A story recently circulated in several media outlets: 620,000 bitcoins were allegedly created by mistake, suggesting a possible flaw in the Bitcoin protocol.
This sensational news, reported by newspapers like Les Échos, is largely misleading.

In reality, this incident doesn’t call into question the way Bitcoin works. Rather, it reveals a well-known weakness: that of centralized platforms.
Disinformation: excerpt from the newspaper Les Échos on the Bithumb bug
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Video: 620,000 BTC created by mistake? The truth about the Bithumb bug and the disinformation from Les Échos
Bitcoin Creation… or So It Seems
The events stem from an error on the South Korean platform Bithumb.
Following an internal bug, some user accounts were credited with extremely high amounts, totaling 620,000 bitcoins. At first glance, this information is alarming. If new bitcoins could be created “out of thin air,” it would call into question one of the system’s foundations. But this interpretation is incorrect.
Why is it impossible to create bitcoins by mistake?
The Bitcoin protocol is based on strict and immutable rules:
- A maximum supply fixed at 21 million bitcoins,
- Monetary creation governed by mining, which in turn requires significant energy expenditure,
- Decentralized validation by thousands of nodes.
In practical terms, no single actor—whether a company, a developer, or a platform—can create bitcoins outside of these rules.
If such a creation had actually occurred, the entire network would have been compromised, leading to immediate and massive consequences for the market. However, nothing of the sort happened.
A simple internal error on the Bithumb platform
The explanation is much simpler: it was an internal bug on Bithumb, not a flaw in the Bitcoin protocol.
The displayed amounts were due to an error in the platform’s database. In other words, users saw bitcoins appear… that existed only within the Bitcoin exchange platform’s interface.
This type of incident is like an accounting error at a bank: the displayed figures are incorrect, but that doesn’t mean the money actually exists.
Faced with the situation, Bithumb quickly suspended certain operations, blocked the affected accounts, and corrected the error.
The information had no real impact on the markets, contrary to what the newspaper “Les Echos” reported.

The real issue: dependence on centralized platforms
This incident highlights an often-overlooked reality. Bitcoin is a decentralized system. But its use still largely relies on centralized intermediaries.
These platforms operate with:
- Traditional databases,
- Human teams,
- Fallable computer systems.
They can therefore be subject to errors or even security breaches. In other words, while the Bitcoin protocol is robust, the ecosystem surrounding it is not always.
An illusion of a “printing press”
The idea that this incident proves the existence of a “Bitcoin printing press” is misleading.
No real money was created. Only one platform temporarily gave the illusion that these bitcoins existed. This distinction is crucial.
What if the protocol were actually compromised?
The question deserves to be asked. If, one day, the Bitcoin protocol were actually altered to the point of allowing the arbitrary creation of bitcoins, the consequence would be drastic. Trust would vanish immediately. In such a scenario, the value of Bitcoin would not decrease gradually. It would collapse abruptly, potentially to zero.
The case of the 620,000 bitcoins “created by mistake” does not constitute a flaw in Bitcoin, but an error by a centralized intermediary.
It serves as a reminder of a crucial truth: the protocol may be robust, but the structures that use it remain vulnerable.
Bitcoin has not been compromised. But trust in the platforms still warrants questioning. In the meantime, we remind you of the Costa Rica Freedom event: the meeting of Bitcoin and sovereignty, from April 17 to 19, 2026, in Santa Teresa.
FAQ – Bitcoin and exchange platforms and the Bithumb bug
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