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Ⅰ What is the model of blockchain?
Blockchain is a new application model of distributed data storage, point-to-point transmission, consensus mechanism, encryption algorithm and other computer technologies. . Blockchain (Blockchain) is an important concept of Bitcoin. It is essentially a decentralized database. As the underlying technology of Bitcoin, it is a series of data blocks generated using cryptographic methods. , each data block contains a batch of Bitcoin network transaction information, which is used to verify the validity of its information (anti-counterfeiting) and generate the next block.
The biggest problem if such technology is to be put into application is the "impossible triangle problem"
That is, it cannot achieve scalability (Scalability) and decentralization () at the same time. , Security (Security), you can only get two of the three.
Most of the public chain projects currently on the market are difficult to put into use on a large scale.
If there is a public chain project that can solve this problem, it will be a revolution in the blockchain.
Backed by the world’s first and largest encrypted digital currency payment platform and wallet solution with a user base of more than 3 million, Velas (Virtual Expanding Learning, virtual expansion autonomous learning system) is a Artificial intelligence (AI)-optimized neural networks enhance its consensus algorithm, self-learning and self-optimizing public chains, and are committed to improving the security, interoperability, and high scalability of the transfer process and smart contracts. Velas uses AI-enhanced DPoS consensus to achieve complete decentralization without reducing security and transaction speed.
Velas has recently launched the Velas desktop wallet and web wallet
Velas web wallet
Velas web wallet allows users to process transactions within their web browser Cryptocurrency, purchase Velas token VLX, and support easy viewing of detailed history of all wallet transactions. Login credentials have an additional layer of security with two-factor authentication feature.
In addition to the basic functions of creating and restoring wallets based on mnemonic strings, all data stored in the Velas web wallet is encrypted using the RSA-256-CBC algorithm to ensure that user data is not compromised by the system owner. or stolen or misappropriated by external attackers.
A prominent feature of the web version of the wallet is that it supports exchanging VLX tokens for other cryptocurrencies within the wallet, and the wallet will continuously refresh the current VLX exchange rates for all fiat currencies for users’ reference.
Velas Desktop Wallet
Velas Desktop Wallet is a highly secure wallet program suitable for Windows, macOS, and Linux operating systems. The desktop wallet also uses the same mnemonic feature as the web walletand RSA-256-CBC encryption algorithm.
Unlike the web version, which is an online wallet, the Velas desktop wallet allows users to store their wallets directly on their computers, avoiding potential risks of online attacks, including phishing, IP fraud and XSS. It is worth mentioning that both the desktop and web wallets provide users with an automatic lock option for security issues. If not used for a long time, they will need to enter a password when logging in again before they can access again.
II What is blockchain technology and how does it change business and financial models
What is blockchain technology and how does it change business and financial models? According to reports, since the end of March, the tour guide team led by Yang Feihu has been receiving inquiries from out-of-town individual tourists. “There are many families traveling to Wuhan from out of town. Several families come together by car or by high-speed rail,” Yang Feihu said. , Yellow Crane Tower, Hubei Provincial Museum, and East Lake Scenic Area are still places to check in. "It's hard to get a ticket for the Hubei Provincial Museum now, and all the seats for the May Day period have been reserved." He and a number of parents looking for relatives went to Shuidun Town, Zijin County, Heyuan City, Heyuan City. Because Zhang Weiping once confessed that this was the place where Aunt Mei lived, and it was also the place where 8 of the 9 abducted children in the "Aunt Mei Case" were sold.
Ⅲ What is blockchain technology and how does it change business and financial models
What is blockchain technology and how does it change business and financial models? Joining the EU and NATO is just a cake-cake given by the West to satisfy hunger. In fact, at least in the current conflict between Russia and Ukraine, and before Russia and Ukraine fail to completely resolve the border issue, the dreams of the EU and NATO are just a dream for Ukraine! In Zhuang Ci's view, the positioning of basic subject research centers should be high enough and can be built on the basis of research institutes or universities with good foundations. The government should provide sufficient and stable support funds. An ideal operating model is to follow the example of Japan. "World's Top International Research Center (WPI)" program.
