Blockchain.io: A Cryptocurrency Exchange Integrating Centralized and Decentralized Settlement
The Blockchain.io whitepaper was written and published by the Blockchain.io project team in early 2018, against the backdrop of a growing demand in the cryptocurrency market for secure, compliant, and efficient trading platforms. Its aim was to combine the efficiency of centralized trading with the security of decentralized settlement, responding to the market’s need for trust and transparency.
The theme of the Blockchain.io whitepaper focuses on building a cryptocurrency trading platform that combines the advantages of centralization and decentralization. Blockchain.io’s uniqueness lies in its proposal and implementation of decentralized settlement through cross-chain atomic swaps, while also providing a high-performance centralized trading engine and strict compliance guarantees; the significance of Blockchain.io is that it offers individual and institutional investors a secure, transparent, and efficient crypto asset trading environment, aiming to eliminate counterparty risk and promote the widespread adoption of cryptocurrencies.
The original intention of Blockchain.io was to create a trustworthy, fully dedicated hybrid platform for cryptocurrency trading. The core viewpoint presented in the Blockchain.io whitepaper is: by integrating the low latency of centralized trading with the trustless mechanism of decentralized settlement, it achieves efficient and transparent crypto asset trading while ensuring ultimate security and compliance with European regulations.
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What is Blockchain.io
Friends, today let’s talk about a blockchain project called Blockchain.io (abbreviated as BCIO). You can think of it as a “supermarket” or “exchange” for digital currencies. Its goal is to provide a secure, reliable, and EU-compliant place for people to conveniently buy and sell various digital currencies, just like we trade stocks on a stock exchange.
This project was launched in 2018 by a team called Paymium.com, which itself is the first European exchange to support Euro-to-Bitcoin trading. So, Blockchain.io can be seen as an extension of their experience in this field, focusing on providing a more professional cryptocurrency trading platform.
Its core idea is to combine the advantages of two models: one is the high efficiency of a “centralized exchange”, like the banks or Alipay we use daily, with fast transaction speeds; the other is the security of “decentralized settlement”, meaning that the final confirmation of transactions does not rely on a single central institution, but is completed directly between participants using blockchain technology, reducing counterparty risk. Simply put, it aims to be fast, secure, and give you more control over your assets.
Project Vision and Value Proposition
Blockchain.io’s vision is to become the “trusted cryptocurrency exchange” for individual and institutional traders and investors. They aim to address common issues in the crypto market at the time, such as security vulnerabilities, lack of compliance, operational opacity, and system outages. To achieve this, they emphasize providing the highest standards of security, reliability, and accountability, and commit to full compliance with European regulations.
Unlike many emerging crypto exchanges at the time, Blockchain.io’s uniqueness lies in its attempt to merge the efficiency of traditional financial markets with the decentralization advantages of blockchain technology. They plan to achieve decentralized settlement through advanced “trustless” cross-chain trading protocols, meaning users can swap assets across different blockchains without fully trusting a third party. It’s like being able to quickly find what you want in a large mall (centralized efficiency), but the final payment and exchange process is as secure and reliable as directly swapping items with a friend (decentralized settlement).
Technical Features
Blockchain.io’s main technical features include:
- Hybrid Architecture: It combines the order book system of centralized exchanges with decentralized settlement mechanisms. The order book is like a ledger recording all buy and sell intentions, and centralized processing ensures fast matching. The settlement part can be done in a decentralized way, depending on user choice, using the latest cross-chain atomic swaps, cryptographic protocols, and payment networks (such as Lightning Network and Raiden Network). Cross-chain atomic swaps mean that two digital assets on different blockchains can be exchanged simultaneously without a third-party intermediary—either both succeed or both fail—ensuring fairness.
- Security: The project emphasizes encrypted cold storage services, meaning most user assets are stored offline, greatly reducing the risk of hacking. They also plan to provide cryptographic proof of reserves to increase transparency.
- Compliance: As a European project, Blockchain.io has been committed to complying with all applicable regulations and international laws from the outset, and is certified by external auditors, which was rare in the crypto space at the time.
Tokenomics
The Blockchain.io project issued its own token, called the BCIO token.
Basic Token Information
- Token Symbol: BCIO
- Issuing Chain: Ethereum; BCIO is an ERC-20 standard token. ERC-20 is a technical standard for smart contracts on Ethereum, followed by many tokens for easy use within the Ethereum ecosystem.
- Total Supply and Issuance Mechanism: The initial plan was to issue 100 million BCIO tokens. Later information shows a total supply of 120 million.
- Current and Future Circulation: According to Coinbase and CoinMarketCap, the current circulating supply of BCIO is shown as 0, with very low market activity.
Token Utility
The BCIO token is designed as a utility token, mainly for use within the Blockchain.io trading platform.
- Fee Payment: Users can choose to pay various platform fees with BCIO tokens, including trading fees, lending fees, transfer fees, token listing fees, and ICO service fees.
- Trading Discounts: If users pay platform fees with BCIO tokens, they can receive corresponding discounts.
