These are the reference tables from Koonin’s Climate Science Class.
Ocean-based Temperature Studies
https://scied.ucar.edu/learning-zone/earth-system/climate-system/transfer-and-storage-heat-oceans
Work of Jake Gebbie, Peter Huybers, Maya Chun, and others
https://www.science.org/doi/10.1126/science.aar8413
https://science.nasa.gov/earth/climate-change/the-raw-truth-on-global-temperature-records/
https://phys.org/news/2024-12-bottom-cenozoic-deep-ocean-temperatures.html
https://phys.org/news/2021-11-global-temperatures-years-today-unprecedented.html
https://www.nature.com/articles/s41586-019-1349-2
https://www.nature.com/articles/d41586-017-08721-4
https://cp.copernicus.org/articles/17/843/2021/
https://agupubs.onlinelibrary.wiley.com/doi/full/10.1029/2024GL110333