You probably did but HN fishes the canonical URL from the page HTML and that particular page has the wrong one instead of the one you likely submitted <lin

You probably did but HN fishes the canonical URL from the page HTML and that particular page has the wrong one instead of the one you likely submitted <link rel="canonical" href="https://www.observatoiredeparis.psl.eu/revue-fortement-a-la-baisse.html" />