# API ## verify *(async)* doip.verify(uri, [fingerprint], [opts]) Verifies the identity behind the provided **uri** using the **fingerprint**. **Parameters** | Name | Mandatory | Type | Description | |-------------|-----------|--------|----------------------------------| | uri | true | string | the URI to an identity to verify | | fingerprint | false | string | the fingerprint of the claim | | opts | false | object | options (see below) | **Options** | Name | Default | Type | Description | |-------------|-----------|--------|----------------------------------| | uri | true | string | the URI to an identity to verify | | fingerprint | false | string | the fingerprint of the claim | | opts | false | object | options | **Returns**