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Video Lesson

Lesson 10 — On-Chain Data I

Learn the basics of on-chain data, including transactions, wallet activity, exchange flows, transaction hashes, and blockchain explorers.

Lesson 10 15:01 Crypto and Blockchain Fundamentals: Bitcoin, Ethereum, DeFi, NFTs, and On-Chain Data
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Lesson Notes

On-chain data is information recorded directly on a blockchain. It can include transactions, wallet balances, token transfers, smart contract interactions, exchange flows, and network activity. Unlike private exchange data, on-chain data is often publicly visible.

This lesson introduces on-chain analysis as a tool for understanding blockchain behavior beyond price charts. Students learn how to use blockchain explorers, read basic transaction information, identify sender and receiver addresses, and understand transaction hashes.

On-chain data can help analysts observe wallet movements, exchange inflows and outflows, accumulation patterns, distribution behavior, and protocol usage. However, interpretation must be careful. A transaction does not always mean buying or selling. An exchange inflow may suggest potential selling, but it is not proof.

Students learn that on-chain data is evidence, not certainty. It becomes more useful when combined with price action, market structure, sentiment, liquidity, and broader context.

The goal is to give students practical blockchain visibility and teach them not to overinterpret isolated data points.

Homework

1. Use a blockchain explorer to view one transaction.
2. Identify sender, receiver, amount, and transaction hash.
3. Find one wallet with multiple transactions and describe its activity.
4. Write one example of how on-chain data can be misinterpreted.

Quiz / Exam Questions
  1. 1. What is on-chain data?
  2. 2. What is a transaction hash?
  3. 3. What can exchange inflows suggest?
  4. 4. Why is wallet movement not always proof of selling?
  5. 5. Why should on-chain data be combined with other analysis?