디지털 자산 시장의 복합적 도전: 양자 내성, 규제 갈등, 거시경제의 교차점
디지털 자산 생태계는 혁신과 파괴의 최전선에서 전례 없는 속도로 진화하며, 기술적 선견지명과 끊이지 않는 규제 마찰이라는 두 가지 특징을 동시에 보여준다. 지난 10년간 이 역동적인 환경을 관찰해 온 연구자로서, 이 산업이 본질적인 암호화 위협부터 전통 금융 시스템…
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Solana's 4,096-Byte Transactions: What v1 Breaks and How to Fix It
Originally published on xroot.dev . Solana's transaction size limit — 1,232 bytes , unchanged since genesis — is being raised to 4,096 bytes . The c…
Where Did This Trade Come From? Attributing DEX Volume in Dune SQL
This is an adapted excerpt from Chapter 6 of my book, The DeFi Data Quick-Start: Reading On-Chain Truth with Dune Analytics . The book goes from you…
Optimize Your GitHub Web3 Portfolio to Impress Global Recruiters
Over the past two decades working with blockchain infrastructure, I've reviewed hundreds of developer profiles. And I can tell you with certainty: y…
What Is a Gnosis Safe? A Developer's Look at the Multi-Sig Vault Wealtii Runs On.
Hey dev.to 👋 Every time I mention that Wealtii holds user funds in a Gnosis Safe multi-signature vault, I get some version of the same question back…
Building SmartContractGuardian: An Agentic AI Approach to Smart Contract Security
Smart contracts are designed to execute financial and business logic automatically, but the same immutability that makes blockchain powerful also ma…
3 Things I Learned Building a Smart Contract Project with Foundry
When I started building my NFT marketplace in Solidity, my main goal was simple: Make it work. But as the project grew, I realized that writing Soli…
블록체인으로 융합하는 금융: 전통 금융의 포용과 암호화폐의 제도권 진입
디지털 자산 시장은 지금 변곡점에 서 있다. 블록체인 기술이 본래 파괴적이고 반체제적인 힘에서 벗어나 전 세계 금융 시스템의 점점 더 통합된 구성 요소로 진화하면서, 심오한 변화를 목격하고 있기 때문이다. 이러한 패러다임 전환은 흥미로운 이중성을 보여준다. 한편으로…
Building an AI Agent That Shops, Gets Audited, and Pays — On Its Own
Written for the All Things Agentic Hackathon (Google). Most "autonomous agent" demos stop at reasoning. This one doesn't: it decides it needs a piec…
Robinhood Chain: Three Things the Docs Don't Say
Originally published on xroot.dev . I spent a day reading Robinhood Chain with eth_call instead of reading about it. Three things turned up that no…
Proof-of-Antiquity vs Proof-of-Stake: Why Hardware Diversity Beats Wealth Concentration
When Satoshi Nakamoto designed Bitcoin's Proof-of-Work consensus, the goal was simple: one CPU, one vote. What actually happened was very different.…
Old Iron Earns More: A Technical Look at RustChain Proof-of-Antiquity
Old Iron Earns More: A Technical Look at RustChain's Proof-of-Antiquity Why I'm Writing This I came across RustChain while looking at experimental c…
Nova Pallas/Vesta in the kernel: how IONA OS does recursive proofs without trusted setup
Most blockchains verify transactions one by one. IONA Protocol verifies thousands at once — inside the kernel, using recursive SNARKs. I've been bui…
Solana's 90% Rent Cut: The Economics of SIMD-0437
Originally published on xroot.dev . Every account on Solana carries a refundable SOL deposit — and the network just cut the price of that deposit by…
What Your Multisig Threshold Actually Protects
I've been digging into multisig configurations for bridge and protocol security reviews. The threshold gets all the attention — 3-of-5, 4-of-7, what…
Native AA Delayed, ERC-4337 Gets a Reality Check, EOA Migration Debated, Ethereum Drops Poseidon
Welcome to our weekly digest, where we unpack the latest in account and chain abstraction and the broader infrastructure shaping Ethereum. This week…
I searched 'Sepolia' in my wallet's network list and got 20+ similar names. Here's the one number that actually matters.
I ran the network search for "Sepolia" inside my wallet extension and got a wall of near-identical names: "zkSync Sepolia," "Binary Sepolia," over 2…
60-Second TWAP Settlement on Polymarket: Detailed Impact Analysis
Polymarket’s short-duration crypto Up/Down markets now settle on a 60-second Chainlink TWAP for 5-minute, 15-minute, and 4-hour contracts. This is n…
Stop Hand-Rolling Your Arkham API Client: Meet arkham-go
Working with on-chain intelligence is rarely difficult because of a single HTTP request. The hard part is everything that surrounds the request: mod…
What If the Blockchain Could Judge Your Bluff Without Seeing Your Dice?
Liar’s Dice sounds like a perfect game to put onchain. The rules are simple, every move can be verified, and you don’t need a centralized game serve…
Grid Bot vs Concentrated Liquidity Pool Comparison | Real Test Results
I ran two strategies on the same price range: a grid trading bot on Pionex and a liquidity pool position on VFat (CL10, WETH/USDC on Base). Same ran…
Redbelly Network: A Builder's Troubleshooting Guide
A working troubleshooting reference for developers deploying on Redbelly — written from the Developer Portal's current documentation, not from guess…
Stablecoin Payments Are Becoming a Developer Problem
Stablecoins have spent years inside crypto trading. Their role in payments is becoming much more interesting. Yellow Card recently raised $40 millio…
MetaMask launches its agent wallet, Glamsterdam Testnet goes public, a lattice-crypto attack draws doubt, NEAR Intents unifies liquidity
Welcome to our weekly digest, where we unpack the latest in account and chain abstraction and the broader infrastructure shaping Ethereum. This week…
X402 Battle Scars
Shipping x402 on Solana: three failures the docs don't mention I put a paper-trading lab's telemetry up for sale over x402 — 8 endpoints on a Cloudf…
The Agentic Economy Needs a Market for Work
Most AI agents still live inside a chat window. They can write code, search for information, call an API, or prepare a document, but they usually st…
Designing a Utility-First Solana Product Ecosystem
By ARMCP_Team. The author is affiliated with ARMCP, which is used as a disclosed architecture case. This tutorial is educational and does not provid…
Ingesting the Solana Firehose: High-Throughput Decoding with Rust
In Part 1: Economics & System Design , we established the blueprint. We proved that by optimizing Helius RPC subscriptions and decoupling our in…
x402 Protocol Explained: How AI Agents Pay for APIs and Why It Changes Everything
The x402 protocol is an open, HTTP-native payment standard for digital resources. Built on the HTTP 402 status code, it was created by Coinbase and…
Cross-Chain USDT Payouts: TRC-20 vs BEP-20 vs Arbitrum vs TON
Cross-Chain USDT Payouts: TRC-20 vs BEP-20 vs Arbitrum vs TON If you've built any kind of automated system that pays out users—whether it's an AI ag…