Technology

Proof of SQL is a core technology developed by Space and Time, designed to enable smart contracts to securely access on-chain and off-chain data without relying on trust in the data provider. This article examines how Proof of SQL works, how zero-knowledge proofs are applied to data queries, and why such verifiable data systems are becoming increasingly critical for DeFi, RWA, and institutional finance.

Yei Finance unifies lending, trading, and bridging into a single cross-chain system via the Clovis liquidation layer and liquidity abstraction mechanism. Drawing on the latest developments, this article examines its technical architecture, the roles of Wormhole and LayerZero, core differences, challenges, and future direction.

LayerZero is a blockchain infrastructure protocol specializing in cross-chain communication. Its primary goal is to facilitate secure, cost-effective, and trustless messaging between blockchains, empowering applications to share state, assets, and data seamlessly across multiple networks.

An in-depth analysis of the xStocks platform and the trend of US stock tokenization, exploring technical architecture, regulatory challenges, and global market impact, revealing how on-chain securities are reshaping traditional financial investment methods and trading ecosystems.

BAS Attestation is the core data unit in BNB Attestation Service. It is used to record and verify trusted claims such as identity, qualifications, behavior, and real-world information. Each Attestation is based on a predefined Schema, issued by an Attester to a Recipient, and can be verified by third parties, forming a traceable and reusable digital proof system.

BNB Passport is a digital identity system built on BNB Attestation Service (BAS). It is designed to integrate users’ identity verification, behavioral records, and qualification credentials through on-chain Attestations, creating a verifiable and reusable Web3 identity profile. Unlike traditional internet platforms, which manage identity information separately, BNB Passport allows users to share verified identity data across multiple applications, reducing repeated verification costs and improving data interoperability.

BNB Attestation Service is an on-chain attestation infrastructure built within the BNB Chain ecosystem. It is used to create, manage, and verify programmable digital attestations. Through a standardized attestation mechanism, BAS can map identity information, behavioral records, credential certifications, KYC results, and real-world data onto blockchain networks, allowing trusted information to be shared and reused across different applications.

Kinetiq is a non-custodial liquid staking protocol deployed on Hyperliquid's dual execution environment (HyperCore consensus layer + HyperEVM smart contract layer). Its architecture leverages StakingManager to manage HYPE deposits and withdrawals, as well as kHYPE minting and burning; StakeHub handles validator scoring and delegation rebalancing; and native precompiled interfaces like CoreWriters synchronize staking state between the EVM and L1. This enables users to acquire composable LST (kHYPE) while the underlying HYPE continues to secure network consensus.

The core difference between Allora and Bittensor lies in their network positioning. Allora Network mainly builds a decentralized AI inference and prediction market, using Workers, Reputers, and Validators to collaboratively optimize prediction results. Bittensor, by contrast, builds an open AI model network where miners and validators jointly train, provide, and evaluate AI services. Both aim to advance decentralized AI through token incentives, but one focuses more on “prediction and inference,” while the other focuses more on “models and intelligence production.”

Allora Network’s prediction mechanism generates on-chain inference results through the collaboration of multiple AI models. Workers in the network output prediction data, Reputers evaluate model performance, and Validators verify the scoring and reward process, ultimately creating a verifiable AI inference market. This mechanism allows on-chain applications to access transparent, composable, and continuously improving AI prediction services, while ALLO token incentives help keep the network running.

Allora Network is a decentralized AI inference network that uses collective intelligence to coordinate multiple machine learning models and provide verifiable prediction and inference services for on-chain applications. The network operates through the collaboration of Worker, Reputer, and Validator nodes, while the ALLO token is used for incentives, payments, and staking. Allora aims to build open AI infrastructure that allows DeFi, AI Agents, and automated protocols to access transparent, composable, and verifiable AI capabilities.

Gate.AI is a unified intelligent large model routing platform designed for AI applications and AI Agents. It enables developers to access global mainstream models—including GPT, Claude, Gemini, and DeepSeek—via a single API, while centrally managing model call costs, permissions, stability, and data security. The platform supports OpenAI and Anthropic protocol compatibility, intelligent routing, automatic fallback, multimodal task capabilities, and enterprise-grade governance. In addition, it leverages Gate Pay and the x402 protocol to deliver automatic payment and machine-to-machine (M2M) settlement functionality for AI Agents.

Wallitelli’s core operating logic includes on-chain data collection, wallet behavior identification, risk modeling, and AI intelligence output. By analyzing wallet transactions, protocol interactions, liquidity changes, and asset exposure, the system turns complex on-chain activity into structured risk signals and behavioral profiles, helping users, DAOs, and automated agents understand on-chain risk more efficiently.

ZIGChain is a Layer 1 public blockchain built on the Cosmos SDK, purpose-built for on-chain wealth management. It adopts a Tendermint BFT PoS consensus mechanism and supports a dual smart contract environment—EVM (Solidity) and CosmWasm (Rust). What sets it apart is its chain-level Wealth Management Engine (WME) module, alongside custom DeFi modules like Token Factory and Exchange Module. These components embed delegated investing, strategy tokenization, and fee routing directly into the consensus layer, instead of relying on fragmented application-layer assembly on general-purpose blockchains.

Lineth is an open-source ZK Rollup technology project donated by Linea to the Linux Foundation, covering the execution layer, consensus system, Proof System, and Layer1/Layer2 smart contracts. This article delves into Lineth's technical architecture and explores how ZK Rollup leverages zero-knowledge proofs to boost the efficiency and scalability of Ethereum Layer2.