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 16:15:03 +0200", "link": "https://www.ansa.it/nuova_europa/en/news/sections/news/2026/06/29/poland-signs-contract-to-acquire-swedish-submarines_0840cecb-02a3-40e2-a082-f5a42a881750.html"}
with the following SHA256 8816e4463c994aba4559bbcb6cb49ba727785ea1abf5e059943c2b278c2259be was timestamped in the Bitcoin blockchain using the Opentimestamps protocol.