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Blockchain

A decentralized, distributed, and oftentimes public, digital ledger consisting of records called blocks that are used to record transactions across many computers so that any involved block cannot be altered retroactively, without the alteration of all subsequent blocks.

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From Web1 to Web3: How the Internet Evolved from Read to Ownership

From Web1 to Web3: How the Internet Evolved from Read to Ownership

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5 min read
How I aggregate 5 price sources into one confidence-scored feed for AI agents

How I aggregate 5 price sources into one confidence-scored feed for AI agents

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4 min read
OneKey Classic 1S Review (vs Ledger) — My Honest Take After 7 Years

OneKey Classic 1S Review (vs Ledger) — My Honest Take After 7 Years

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4 min read
How AI Agents Are Finding Smart Contract Vulnerabilities That Humans Miss

How AI Agents Are Finding Smart Contract Vulnerabilities That Humans Miss

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2 min read
Dev Journal — Building a Non-Custodial Token Tool on Solana

Dev Journal — Building a Non-Custodial Token Tool on Solana

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1 min read
Architecting Account Abstraction: EOA vs. ERC-4337 vs. zkSync Native AA

Architecting Account Abstraction: EOA vs. ERC-4337 vs. zkSync Native AA

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4 min read
Blind Vaults

Blind Vaults

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8 min read
Solana Broke My Brain (Again) - Understanding the Account Model

Solana Broke My Brain (Again) - Understanding the Account Model

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2 min read
CodexBar: Open-Source Tool for OpenAI Codex and Claude Code Usage Stats

CodexBar: Open-Source Tool for OpenAI Codex and Claude Code Usage Stats

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1 min read
Building a Blockchain Garden Tracker for Earth Day

DEV Weekend Challenge: Earth Day

Building a Blockchain Garden Tracker for Earth Day

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2 min read
From Web2 to Web3: My First Solana Tokens

From Web2 to Web3: My First Solana Tokens

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3 min read
Top 6 Cryptocurrency Data APIs: Comprehensive Comparison (2026)

Top 6 Cryptocurrency Data APIs: Comprehensive Comparison (2026)

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8 min read
I Left Web3 in 2022. I Returned to an AI Security Crisis.

I Left Web3 in 2022. I Returned to an AI Security Crisis.

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1 min read
Everyone is building a "settlement layer." There are two of them.

Everyone is building a "settlement layer." There are two of them.

2
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5 min read
How to Prove a File Existed Before a Certain Date Using Bitcoin (21 Sats, No Account)

How to Prove a File Existed Before a Certain Date Using Bitcoin (21 Sats, No Account)

Comments 1
4 min read
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