The article described by the following json
{"title": "Poland signs contract to acquire Swedish submarines", "summary": "To strengthen its defence capabilities in the face of a growing Russian threat", "date": "Mon, 29 Jun 2026 16:14:14 +0200", "link": "https://www.ansa.it/nuova_europa/en/news/sections/politics/2026/06/29/poland-signs-contract-to-acquire-swedish-submarines_754e8392-20a8-4be0-bd0b-d29424801d67.html"}
with the following SHA256 efd849eec7a8083fdc3fac7325e750fbc9a6e6c617ed8e96b70629ba6798fd73 was timestamped in the Bitcoin blockchain using the Opentimestamps protocol.