Blockchain

Blockchain is the underlying technology for almost all cryptocurrencies. It is a distributed ledger jointly maintained by decentralized nodes around the world. Blockchain is hailed as "the trust machine", enabling trustless peer-to-peer payments. Blockchain will become the infrastructure for the next generation of the Internet - Web 3.

Articles (4254)

What Role Does the TIA Token Play in the Celestia Network? Incentives and Security Mechanisms Explained
Beginner

What Role Does the TIA Token Play in the Celestia Network? Incentives and Security Mechanisms Explained

TIA is the native token of the Celestia network. It supports the operation of the data availability layer, maintains network security, and coordinates the modular blockchain ecosystem. In Celestia’s design, TIA goes beyond the traditional role of blockchain tokens. It plays a critical part not only in incentives, but also in data publishing, chain deployment, and governance systems.
2026-04-20 10:28:16
What Is TIA (Celestia)? A Complete Guide to Modular Data Availability and Scalable Blockchain Architecture
Beginner

What Is TIA (Celestia)? A Complete Guide to Modular Data Availability and Scalable Blockchain Architecture

TIA (Celestia) is the native token and core incentive mechanism of the data availability (DA) network in a modular blockchain architecture. It supports data publishing, verification, and security coordination across the Celestia network. As blockchains evolve from monolithic designs to modular systems, Celestia, represented by TIA, is built as an independent data availability layer. This allows execution layers such as rollups to operate without needing their own consensus or data storage infrastructure.
2026-04-20 10:16:31
Vitalik’s Hong Kong Speech Explained: Why Ethereum’s Next 5-Year Roadmap Bets on zkVM, Account Abstraction, and Post-Quantum Security
Beginner

Vitalik’s Hong Kong Speech Explained: Why Ethereum’s Next 5-Year Roadmap Bets on zkVM, Account Abstraction, and Post-Quantum Security

At the Hong Kong Web3 Carnival, Vitalik provided a comprehensive overview of Ethereum’s new phase direction: establishing Ethereum as a public bulletin board and shared computation layer, with strategic emphasis on scaling, zkVM verification, account abstraction, privacy enhancements, and quantum-resistant security. This article dissects the roadmap across technology, governance, and application layers, examining its medium- and long-term implications for developers, investors, and the broader industry narrative.
2026-04-20 10:10:50
What Is Substrate? How Polkadot Uses It to Build a Parachain Ecosystem
Intermediate

What Is Substrate? How Polkadot Uses It to Build a Parachain Ecosystem

Substrate is a modular blockchain development framework developed by Parity Technologies. It allows developers to quickly build customized blockchains and connect them seamlessly to the Polkadot (DOT) network as parachains. Compared with the traditional smart contract development model, Substrate offers greater flexibility, stronger scalability, and chain level customization at the protocol layer. That is why it has become the core development framework of the Polkadot ecosystem and a key foundation that enables its multi-chain architecture to scale efficiently.
2026-04-20 08:21:50
What Are Polkadot Parachains? How They Enable Cross-Chain Scalability
Intermediate

What Are Polkadot Parachains? How They Enable Cross-Chain Scalability

Polkadot Parachains are independent blockchains connected to the Relay Chain, capable of processing transactions in parallel under a shared security model while enabling cross-chain communication across the Polkadot network. Compared to traditional single-chain blockchains, Parachains offer greater scalability, lower security setup costs, and stronger interoperability. They are a core component of Polkadot’s multi-chain architecture and a key foundation for achieving cross-chain scalability.
2026-04-20 08:11:38
What Is Polkadot (DOT)? Understanding Cross Chain Architecture, Parachains, and the Value of the DOT Token
Beginner

What Is Polkadot (DOT)? Understanding Cross Chain Architecture, Parachains, and the Value of the DOT Token

Polkadot (DOT) is a Layer0 blockchain network centered on cross chain interoperability. Through its Relay Chain and Parachain architecture, it enables data and assets to move across different blockchains. The DOT token is mainly used for network staking, governance voting, and parachain slot auctions. Compared with the traditional single chain model, Polkadot offers stronger scalability and a shared security framework, though it also faces challenges such as ecosystem competition and development complexity.
2026-04-20 08:05:40
Gate 13th Anniversary Alpha Special Event Guide: How to Position Early for Airdrop Rewards
Beginner

Gate 13th Anniversary Alpha Special Event Guide: How to Position Early for Airdrop Rewards

Gate is launching its 13th Anniversary Alpha Special Event, spotlighting Hot token trading opportunities in the Marketplace. This event integrates mystery box lucky draws and airdrop reward mechanisms, allowing users to unlock multi-level rewards step by step by participating in selected Hot token trades. Participants will benefit from both instant reward distribution and the experience of accumulating Returns.
2026-04-20 03:35:21
What Is the Utility of ST Tokens? Understanding Sentio’s Ecosystem Incentive Mechanism
Beginner

