Private by design — BTCHEIR never connects to a wallet
BTCHEIR
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NAMED PRIMARY AND AUTHORITATIVE MATERIAL

Source library

These are the main public materials used to check BTCHEIR’s technical, custody, legal-example, and security claims. Listing a source does not imply its author or publisher endorses BTCHEIR.

01

protocol

Bitcoin: A Peer-to-Peer Electronic Cash System

Author / publisher
Satoshi Nakamoto · Bitcoin.org
How BTCHEIR uses it
Bitcoin ownership, signatures, and the absence of an account administrator in the protocol.
Important limit
A protocol paper, not inheritance, legal, or wallet-operation guidance.
Open original source ↗
02

protocol

BIP 32: Hierarchical Deterministic Wallets

Author / publisher
Pieter Wuille · Bitcoin BIPs repository
How BTCHEIR uses it
How wallet keys can be derived from a root and why extended keys require special care.
Important limit
A technical standard, not a recommendation for any particular custody design.
Open original source ↗
03

protocol

BIP 39: Mnemonic Code for Generating Deterministic Keys

Author / publisher
Marek Palatinus, Pavol Rusnak, Aaron Voisine, Sean Bowe · Bitcoin BIPs repository
How BTCHEIR uses it
The relationship between mnemonic words, wallet seeds, and an optional passphrase.
Important limit
Not every wallet uses BIP 39; always verify the actual wallet and its current documentation.
Open original source ↗
04

protocol

BIP 380: Output Script Descriptors General Operation

Author / publisher
Pieter Wuille, Ava Chow · Bitcoin BIPs repository
How BTCHEIR uses it
Why keys alone may be insufficient to reconstruct script type, derivation paths, or a multisig wallet.
Important limit
Descriptors may expose public-key and transaction-history information and should be treated as privacy-sensitive.
Open original source ↗
05

wallet

Support for Output Descriptors in Bitcoin Core

Author / publisher
Bitcoin Core contributors · Bitcoin Core
How BTCHEIR uses it
Practical descriptor terminology and how multisig scripts and derivation paths are represented.
Important limit
Software documentation changes; verify the version and wallet implementation you actually use.
Open original source ↗
06

wallet

What is a passphrase?

Author / publisher
Trezor documentation team · Trezor Knowledge Base / SatoshiLabs
How BTCHEIR uses it
The operational consequences of an optional passphrase, including the creation of a different wallet for every entry.
Important limit
Product documentation; details may not apply to other hardware or software wallets.
Open original source ↗
07

custody

Accessing a deceased family member’s Coinbase account

Author / publisher
Coinbase · Coinbase Help Center
How BTCHEIR uses it
An example of a custodian’s document-based estate transfer process.
Important limit
Applies only to Coinbase’s current process; other custodians and regions differ.
Open original source ↗
08

legal

Making a will

Author / publisher
UK Government · GOV.UK
How BTCHEIR uses it
A concrete example of formal validity, executors, safe storage, and periodic review in one jurisdiction.
Important limit
Jurisdiction-specific. It is not legal guidance for people outside the relevant parts of the United Kingdom.
Open original source ↗
09

security

Secure Our World: Phishing Tip Sheet

Author / publisher
CISA · Cybersecurity and Infrastructure Security Agency
How BTCHEIR uses it
General warning signs for urgent, unsolicited messages and suspicious links.
Important limit
General cybersecurity guidance, not Bitcoin recovery instructions.
Open original source ↗