A mold (11) for manufacturing a container (2) having a body (4) and a bottom (6), including: an annular peripheral base (8) defining a positioning plane (9); an arch (10) which extends concavely toward the inside of the container (2) from the base (8), the mold (11) including: a wall (12) having an inner surface (13) forming the cavity of the body (4) of the container (2) and having an opening therethrough, the wall (12) having an edge (23) forming the cavity of the positioning plane (9); a mold bottom (14) which is moveably mounted relative to the wall (12), the mold bottom (14) having an upper surface (15) forming the cavity of the arch (10), and a skirt (19) having an outer radial extension that is strictly lower than an inner radial extension of the positioning plane (9).