> For the complete documentation index, see [llms.txt](https://polarzero.gitbook.io/promise/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://polarzero.gitbook.io/promise/links.md).

# Links

Useful links

Working demo

{% embed url="<https://usepromise.xyz>" %}
usepromise.xyz
{% endembed %}

{% embed url="<https://ipfs.usepromise.xyz>" %}
ipfs.usepromise.xyz (hosted on Fleek)
{% endembed %}

## App

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/>" %}
App repository
{% endembed %}

## Chainlink

{% embed url="<https://mumbai.polygonscan.com/address/0x8286abD211dcD9F8485FB6279B4a55696E79f0eB>" %}
Chainlink Node on Polygonscan
{% endembed %}

{% embed url="<https://polygonscan.com/address/0xb75fA59cfe350d8BFA85f93b63DBB272042BB625>" %}
Chainlink Operator contract on Polygonscan
{% endembed %}

### Twitter verifier

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/tree/main/backend/chainlink-ea-twitter-verification>" %}
External Adapter - Twitter verification
{% endembed %}

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/blob/main/backend/hardhat/contracts/VerifyTwitter.sol>" %}
VerifyTwitter.sol
{% endembed %}

### Storage verifier

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/tree/main/backend/chainlink-ea-storage-verification>" %}
External Adapter - Storage verification
{% endembed %}

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/blob/main/backend/hardhat/contracts/VerifyStorage.sol>" %}
VerifyStorage.sol
{% endembed %}

## The Graph

{% embed url="<https://github.com/polar0/chainlink-fall-2022-hackathon/tree/main/backend/subgraph>" %}
Subgraph
{% endembed %}

{% embed url="<https://thegraph.com/hosted-service/subgraph/polar0/promises-subgraph-mumbai-v1>" %}
Subgraph on the Hosted Service
{% endembed %}

{% embed url="<https://api.thegraph.com/subgraphs/name/polar0/promises-subgraph-mumbai-v1/graphql>" %}
Subgraph API
{% endembed %}