What does a vertical slash after the name of the file in ssh?

What does a vertical slash after the name of the file in ssh?
3d0b9ad3bfdd419aa069b0db355f8ba4.png
PS I opened the folder using vi.
P. P. S. "@", as I understand it, is a link to the file. What is the meaning of "|" ?
July 2nd 19 at 13:59
1 answer
July 2nd 19 at 14:01
Solution

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