IV Blockchain application models
I think blockchain applications can be divided into three models:
1) Building ecological business collaboration . Abbreviated as C, the focus is Collaboration. The key points are to distinguish the main roles in the ecology and design a role-based incentive mechanism. If the collaboration is done well, it will become a self-ecological organization DAO (de-centralized autonomoue organization). This is the most ideal scenario. Of course, in actual scenarios, complete decentralization is not very realistic. The blockchain ecology can have a center, and can even be based on mature commercial organizations. By building an ecosystem layer model, the enterprise can be transformed without changing the In the case of core product and service models, the boundaries of interests of the enterprise are downplayed and flexible collaboration is formed with external resources.
2) Establish cross-organizational data and process connectivity. D for short, data sharing is the core of this model. digital basedShare and realize process linking to achieve business automation or automated value iteration. This is what is commonly referred to as the combination of blockchain and AI. AI requires iterations of data and automation. Blockchain is the basis for data sharing.
3) Related to asset trading, referred to as T, through digital mapping, a new model of asset trading and management is realized, especially to improve transparency and transaction efficiency. The reduction in credit costs brought by the blockchain can reduce the granularity of transactions, bring better asset liquidity, and can also aggregate and utilize micro-values that could not be cashed in before. The distributed transaction model of the blockchain allows end-to-end transactions to be independently designed and more flexible.
I personally think CDT is the main paradigm of blockchain applications.
IV Model of making money in blockchain games
Players make money by selling equipment or equipment.
In blockchain games, this model has been upgraded. Players can earn real money by playing games with cryptocurrency-based assets (NFTs). By actively participating in these virtual economies, players can earn rewards such as in-game assets and tokens, which can then be traded or sold on the open market.
VI The main features of the blockchain business model are
The blockchain distributed business model has the following characteristics:
1. Dimensionality reduction
The traditional business model is high-dimensional and has extremely asymmetric information. For example, automobile manufacturers shield the cost and technical content of car manufacturing from customers, and companies obtain profits through information asymmetry. The Internet business model is mid-latitude. The platform controls all user information and all stakeholders are related on the platform. The platform seems to be fair to everyone, but in fact different users have different information and permissions.
The blockchain distributed business model is a low-dimensional one, which significantly reduces the dimensionality of the Internet and traditional business models. It is specifically realized as information symmetry, openness and transparency, equal power, removal of centralized platforms, and all users All transactions occur on the same level. For example, Alipay is an Internet business model. The Alipay platform holds information on hundreds of millions of users. All transactions must be processed through the Alipay settlement center. Alipay has the right to intervene in abnormal transfers it determines, and has the right to modify the rules and charge relevant fees in accordance with the set rules. And users can only passively obey. The relationship between Alipay and users is one of centralized power and obedience. The Bitcoin network can be understood as the parallel migration of the Alipay system on the blockchain. It is a decentralized point-to-point payment system. In the Bitcoin network, there is no centralized settlement system. Settlement and accounting can only be completed with the participation of all nodes. Its rule transactions are solidified by code, information is open and transparent, and node participation rights, accounting rights, and income rights are all are equal and characterized by high trust. The relationship between the Bitcoin network and each node is a mutually reinforcing and indispensable relationship. If comparedWithout node verification on the Bitcoin network, the payment system cannot function.
2. Distribution
Dimensionality reduction solves the unequal relationship between the original centralized organization and users, but once the dimensionality is reduced, a huge number of users will How (node) relationships are handled is the core of the blockchain business model. In a distributed network where everyone is the center and everyone is a node, obtaining benefits through fair competition on the basis of equal rights and responsibilities is in line with the characteristics of extreme competition in the market. For example, in the Bitcoin network, every node has equal power and competes fairly to obtain Bitcoin rewards based on POW. In the commodity traceability system, every node is an equal member, information is not controlled by any party, power is equal, and responsibilities and interests are clearly divided.
Distribution of power has an motivating effect in business models. Unfair competition is prone to occur in traditional business models and Internet business models, thus damaging the enthusiasm of entities to participate. For example, in the auction market, due to opaque information, it is difficult to avoid power rent-seeking and collusion. In the blockchain network, each node exists in a distributed manner and competes in an information-transparent environment. Therefore, the blockchain distributed business model is a model that conforms to the laws of the market, which can promote the market mechanism and improve the incentive effect of the market.
3. Equity decomposition
Equity decomposition may be the biggest innovation in the blockchain distributed business model. Generally, ownership includes four rights: possession, use, income, and disposal. In the traditional business model, property rights transfer generally includes the transfer of these four rights together, while property rights leasing only transfers the right to use, and the owner retains the rights of possession, income and disposal. Ownership and management rights may or may not be separated, and the separated management rights are in the hands of specific operators. In the Internet business model, ownership has begun to differentiate significantly. Users enjoy the right to use a large number of Internet products, but do not have the right to possess, benefit or dispose of them. Management rights have little to do with users, and only a small number of crowdsourcing products (***) are relevant.
