E. Gaztañaga^13,14,15, L. Le Guillou²³, G. Gutierrez¹⁶, C. Howlett¹⁷, D. Huterer^18,19, M. Ishak²⁰, R. Joyce²¹, A. Kremin⁵, O. Lahav⁹, C. Lamman²², M. Landriau⁵, A. de la Macorra¹⁰, R. Miquel^24,25, S. Nadathur¹⁴, G. Niz^26,27, W. J. Percival^28,29,30, F. Prada³¹, I. Pérez-Ràfols³², G. Rossi³³, E. Sanchez³⁴, D. Schlegel⁵, M. Schubnell^18,19, H. Seo³⁵, J. Silber⁵, D. Sprayberry²¹, G. Tarlé¹⁹, B. A. Weaver²¹, and H. Zou³⁶

• ¹Faculty of Physics, Ludwig-Maximilians-Universität, Scheinerstr. 1, 81679 Munich, Germany
• ²Institute of Astronomy, University of Cambridge, Madingley Rd, Cambridge CB3 0HA, United Kingdom
• ³Kavli Institute for Cosmology Cambridge, Madingley Road, Cambridge CB3 0HA, United Kingdom
• ⁴Max-Planck-Institut für Extraterrestrische Physik, Postfach 1312, Giessenbachstrasse, 85748 Garching, Germany
• ⁵Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, USA
• ⁶Department of Physics, Boston University, 590 Commonwealth Avenue, Boston, Massachusetts 02215 USA
• ⁷Dipartimento di Fisica “Aldo Pontremoli”, Università degli Studi di Milano, Via Celoria 16, I-20133 Milano, Italy
• ⁸INAF-Osservatorio Astronomico di Brera, Via Brera 28, 20122 Milano, Italy
• ⁹Department of Physics and Astronomy, University College London, Gower Street, London, WC1E 6BT, United Kingdom
• ¹⁰Instituto de Física, Universidad Nacional Autónoma de México, Circuito de la Investigación Científica, Ciudad Universitaria, Cd. de México C. P. 04510, México
• ¹¹Departamento de Física, Universidad de los Andes, Cra. 1 No. 18A-10, Edificio Ip, CP 111711, Bogotá, Colombia
• ¹²Observatorio Astronómico, Universidad de los Andes, Cra. 1 No. 18A-10, Edificio H, CP 111711 Bogotá, Colombia
• ¹³Institut d’Estudis Espacials de Catalunya (IEEC), c/ Esteve Terradas 1, Edifici RDIT, Campus PMT-UPC, 08860 Castelldefels, Spain
• ¹⁴Institute of Cosmology and Gravitation, University of Portsmouth, Dennis Sciama Building, Portsmouth, PO1 3FX, United Kingdom
• ¹⁵Institute of Space Sciences, ICE-CSIC, Campus UAB, Carrer de Can Magrans s/n, 08913 Bellaterra, Barcelona, Spain
• ¹⁶Fermi National Accelerator Laboratory, PO Box 500, Batavia, Illinois 60510, USA
• ¹⁷School of Mathematics and Physics, University of Queensland, Brisbane, QLD 4072, Australia
• ¹⁸Department of Physics, University of Michigan, 450 Church Street, Ann Arbor, Michigan 48109, USA
• ¹⁹University of Michigan, 500 S. State Street, Ann Arbor, Michigan 48109, USA
• ²⁰Department of Physics, The University of Texas at Dallas, 800 W. Campbell Rd., Richardson, Texas 75080, USA
• ²¹NSF NOIRLab, 950 N. Cherry Ave., Tucson, Arizona 85719, USA
• ²²The Ohio State University, Columbus, 43210 Ohio, USA
• ²³Sorbonne Université, CNRS/IN2P3, Laboratoire de Physique Nucléaire et de Hautes Energies (LPNHE), FR-75005 Paris, France
• ²⁴Institució Catalana de Recerca i Estudis Avançats, Passeig de Lluís Companys, 23, 08010 Barcelona, Spain
• ²⁵Institut de Física d’Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Edifici Cn, Campus UAB, 08193, Bellaterra (Barcelona), Spain
• ²⁶Departamento de Física, DCI-Campus León, Universidad de Guanajuato, Loma del Bosque 103, León, Guanajuato C. P. 37150, México
• ²⁷Instituto Avanzado de Cosmología A. C., San Marcos 11 - Atenas 202. Magdalena Contreras. Ciudad de México C. P. 10720, México
• ²⁸Department of Physics and Astronomy, University of Waterloo, 200 University Ave W, Waterloo, Ontario N2L 3G1, Canada
• ²⁹Perimeter Institute for Theoretical Physics, 31 Caroline St. North, Waterloo, Ontario N2L 2Y5, Canada
• ³⁰Waterloo Centre for Astrophysics, University of Waterloo, 200 University Ave W, Waterloo, Ontario N2L 3G1, Canada
• ³¹Instituto de Astrofísica de Andalucía (CSIC), Glorieta de la Astronomía, s/n, E-18008 Granada, Spain
• ³²Departament de Física, EEBE, Universitat Politècnica de Catalunya, c/Eduard Maristany 10, 08930 Barcelona, Spain
• ³³Department of Physics and Astronomy, Sejong University, 209 Neungdong-ro, Gwangjin-gu, Seoul 05006, Republic of Korea
• ³⁴CIEMAT, Avenida Complutense 40, E-28040 Madrid, Spain
• ³⁵Department of Physics and Astronomy, Ohio University, 139 University Terrace, Athens, Ohio 45701, USA
• ³⁶National Astronomical Observatories, Chinese Academy of Sciences, A20 Datun Road, Chaoyang District, Beijing, 100101, People’s Republic of China

• ^*Contact author: jiamin.hou@ast.cam.ac.uk