Steps to reproduce:

1.  Import attached package in URP project with VFX package available
2.  Open VFX "UUM_128198_Simplified_Repro"
3.  Open Scene

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Actual results: 
The two sphere have different radius:
!image-2025-11-26-17-08-06-191.png|thumbnail!

There are two ways of change if:
- Disable Set Scale block in Update
!image-2025-11-26-17-09-22-277.png|thumbnail!

Or
- Switch to runtime mode
!image-2025-11-26-17-10-02-537.png|thumbnail!

Expected results: 
The two sphere have the same radius:

!image-2025-11-26-17-05-36-301.png|thumbnail!

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Reproducible with versions: 6000.64f1

Not reproducible with versions: 6000.1.0a6

Can’t test with versions: N/A

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Tested on (OS): Windows

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Notes: The issue has been involuntary fixed by the change #55907 (152ffc69c650565c8c7c99143ea14c70824ebeb4) which optimize attribute layout and this exact issue isn't reproducible with more recent revision