# Fair Witness API

The offchain API provides a way for builders to fetch [Existential Attestation](https://docs.simulacrum.network/existential-attestation) in the format necessary to be pushed onchain. The ApI can be accessed via [https://fairwitness.empyrealsdk.com](https://fairwitness.empyrealsdk.com/)/

{% openapi src="<https://3147612106-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FRTDiCNWNhWcdy6MJQR2X%2Fuploads%2FEluP1CMIjVqnPA5gkGA2%2Fopenapi.json?alt=media&token=4bec0bf9-8079-496c-945a-49661f4bd5a5>" path="/user" method="post" %}
[openapi.json](https://3147612106-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FRTDiCNWNhWcdy6MJQR2X%2Fuploads%2FEluP1CMIjVqnPA5gkGA2%2Fopenapi.json?alt=media\&token=4bec0bf9-8079-496c-945a-49661f4bd5a5)
{% endopenapi %}

{% openapi src="<https://3147612106-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FRTDiCNWNhWcdy6MJQR2X%2Fuploads%2FEluP1CMIjVqnPA5gkGA2%2Fopenapi.json?alt=media&token=4bec0bf9-8079-496c-945a-49661f4bd5a5>" path="/tweet" method="post" %}
[openapi.json](https://3147612106-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FRTDiCNWNhWcdy6MJQR2X%2Fuploads%2FEluP1CMIjVqnPA5gkGA2%2Fopenapi.json?alt=media\&token=4bec0bf9-8079-496c-945a-49661f4bd5a5)
{% endopenapi %}