About 10 minutes with practice. You only need something to take notes with. No real wallet details or payments are part of this lesson.
Course contents · Lesson 14 of 21
- Bitcoin without jargon · Marked complete
- Keys, custody and keeping control · Marked complete
- Payments for humans, including Lightning · Marked complete
- Money, prices and units · Marked complete
- Follow a payment from request to receipt · Marked complete
- Addresses, networks and QR codes · Marked complete
- Confirmations and patience · Marked complete
- Fees buy scarce block space · Marked complete
- Backups before dependence · Marked complete
- Scams, urgency and trusted routes · Marked complete
- Privacy is a practice · Marked complete
- Custody is a relationship · Marked complete
- Reading a Lightning invoice · Marked complete
- Exchanges and access to bitcoin · Marked complete
- Volatility and practical planning · Marked complete
- A fair invoice for creative work · Marked complete
- Donations with accountable purpose · Marked complete
- Proof of work and honest energy questions · Marked complete
- Bitcoin and Litecoin: related ideas, separate networks · Marked complete
- Read Bitcoin news with a source trail · Marked complete
- Capstone: welcome a newcomer safely · Marked complete
What you will learn
- Separate exchange records from on-chain holdings.
- Identify withdrawal and identity dependencies.
Trading and settlement are different
An exchange can match orders or record trades within its own system. That account activity is not necessarily a new Bitcoin transaction for every trade. An account balance may be a claim against the operator until a supported withdrawal reaches a destination under your control. A screenshot of trading activity cannot establish the state of the Bitcoin chain.
Read the service relationship
Before assessing any provider, identify its actual operator, custody model, eligibility, fees and withdrawal rules. Requirements can vary by jurisdiction and change over time. This course does not choose an exchange, tell you to bypass restrictions or advise a purchase. It teaches the questions needed to understand what a service does and where its promises begin.
Separate a service failure from a protocol failure
Imagine a platform pauses withdrawals while Bitcoin blocks continue to arrive. Those observations are compatible: the platform and the network are different systems. Conversely, a functioning login does not establish that withdrawals will succeed. In a comparison table, record the asset quantity, whether it is a provider claim, the available exit method and the evidence supporting each entry. Leave missing facts marked unknown rather than filling them with confidence from branding.
Practice on paper
A fictional exchange shows 50,000 sats after an internal purchase, but provides no transaction identifier. Does that prove deception or an on-chain receipt?
Reveal the worked answer
Neither. Internal accounting may be normal for that service. You need the custody and withdrawal terms and evidence of any actual withdrawal before claiming on-chain settlement.
Check your understanding
Choose an answer in your head or on paper, then reveal the explanation. Retry whenever you like. Answers are not submitted or scored; completion marks are your own learning notes.
1. Does every exchange trade require a new Bitcoin block entry?
- Yes
- No
Reveal answer 1
No. Exchanges can maintain internal ledgers.
2. Does a working login prove that funds can be withdrawn?
- Yes
- No
Reveal answer 2
No. Access and withdrawal capability are different.
Take this with you
Identify the operator’s promise separately from Bitcoin’s rules.
Your learning, at your pace
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