[knc1]

With credit to jhowell:
https://www.mobileread.com/forums/sh...14#post3592514

The nickname is the link:

The "code" block is the on-server identification information. (So we know if things silently change.)
(and how to get it, which you should be able to do in kTerm (I didn't test the grep command in kTerm) )

KT3

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_8th_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 14:37:44 GMT
  ETag: "e98920c90ab51e6cf04177bff1824e1e-14"

KT2

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 16:50:21 GMT
  ETag: "a7b9cb0af73e29eb22d935f14477e107-14"

KOA

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_oasis_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 16:55:11 GMT
  ETag: "fdd1e117a214ca1f6e287b0b1d05c9c7-15"

KV

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_voyage_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 16:53:18 GMT
  ETag: "6b5398c4c896c5750d34f7f9aa6f14b4-15"

PW3

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_all_new_paperwhite_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 16:51:38 GMT
  ETag: "135e97673be02c9e7b82c3399b5cabc0-15"

PW2

~> wget -S --spider https://s3.amazonaws.com/firmwaredownloads/update_kindle_paperwhite_v2_5.8.11.bin 2>&1 | grep "Last-Modified\|ETag"
  Last-Modified: Fri, 06 Oct 2017 16:48:54 GMT
  ETag: "f6343afc83357fc110bbef61639293f4-14"