The metadata, or extra information about data, that can help answer questions such as when and who created the data.

Data Element

Information from the submission form

Signature
Description
(Per https://www.hl7.org/fhir/provenance.html): “Provenance.signature: A digital signature on the target Reference(s). The digital signature, inclusive of a hash on the resource being signed (Provenance.signature.type = 1.2.840.10065.1.12.1.14), will ensure that the integrity of the particular electronic health information (EHI) is maintained and not altered in any way. This allows recipients of this EHI to trust the integrity of the content regardless of its most recent origin. • As patient-mediated EHI becomes more prevalent, maintaining the chain of trust via this digital signature will be instrumental in patient-provided health information exchange.

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