Volt transfer experiment, MM -> xDevs.com, by using A9 PCBA 7.18460898VDC @ T_AMB = 23.4°C

732B Reference level: 9.99995625 VDC, LTZ calculated: -2.81534727 + REF = 7.18460898 VDC

±0.5ppm span : 7.184600 Vmin to 7.18461796 Vmax
CSV-data from REF HP 3458A to A9 PCBA - 732B Transfer

Fluke 732B specification
1 Year : ± 2.0 ppm
9.99995625 VDC at 35.9 TEMP?

HPAK 3458A-002 specification (Calibrated 6/2015, 7 months from now):
Accuracy 10V: 4 ppm of reading + 0.05 ppm of range, 24 hour, ±1° C of last ACAL; T_AMB = Tcal ±5°C, MATH NULL and fixed range
Transfer accuracy 10V: 0.05 ppm of reading + 0.05 ppm of range, 10 minute window, ±0.5°C T_AMB