# What is ETH/Ethereum? ### ๐Ÿ” Summary At its core, **Ethereum is a distributed ledger** that uses blockchain to securely record transactions. Unlike traditional centralized systems, Ethereum introduces **smart contract** functionality โ€” allowing developers to create applications with built-in, automated logic that executes in a **trustless, decentralized environment**. *** ### ๐ŸŒ Why Does Ethereum Matter? Ethereum is important because it enables a **borderless digital economy**. With nothing more than an internet connection, anyone in the world can: * Access decentralized financial services (DeFi) * Participate in blockchain-based games or communities * Buy, sell, or create NFTs * Use apps without relying on banks, governments, or third parties > ๐Ÿ”’ Ethereum removes the need for middlemen โ€” ensuring transactions are **secure**, **censorship-resistant**, and **verifiable** on-chain. *** ### โš™๏ธ What Are Smart Contracts? Despite the name, **smart contracts** arenโ€™t legal agreements โ€” theyโ€™re **lines of code** stored on the blockchain. * A smart contract **executes automatically** when pre-defined conditions are met * It produces the **same result for everyone**, every time * Think of it like a **vending machine**: insert a token, get a snack โ€” no human approval needed Smart contracts are what make **NFTs**, **DeFi**, and **DApps** possible. *** ### ๐Ÿงฑ What Are Decentralized Applications (DApps)? **DApps** are blockchain-based applications that run on smart contracts. These can include: * ๐ŸŽฎ Games * ๐Ÿ–ผ๏ธ Digital collectibles (like NFTs) * ๐Ÿ—ณ๏ธ Online voting systems * ๐Ÿ’ธ Financial tools like lending, staking, and exchanges Because Ethereum is **Turing-complete**, developers can build virtually **any kind of application** โ€” limited only by their creativity and technical skills. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.mintable.app/nft-basics/what-is-eth-ethereum.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.