# Technical references

> The following table lists each Adobe Sign activity and the API they use.

## Reference list

The following table lists each Adobe Sign activity and the API they use.

You don't need to be familiar with the Adobe Sign APIs to use the activities. These links are for informational purposes only in case you want to learn more about the action happening "behind-the-scenes".

| Activity | API Reference |
| --- | --- |
| [Invoke Adobe Sign Operation](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-invoke-adobesign-operation) | [Adobe Sign](https://secure.na1.adobesign.com/public/docs/restapi/v6) API methods. |
| [Create Agreement](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-create-agreement) | [Adobe Sign](https://secure.na1.adobesign.com/public/docs/restapi/v6#!/agreements/createAgreement) API. |
| [Create Transient Document](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-create-transient-document) | [Adobe Sign](https://secure.na1.adobesign.com/public/docs/restapi/v6#!/transientDocuments/createTransientDocument) API. |
| [Download Agreement Documents](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-download-agreement-documents) | [Adobe Sign](https://www.adobe.io/apis/documentcloud/sign/docs.html#!adobedocs/adobe-sign/master/samples/download_documents.mdl) API. |
| [Download Audit Report](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-download-audit-report) | [Adobe Sign](https://www.adobe.io/apis/documentcloud/sign/docs.html#!adobedocs/adobe-sign/master/samples/download_audit_report.md) API. |
| [Download Combined Agreement Documents](https://docs.uipath.com/activities/other/latest/legacy-integrations/adobesign-download-combined-agreement-documents) | [Adobe Sign](https://www.adobe.io/apis/documentcloud/sign/docs.html#!adobedocs/adobe-sign/master/samples/download_combined_doc.md) API. |