> For AI agents: the complete documentation index is available at /llms.txt, the full documentation bundle is available at /llms-full.txt.

# SignerAuthentication

Authentication methods used to verify signer identity before document access.
These methods must be completed before the signer can view documents.

**Important:** The "Type" property is case-sensitive and must be capitalized.

#### Discriminator

This is a polymorphic schema that uses the `Type` property to determine the specific type.

#### One Of Schemas

The following schemas can be used:

- [SignerPhoneNumberIdentification](/openapi/models/SignerPhoneNumberIdentification.md)
- [SignerDigidIdentification](/openapi/models/SignerDigidIdentification.md)