AI Desk · Model Identity · Evidence object
Tokenizer signature tk_9a840805
An exact tokenizer signature: every model listed below returned the same marginal prompt-token count on all 50 test strings. Sharing a signature is strong evidence of a shared vocabulary. This signature sits in the NVIDIA group.
- Members
- 1
- First observed
- 21 August 2026
- Last observed
- 21 August 2026
- Group
- NVIDIA
Models with this signature
The measured vector
Marginal prompt-token cost per string, as measured on NVIDIA: Nemotron 3.5 Content Safety (free)All 50 rows
English and whitespace
en-prose14
en-long15
spaces-202
spaces-602
tabs-202
newlines-202
mixed-ws2
Digits
digits-910
digits-1213
digits-3031
digits-sep13
float-long23
CJK
zh-common11
zh-long14
zh-rare26
ja-kana7
ja-kanji10
ko11
Other scripts
ru12
ar9
he12
hi8
th10
el13
Emoji
emoji-basic5
emoji-skin10
emoji-zwj-family8
emoji-zwj-x322
emoji-flags9
emoji-prof12
Rare Unicode
math26
boxdraw18
combining10
cjk-ext-b17
surrogates28
zalgo22
rtl-mix5
Code
py-code26
py-indent12
json28
html14
regex44
camel6
snake11
Repetition and encodings
rare-word-x525
repeat-tok20
base6434
hex16
url23
uuid37
Method: tokenizer fingerprinting, v1-50. Raw data: fingerprints.json · index.json · test-strings.json.