gain, paving the way for a new era of digital civilization.