1 | | CDex Signature Profile | hl7.fhir.us.davinci-cdex#current | R4 | This Signature DataType profile enforces the various elements of signature documented in the CDex guide. It adds the following *mandatory* (min=1) constraints:
- A Signature.type fixed to ASTM Standard, E1762-95(2013) code = “1.2.840.10065.1.12.1.5” (Verification Signature)
- A Signature.who for the organization or practitioner who signed the Bundle which is either:
1. a reference to US-Core Practitioner, PractitionerRole or Organization or
1. an NPI or Tax ID and name of the organization or practitioner
- A Signature.data representing base64 encoded JWS-Signature
In addition, the following *mandatory* (min=1) element is inherited from the base standard:
- Signature.when - system timestamp when the signature was created |