Documentation
GitHub
Terms and Conditions
Documentation
Getting Started
Introduction to OP_NET
What is Bitcoin?
Key Concepts and Terminology
What is OP_NET?
How OP_NET Extends Bitcoin
Detailed Architecture
Bitcoin Smart Contracts Explained
Quick Start Guide
Installing the Libraries
Setting Up TypeScript
Configuring Your Environment
Node.js vs Browser Usage
Your First Contract Interaction
Core Concepts
Understanding the Protocol Design
Transaction Types Explained
How Gas Works on Bitcoin
Fee Calculation Methods
Consensus and Block Production
OP_NET vs Metaprotocols
FAQ
Technical FAQ
Bitcoin Addresses
Address System Overview
Bitcoin vs Ethereum Address Philosophy
Bitcoin Addresses Overview
How Private Keys Generate All Addresses
Quantum Support
Legacy Addresses (P2PKH)
Introduction
Transaction Structure
Using P2PKH
Script Hash Addresses (P2SH)
Introduction
Transaction Structure
Using P2SH
Native SegWit (P2WPKH)
Introduction
Transaction Structure
Using P2WPKH
Witness Script Hash (P2WSH)
Introduction
Transaction Structure
Using P2WSH
Taproot Addresses (P2TR)
Introduction
Merklized Alternative Script Trees
Transaction Structure
Using P2TR
OP_NET Contract Addresses (P2OP)
Introduction
Using P2OP
Witness Data Authentication (P2WDA)(Experimental)
Introduction
Technical Architecture
Economics
Operational Capabilities
Advanced Considerations
OP_NET Client Library
Audit Reports
Verichain Reports
Getting Satrted
Overview
Installing the Library
Architecture
Error Handling
General Best Practices
Understanding Providers
What Providers Do
Choosing the Right Provider
Choosing a Network
Provider Abstraction Layer
Provider Best Practices
JSON-RPC Provider
About JSONRpcProvider
Setting Up HTTP Connections
Configuring
Caching
Advanced Techniques
JSON RPC Provider Implementation
Smart Contract Interactions
Interactions Overview
Importing ABI
Contract Types
Contract Code
Instantiating a Contract
Understanding Call Result
Estimate Gas Costs
Simulating a Call
Sending Transaction
Offline Signing
Smart Contract Best Practices
Working with Bitcoin
Get Address Balance
Fetching and Tracking UTXOs
Optimize and Consolidate UTXO
Sending Bitcoin
Batch payment (splitting UTXOs)
Bitcoin Best Practices
Working with Blocks
Block Operations
Block Indexers
Gas Parameters
Block Witnesses
Reorganization Detection
Block Best Practices
Working with Transactions
Fetching Transaction
Transaction Receipts
PoW Challenges
Broadcasting Transactions
Transaction Best Practices
Working with Public Keys
Retrieving Public Key Information
Address Validation
Public Key Service
Public Key Best Practices
Working with Storage
Operations
Storage Best Practices
Working with Epoch
Epoch Operations
Mining Template
Submitting Epochs
Epoch Best Practices
Utilities and Helpers
Bitcoin Utilities
Revert Decoder
Utilities Best Practices
OP_NET Transaction Library
Getting Started
Overview
Installing the Library
Architecture
Quick Start
Working with Addresses
Using Address
Address Verification
Address Best Pratices
Working with EcKeyPair
Using EcKeyPair
EcKeyPair Best Pratices
Working with Mnemonic
Using Mnemonic
Mnemonic Best Pratices
Working with Wallet
Using Wallet
Wallet Best Pratices
Working with MessageSigner
Using MessageSigner
MessageSigner Best Pratices
Reference
Address
AddressVerificator
BitcoinTransferBase
BroadcastedTransaction
BroadcastTransactionOptions
CancelledTransaction
DeploymentResult
EcKeyPair
ICancelTransactionParameters
ICancelTransactionParametersWithoutSigner
IConsolidatedInteractionParameters
IConsolidatedInteractionResult
ICustomTransactionParameters
ICustomTransactionWithoutSigner
IDeploymentParameters
IDeploymentParametersWithoutSigner
IFundingTransactionParameters
IFundingTransactionParametersWithoutSigner
IHashCommittedP2WSH
IInteractionParameters
InteractionParametersWithoutSigner
InteractionResponse
IRevealTransactionResult
ISetupTransactionResult
ITransactionParameters
ITweakedTransactionData
IWallet
MessageSigner
MLDSASignature
Mnemonic
SharedInteractionParameters
TransactionFactory
Wallet
Addresses, Wallets and Messages Signing
Fundamentals
Mnemonic
Wallet Management
Address Class
Address Verification
Message signing
Legacy Addresses (P2PKH)
Introduction
Transaction Structure
Using P2PKH
Script Hash Addresses (P2SH)
Introduction
Transaction Structure
Using P2SH
Native SegWit (P2WPKH)
Introduction
Transaction Structure
Using P2WPKH
