

How Bitcoin Actually Works: A First Principles Guide
From entropy and SHA-256 to proof of work and the 21 million cap: a first principles guide to how Bitcoin works, and what you can verify yourself.
In this article
The best way to quickly reach a Swan Support team member is by Submitting a Help Request online. Swan Support actively monitors and responds to requests within one business day.
For fastest service please submit a help request ticket.
We offer limited phone support during business hours, you can read more here.
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Sometimes, buying and selling Bitcoin can be very confusing. Our Swan Support team is here to help you with any buying and selling issues.
Swan Bitcoin is active on multiple social media platforms.
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The Bitcoin Benefit Plan makes it easy to recruit, reward, and retain top talent with Bitcoin. We handle all the heavy lifting, like creating wallets, converting currency, and routing payments.
Swan Support is always available to help with:
Wallet setup
Currency conversion
Payment routing
… more!
If Swan is having an outage, or if Swan Support is unavailable:
Please visit this page to stay up-to-date regarding an outage that Swan Bitcoin or Swan Support may be experiencing.
Outage or not, you can always visit our FAQ page for more information.
We also have many helpful step-by-step video explanations about how to Buy Bitcoin and solve any wallet or service problems you may be experiencing.
Swan Bitcoin
If you can’t resolve your problem, please submit a request here anytime.
For more information, please visit swan.com.
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Thoughts on Bitcoin from the Swan team and friends.
From entropy and SHA-256 to proof of work and the 21 million cap: a first principles guide to how Bitcoin works, and what you can verify yourself.
A history of every Bitcoin hard fork, from Bitcoin Cash and Bitcoin Gold to the 2026 BIP-110 split, and why each new coin collapsed against Bitcoin.
Managing a substantial Bitcoin position across custody, trusts, retirement accounts, inheritance, and decades of family change is hard. Here is what a serious Bitcoin concierge relationship should solve.








