Preprint: First measurement of the Hubble constant from a dark standard siren using the Dark Energy Survey galaxies and the LIGO/Virgo binary-black-hole merger GW170814 https://arxiv.org/abs/1901.01540 https://twitter.com/drsekula/status/1082735864965464065/photo/1 https://chirp.cooleysekula.net/attachment/53359