anchor.diff:                                        | t when t >= timestamp -> true
                                         | _                     -> false)
                             |> json 
  -                          |> OK
  +                          |> OK >=> MimeType(f)
                  })))
                
               NOT_FOUND "Route not found ¯\_(ツ)_/¯" ]
  
positive.code:                 cmdr {
                      let! s = commanderRoute commander
                      let! f = FormatExtractor(format, request)
                      return (s, Some(Kind.Commodity)) |> cargoExtractor |> FormatPicker(f) |> OK
                  })))
  
              pathScan "/%s/operations%s" (fun (commander, format) ->
  
negative.code:                 cmdr {
                    let! s = commanderRoute commander
                    let! f = FormatExtractor(format, request)
                    return (s, None) |> cargoExtractor |> FormatPicker(f) |> OK >=> MimeType(f)
                  })))
  
              pathScan "/%s/materials%s" (fun (commander, format) -> 
  