Witness Script Hash (P2WSH)
Introduction
Transaction Structure
Using P2WSH
Taproot Addresses (P2TR)
Introduction
Merklized Alternative Script Trees
Transaction Structure
Using P2TR
OP_NET Contract Addresses (P2OP)
Introduction
Using P2OP
Witness Data Authentication (P2WDA)(Experimental)
Introduction
Technical Architecture
Economics
Operational Capabilities
Advanced Considerations
Frontend Integration
Setting Up Your Environment
React (Vite)
Basic examples
Wallet Integration
About Wallet
Introduction
Supported Wallet
Provider Injection
Using WalletConnect
Introduction
Installation
Wallet Detection
Managing Session
WalletConnect Context
Using walletInstance
Event Management
Connecting
Disconnecting
Getting Balances
Getting Wallets Information
Getting Network Information
Switching Networks
Switching Accounts
Signing and Sending Transactions
Signing Messages
OP_WALLET Guide
Setting Up OP_WALLET
Usage
Implementing new Wallet
Introduction
Auto Detection
Connecting and Disconnecting
Utility Functions
Wallet Hooks
Last Steps
Full Example
Hardware Wallet Support
Integration Points
Security Best Practices
Writing smart contracts
Documentation
Github Documentation
Examples and Tutorials
Getting Started Examples
GitHub Examples
Token Standards
OP_20 Tokens
Introduction
Token Metadata
Creating Tokens
Allowance
Allowance by Signatures
Transfer Operations
OP_20 Standard
OP_20 Implementation
OP_721 NFTs
Minting NFTs
Transfer Methods
Approval Management
Token URIs
Collection Metadata
Reservation System
Epochs and Mining
Understanding Epochs
About Epochs
Mining Process
Challenge System
Getting Challenges
Calculating Solutions
Verifying Solutions
Difficulty Adjustment
Submitting Solutions
Preparing Submissions
Signature Requirements
Validation Process
Reward System
OP_NET Node
Setting Up a Node
Installation Guide
Configuration
Audit Reports
Verichain Reports
ABI System
Understanding ABIs
GitHub Documentation
Data Encoding
Binary Operations
Reading Binary Data
Writing Binary Data
Buffer Management
Endianness Handling
Type Encoding
Encoding Primitives
Encoding Arrays
Encoding Structures
Custom Types
Address Operations
Address Maps
Address Sets
Deterministic Collections
Iterator Support
Documentation
Getting Started
Introduction to OP_NET
What is Bitcoin?
Key Concepts and Terminology
What is OP_NET?
How OP_NET Extends Bitcoin
Detailed Architecture
Bitcoin Smart Contracts Explained
Quick Start Guide
Installing the Libraries
Setting Up TypeScript
Configuring Your Environment
Node.js vs Browser Usage
Your First Contract Interaction
Core Concepts
Understanding the Protocol Design
Transaction Types Explained
How Gas Works on Bitcoin
Fee Calculation Methods
Consensus and Block Production
OP_NET vs Metaprotocols
FAQ
Technical FAQ
Bitcoin Addresses
Address System Overview
Bitcoin vs Ethereum Address Philosophy
Bitcoin Addresses Overview
How Private Keys Generate All Addresses
Quantum Support
Legacy Addresses (P2PKH)
Introduction
Transaction Structure
Using P2PKH
Script Hash Addresses (P2SH)
Introduction
Transaction Structure
Using P2SH
Native SegWit (P2WPKH)
Introduction
Transaction Structure
Using P2WPKH
Witness Script Hash (P2WSH)
Introduction
Transaction Structure
Using P2WSH
Taproot Addresses (P2TR)
Introduction
Merklized Alternative Script Trees
Transaction Structure
Using P2TR
OP_NET Contract Addresses (P2OP)
Introduction
Using P2OP
Witness Data Authentication (P2WDA)(Experimental)
Introduction
Technical Architecture
Economics
Operational Capabilities
Advanced Considerations
OP_NET Client Library
Audit Reports
Verichain Reports
Getting Satrted
Overview
Installing the Library
Architecture
Error Handling
General Best Practices
Understanding Providers
What Providers Do
Choosing the Right Provider
Choosing a Network
Provider Abstraction Layer
Provider Best Practices
JSON-RPC Provider
About JSONRpcProvider
Setting Up HTTP Connections
Configuring
Caching
Advanced Techniques
JSON RPC Provider Implementation
Smart Contract Interactions
Interactions Overview
Importing ABI
Contract Types
Contract Code
Instantiating a Contract
Understanding Call Result
Estimate Gas Costs
Simulating a Call
Sending Transaction
Offline Signing
Smart Contract Best Practices
Working with Bitcoin
Get Address Balance
Fetching and Tracking UTXOs
Optimize and Consolidate UTXO
Sending Bitcoin
Batch payment (splitting UTXOs)
Bitcoin Best Practices
Working with Blocks
Block Operations
