Thu., Oct. 22, 2026New York 11:34 p.m. ET · London 4:34 a.m. GMT+1 · Singapore 11:34 a.m. GMT+8NY 11:34p · LDN 4:34a · SGP 11:34a

Le Coin / Learning Hub

Learning Hub

Plain-English explainers on how blockchains, stablecoins and crypto infrastructure work. Sourced line by line, versioned, free as PDF.

01 Mechanics only. No prices.
02 Every claim sourced.
03 Versioned with a changelog.

Showing 3 of 23

Latest revision

The first card is the most recently updated dive

L2

Robinhood Chain

Robinhood Chain is an Ethereum layer-2 (L2) blockchain built by Robinhood Markets using Arbitrum technology.

Published v0.4-plainUpdated Oct. 15, 202623 sources

Oracles

Chainlink

Chainlink is an oracle network: it brings outside information, such as asset prices or reserve data, onto blockchains, and moves messages and tokens between chains.

Published v0.3.0Updated Oct. 15, 202617 sources