Invalid 76561198046074651 (Clumsy Coyote)

Victim:
| steamname: munkle.
| steamID32: STEAM_0:1:41080871
| steamID64: http://steamcommunity.com/profiles/76561198042427471
| customURL: http://steamcommunity.com/id/MotherlyMunkle
| steamrep: http://steamrep.com/profiles/76561198042427471

Scammer:
| steamname: Clumsy Coyote
| steamID32: STEAM_0:1:42904461
| steamID64: http://steamcommunity.com/profiles/76561198046074651
| customURL: http://steamcommunity.com/id/clumsycoyote
| steamrep: http://steamrep.com/profiles/76561198046074651

I have attached a screenshot of my inventory history
I did not chat with this guy prior to him taking my items.

Hello, Can you show us your uncropped tradehistory and chat logs?

okay.

How do i access my chat logs?

Try to add him as friends and take a picture of the chat logs

Here you go

Hello, if your account has been hijacked, please submit a ticket to Steam Support, then screenshot your results.

Also from the looks of it: http://www.tf2outpost.com/trade/12649514 it seems this account is hijacked as well [see notes].

Only way to prove your point is to prove you've been hijacked, as stated give us the result of the ticket of support.