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Basic API

Core UR types used across all chain integrations for Air-Gap offline signing.

Types

TypeDescription
CryptoHDKeyHierarchical deterministic key information (extended public key)
CryptoCoinInfoCryptocurrency type and network info
CryptoKeypathBIP-44 derivation path representation

Usage

These types are building blocks for chain-specific sign requests:

  • CryptoHDKey – Obtained from device, contains xpub for address derivation
  • CryptoKeypath – Specify which key to use for signing
  • CryptoCoinInfo – Identify the target chain/network

Packages

npm install @keystonehq/bc-ur-registry
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