How to use blockchain information to fully understand kava and hard Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracle Oracl

Life lacks heartbeat 2021-04-08 15:09:45 阅读数:958

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use blockchain information fully understand

One of the characteristics of blockchain is decentralization , Not relying on additional third party management or hardware facilities , There's no central control . In other words, everyone can know the state of the whole chain , Details of each transaction , The status of each account and so on . Generally, relatively complete projects will be equipped with blockchain browsers .

For example, Ethereum can start from etherscan.io understand , Coin an has his own bscan.io, although bsc It's copied ETH Of .

KAVA and HARD You can use the following 3 A browser to understand the dynamics of the blockchain

1、mintscan.io

2、bigdipper.live

3、kavascan.io

mintscan front page The screenshot shows KAVA The current height of the chain ( The number of blockchain blocks ) by 314,307 block , There have been 1,427,042 transaction .

1、 from CDP You can see the mortgage accounts that are still open

2、 from BLOCKS You can see the information of each block in

3、 from TRANSCATIONS You can see every transaction information

4、 from PROPOSAL You can see the progress of the proposal ( For example, this week's upgrade proposal is in progress )

This series will focus on TRANSCATION( transaction ), Because I think we can fully understand KAVA On the blockchain User usage habits as well as KAVA All kinds of functions provided .

The following table is a summary of the recent 3 God KAVA Transaction data on the chain , from 5 month 3 The day is coming 5 month 5 According to the daily data , On average, there are 3000+ Left and right deals . Each color represents a large type of transaction , After that, the article will introduce each transaction type one by one .

Transaction type summary ## KAVA Oracle Predicting machine

This time we start with pricefeed/MsgPostPrice Speaking of .price feed As the name suggests, it is to provide price , Offer auctions and CDP Module function is essential to price data . The module allows verified 「 White list 」 The Oracle publishes the prices of various assets in the system .

stay Defi in ,Orcale It's a very important part , Because of all kinds of Defi There is a strong demand for price , As we all know chainlink It's just for this application .

KAVA It's a lending platform , When you mortgage BUSD,XRPB,BTCB Or other digital assets , You need to know what your assets are worth . Of course we can get it from the trading platform . But for decentralized kava Platform , He just needs Orcale Oracle to provide price data .

So in a day of trading ,pricefeed There will be more types of transactions . from kava In terms of products ,

1、 It's generating CDP You need to get the value of the asset

2、 stay CDP The open stage , We need to constantly monitor the value of assets to assess whether they touch 1.5 The closing line of the company (liquidate)

3、HARD Of borrow After the function is open , It's also the oracle that silently offers the price behind the back , To decide how many tokens you can borrow .

At the end

from github Source code It's easy to find the corresponding codes for these transaction types , Next, let's look at KAVA Core functions CDP.Collateralized Debt Positions Mortgage warehouse is a smart contract , Users can send mortgage assets to CDP Lock in , At the same time, according to a certain mortgage rate USDX.

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