Block Indexers
Gas Parameters
Block Witnesses
Reorganization Detection
Block Best Practices
Working with Transactions
Fetching Transaction
Transaction Receipts
PoW Challenges
Broadcasting Transactions
Transaction Best Practices
Working with Public Keys
Retrieving Public Key Information
Address Validation
Public Key Service
Public Key Best Practices
Working with Storage
Operations
Storage Best Practices
Working with Epoch
Epoch Operations
Mining Template
Submitting Epochs
Epoch Best Practices
Utilities and Helpers
Bitcoin Utilities
Revert Decoder
Utilities Best Practices
OP_NET Transaction Library
Getting Started
Overview
Installing the Library
Architecture
Quick Start
Working with Addresses
Using Address
Address Verification
Address Best Pratices
Working with EcKeyPair
Using EcKeyPair
EcKeyPair Best Pratices
Working with Mnemonic
Using Mnemonic
Mnemonic Best Pratices
Working with Wallet
Using Wallet
Wallet Best Pratices
Working with MessageSigner
Using MessageSigner
MessageSigner Best Pratices
Reference
Address
AddressVerificator
BitcoinTransferBase
BroadcastedTransaction
BroadcastTransactionOptions
CancelledTransaction
DeploymentResult
EcKeyPair
ICancelTransactionParameters
ICancelTransactionParametersWithoutSigner
IConsolidatedInteractionParameters
IConsolidatedInteractionResult
ICustomTransactionParameters
ICustomTransactionWithoutSigner
IDeploymentParameters
IDeploymentParametersWithoutSigner
IFundingTransactionParameters
IFundingTransactionParametersWithoutSigner
IHashCommittedP2WSH
IInteractionParameters
InteractionParametersWithoutSigner
InteractionResponse
IRevealTransactionResult
ISetupTransactionResult
ITransactionParameters
ITweakedTransactionData
IWallet
MessageSigner
MLDSASignature
Mnemonic
SharedInteractionParameters
TransactionFactory
Wallet
Addresses, Wallets and Messages Signing
Fundamentals
Mnemonic
Wallet Management
Address Class
Address Verification
Message signing
Legacy Addresses (P2PKH)
Introduction
Transaction Structure
Using P2PKH
Script Hash Addresses (P2SH)
Introduction
Transaction Structure
Using P2SH
Native SegWit (P2WPKH)
Introduction
Transaction Structure
Using P2WPKH
Witness Script Hash (P2WSH)
Introduction
Transaction Structure
Using P2WSH
Taproot Addresses (P2TR)
Introduction
Merklized Alternative Script Trees
Transaction Structure
Using P2TR
OP_NET Contract Addresses (P2OP)
Introduction
Using P2OP
Witness Data Authentication (P2WDA)(Experimental)
Introduction
Technical Architecture
Economics
Operational Capabilities
Advanced Considerations
Frontend Integration
Setting Up Your Environment
React (Vite)
Basic examples
Wallet Integration
About Wallet
Introduction
Supported Wallet
Provider Injection
Using WalletConnect
Introduction
Installation
Wallet Detection
Managing Session
WalletConnect Context
Using walletInstance
Event Management
Connecting
Disconnecting
Getting Balances
Getting Wallets Information
Getting Network Information
Switching Networks
Switching Accounts
Signing and Sending Transactions
Signing Messages
OP_WALLET Guide
Setting Up OP_WALLET
Usage
Implementing new Wallet
Introduction
Auto Detection
Connecting and Disconnecting
Utility Functions
Wallet Hooks
Last Steps
Full Example
Hardware Wallet Support
Integration Points
Security Best Practices
Writing smart contracts
Documentation
Github Documentation
Examples and Tutorials
Getting Started Examples
GitHub Examples
Token Standards
OP_20 Tokens
Introduction
Token Metadata
Creating Tokens
Allowance
Allowance by Signatures
Transfer Operations
OP_20 Standard
OP_20 Implementation
OP_721 NFTs
Minting NFTs
Transfer Methods
Approval Management
Token URIs
Collection Metadata
Reservation System
Epochs and Mining
Understanding Epochs
About Epochs
Mining Process
Challenge System
Getting Challenges
Calculating Solutions
Verifying Solutions
Difficulty Adjustment
Submitting Solutions
Preparing Submissions
Signature Requirements
Validation Process
Reward System
OP_NET Node
Setting Up a Node
Installation Guide
Configuration
Audit Reports
Verichain Reports
ABI System
Understanding ABIs
GitHub Documentation
Data Encoding
Binary Operations
Reading Binary Data
Writing Binary Data
Buffer Management
Endianness Handling
Type Encoding
Encoding Primitives
Encoding Arrays
Encoding Structures
Custom Types
Address Operations
Address Maps
Address Sets
Deterministic Collections
Iterator Support
Last updated on: 2026-04-08 16:15
Documentation