{"ok":true,"data":{"id":"DGP-RZV0CFKNSTPG","type":"person","kind":"public_figure","name":"Joseph Mathieu","slug":"joseph-mathieu","headline":"German engineer","summary":"Joseph Mathieu was a German engineer. Born 1903 in Aachen.","location":{"country":"DE","country_name":"Germany"},"functions":["education","engineering","research"],"languages":["German"],"public_life":{"born":{"date":"1903-10-11","place":"Aachen"},"died":{"date":"1965-12-24","place":"Aachen"},"citizenship":["Germany"],"occupations":["labour scientist","engineer","university teacher"],"affiliations":["Nazi Party","VDI – The Association of German Engineers"]},"visibility":"public","index":true,"identifiers":{"wikidata":"Q132903927"},"quality":{"overall":"silver","sections":{"public_life":"silver"}},"sources":[{"name":"Wikidata","as_of":"2026-10-03","note":"Community-curated knowledge base (CC0)"}],"updated":"2026-10-03T00:00:00Z","url":"https://datagalactica.com/person/DGP-RZV0CFKNSTPG/joseph-mathieu"},"meta":{"api":"v1","standard":"Galactica Entity Standard v1","docs":"https://datagalactica.com/api","note":"Contact fields are masked (only a full-data key with the contacts scope adds an unmasked contact object). Bronze means one unconfirmed source and may be a different real-world entity; prefer the higher grade when names collide. Cite the Galactica ID and the page url."}}