Dev Tools · 2h ago
Google's MathSolver JSON-LD validator stricter than schema.org spec
A developer found Google Search Console flagged 10 pages for structured-data errors in MathSolver JSON-LD blocks. After 4 commits and 76 file changes, the issue was Google's validator being stricter than schema.org, not a schema mistake. The fix required adding usageInfo and correcting itemtype values to match Google's requirements.
Meridian48 take
This highlights how Google's search features can impose undocumented requirements beyond the official schema, forcing developers to debug against a black-box validator.
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Google's MathSolver JSON-LD validator is stricter than schema.org. I learned that the hard way over 4 rounds of fixes. →
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json-ldstructured-data