It's a real reference.

https://en.m.wikipedia.org/wiki/Complaint_tablet_to_Ea-nāṣir

"Inscribed on it is a complaint to Ea-nāṣir about a copper delivery of the incorrect grade and issues with another delivery"

I am afraid, however, that all I have known - that my story - will be forgotten. I am afraid for the world that is to come. Afraid that Alendi will fail. Afraid of a doom brought by the Deepness.

That's a Mistborn reference isn't it? That sentence seems familiar

Metals oxidize. You need a ceramic encased in a carefully constructed glass.

Most things last very long if stored properly. People tend to not do that, though. Probably why low-maintenance, high-permanence formats tend to keep the best.

you have not an eternity machine no

(And source)

It's a reference to good ol' Ea-nāṣir