What Is the Utility of ST Tokens? Understanding Sentio’s Ecosystem Incentive Mechanism

ST is the core utility token in the Sentio ecosystem, connecting the flow of value among developers, data infrastructure, and network participants. As a key part of Sentio’s real time onchain data network, ST can be used for resource consumption, network incentives, and ecosystem collaboration, helping the platform build a sustainable data service model. By introducing the ST token mechanism, Sentio ties network resource usage to ecosystem incentives, allowing developers to access real time data services more efficiently while strengthening the long term sustainability of the broader data network.
2026-04-17 09:26:07
The Debate Triggered by BIP-361: Can Bitcoin Private Key Ownership Have Expiration Conditions?
Beginner

The Debate Triggered by BIP-361: Can Bitcoin Private Key Ownership Have Expiration Conditions?

BIP-361 goes beyond being a quantum defense proposal—it introduces more complex governance challenges for Bitcoin. To ensure future security, should the protocol enable old Signature paths to expire and lose validity? Drawing directly from the original BIP-361 and BIP-360 documents, this article dissects the technical objectives, governance conflicts, and realistic implementation strategies.
2026-04-17 09:10:14
Sentio vs The Graph: Comparing Real Time Indexing and Subgraph Indexing
Intermediate

Sentio vs The Graph: Comparing Real Time Indexing and Subgraph Indexing

Sentio and The Graph are both used for on-chain data indexing, but they differ clearly in their core design goals. The Graph indexes on-chain data through subgraphs and mainly serves data querying and aggregation needs. Sentio, by contrast, uses a real time indexing mechanism that emphasizes low latency data processing, visual monitoring, and automated alerting, making it more suitable for real time monitoring and risk warning scenarios.
2026-04-17 08:55:07
How Does Sentio’s Real-Time Data Indexing Work? A Guide to On-Chain Data Processing
Beginner

How Does Sentio’s Real-Time Data Indexing Work? A Guide to On-Chain Data Processing

Sentio’s real-time data indexing mechanism continuously monitors on-chain events, then parses, processes, and outputs data as soon as it is generated, enabling low latency data monitoring. Its real-time data processing flow mainly includes four stages: event monitoring, data parsing, structured processing, and real-time output, supporting DeFi protocol monitoring, security alerts, and on-chain operations analysis. Compared with traditional on-chain data platforms, Sentio places greater emphasis on real-time, event-driven processing, allowing raw blockchain logs to be quickly transformed into visual metrics and automated alert information.
2026-04-17 08:32:24
What Is Sentio (ST)? A Complete Guide to Its Real-Time Web3 Data Infrastructure
Beginner

What Is Sentio (ST)? A Complete Guide to Its Real-Time Web3 Data Infrastructure

Sentio (ST) is a real-time on-chain data infrastructure designed for the Web3 ecosystem, providing developers and protocols with instant data indexing, visual analytics, and automated alerting capabilities. Compared to traditional on-chain data platforms, Sentio places greater emphasis on real-time responsiveness and monitoring, enabling DeFi protocols, development teams, and analytics use cases to quickly capture blockchain events and generate actionable insights. By integrating real-time indexing, dashboard visualization, and automated alert mechanisms, Sentio delivers a more efficient data infrastructure layer for Web3 applications, playing a key role in areas such as protocol monitoring, risk alerts, and operational analytics.
2026-04-17 08:12:50
What Are Private Smart Contracts? How Aztec Enables Programmable Privacy
Intermediate

What Are Private Smart Contracts? How Aztec Enables Programmable Privacy

Private smart contracts are smart contracts that keep data hidden during execution while still allowing their correctness to be verified. Through zkSNARK zero knowledge proofs, a private execution environment, and the Noir programming language, Aztec makes “programmable privacy” possible, giving developers fine grained control over what data is public and what remains private. This model not only addresses the privacy issues created by blockchain transparency, but also provides more practical infrastructure for DeFi, identity, and enterprise applications.
2026-04-17 08:04:15
Bitwise Launches Avalanche ETF with Integrated Staking Yield Strategy
Beginner

Bitwise Launches Avalanche ETF with Integrated Staking Yield Strategy

Asset management firm Bitwise has introduced the Avalanche Spot ETF, enabling investors to access both price exposure and staking returns. This article examines how the product works, its fee structure, and its importance within the crypto investment marketplace.
2026-04-17 08:00:49
Kalshi Introduces AI and Parent Portal to Strengthen Age Verification Controls
Beginner

Kalshi Introduces AI and Parent Portal to Strengthen Age Verification Controls

Prediction market platform Kalshi has rolled out new measures to strengthen the identification and management of underage users through AI facial recognition and a parental access mechanism. This article examines how these measures operate and the regulatory pressures driving them.
2026-04-17 08:00:12
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