# w-serp-certificate

# Playground

<w-serp-certificate last-edited="2020-06-14 14:03" first-timestamped="2020-10-05 10:58" published-by="Jelle van der Schoot"></w-serp-certificate>

Property	Attribute	Description	Type	Default
`firstTimestamped`	`first-timestamped`	date string when content was first timestamped	`string`	`''`
`lastEdited`	`last-edited`	date string when content was last edited	`string`	`''`
`publishedBy`	`published-by`	name of an individual or company that published the content	`string`	`''`