cryptocurrency

A two-part case study on building an ERC-20 rewards service in Go, covering goroutines, replicas, and the consistency problems that surface before a transaction is signed. Part 1 tackles nonce sequencing and idempotency. TL;DR A crypto payments backend holds state in two systems that disagree often: Postgres and the Ethereum chain. Consistency breaks at three points in an ERC-20 (Ethereum's fungi…

Bitcoin is the first cryptocurrency and enjoys popularity as it has the highest market capitalization. The meteoric price rise and dramatic drops of Bitcoin have captured the attention of almost everyone in the world. As of late May 2025, the price of Bitcoin had reached $112,000, an all-time high. The Bitcoin price trajectory has always [...] The post Analyzing Bitcoin’s Price Trajectory: Can It…

The emergence of Bitcoin as a cryptocurrency has been nothing short of revolutionary. The decentralized cryptocurrency has proved that it is possible to make payments without relying on conventional fiat currencies. Bitcoins first came into existence in the year 2008. Since then, the popularity of these novel currencies has reached new heights. This is evident [...] The post The Role of Bitcoin i…

This cryptocurrency is one of the oldest along with bitcoin and lightcoin. Appeared in 2013.  The coin is unique in its own way, as it uses special cryptographic principles and is controlled by a decentralized market of miners.  It is true that the basic principle of operation was taken from Satoshi Nakamoto.  From the history… Overview of Primecoin (XPM) cryptocurrency: technology, mining, prosp…

Cryptocurrency is a form of digital currency that uses encryption techniques to control the creation of new units and verify transactions, and it has already gained a lot of attention due to the growing use of cryptocurrencies. Unlike traditional currencies like the U.S. dollar that central banks issue, cryptocurrencies operate independently of governments or banks. […] The post Can Digital Curre…

On June 15, 2023, our co-founder Professor Dr. Ingo Fiedler led an event course on the topic "Bitcoin, Ethereum, Ripple & Co. - About Cryptocurrencies and the Abolition of Cash. Digitalization in the German Financial and Banking System of the Future." within the Study Program Q+ at Johannes Gutenberg University Mainz.

By using a synthetic difference-in-difference methodology approach, the newly published article reveals that a group of AI-crypto-assets curated by CoinGecko enjoyed a price boost of at least 10.7% and 35.5% beyond non-AI-crypto-assets in the one-month and two-month period after the ChatGPT launch.

When I first found out that the UK Treasury proposes to issue Non-Fungible Tokens (NFTs) as part of a general push to make Britain a world centre for crypto-currency, I assumed that this was a Boris Johnson stunt. The obvious model is El Salvador, where Johnson-style demagogue Nayib Bukele has made Bitcoin legal tender, with […]

Bitcoin, and more generally, cryptocurrencies, are often described as a new type of money. In this post, we argue that this is a misconception. Bitcoin may be money, but it is not a new type of money. To see what is truly new about Bitcoin, it is useful to make a distinction between “money,” the asset that is being exchanged, and the “exchange mechanism,” that is, the method or process through wh…

Economist William Luther on the popularity of cryptocurrencies, attitudes toward the blockchain, and the future of the Bitcoin market The post Bitcoin first appeared on Serious Science .