New observations of galaxies at redshift z_spec > 11

[RedshiftDrift]

"UNCOVER: Illuminating the Early Universe—JWST/NIRSpec Confirmation of z > 12 Galaxies"
"... observations of two galaxies: a robust detection at $z_{spec}=12.393$, and a plausible candidate at $z_{spec}=13.079$."
https://iopscience.iop.org/article/10.3847/2041-8213/acfe07

[RedshiftDrift]

A "List of the most distant astronomical objects" is maintained here:
Most distant spectroscopically-confirmed objects