/usr/share/tesseract-ocr/tessdata/spa.cube.params is in tesseract-ocr-spa 3.02-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 | RecoWgt=0.6826
SizeWgt=0.1264
OODWgt=0.0138
NumWgt=0.0526
CharBigramsWgt=0.1210
MaxSegPerChar=8
BeamWidth=10
ConvGridSize=48
WordUnigramsWgt=0.0036
MaxWordAspectRatio=20.0000
MinSpaceHeightRatio=0.5000
MaxSpaceHeightRatio=0.6000
HistWindWid=2
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