Custom GPTs broken - Summary of paper paste completely ignores the paper content

ChatGPT Bugs
1

Hi,

i have a custom GPT where i paste a complete scientific paper and it summarizes the content in a special way, trying today it is completely broken. I put in a paper of TimesBert and it summarizes Black Holes for me, completely unusable right now. Anybode else seeing similar issues?

Markus

2

Next try, same paper, now it summarizes “Computer Virus” for me

3

It looks like i get the response of somebody elses request

4

I requested a summar in my Custom GPT of https://arxiv.org/pdf/2502.21245v1, and the response i get is this:
Sure! Let’s break down the topic: SAML vs OAuth — two important technologies used in the world of user login and identity management. They help systems confirm who you are when you log into websites or apps.

:locked_with_key: What Are SAML and OAuth?

:receipt: SAML (Security Assertion Markup Language)

SAML is mainly used for Single Sign-On (SSO) in large organizations.

  • Think of SAML as a system where a trusted identity provider (IdP) tells a website (called the service provider (SP)) that you are who you say you are.
  • It works mostly in enterprise and internal web applications (like logging into your company’s HR portal using your work account).
  • …