# Required Metadata

All OSCAL artifacts must have the following content in `metadata`:
- `title`: The artifact's title
- `last-modified`: The date/timestamp of the last modification to any content in the artifact. This is an [`date-time-with-timezone` format](https://pages.nist.gov/metaschema/specification/datatypes/#date-time-with-timezone).
- `version`: The version of the content iself. May be any string, including "draft".
- `oscal-version`: The OSCAL version of the syntax. This must be a published OSCAL version, such as "1.1.3" or "1.2.1".

#### Example

```yaml

system-security-plan:
  uuid: 11111111-2222-4000-8000-000000000000
  metadata:
    title: \[EXAMPLE\] FedRAMP \[Baseline Name\] System Security Plan (SSP)
    last-modified: '2025-01-08T04:18:29Z'
    version: fedramp-3.0.0rc1-oscal-1.1.2
    oscal-version: 1.1.3

```