Titans of the early universe: the Prato statement on the origin of the first supermassive black holes by Woods, TE, Agarwal, B, Bromm, V, Bunker, A, Chen, KJ, Chon, S, Ferrara, A, Glover, SCO, Haemmerlé, L, Haiman, Z, Hartwig, T, Heger, A, Hirano, S, Hosokawa, T, Inayoshi, K, Klessen, RS, Kobayashi, C, Koliopanos, F, Latif, MA, Li, Y, Mayer, L, Mezcua, M, Natarajan, P, Pacucci, F, Rees, MJ, Regan, JA, Sakurai, Y, Salvadori, S, Schneider, R, Surace, M, Tanaka, TL, Whalen, DJ, Yoshida, N