{
  "schemaVersion": "crawler-atlas-1",
  "atlasVersion": "atlas-2026-07-28-v1",
  "canonical": "/atlas/structured-data",
  "title": "Structured data",
  "category": {
    "slug": "structure",
    "title": "Content structure for machines"
  },
  "definition": "Structured data encodes entities and relationships using a shared vocabulary such as Schema.org.",
  "mechanism": "JSON-LD can state article, product, organization, breadcrumb, or dataset properties explicitly while the visible page communicates the same facts to people.",
  "validation": "Validate syntax, compare structured values with visible content, and version both when facts change.",
  "commonFailure": "Markup that contradicts or invents visible content can be ignored and undermines trust in every machine-readable field.",
  "related": [
    "/atlas/semantic-html",
    "/atlas/breadcrumbs"
  ],
  "modified": "2026-07-28"
}