$ 0.420 29.52%

0chain (ZCN) Rank 3191

Market Cap $0.000
Volume 24H 10171 ZCN
Open 24H $0.325
Low/High $0.325 - $0.439
Compare to

Mkt.Cap $ 0.00000000 Volume 24H 10,171.00 ZCN
Market share 0% Total Supply 400 M ZCN
Proof type N/A Open $ 0.32
Low $ 0.32 High $ 0.44
Date Price Volume

0chain ICO


If you need a centralized ledger that records all application data changes, and maintains an immutable record of these changes, AWS provides a ledger database. This database is high-performance, immutable, and cryptographically verifiable, eliminating the need for building complex audit tables or setting up blockchain networks.

For customers who are looking to manage their own blockchain network and just need an easy way to set up and get started, AWS Blockchain templates are the right fit. Oracle blockchain applications are prebuilt and seamlessly connect with Oracle SaaS, PaaS, and other cloud and on-premises third-party applications. They provide end-to-end visibility into multienterprise supply chain networks, establish trust between participating trading partners, and reduce development time. Businesses gain immediate benefits and achieve faster results.

Smart Contracts provide the ability to execute tamper-proof digital agreements, which are considered highly secure and highly reliable. In order to maintain a contract's overall reliability, the inputs and outputs that the contract relies on also need to be secure. Chainlinks provide a reliable connection to external data that is provably secure end-to-end. Send Payments from your contract to bank accounts and payment networks. Each event is per vested account per single release so single account would have multiple such events associated which would differ by blockTimestamp.

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If input data has more than one record for each address, then such records should be transformed into one by calculation of actual token sum and matching it to respective address. Dummy dataset is represented by file named data.json by default. Resulting file name is controlled by providing DATA_FILE_NAME environment variable or specifying respective key in secrets.js. Dummy dataset consists of objects which would have address and tokens keys with address representing beneficiary address and tokens representing tokens amount to be transfered for each respective user.

Oracle offers an easier way to adopt blockchain and transform your enterprise with the industry’s most comprehensive and enterprise grade blockchain platform. Oracle Blockchain Platform securely extends your business processes and applications while enabling you to process business transactions much faster.

0Chain followed

0chain description

Please note that yarn process is using only MNEMONIC variable which is a mnemonic for utility account. Release - By setting release interval in a RELEASE_INTERVAL environment variable we can set up how often we want the token release to happen. Upon release processor would run release function once for every vested user, then calculate time left till next release and timeout till that moment. As next release time comes the script would awake from sleep and do release again for every user.

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UTILITY_ACCOUNT_ADDRESS string Ethereum address that would be used during contract deployment as one of the arguments to the MultipleTokenVesting contract. That address would gain utility powers after contract is deployed. RECEIPT_CONFIRMATION_RETRY_TIMEOUT When any transaction is sent to the blockchain some time is required for transaction hash to become available. This variable signifies interval which would be used to query remote Ethereum node for transaction hash as well as for transaction receipt which becomes available as soon as transaction gets mined.

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Chain Description File (.cdf)

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yarn activate activates the MultipleTokenVesting contract by sending transaction to it. yarn pause used to pause the MultipleTokenVesting contract execution of methods exposed to utility account. Owner methods can still be executed after the contract is paused.

0chain description

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  • Most S&S cams have higher lift than stock and are designed to take advantage of the extra flow of ported stock heads or S&S Super Stock® heads.
  • N_CONFIRMATIONS number of block confirmations required to consider transaction to be mined successfully.
  • However if this process interrupts it can be resumed by running the command again.
  • Blockchain templates provide a fast and easy way to create and deploy secure blockchain networks using popular open source frameworks.

Smart Contracts Require End-to-End Reliability

Make sure the script is not terminated to deliver consistent release results. Preparation step is used to load dataset file into database. The dataset file name is controlled by DATA_FILE_NAME environment variable or specifying respective key in secrets.js.

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0Chain Statistics

These templates enable you to focus on building your blockchain applications instead of spending time and energy on manual setup of your blockchain network. AWS Blockchain Templates deploys the blockchain framework you choose as containers on an Amazon Elastic Container Service (ECS) cluster, or directly on an EC2 instance running Docker. Amazon QLDB is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log ‎owned by a central trusted authority.

Due to the high lift of these cams, S&S adjustable pushrods are recommended. To get the best performance from a performance cam installation, a high flow intake and exhaust system is also recommended. DATA_FILE_NAME json data file which should be located in the root of the project and have array of address, tokens objects for vesting.

START signified by unix timestamp (seconds since 1 jan 1970) is a time in the past when the token vesting period should have started (i.e. half a year ago). Correct choice of this variable is important for the first release amount which would be larger then all subsequent ones.

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yarn unpause used to unpause the MultipleTokenVesting contract. After token distribution among users is made the token ownership can be transferred to proceed to further procedures i.e. team vesting etc. To do so finaliseVesting function should be called by vesting contract owner account. The call to it would transfer token ownership to the new beneficiary.

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yarn generate-input generates random input addresses for both vesting and airdroping for further loading into database by executing yarn prepare-app. This helper is used only in development or to see actual format required to initially load the data into database. yarn deploy deploys the contract using OWNER_MNEMONIC as owner of the contract. After deployment is done would write contract information into database specified in DB_PATH variable under collection specified in CONTRACT_COL variable.

0chain description

Currency type % Pie

This variable is used when we run yarn prepare-app to locate valid data source and load its data into database. N_CONFIRMATIONS number of block confirmations required to consider transaction to be mined successfully. It is recommended to set this variable value not higher than 25. Also used when transactions are made by processor and during contract deployment.