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Blockchain 101 - A Visual Demo

Anders Brownworth · tutorial · Watch on YouTube

CryptographyAlgorithms & data structures

What it is

Anders Brownworth gives a basic visual introduction to blockchain using an interactive web demo, covering SHA256 hashes, blocks, chains, distribution, tokens and coinbase transactions.

Why Hacker News recommends it

HN repeatedly recommends it as the best ground-up, non-hype introduction for people who want to understand what a blockchain actually is.

  • 3 people recommended it
  • 3 different months
  • 2 strong recommendations
  • first 2017, last 2025

What HN commenters said

  1. “this video is a fantastic introduction”

    Basic visual introduction to blockchain.

    dave7, 2017-08 · Strong recommendation · in “Storj: Not a Dropbox Killer”

  2. “It explains from ground up without getting complicated”

    Ground-up blockchain explanation that demystifies it for non-technical people.

    andreasklinger, 2017-10 · Strong recommendation · in “Blockchains explained visually (part 1 of 2)”

  3. “this video is a really good intro”

    Good introduction to what a blockchain actually is.

    phn, 2018-02 · Recommendation · in “Ask HN: Would like to learn blockchain tech, where do I start? What to build?”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: blockchain, sha256, hashing, bitcoin, visual demo

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