In the blockchain distributed business model, there is a large degree of separation of possession, use, income, and disposal in ownership, a large degree of separation between ownership and operating rights, and decision-making rights, and operating rights and decision-making rights (partial) In the hands of ordinary users. In the Bitcoin network, those who hold Bitcoins enjoy the rights to the future income of Bitcoins, but do not have the right to possess them. The nodes control the settlement rights and accounting rights, and the blockchain network cannot leave the participation rights of the nodes. A more specific example is that investors purchase stocks and enjoy the equity of the listed company, including the rights of possession, use, income and disposal, but they have no operating rights, and most of them have no decision-making rights. When investors purchase currency, they do not have ownership of the project, but they have the right to future income from the currency, as well as the right to use and operate as a node (verification and accounting rights), and voting rights (decision-making rights). Of course, there are still many problems in the rights, responsibilities and benefits system. Many blockchain projects haveWithout ownership, rights and interests cannot be protected.
This decomposition of rights and interests leads to changes in the original relationship of rights, responsibilities and interests, thus forming a new business model. In the distributed business model, project owners, operators, decision-makers, users, and beneficiaries are separated from each other and at the same time interdependent. The ideal state may be that the beneficiary (coin holder) takes higher risks and makes profits through the money market, and the owner profits from the project profits, but the beneficiary reduces the income risk by participating in operations and decision-making.
The blockchain distributed business model still has a lot of room for development, the most critical of which is how to build a standardized currency market to protect the interests of the beneficiaries. In this way, in this business model, risks can be transferred, income distribution can be benign, and rights, responsibilities, and benefits can be more clearly defined.
Ⅶ Blockchain + supply chain transforms into a demand chain, creating a new model of supply chain development!
In 2018, a disruptive technological revolution is coming crazily, and the protagonist is - blockchain.
Blockchain technology is considered to be the next generation of disruptive core technology after steam engines, electricity, and the Internet. If steam engines release people’s productivity and electricity solves people’s basic living needs, The Internet has completely changed the way information is transmitted, and blockchain, as a machine for building trust, will likely completely change the way value is transmitted throughout human society.
The "blockchain+" revolution has begun in industries such as medical care, finance, and smart manufacturing, and will undoubtedly have an important impact on the supply chain. Supply chain management and supply chain finance, because the market scale is large enough and meet the characteristics of multi-trust entities, multi-party collaboration, medium and low-frequency transactions, and complete business logic, are natural places for blockchain to come into play.
1. Problems in the traditional supply chain
Supply chain management has a large span and information asymmetry
The current supply chain has a large span between upstream and downstream. There are many companies involved, and the core company's management capabilities and scope of influence on the entire supply chain are limited. Management efficiency has dropped significantly and management costs have increased.
The product production cycle and supply cycle have become complex, fragmented, and geographically decentralized. Traditional technologies and concepts can no longer adapt to today's commodity production and supply.
Generally, enterprises can manage up to level 1 or 2 suppliers. With the continuous refinement of the global division of labor, the number of suppliers has doubled, continued to extend, and spread all over the world. Core enterprises cannot achieve real-time control over the goods circulated by upstream and downstream supply enterprises.
In the era of big data, information asymmetry will put enterprises at a disadvantage and even reduce the value of the entire supply chain ecosystem.
Information pursuitWeak traceability
Due to the lack of transparency among companies in the supply chain, buyers and sellers lack an effective and reliable method to verify the true value of the products being sold.
This means that the price paid by the buyer cannot truly reflect the cost of the product, which invisibly increases the overall cost of the supply chain.
At present, the supply chain is still unable to trace the sources of counterfeit and shoddy goods, illegal labor, money laundering and other illegal activities in each link of the supply chain.
It is difficult to obtain data from the entire supply chain
The information systems of the companies involved in the supply chain are scattered in the hands of different suppliers, including procurement, production, circulation, sales, and logistics. When information is completely separated, there is no information platform to store, process, share and analyze this information, which limits the potential value of rich data and information, and a large amount of information is unable to be collected or accessed.
At the same time, it also makes the verification and review of this information difficult and cumbersome, and the information exchange is not smooth, requiring manual repeated reconciliation, which also increases the audit cost of transaction payment and account period.
