8. Date

Obligation: Recommended

Occurrences: 0-n

Definition: Different dates relevant to the work.

Allowed values, examples, other constraints:

YYYY, YYYY-MM-DD, YYYY- MM-DDThh:mm:ssTZD or any other format or level of granularity described in W3CDTF. Use RKMS-ISO8601 standard for depicting date ranges.

Example: 2004-03-02/2005- 06-02.

Years before 0000 must be prefixed with a - sign, e.g., -0054 to indicate 55 BC.

Sub-properties:

Example XML

<dates>
    <date dateType="Issued">2022-08-01</date>
    <date dateType="Other" dateInformation="Conceptualized">2020-01-01</date>
</dates>

8.a dateType

Occurrences: 1

Definition: The type of date.

Allowed values, examples, other constraints:

If Date is used, dateType is mandatory.

Controlled List Values:

• Accepted

• Available

• Copyrighted

• Collected

• Created

• Issued

• Submitted

• Updated

• Valid

• Withdrawn

• Other

See Appendix 1: Controlled List Definitions - dateType for definitions and recommendations.

8.b dateInformation

Occurrences: 0-1

Definition: Specific information about the date, if appropriate.

Allowed values, examples, other constraints:

Free text.

May be used to provide more information about the publication, release, or collection date details, for example. May also be used to clarify dates in ancient history. Examples: 55 BC, 55 BCE.