Lexicon

of Rig Veda

hiraṇyaśamya, having the golden pins of a yoke

The pegs of the yoke for its fastening to the shaft, here it is golden, so symbolism is quite obvious: the Truth as an element of fastening in the chariot of the Sun.

See also:

•  golden chariot (hiraṇyaratha)

•  golden shaft of a chariot (hiraṇyaprauga)