{"version":1,"type":"story","url":"https://digestai.news/story/search-engine-journal-lists-common-structured-data-mistakes-that-hurt","json":"https://digestai.news/story/search-engine-journal-lists-common-structured-data-mistakes-that-hurt.json","markdown":"https://digestai.news/story/search-engine-journal-lists-common-structured-data-mistakes-that-hurt.md","slug":"search-engine-journal-lists-common-structured-data-mistakes-that-hurt","headline":"Search Engine Journal lists common structured data mistakes that hurt AI visibility","summary":"Search Engine Journal published an Ask An SEO column by Helen Pollitt outlining five common structured data errors that reduce visibility in AI search. The piece argues that treating schema as a checklist rather than an entity strategy leaves out the relationships LLMs need to understand context across a site. It recommends linking article schema to author and organization entities using consistent @id identifiers so updates propagate automatically and conflicts are avoided. The article warns that schema must match visible on-page content; marking up review ratings or prices that do not appear on the page risks Google manual penalties and confuses AI bots. It also notes that stale or contradictory data — such as mismatched stock status or pricing between page and markup — undermines the site's reliability as a factual source for AI systems.","keyPoints":["Treat schema as an entity strategy, not a checklist, to show relationships LLMs need","Use @id identifiers for consistent entities across pages and avoid conflicting data","Schema must match visible content; mismatched prices or fake reviews risk penalties"],"whyItMatters":"As AI search relies on structured data to verify facts, consistent and accurate schema becomes a trust signal that affects whether a site is cited in AI answers.","category":{"slug":"marketing","name":"Marketing & Small Business","url":"https://digestai.news/category/marketing"},"entities":{"companies":["Search Engine Journal","Google"],"models":[],"people":["Helen Pollitt"]},"firstPublishedAt":"2026-10-01T12:00:54Z","updatedAt":"2026-10-01T12:00:54Z","sourceCount":1,"hasPrimarySource":false,"sources":[{"outlet":"Search Engine Journal","title":"What Are Common Structured Data Mistakes That Hurt AI Visibility? – Ask An SEO via @sejournal, @HelenPollitt1","url":"https://searchenginejournal.com/what-are-common-structured-data-mistakes-that-hurt-ai-visibility-ask-an-seo/589924","publishedAt":"2026-10-01T12:00:54Z","type":"press","primary":false,"lead":true}],"sourceNotes":null,"discussions":[],"thread":null,"cite":{"text":"Digest AI, \"Search Engine Journal lists common structured data mistakes that hurt AI visibility\", 1 October 2026, https://digestai.news/story/search-engine-journal-lists-common-structured-data-mistakes-that-hurt","publisher":"Digest AI","title":"Search Engine Journal lists common structured data mistakes that hurt AI visibility","datePublished":"2026-10-01T12:00:54Z","url":"https://digestai.news/story/search-engine-journal-lists-common-structured-data-mistakes-that-hurt"},"generatedBy":"Written by Digest AI's editorial model from the linked sources; the sources are the record.","license":"Headlines, digests and key points are written by Digest AI and may be quoted with a link to the story page. Linked articles belong to their publishers. Terms: https://digestai.news/terms#reuse"}