---
title: "Discussion on \"Writing a Smart Contract: Proof of Existence\" | Hashnode"
description: "Discussion on \"Writing a Smart Contract: Proof of Existence\". Designing, Building, and Understanding a Real-World Smart Contract"
url: "https://hashnode.com/posts/writing-a-smart-contract-proof-of-existence/6998f6e83dc17c48620a10bd"
---

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# [Writing a Smart Contract: Proof of Existence](https://harystyles.hashnode.dev/writing-a-smart-contract-proof-of-existence?utm_source=hashnode&utm_medium=feed)

Designing, Building, and Understanding a Real-World Smart Contract

Feb 21 · 35 min read · harystyles.hashnode.dev  
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## Written by

[Harrison Eze](https://hashnode.com/@dharystyles)

@dharystyles

  
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I write because I mind

In my free time iwrite and raise my voice in toast.

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