> ## Documentation Index
> Fetch the complete documentation index at: https://docs.theblockchainlibrary.com/llms.txt
> Use this file to discover all available pages before exploring further.

# State Machine

> A computational model where a system moves from one defined state to another according to deterministic transition rules.

# State Machine

A computational model where a system moves from one defined state to another according to deterministic transition rules.

## Definition

A computational model where a system moves from one defined state to another according to deterministic transition rules.

## Why it matters

Execution concepts explain how transactions change blockchain state in a deterministic way.

## Related knowledge

* [Blockchain](/categories/blockchain) — term
* [Cryptography](/categories/cryptography) — term
* [Web3](/categories/web3) — term

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**Canonical knowledge ID:** `glossary:state-machine`