Ask/Knowledge Atlas/Extended public keys
Custody · Modern Bitcoin

Extended public keys

An extended public key can derive a branch of public keys and addresses without exposing the corresponding private spending keys.

Context

Why it matters

An extended public key can derive a branch of public keys and addresses without exposing the corresponding private spending keys.

Canonical knowledge

What California Bitcoin maintains

  • An extended public key can derive a branch of public keys and addresses without exposing the corresponding private spending keys.

Primary and technical sources

Evidence before assertion
Bitcoin Developer Documentation

Bitcoin.org

Tier — · technicalBitcoin: A Peer-to-Peer Electronic Cash System

Satoshi Nakamoto

Tier 1 · primary

Related concepts

Continue through the knowledge graph
Bitcoin walletsPrivate keysPublic keysSeed phrases
Machine accessAgent-ready
https://californiabitcoin.org/api/agent/v1/topic/xpubhttps://californiabitcoin.org/api/agent/v1/search?q=Extended%20public%20keyshttps://californiabitcoin.org/api/agent/v1/coveragehttps://californiabitcoin.org/api/agent/v1/sources