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# bitcoin

Discussions specifically about Bitcoin protocol, economics, and culture.

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How to Prove a File Existed Before a Certain Date Using Bitcoin (Without Running a Node)

How to Prove a File Existed Before a Certain Date Using Bitcoin (Without Running a Node)

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4 min read
Fourteen Shell Companies, One Spy Agency, and Why Bot Traffic Is Cheap Until It Is Not

Fourteen Shell Companies, One Spy Agency, and Why Bot Traffic Is Cheap Until It Is Not

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5 min read
Trustless Bug Bounty Releases with a PoW-Gated DLC Oracle

Trustless Bug Bounty Releases with a PoW-Gated DLC Oracle

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5 min read
ECDSA - The Math That Only Goes One Way

ECDSA - The Math That Only Goes One Way

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3 min read
Why Bitcoin Core RPC is Too Slow for High-Frequency Trading (And How to Fix It)

Why Bitcoin Core RPC is Too Slow for High-Frequency Trading (And How to Fix It)

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2 min read
Don't Put Your Brokerage Key Inside an AI Agent

Don't Put Your Brokerage Key Inside an AI Agent

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8 min read
Add PoW-skip + Lightning payments to any MCP server in 10 lines

Add PoW-skip + Lightning payments to any MCP server in 10 lines

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3 min read
I Thought I Understood Bitcoin. I Was Wrong

I Thought I Understood Bitcoin. I Was Wrong

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5 min read
How to Design a Game Economy: Sources, Sinks, Loops, and Balance

How to Design a Game Economy: Sources, Sinks, Loops, and Balance

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8 min read
The Bitcoin Journey at Btrust

The Bitcoin Journey at Btrust

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2 min read
From Bitcoin User to Bitcoin Developer: What Six Weeks of Mastering Bitcoin Actually Taught Me

From Bitcoin User to Bitcoin Developer: What Six Weeks of Mastering Bitcoin Actually Taught Me

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4 min read
Bitcoin’s Secret Math: Modular Arithmetic & Finite Fields

Bitcoin’s Secret Math: Modular Arithmetic & Finite Fields

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3 min read
My Mastering Bitcoin Journey

My Mastering Bitcoin Journey

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4 min read
Your Agent Needs an Identity Before It Transacts

Your Agent Needs an Identity Before It Transacts

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5 min read
Adding Lightning L402 payments to any AI agent framework in 5 lines

Adding Lightning L402 payments to any AI agent framework in 5 lines

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3 min read
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