Ask/Knowledge Atlas/Cryptographic hash functions
Cryptography · 1970s–present

Cryptographic hash functions

A cryptographic hash maps arbitrary data to a fixed-size digest and is designed to resist collisions and reversal.

Context

Why it matters

Bitcoin uses hashing throughout mining, block construction, addresses, commitments, and transaction identifiers.

Canonical knowledge

What California Bitcoin maintains

  • A cryptographic hash maps arbitrary data to a fixed-size digest and is designed to resist collisions and reversal.

Primary and technical sources

Evidence before assertion
Satoshi Nakamoto Institute

Satoshi Nakamoto Institute

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

Satoshi Nakamoto

Tier 1 · primary

Related concepts

Continue through the knowledge graph
Public-key cryptographyDigital signaturesMerkle trees
Machine accessAgent-ready
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