Lorenceo:
Screeb:
S/N is visible on the power supply: https://trademe.tmcdn.co.nz/photoserver/plus/1511574602.jpg
The other photo higher res: https://trademe.tmcdn.co.nz/photoserver/plus/1557609302.jpg
The one on the PSU isn't the ONT S/N. I tried with the second image, but it's too low res and the seller has edited out the text with the S/N.
what ever way it is, its kinda useless to someone else, then you will claim that they have been ripped off and the police would be involved.. i guess all we can do is sit back and watch :P