guarda, su quella pagina trovo questa indicazione:
"This file is licensed under the Creative Commons Attribution 3.0 Unported license
I encourage distribution and modification of this image as long as you attribute its author and license. Official license
If you are using one of my images or wish to contact me, please inform me by writing a short message on my discussion page
Please credit Martin St-Amant - Wikipedia - CC-BY-SA-3.0 in the immediate vicinity of the image"
però magari per sicurezza, attendi una conferma ulteriore ...