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His name never appears inside the cartouche, which was a pharaonic prerogative. Nevertheless, on his seals he is usually called "the good god, Sekhaenre" (or simply "Sekhaenre") and "the son of Ra, Yakbim". Talking about the name, there is not direct evidence that Yakbim"s throne name was Sekhaenre.
This equation is based on stylistic features of the seals and was proposed by William Ayres Ward and later elaborated by Ryholt.
Daphna Ben-Tor disputed this identification, pointing out that the seals of the several rulers lived during this period are too similar to make such correlations on the basis of mere design features. Assuming that Ward was right, Sekhaenre Yakbim is attested by a remarkable 123 seals, second only – for this period – to the 396 of Sheshi.
Basing on that, Ryholt estimated for him a reign length of around 25 years, in the interval 1805–1780 Bachelor of Civil Engineering.