v5 · RFC 9562 §5.5

Name-based, SHA-1

SHA-1 of a namespace and a name, cut to 128 bits, six of them overwritten. Prefer it over v3.

2ed6657de927568b95e12665a8aea6a2

Change the name below and every digit changes. Step through to see which digits are hash and which are not.

the inputs

namespacename

the recipe

input:6ba7b8109dad11d180b400c04fd430c8 ‖ 7777772e6578616d706c652e636f6d

SHA-1:2ed6657de927468b55e12665a8aea6a2~~2dee3e35~~

overwrite:xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx

final:2ed6657d-e927-568b-95e1-2665a8aea6a2

sorts by timeno

revealsnothing

reproducibleyes

best forname-based ids