> ## 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.

# Cardano

> Cardano uses an extended-UTXO model and a layered architecture built through formal, peer-reviewed research.

# Cardano

Cardano uses an extended-UTXO model and a layered architecture built through formal, peer-reviewed research.

**A research-driven, peer-reviewed proof-of-stake blockchain.**

Cardano uses an extended-UTXO model and a layered architecture built through formal, peer-reviewed research.

## Resource details

* **Organization:** Cardano Foundation
* **Category:** Layer 1
* **Difficulty:** intermediate
* **Official:** Yes
* **Editorial label:** Solid Reference

## Official resource

[Visit Cardano](https://cardano.org)

## Related knowledge

* [Ethereum.org](/generated/v2/resources/ethereum-org) — resource
* [Ethereum.org](/generated/v2/resources/ethereum-org) — related-resource
* [Polkadot](/generated/v2/resources/polkadot) — resource
* [Polkadot](/generated/v2/resources/polkadot) — related-resource

***

**Canonical knowledge ID:** `resource:cardano`