What makes The Ring title any worse than the alphabet titles? Because they don't sanction fights? The Ring title has been around longer than any of the organizations except for the WBA/NBA.
"Lineal" champ sometimes gets blurry with retirements and moves up in weight. The cyberboxingzone has Manny as being lineal champ at 112 and 126. I'm pretty sure he's considering 130 as the 3rd.