Udacity Blockchain Capstone

The capstone will build upon the knowledge you have gained in the course in order to build a decentralized housing product.

Project Resources

Installing

A step by step series of examples that instruct you how to get a development environment running.

Unzip the file and enter in the project directory

cd Blockchain-Capstone

Install required node packages

npm install

Open a terminal window and Launch Ganache:

ganache-cli

Open a separate terminal window and compile smart contracts:

Change to the folder eth-contracts cd eth-contracts

truffle compile

This will create the smart contract artifacts in folder ./build/contracts.

Migrate smart contracts to the locally running blockchain, ganache-cli:

Change to the folder eth-contracts

truffle migrate --reset

This will :

deploy the smart contract artifacts to running Ganache

Test smart contracts:

Change to the folder eth-contracts

truffle test

Rinkeby Contracts Migration

2_deploy_contracts.js

Deploying 'Verifier'

transaction hash: 0xf03cd243285708cf89b087b02f3eda7d1088e4003619dda6e1c37f87310e1712 Blocks: 0 Seconds: 12 contract address: 0xBB4e85d1c7f0c4bE518974E31FE9DA229A816ba4 account: 0x8c3D6870c1cC23107B6b458C8866E9a7DeA8DFB7 balance: 4.475980108 gas used: 1719551 gas price: 10 gwei value sent: 0 ETH total cost: 0.01719551 ETH

Deploying 'SolnSquareVerifier'

transaction hash: 0x0340616f8befa5cdc4265283a68795240286fd549b26d6428267f02f54d71724 Blocks: 0 Seconds: 12 contract address: 0x8DB8f9A2a58A54b51bcE6BB9179f6c9838da6aAf account: 0x8c3D6870c1cC23107B6b458C8866E9a7DeA8DFB7 balance: 4.432863158 gas used: 4311695 gas price: 10 gwei value sent: 0 ETH total cost: 0.04311695 ETH

Saving migration to chain. Saving artifacts

Total cost: 0.06031246 ETH

Summary

Total deployments: 3 Final cost: 0.06306756 ETH

Mint tokens

For this project :

 10 tokens are minted

Minted token #51. Transaction:  https://rinkeby.etherscan.io/tx/0x55fa3b5778720354dfcc59b7682a671ab42aec0958e2010f41c7ed3785b7d8cc
Minted token #52. Transaction:  https://rinkeby.etherscan.io/tx/0x577ae5a58b36a61f22711ca6b827d6ce5800525b529b7f20bc216aeb675cb6f5
Minted token #53. Transaction:  https://rinkeby.etherscan.io/tx/0xbdd4438ae01ccace84d47a8c588e43d7c238307c17e86653cfb068622544fba0
Minted token #54. Transaction:  https://rinkeby.etherscan.io/tx/0x2fc262da417eb7fd904bd1bfd359f0849dbe42f6b0ec92ea10107747947e32cb
Minted token #55. Transaction:  https://rinkeby.etherscan.io/tx/0xb9a84454fabda5e875bd132fab156ebdf7711b2ddf912fa07765637eaeb3024f
Minted token #56. Transaction:  https://rinkeby.etherscan.io/tx/0x88e5cde47315dd0dbf22f4a90de076d6834e7a3fdb777d9e22572ea74d34908f
Minted token #57. Transaction:  https://rinkeby.etherscan.io/tx/0x1d4ecd5e6bcfd76c7d1a3a13b7d81c53e1adb73314a30aa4f7cb9d35a543393b
Minted token #58. Transaction:  https://rinkeby.etherscan.io/tx/0x1cb6504e839c9ff93b9b6a95e48d6a9408dab1c5b9ef13844d9db78484f6042c
Minted token #59. Transaction:  https://rinkeby.etherscan.io/tx/0xac8d9c4e14664ee88f674f9b03b8d5a41e85938843e95f8ad6868185d9ba823d
Minted token #60. Transaction:  https://rinkeby.etherscan.io/tx/0xe3d048f1629f05166d86b98a668ab6ca59728db449c9f7ce492a7ce359dc882e

Opensea

https://rinkeby.opensea.io/accounts/0x8c3d6870c1cc23107b6b458c8866e9a7dea8dfb7 https://rinkeby.opensea.io/assets/0x8db8f9a2a58a54b51bce6bb9179f6c9838da6aaf/51?

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