magnet:?xt=urn:btih:ff93b7bbf2e2516db1f3ca830635d253205a526c&xt=urn:md5:f1af03c422772783f2dab9872adcb13f&xl=40&dn=5.12.10-0-202011040853qtdoc-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/linux_x64/desktop/qt5_51210_src_doc_examples/qt.qt5.51210.doc/5.12.10-0-202011040853qtdoc-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce