magnet:?xt=urn:btih:b1d79e96810a2d5e40c97eaee1a23fa7536b1f8b&xt=urn:md5:6d5b8fc7f340cb00cb3dbefbabe31764&xl=40&dn=5.12.12-0-202111241456qtcanvas3d-examples-5.12.12.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/linux_x64/desktop/qt5_51212_src_doc_examples/qt.qt5.51212.examples/5.12.12-0-202111241456qtcanvas3d-examples-5.12.12.7z.sha1&tr=http://bt.qt-project.org:6969/announce