magnet:?xt=urn:btih:c1e3a6381e14621973e7ee1e06abfab047642bcc&xt=urn:md5:3f9fc15ba99f60383205379fbd78181e&xl=40&dn=6.4.0-0-202209270920qtconcurrent-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt6_640_src_doc_examples/qt.qt6.640.doc/6.4.0-0-202209270920qtconcurrent-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce