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IN FOCUSBitcoin Ethereum Solana DeFi AI & evidence Wallet security PVTY briefing7 OCT 2026 EDITION

THE COMPLETE EDITION

Every story. Every section.

A readable directory of this edition’s articles and resources.

Bitcoin

The less glamorous Bitcoin update that matters to node operators →Where does the change go in a Bitcoin payment? →Your wallet and your node do different jobs →

Ethereum

Beyond the signature: Ethereum’s next safety question →A contract address is the beginning of due diligence →Five questions to ask about a rollup →

Solana

Why Solana applications use so many accounts →The small payment memo with a big accounting job →Your RPC provider is a window, not the whole network →PactVerity: making AI-service claims easier to inspect →

DeFi

Liquidity has a location on the price curve →A price feed needs a clock →Read a DeFi position as a chain of dependencies →

Markets

What a candle tells you—and what it leaves out →Why two crypto price websites can disagree →An unlock calendar is a schedule, not a forecast →

Technology

Can an API be paid without building a profile of its user? →An AI benchmark starts with the dataset →A hash and a signature answer different questions →A green status page is not an SLA measurement →

Sections & resources

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