magnet:?xt=urn:btih:85d9f18e73f51e13427629b1af32d015d38763db&xt=urn:md5:636e62c79930089755614068b769f48c&xl=5160484&dn=qtdatavis3d-opensource-src-1.2.3.zip&as=https://download.qt.io/new_archive/qt/5.6/5.6.3/submodules/qtdatavis3d-opensource-src-1.2.3.zip&tr=http://bt.qt-project.org:6969/announce