{"id":21389,"date":"2026-05-20T10:41:42","date_gmt":"2026-05-20T08:41:42","guid":{"rendered":"https:\/\/www.beyond-expo.gr\/?page_id=21389"},"modified":"2026-05-20T11:01:31","modified_gmt":"2026-05-20T09:01:31","slug":"hackathon-arena","status":"publish","type":"page","link":"https:\/\/www.beyond-expo.gr\/el\/hackathon-arena\/","title":{"rendered":"HACKATHON ARENA"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"21389\" class=\"elementor elementor-21389\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6b5ed93 e-flex e-con-boxed e-con e-parent\" data-id=\"6b5ed93\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b36a091 animated-fast elementor-invisible elementor-widget elementor-widget-image\" data-id=\"b36a091\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/ace.aueb.gr\/innovation\/hackathon-arena-sustainability-energy-defence-hackathon\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"2560\" height=\"1440\" src=\"https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence.jpg\" class=\"attachment-full size-full wp-image-21390\" alt=\"\" srcset=\"https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence.jpg 2560w, https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence-300x169.jpg 300w, https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence-1024x576.jpg 1024w, https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence-768x432.jpg 768w, https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence-1536x864.jpg 1536w, https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence-2048x1152.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-197f689 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"197f689\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u0394\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03c4\u03ce\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03b4\u03b5\u03b9\u03be\u03b5 \u03c4\u03b7\u03bd \u03b9\u03b4\u03ad\u03b1 \u03c3\u03bf\u03c5 \u03c3\u03b5 \u03b4\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf!<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b899f7 elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"8b899f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-528822e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"528822e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u03a4\u03bf Sustainability-Energy &amp; Defence Hackathon \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c4\u03c1\u03b9\u03ae\u03bc\u03b5\u03c1\u03b7 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03bf\u03bc\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03b7\u03c2\u00a0BEYOND 2026, \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7\u03c2 \u03ad\u03ba\u03b8\u03b5\u03c3\u03b7\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7 \u039d\u03bf\u03c4\u03b9\u03bf\u03b1\u03bd\u03b1\u03c4\u03bf\u03bb\u03b9\u03ba\u03ae \u0395\u03c5\u03c1\u03ce\u03c0\u03b7, \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03bc\u03b5 \u03c4\u03bf ACE.<\/p><p>\u0397 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03b1\u03c0\u03b5\u03c5\u03b8\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03c4\u03b7\u03c2 \u03b2\u03b9\u03ce\u03c3\u03b9\u03bc\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03bc\u03c5\u03bd\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2. \u039c\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c4\u03b9\u03ba\u03ae \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1, \u03ba\u03b1\u03b9 networking \u03bc\u03b5 \u03b5\u03c0\u03b5\u03bd\u03b4\u03c5\u03c4\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5, \u03bf\u03b9 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b5\u03c5\u03ba\u03b1\u03b9\u03c1\u03af\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03be\u03bf\u03c5\u03bd, \u03bd\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ac\u03c3\u03bf\u03c5\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b9\u03b4\u03ad\u03b5\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03b5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd.<\/p><p><strong>Verticals<\/strong><\/p><ul><li><b>Sustainability &amp; Energy <br \/><\/b>\u039b\u03cd\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03b1\u03ba\u03ae \u03bc\u03b5\u03c4\u03ac\u03b2\u03b1\u03c3\u03b7, \u03b1\u03bd\u03b1\u03bd\u03b5\u03ce\u03c3\u03b9\u03bc\u03b5\u03c2 \u03c0\u03b7\u03b3\u03ad\u03c2, \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03b1\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03ba\u03c5\u03ba\u03bb\u03b9\u03ba\u03ae \u03bf\u03b9\u03ba\u03bf\u03bd\u03bf\u03bc\u03af\u03b1.<\/li><li><b>Defence Technology <br \/><\/b>\u039a\u03b1\u03b9\u03bd\u03bf\u03c4\u03cc\u03bc\u03b5\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c4\u03bf\u03bc\u03ad\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03bc\u03c5\u03bd\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2, \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 dual-use \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03b9\u03ce\u03bd.<\/li><\/ul><p><strong>\u0392\u03c1\u03b1\u03b2\u03b5\u03af\u03bf \u03bd\u03b9\u03ba\u03ae\u03c4\u03c1\u03b9\u03b1\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2<\/strong><\/p><p>\u03a3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03c3\u03c4\u03bf Creative Business Cup (CBC) Final 2026 \u03c3\u03c4\u03b7\u03bd \u039a\u03bf\u03c0\u03b5\u03b3\u03c7\u03ac\u03b3\u03b7, \u03bc\u03b5 \u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03b1\u03b5\u03c1\u03bf\u03c0\u03bf\u03c1\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03bc\u03bf\u03bd\u03ae\u03c2 \u03b3\u03b9\u03b1 1 \u03bc\u03ad\u03bb\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2.