0.1 Release

Library overview

• Paradigms: generic APIs for L1/L3 best practices
  • Client-side validation
  • Single-use-seals
  • Strict encoding
• Bitcoin protocol: extensions to bitcoin crate and L2/L3 APIs
  • Deterministic bitcoin commitments (DBC) based on LNPBP1-4 standard
  • Tagged hashes: additional procedures for working with Tapproot-style
    tagged hashes
  • Short bitcoin identifiers based on LNPBP-4 standard
  • Resolver API for requesting transaction graph using providers (like
    Bitcoin Core RPC, Electrum Server API etc)
  • Chains, chain parameters and universal asset identifiers
  • Script types for differentiating script cycle through different
    transaction parts
  • Transaction-output-based single-use-seals: bitcoin-specific
    implementation of single-use-seals
• RGB: confidential smart-contract system for Bitcoin & Lightning Network
  based on client-side validation paradigm (LNPBP11-13 standards)
  • Schema: structure defining contract creation and evolution rules and
    restrictions
  • Contracts: data types for contract lifecycle
  • Scripting with embedded procedures for fungible assets
    The library implements RGB Core v1 release candidate set of standards
• Lightning networking protocol: generalized P2P and RPC networking APIs
  based on the original Lightning standard; early preview
  • Universal P2P node ids supporting IPv4, IPv6, Onion v2 and v3 addresses and
    public keys
  • Feature vectors for defining and workinf with set of feature bits
  • LNP networking with ZMQ sockets for RPC interfaces

Major changes since RC2

• Support for Rust stable and MSRV reduction to 1.41.1
• Custom forks for upstream bitcoin-related dependencies are changed onto the
  latest publicly-released versions

Breaking changes since RC2

• Updated taproot-based hashed tag system (BIP-340) according to the most
  recent specs.
• RGB Amount renamed into AtomicValue
• RGB amount mod renamed into value
• RGB seal definitions and related structures are now Copy and returned by
  value