---
name: Adam Back
swag_score: 5
date_added: null
image: "https://assets.0xhoneyjar.xyz/Mibera/traits/SS5_cypherpunk_Adam%20Back.webp"
---

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  <img src="https://assets.0xhoneyjar.xyz/Mibera/traits/SS5_cypherpunk_Adam%20Back.webp" alt="Adam Back" width="320" />
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# Adam Back

## Visual Elements


## Cultural Context

Adam Back invented Hashcash in 1997, a proof-of-work system that became the direct foundation for Bitcoin's mining mechanism. He was one of the first people Satoshi Nakamoto contacted when developing Bitcoin.

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## Justification

Cypherpunk pioneer who invented Hashcash, the proof-of-work system directly cited in the Bitcoin whitepaper. Foundational to the cryptographic lineage the collection traces.
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**Swag Score:** 5