I thought it was untraceable.

不是无法追查吗
Technically, yes, but, so I thought, "Work with what we do know"

技术上是的但是我想从已知入手
That video, OK, before Youtube compression it was 57.3 meg.

那段视频在Youtube压缩之前是57.3兆
Algorithm.

基于算法
All right, anyway, we also know it was uploaded at 3:16 AM.

好吧我们还知道视频于凌晨3点16分上传
I ran a nationwide traceback on uninterrupted one-way uploads

我回溯了全国的连续单向上传
of precisely 57.3 meg in the minutes leading up to 3:16,

条件设为大小57.3兆完成时间3点16分
and the closest I can get is a postcode.

最接近的就是这个邮编了
It came from somewhere in there.

就在这一片区域
Looks like a campus.

看起来像是一个校园
Yeah. Closed 2010.

是的 2010年关闭
It's been empty since.

荒废至今