Which off-page SEO activity provides the *leastdirect impact on a Wikipedia article's search engine ranking?

Of the typical off-page SEO activities, *passivebrand mentionson websites or social media, without a direct link back to the Wikipedia article, provide the *leastdirect impact on a Wikipedia article's search engine ranking. While brand mentions can contribute to overall brand awareness and reputation, which may indirectly influence search engine rankings over time, they do not provide the immediate and direct SEO benefit of backlinks. Backlinks are hyperlinks from other websites to the Wikipedia article, which search engines use as a signal of authority and relevance. Social media shares, while helpful for driving traffic and engagement, also have a less direct impact on search rankings compared to backlinks, as most social media links are 'nofollow', meaning they don't pass on link equity. Reputation management activities, such as monitoring and addressing negative information about the subject, can indirectly improve search rankings by enhancing the overall perception of the entity. However, *unlinkedbrand mentions offer the weakest and most indirect signal to search engines regarding the value and authority of the Wikipedia article.