2. Blockchain + supply chain can solve many problems
Information is updated in real time and third parties are eliminated
Blockchain can build a A platform for all supply chain links such as suppliers, manufacturers, distributors, retailers, and logistics. On this platform, all enterprises form an alliance to record logistics, information flow, and capital flow on the chain, and track and supervise supply in real time. Chain all dynamics and achieve collaborative work.
The entire supply chain is made transparent and visible. Multiple participants in each transaction can view the same transaction records, verify identities and confirm transactions without the need for third-party intermediaries.
Facilitates traceability
Transformed into ledger information shared by all participants throughout the entire life cycle of the transaction. It is communication based on the status of information rather than the delivery of information. Information that was obscure in the past is now clearly visible.
At the same time, the blockchain is a publicly issued ledger. The ledger has a decentralized structure. No party has ownership of the ledger, nor can it manipulate the data as it wishes. Blockchain can trace the entire process of commodity production.
3. New model of supply chain finance
Since the blockchain breaks the data silos of each enterprise, the big data given to the supply chain will have more data. Source, thus greatly improving the stock and quality of data, allowing big data to better play its role. At the same time, the blockThe non-tamperability of chain data also enhances the credibility of the data, making it possible for enterprises to use data for credit reporting, thereby promoting the establishment and prosperity of the big data trading market.
In supply chain finance, the bill platform built with blockchain technology can be combined with supply chain finance business to realize bill financing, issuance, payment bill splitting, statistical reports, clearing and settlement and other functions . Realize that digital bills can be paid and split quickly and openly and transparently under the witness of multiple parties, allowing the credit of core enterprises to be transferred to the upstream and downstream of the supply chain, creating a new model of supply chain finance.
Blockchain can benefit every link in the supply chain and improve the efficiency of supply chain management. Product supply chain collaboration model based on blockchain After the blockchain is added, data is shared among supply chain participants, and a complete and smooth information flow can be formed on the entire supply chain to ensure that participants can discover the operation process of the supply chain system in a timely manner existing problems and find targeted solutions to them, thereby improving the overall efficiency of supply chain management.
In this regard, blockchain technology has greatly accelerated product traceability and product recall, and reduced product quality risks. They will make manufacturing more responsive, enabling customizable customer orders—in effect, transforming supply chains into demand chains. As supply chains operate more like demand chains in this scenario, trust dilemmas like these may force manufacturers to look at blockchain solutions.
In the future, supply chains will be more dynamic, flexible and customer-oriented than today, and geographical location and long-term relationships will no longer be so important.
Ⅷ What is blockchain technology and how does it change business and financial models
Blockchain technology is a distributed ledger technology that allows Multiple participants work together on a decentralized network to maintain a secure, transparent and immutable record. Blockchain technology was originally designed for the digital currency Bitcoin, but is now widely used in many other fields.
The core features of blockchain technology include:
Decentralization: Blockchain has no central control agency, and data is distributed on various nodes in the network, which makes it decentralized. The centralization feature reduces the risk of single points of failure.
Transparency: Transaction records on the blockchain are public to all participants, and anyone can view these records. This helps increase trust and reduce the risk of fraud.
Immutable: Once a transaction is recorded on the blockchain, it cannot be easily modified or deleted. This guarantees data integrity and security.
Smart contracts: Transactions on the blockchain can be automatically executed to implement "smart contracts", which automatically execute corresponding operations when specific conditions are met. This helps simplify complex business processes and reduce costs.
DistrictBlockchain technology has had a profound impact on business and financial models, which is mainly reflected in the following aspects:
Reducing costs: Blockchain technology can reduce intermediary links and reduce transaction costs and operating costs. For example, by adopting blockchain for cross-border payments, remittance fees can be significantly reduced.
Improving efficiency: The automation and smart contract features of blockchain technology help improve the efficiency of business processes, reduce manual intervention, and reduce error rates.
Enhance trust: The transparency and non-tamperability of blockchain technology help to establish a reliable trust system, reduce the risk of fraud, and provide better protection for commercial activities.
Innovative business models: Blockchain technology has spawned many new business models, such as decentralized finance (DeFi), digital asset trading, supply chain finance, etc. These new business models have brought disruptive changes to existing industries.
In short, blockchain technology, as an emerging technical means, is gradually changing the landscape of business and finance. With the continuous development of technology and the in-depth promotion of applications, blockchain is expected to have a more extensive and far-reaching impact in the future