permanent ban reson cheating

1. Your in-game username:Keep Calm -_-
2. Describe the situation: i was playing normaly then the admin join a server and told me sry keep .
i didn`t know what did he mean so i told him why , about what and ? , then he gave me permanent ban reson cheating !! . idk why did he give me that i swear i didn`t do anything
3. Your steamid:: ' STEAM_1 : 0 : 58052058 '
4. Ban details (from console):[AMXBans] You have been banned from this Server by Admin aLfA !1 BraKeR 7 [Y0uTuBE].
[AMXBans] You are permanently banned.
[AMXBans] Banned Nickname : Keep Calm -_-
[AMXBans] Reason : ' Cheating '
[AMXBans] You can complain about your ban @ www.cs-gamers.net
[AMXBans] Your SteamID : ' STEAM_1 : 0 : 58052058 '
[AMXBans] Your IP : ' 156.203.146.96 '
[AMXBans] ===============================================
Kicked : You are BANNED. Check your console.
5. Proof (demo only):https://usaupload.com/78US/[CSGAMERS]_Umbrella_Swarm.dem
6. Wargod's scan (only if you were banned for cheating): download field idk why :/ Failed - Download error