I was given brand new 500-750 MCM bare bright copper wire a thousand pounds of it is it stolen it is a very rare thing for that to happen but the truth is that's what happened it was given to me it was extra copper on a monumental job and the jobs close down when the company bankrupt in the owner of the company gave it to me I'm afraid to try to sell to a scrap yard because I think it stolen what do i do and how can I prove that its not gfs