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Query Integrity

Definition ∞ Query integrity refers to the assurance that data retrieved from a database or distributed system, such as a blockchain, is accurate, complete, and has not been tampered with. It ensures that the results of a data request faithfully represent the stored information, free from unauthorized modifications or errors. Maintaining query integrity is crucial for reliable decision-making and verification in data-intensive applications.
Context ∞ In blockchain and decentralized data systems, ensuring query integrity is paramount for applications that rely on external data or cross-chain information. Oracles, which provide off-chain data to smart contracts, are central to this discussion, as their data feeds must be verifiably accurate. Ongoing research focuses on cryptographic proofs and decentralized oracle networks to strengthen the trustworthiness of data queries within the digital asset ecosystem.

The intricate transparent structure showcases a complex decentralized network architecture, emphasizing data integrity and secure multi-party computation. Blue modules represent active validator nodes executing smart contract logic, while metallic components signify robust hardware security modules for private key management. This visual metaphor illustrates the underlying cryptographic primitives and interoperability protocols essential for blockchain scalability and transaction finality within a distributed ledger system. It highlights the precision engineering required for robust Web3 infrastructure, ensuring network latency optimization and protocol governance.

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Publicly Verifiable Private Information Retrieval via Function Secret Sharing

This research introduces publicly verifiable private information retrieval protocols, ensuring data integrity and query privacy simultaneously for decentralized systems.