GEST DOI Health
Journal & publisher DOI validation — registry-first, transparent, read-only.
Single DOI
Multiple / references
Issue URL
Full Journal
Publisher
Multiple / references
Verify references
GEST V4.0.0 · Read-only · No database writes · No Crossref/DataCite writes.
Registry metadata: Crossref/DataCite. Resolution: DOI.org. Website checks are bounded and reported separately from registry facts.