Blockchain-Based-Property-Registration
Land Registration using Blockchain
The elimination of middlemen: The elimination of middlemen or brokers makes the process of land registration less expensive. Brokers who try to defraud uninformed people will be unable to do so any longer. Brokers frequently take a long time to finish procedures, thus our project will help people save time.
A distributed tamper-proof ledger that prohibits ownership fraud.
IPFS is used to store important property registration papers in a secure manner.
Ethereum Blockchain
Polygon/Matic
Web3Dart
IPFS
Flutter
Metamask
Our Dapp is demonstrated in this video here
Run Application on deployed website
Check out the deployed website here
https://landregistry.live/
This is for demonstration purposes only. With this key, you can log in as Land Inspector:
6b86cddfedbec68ed2a1c7e14b993840a0848595ba5787aec9e8a38b18f0d96a
For user:
3ed4aff1a8ff8e28df3cd307112f9166886edcc85a27136908e3b1687b111f89
You can also use your own Ethereum wallet key as a user.
Check Smart contract At Ropsten Ethereum Testnet: here
To Run Application Locally
Clone the github repository and cd to the folder
Install the flutter 2.10.5, nodejs
Install ganache and truffle as shown below:
Open Ganache and keep it running in the Background
Install the Metamask chrome extension, choose the local network and import the accounts
Compile and run our migrations from the command line as shown below:
truffle compile
truffle migrate
6 .Copy contract address as seen in the image below and paste in variable contractAddress
located in the file ./lib/constant/constant.dart
2_deploy_migration.js
=====================
Replacing 'Land'
----------------
> transaction hash: 0x427b2b402f767ac6a90334ab3c687b086b274de747fe10d6e194743b15057d78
> Blocks: 0 Seconds: 0
>contract address: 0xed690C24C60A48F8A9819c9A15AD75B70CFBEa5a
> block number: 3
> block timestamp: 1650602828
> account: 0x33e94e4619f0AecDf81e9676Eb82c109FBa53356
> balance: 99.9154895
> gas used: 3996227
> gas price: 20 gwei
> value sent: 0 ETH
> total cost: 0.07992454 ETH
In constant.dart
file, change the value of the variable chainId
to '1337'
and change the value of the variable rpcUrl
to "http://127.0.0.1:7545"
Run the flutter web app
flutter pub get
flutter run -d web-server --web-port 5555
Open the browser and the dapp will be running in http://localhost:5555/
Create mapbox api key from https://www.mapbox.com/ and Replace it with mapBoxApiKey
in constant.dart
file
Create nftstorage api key from https://nft.storage/ and replace it.
Home Page
Wallet connect/Login
Contract Owner Dashboard
User Registration
Land Inspector Dashboard
User Verification
User Dashboard
Adding land on Map
Land Gallery
Land Details
Received Request
Make Payment
Transfer ownership,Seller,buyer photo capture
Witness info,photo capture,transfer ownership