Token Allocation and Unlock Information
In the initial plan for 100 million tokens, the BCIO token allocation was as follows:
- Public Sale: 55% of tokens sold to the public in different sale phases.
- Team Members: 16% allocated to BCIO team members.
- Advisors: 4% allocated to project advisors.
- Marketing and Ecosystem: 10% for marketing and ecosystem development.
- Token Reserve: 15% reserved as token inventory.
(Please note, there are inconsistencies regarding the total token supply: early materials mention 100 million, later ones mention 120 million. Given the project’s current market activity, these historical allocation details may no longer be practically relevant.)
Team, Governance, and Funding
Core Members and Team Features
The Blockchain.io project was initiated by the Paymium.com team, with core members including:
- Pierre Noizat: Founder and CEO.
- Dominique Rodrigues: Chief Technology Officer (CTO).
- Pierre Tavernier: Chief Marketing Officer (CMO).
- Laetitia Zito: Chief Financial Officer (CFO).
The team also includes several developers, marketing, and business development staff. The team’s distinguishing feature is its experience operating Europe’s first fiat-to-Bitcoin exchange, Paymium, which brings Blockchain.io a reputation and operational standards in security, reliability, and compliance.
Governance Mechanism and Funding
Details about the project’s specific governance mechanism (such as whether it uses a DAO) and treasury are not clearly mentioned in available materials. The project set a $23 million hard cap for its 2018 ICO and raised at least $1.5 million. However, given the project’s current market performance and activity, its funding and operational status may have changed significantly, and public information is very limited.
Roadmap
Below is the historical roadmap published by the Blockchain.io project in 2018, showing its planned key milestones and events:
- Q3 2017 - Q1 2018: Concept design phase.
- Q2 2018 - Q3 2018: Initial Coin Offering (ICO) services.
- Q3 2018 - Q3 2019: Cryptocurrency exchange launch.
- Q4 2018 - Q2 2019: Market making services.
- Q1 2019 - Q2 2019: Token listing services.
- Q3 2019 - Q1 2020: Decentralized settlement functionality.
- Q3 2019 - Q4 2019: Margin trading.
- Q4 2019 - Q2 2020: P2P lending.
(Note: This roadmap reflects the project’s early-stage planning. Based on current public market data, the project does not appear to have fully followed this roadmap, or its subsequent development failed to maintain ongoing market attention and activity.)
Common Risk Reminders
For blockchain projects like Blockchain.io, especially those with low activity, there are some common risks to pay special attention to:
Technical and Security Risks
Although the project emphasizes security, any exchange may face technical vulnerabilities and hacking risks. If the project is poorly maintained or the team is no longer active, potential security risks are higher.
Economic Risks
BCIO tokens currently have extremely low market liquidity, with Coinbase and CoinMarketCap showing a circulating supply of 0 and almost no trading volume. This means the token may be difficult to buy or sell, and its value could fluctuate sharply or go to zero. Investing in any low-liquidity asset carries significant risk.
Compliance and Operational Risks
The project once emphasized compliance, but crypto regulation is constantly evolving. If the project fails to keep up with new regulatory requirements or faces operational issues, its survival could be affected.
Project Activity Risk
Based on current public information, the Blockchain.io project appears to be inactive, or its platform and token lack market attention. This means the project may have ceased development, maintenance, or operations, and its token may have lost practical utility.
Please remember, the above information does not constitute investment advice. Before participating in any cryptocurrency project, be sure to conduct thorough personal research (DYOR - Do Your Own Research) and fully understand the risks involved.
Verification Checklist
For any blockchain project, here are some key pieces of information you can verify yourself:
- Block Explorer Contract Address: The contract address for the BCIO token is
0xcdc4...322673(Ethereum ERC-20). You can check this address on Ethereum block explorers like Etherscan to view token holder distribution, transaction history, and more.
- GitHub Activity: Check if the project has a public GitHub repository and review its code commits and development activity. An active developer community is often a key sign of a healthy project.
- Official Website and Social Media: Visit the project’s official website to see if there are recent announcements or updates. Also, follow its official social media (such as Twitter, Telegram, etc.) to learn about community discussions and project news.
Project Summary
Blockchain.io (BCIO) is a cryptocurrency exchange project launched in 2018 by the Paymium team, aiming to provide a secure, compliant, and efficient digital asset trading platform. It seeks to address market pain points by combining the efficiency of centralized exchanges with the security of decentralized settlement. The project issued the BCIO utility token for paying platform fees and enjoying discounts. The team has experience operating traditional fiat-to-crypto exchanges and laid out a detailed roadmap, planning to gradually launch features including decentralized settlement, margin trading, and P2P lending.
However, based on currently available market data, BCIO token’s circulating supply and trading volume are both very low, indicating the project may no longer be active or its market influence has significantly declined. For anyone considering learning about or participating in this project, it is strongly recommended to conduct in-depth independent research and fully recognize the significant risks associated with low-activity projects, including technical, economic, compliance, and operational risks. This is not investment advice; please exercise caution. For more details, please do your own research.