PhysicalConnectivity/src/main/resources/data/phycon/recipes/serial_cable.json

{
  "type": "minecraft:crafting_shaped",
  "pattern": [
    " C ",
    "CRC",
    "GC "
  ],
  "key": {
    "C": {"item": "minecraft:blue_carpet"},
    "R": {"item": "minecraft:redstone"},
    "G": {"tag": "c:gold_ingots"}
  },
  "result": {
    "item": "phycon:serial_cable"
  }
}