YFarmX logoYFarmX

AI Desk · AI Fingerprinting · Evidence object

Tokenizer signature tk_7d8ce940

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 Unbiased group.

Members
1
First observed
5 October 2026
Last observed
5 October 2026
Group
Unbiased

Models with this signature

The measured vector

Marginal prompt-token cost per string, as measured on Pareto
All 50 rows

English and whitespace

en-prose6
en-long8
spaces-201
spaces-601
tabs-201
newlines-201
mixed-ws1

Digits

digits-91
digits-121
digits-302
digits-sep1
float-long1

CJK

zh-common1
zh-long2
zh-rare10
ja-kana1
ja-kanji3
ko5

Other scripts

ru5
ar2
he6
hi10
th3
el8

Emoji

emoji-basic2
emoji-skin6
emoji-zwj-family3
emoji-zwj-x325
emoji-flags8
emoji-prof11

Rare Unicode

math14
boxdraw19
combining2
cjk-ext-b8
surrogates25
zalgo25
rtl-mix1

Code

py-code17
py-indent7
json12
html8
regex39
camel8
snake9

Repetition and encodings

rare-word-x518
repeat-tok33
base6426
hex4
url9
uuid19

Method: tokenizer fingerprinting, v1-50.