21MERIDIAN 2140
30 / 104BIP32

HD wallet

A hierarchical deterministic wallet derives many keys and accounts from one root secret.

A hierarchical deterministic wallet derives many keys and accounts from one root secret.

A hierarchical deterministic wallet derives many keys and accounts from one root secret. This coordinate is placed in the wider system through its protocol, economic and historical relationships.

Understanding HD wallet helps distinguish a verifiable Bitcoin mechanism or historical record from slogans, products and market narratives.

01

Linked to related atlas coordinates

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Grounded in a source record

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Explains function and trade-offs

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Part of the open Bitcoin knowledge graph

DOC · 001BIP 32: Hierarchical Deterministic WalletsSpecification
Reviewed 25 July 2026Source-first · No investment advice