Table 5. The length of elements.

Parameter	Length
The element of ${\mathbb{G}}_1$	160 bits
The element of ${\mathbb{G}}_2$	320 bits
The element of ${\mathbb{G}}_{\mathrm{T}}$	640 bits
The element of ${\mathrm{H}}_0$	160 bits
The element of ${\mathrm{H}}_1$	160 bits
The element of ${\mathrm{H}}_2$	160 bits
The element of ${\mathrm{H}}_3$	160 bits