On January 6, baidu super chain officially launched “open network” to empower small and medium-sized enterprises and developers. Baidu super chain open network is a basic service network of blockchain based on the open source technology completely independently developed by Baidu. It is composed of super alliance nodes distributed all over the country, which conforms to Chinese standards. It provides users with an environment for rapid deployment and operation of blockchain applications, as well as the flexible payment ability of resources such as computing and storage. It directly reduces the deployment and operation and maintenance costs of users, and makes users trust Any link is more convenient.
In order to make users experience the open network better,From January 2020 to March 2020, the national public beta will be launched.Applicants can go through the official website of Baidu super chain https://xchain.baidu.com Enter the public beta application page, submit the corresponding real name information and initiate the public beta application. After the audit, the system will send an email to the applicant to inform the result, and the approved applicant can deploy the blockchain infrastructure.
During the event, the public beta resources enjoy ultra-low discount. A smart contract can be deployed for only 1 yuan. The public beta is a formal network environment, and all data will be retained after the test. If you encounter problems in the application and use process, you can add wechat image Baidu, the assistant of Baidu super chain.
Here is a diagram to illustrate how developers should use our super chain open network.
Developers need to register Baidu super chain official platform account and apply for public beta before using super chain open network. After the system audit, there will be an email to inform the developer whether the application has passed. Developers who pass the audit can use the super chain open network. After recharging the balance, they can create contract accounts, create smart contracts, and call smart contracts in turn.
So how to use Baidu super chain to open the network?
Step 1: register platform account
1. Register and log in to baidu account.
2. Enter the official website of Baidu super chain https://xchain.baidu.com , click the top right corner to enter the console.
“Create a new user chain” and “use it for the first time”.
4. Enter the security code setting interface and set the security code. The security code is used as the transaction password. Please keep it properly. The platform does not provide the retrieval function.
5. Enter the super chain account information page, the public and private keys and mnemonics are related to the account balance, please keep them properly, the platform does not provide the retrieval function.
Step 2: apply for the public beta
1. Enter the public beta address https://xchain.baidu.com/n/network/survey , click “apply for public beta”.
2. Enter the registered platform account to enter the official platform of the super chain
3. Click “apply for public test” again, fill in the following information truthfully, and click Submit.
4. The audit results will be sent to the user’s mailbox in 30 minutes. If you do not set the security code in the registration phase, be sure to complete the security code setting in this interface.
5. After the audit is passed, the user can deploy the blockchain infrastructure after entering the public beta platform again.
Step 3: use the open network
1、 Balance recharge
Enter the console, click “personal center” – > “recharge” button, enter the balance recharge page, enter the recharge amount, click “confirm recharge” to confirm the purchase; enter the cashier, select the payment subject “personal account” or “enterprise account”, click “confirm payment” to confirm the order, and complete the payment process.
2、 Create a contract account
On the console page, select “infrastructure” – > “super chain open network”, click “create contract account”, enter the security code and click “confirm to create”. After the system automatically generates the account name, the creation is completed.
3、 Creating smart contracts
On the console page, select infrastructure > super chain open network, click create smart contract, fill in and upload the contract information as required, and then click Submit. On the home page, find the uploaded smart contract and click Install. Fill in the initialization parameters according to the contract code and click “start pre execution”. The execution of the contract will take about 10 seconds. After successful execution, the page displays the balance of the estimated consumption of the installation contract. Click “installation contract”, that is, the contract will be on the chain, the chain process needs to wait about 10 s. Return to the home page. If the contract status changes to “installed”, the contract has been installed. If you do not see the contract status change, please refresh the current page.
4、 Call smart contract
In the “installation success” list, find the target contract to be called, and click “call”; according to the guidance of the pop-up box, you can go to [SDK instructions and download address].