Header defines the metadata of the body.

Schema ID

https://gobl.org/draft-0/head/header

Properties

TitlePropertyTypeReq.Description
UUIDuuidstringtrueUnique UUIDv1 identifier for the envelope.
Digestdigdsig.DigesttrueDigest of the canonical JSON body.
Stampsstampsarray of head.StampSeals of approval from other organisations that can only be added to non-draft envelopes.
Linkslinksarray of head.LinkLinks provide URLs to other resources that are related to this envelope and unlike stamps can be added even in the draft state.
Tagstagsarray of stringSet of labels that describe but have no influence on the data.
Metametacbc.MetaAdditional semi-structured information about this envelope.
NotesnotesstringAny information that may be relevant to other humans about this envelope