What is distinguishes an oriental carpet knot by hand?

[tds_leads input_placeholder="Your email address" btn_horiz_align="content-horiz-center" pp_msg="SSd2ZSUyMHJlYWQlMjBhbmQlMjBhY2NlcHQlMjB0aGUlMjAlM0NhJTIwaHJlZiUzRCUyMiUyMyUyMiUzRVByaXZhY3klMjBQb2xpY3klM0MlMkZhJTNFLg==" pp_checkbox="yes" tdc_css="eyJhbGwiOnsibWFyZ2luLXRvcCI6IjMwIiwibWFyZ2luLWJvdHRvbSI6IjQwIiwiZGlzcGxheSI6IiJ9LCJwb3J0cmFpdCI6eyJtYXJnaW4tdG9wIjoiMTUiLCJtYXJnaW4tYm90dG9tIjoiMjUiLCJkaXNwbGF5IjoiIn0sInBvcnRyYWl0X21heF93aWR0aCI6MTAxOCwicG9ydHJhaXRfbWluX3dpZHRoIjo3NjgsImxhbmRzY2FwZSI6eyJtYXJnaW4tdG9wIjoiMjAiLCJtYXJnaW4tYm90dG9tIjoiMzAiLCJkaXNwbGF5IjoiIn0sImxhbmRzY2FwZV9tYXhfd2lkdGgiOjExNDAsImxhbmRzY2FwZV9taW5fd2lkdGgiOjEwMTksInBob25lIjp7Im1hcmdpbi10b3AiOiIyMCIsImRpc3BsYXkiOiIifSwicGhvbmVfbWF4X3dpZHRoIjo3Njd9" display="column" gap="eyJhbGwiOiIyMCIsInBvcnRyYWl0IjoiMTAiLCJsYW5kc2NhcGUiOiIxNSJ9" f_msg_font_family="downtown-sans-serif-font_global" f_input_font_family="downtown-sans-serif-font_global" f_btn_font_family="downtown-sans-serif-font_global" f_pp_font_family="downtown-serif-font_global" f_pp_font_size="eyJhbGwiOiIxNSIsInBvcnRyYWl0IjoiMTEifQ==" f_btn_font_weight="700" f_btn_font_size="eyJhbGwiOiIxMyIsInBvcnRyYWl0IjoiMTEifQ==" f_btn_font_transform="uppercase" btn_text="Unlock All" btn_bg="#000000" btn_padd="eyJhbGwiOiIxOCIsImxhbmRzY2FwZSI6IjE0IiwicG9ydHJhaXQiOiIxNCJ9" input_padd="eyJhbGwiOiIxNSIsImxhbmRzY2FwZSI6IjEyIiwicG9ydHJhaXQiOiIxMCJ9" pp_check_color_a="#000000" f_pp_font_weight="600" pp_check_square="#000000" msg_composer="" pp_check_color="rgba(0,0,0,0.56)" msg_succ_radius="0" msg_err_radius="0" input_border="1" f_unsub_font_family="downtown-sans-serif-font_global" f_msg_font_size="eyJhbGwiOiIxMyIsInBvcnRyYWl0IjoiMTIifQ==" f_input_font_size="eyJhbGwiOiIxNCIsInBvcnRyYWl0IjoiMTIifQ==" f_input_font_weight="500" f_msg_font_weight="500" f_unsub_font_weight="500"]