<\/p><p>\u0391\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03bf\u03c6\u03af\u03bb \u03c4\u03b7\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2, \u03b7 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03b8\u03b1 \u03b1\u03c6\u03bf\u03c1\u03ac:<\/p><ul><li>CBC with\u00a0<a href=\"https:\/\/urldefense.proofpoint.com\/v2\/url?u=https-3A__techbbq.dk_&amp;d=DwMF-w&amp;c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&amp;r=A8LzUwBb6THRiwFBSw2jeC2WSYjMTL_jsrDGEYOglBg&amp;m=qGdoewEnR6chITgqWK_iGG1_eZQWIz9_5jwSjlUB0v9hqUgUVQoW5ahcWjFGJ44u&amp;s=0J7M0L0rlaovN-0HQ6r_q7-oWiN7dOPu8opz1kq7Sjs&amp;e=\"><span style=\"color: #3366ff;\"><strong>TechBBQ<\/strong><\/span><\/a>\u00a0&#8211; (26\u201327 \u0391\u03c5\u03b3\u03bf\u03cd\u03c3\u03c4\u03bf\u03c5, 10.000 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2) \u2014 \u03b3\u03b9\u03b1 Createch startups<\/li><li>CBC with <strong><span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/urldefense.proofpoint.com\/v2\/url?u=https-3A__www.trifolium-2Dimpactfestival.com_&amp;d=DwMF-w&amp;c=euGZstcaTDllvimEN8b7jXrwqOf-v5A_CdpgnVfiiMM&amp;r=A8LzUwBb6THRiwFBSw2jeC2WSYjMTL_jsrDGEYOglBg&amp;m=qGdoewEnR6chITgqWK_iGG1_eZQWIz9_5jwSjlUB0v9hqUgUVQoW5ahcWjFGJ44u&amp;s=rhQx16hoIl0oTBw_cnwz-II7Yb_cwQ73IBtN561tXXo&amp;e=\">Impact Festival<\/a><\/span><\/strong>\u00a0&#8211; (11\u201312 \u03a3\u03b5\u03c0\u03c4\u03b5\u03bc\u03b2\u03c1\u03af\u03bf\u03c5, 3.000 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2) \u2014 \u03b3\u03b9\u03b1 impact-focused startups<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97cf07e elementor-widget-divider--view-line elementor-invisible elementor-widget elementor-widget-divider\" data-id=\"97cf07e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8243f9 elementor-align-center animated-fast elementor-invisible elementor-widget elementor-widget-button\" data-id=\"a8243f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomInUp&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/ace.aueb.gr\/innovation\/hackathon-arena-sustainability-energy-defence-hackathon\/\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u0394\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03ad\u03c9\u03c2 15 \u0399\u03bf\u03c5\u03bd\u03af\u03bf\u03c5!<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u0394\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03c4\u03ce\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03b4\u03b5\u03b9\u03be\u03b5 \u03c4\u03b7\u03bd \u03b9\u03b4\u03ad\u03b1 \u03c3\u03bf\u03c5 \u03c3\u03b5 \u03b4\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf! \u03a4\u03bf Sustainability-Energy &amp; Defence Hackathon \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c4\u03c1\u03b9\u03ae\u03bc\u03b5\u03c1\u03b7 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03bf\u03bc\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03b7\u03c2\u00a0BEYOND 2026, \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7\u03c2 \u03ad\u03ba\u03b8\u03b5\u03c3\u03b7\u03c2 \u03c4\u03b5\u03c7\u03bd\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03b7 \u039d\u03bf\u03c4\u03b9\u03bf\u03b1\u03bd\u03b1\u03c4\u03bf\u03bb\u03b9\u03ba\u03ae \u0395\u03c5\u03c1\u03ce\u03c0\u03b7, \u03c3\u03b5 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03bc\u03b5 \u03c4\u03bf ACE. \u0397 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03b1\u03c0\u03b5\u03c5\u03b8\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03c4\u03b7\u03c2 \u03b2\u03b9\u03ce\u03c3\u03b9\u03bc\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21390,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-21389","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>HACKATHON ARENA - Beyond<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.beyond-expo.gr\/el\/hackathon-arena\/\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HACKATHON ARENA - Beyond\" \/>\n<meta property=\"og:description\" content=\"\u0394\u03ae\u03bb\u03c9\u03c3\u03b5 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03c4\u03ce\u03c1\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03b4\u03b5\u03b9\u03be\u03b5 \u03c4\u03b7\u03bd \u03b9\u03b4\u03ad\u03b1 \u03c3\u03bf\u03c5 \u03c3\u03b5 \u03b4\u03b9\u03b5\u03b8\u03bd\u03ad\u03c2 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf! \u03a4\u03bf Sustainability-Energy &amp; Defence Hackathon \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c4\u03c1\u03b9\u03ae\u03bc\u03b5\u03c1\u03b7 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03bf\u03bc\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 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\u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03c4\u03b7\u03c2 \u03b2\u03b9\u03ce\u03c3\u03b9\u03bc\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.beyond-expo.gr\/el\/hackathon-arena\/\" \/>\n<meta property=\"og:site_name\" content=\"Beyond\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/beyond.innovation.expo\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-20T09:01:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1440\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta 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\u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c4\u03bf\u03bc\u03b5\u03af\u03c2 \u03c4\u03b7\u03c2 \u03b2\u03b9\u03ce\u03c3\u03b9\u03bc\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 [&hellip;]","og_url":"https:\/\/www.beyond-expo.gr\/el\/hackathon-arena\/","og_site_name":"Beyond","article_publisher":"https:\/\/www.facebook.com\/beyond.innovation.expo","article_modified_time":"2026-05-20T09:01:31+00:00","og_image":[{"width":2560,"height":1440,"url":"https:\/\/www.beyond-expo.gr\/wp-content\/uploads\/2026\/05\/Sustainability-Energy-Defence.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"\u0395\u03ba\u03c4\u03b9\u03bc\u03ce\u03bc\u03b5\u03bd\u03bf\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2":"2 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