{"id":18235,"date":"2025-10-15T15:59:17","date_gmt":"2025-10-15T13:59:17","guid":{"rendered":"https:\/\/www.open-systems.com\/?p=18235"},"modified":"2025-10-15T15:59:17","modified_gmt":"2025-10-15T13:59:17","slug":"35-jahre-wirkung-feiern-wie-sich-unser-portfolio-entwickelt-hat-um-greifbaren-mehrwert-zu-liefern","status":"publish","type":"post","link":"https:\/\/www.open-systems.com\/de\/blog\/35-jahre-wirkung-feiern-wie-sich-unser-portfolio-entwickelt-hat-um-greifbaren-mehrwert-zu-liefern\/","title":{"rendered":"35 Jahre Wirkung feiern: Wie sich unser Portfolio entwickelt hat, um greifbaren Mehrwert zu 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