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Kowshik K R MAug 31 · 3 min read

We Just Launched Krionex: A Non-Custodial Workspace for Deploying Smart Contracts Across 14 EVM Networks

Today, Krionex is live on Product Hunt — and this is the first time we're properly writing about what we've built and why. The problem we kept running into Launching a smart contract is never really o

krionex.hashnode.dev

Kenzo ARAIApr 25 · 11 min read

$5.3M Address Poisoning Network: Two Months Later

TL;DR 854 new operator wallets funded by the same Master Funder in the past 60 days $16.8M USDT processed by the Ethereum collector from 1,450 unique senders $1.2M USDC processed by the Polygon col

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Kelvin R. TobiasApr 22 · 6 min read

Hello_LLM: Calling Claude from Python, C#, and R — Why Biotech Engineers Need All Three

The Problem You've trained a protein-folding model in Python. The biotech company's lab management system runs on C#. Your statistical validation team works in R. You need to call Claude across all th

kelvinintech.hashnode.dev

Craig SolomonApr 20 · 5 min read

Verify Blockchain Timestamps with Python and SHA-256

You get a file from a client who claims they created it last month. They show you a blockchain timestamp as proof. How do you verify that timestamp is legitimate without trusting their word? I built P

craigsolomon.hashnode.dev

Minaal NaikFeb 20 · 2 min read

Smart Contracts — Agreements Written in Code

Welcome to Day 5 of "Mastering Blockchain"! In our journey so far, we've explored the foundational concepts: the "why" of decentralization, the structure of the shared ledger, and the unbreakable secu

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Xeer TechnologyFeb 2 · 3 min read

Polygon Blockchain: A Complete Guide to Ethereum Scaling and Web3 Innovation

Introduction As blockchain adoption grows, scalability has become one of the biggest challenges for decentralized networks—especially Ethereum. High gas fees and slow transaction speeds limit user experience and mass adoption. This is where Polygon B...

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SingulariteerDec 8, 2025 · 7 min read

Parsing Polymarket On-Chain Events Using Golang

💡 I was frustrated that there is no place on the internet where I can just download or/and analyze data from prediction markets - so I am building one. What you need Access to the Polygon network, I use Alchemy for that, they have pretty generous...

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Web3EcoOct 31, 2025 · 2 min read

🌱 Weekly Digest: Climate, Real Assets & Tokenization in Web3

The intersection of sustainability, finance, and blockchain is rapidly shaping the next generation of investments. From climate adaptation gaps to tokenized real-world assets (RWA), the signals are clear: the future of investing is tangible, transpar...

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Blockchain Exchange GuideOct 20, 2025 · 8 min read

How to Use OKX Bridge to Polygon – Step‑by‑Step Guide

1. Introduction: Why OKX Bridge and Polygon Matter in 2025 In the rapidly evolving world of decentralized finance, moving assets across blockchains is no longer a luxury—it's a necessity. Polygon (formerly Matic) has cemented its place as a high‑thro...

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Blockchain Exchange GuideOct 20, 2025 · 7 min read

How to Use OKX Bridge to Polygon: Step‑by‑Step Guide & Tips

Introduction to OKX Bridge & Polygon What is OKX Bridge? OKX Bridge is a cross‑chain interoperability solution developed by the cryptocurrency exchange OKX. It enables fast, low‑cost transfers of assets between multiple blockchain ecosystems, includi...