3.10.6-1~22.04.1 version inconsistency

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When installing package 3.10.6-1~22.04.1, I expect that its version will be 3.10.6-1~22.04.1 but instead the version is 3.10.6-1~22.04

$ apt-get update
...
Reading package lists... Done

$ apt-get install python3=3.10.6-1~22.04.1 -y
...
E: Version '3.10.6-1~22.04.1' for 'python3' was not found

$ apt-get install python3 -y
...
Get:3 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 python3.10-minimal amd64 3.10.6-1~22.04.1 [2263 kB]
...
Get:11 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 python3.10 amd64 3.10.6-1~22.04.1 [497 kB]
...
Unpacking python3.10-minimal (3.10.6-1~22.04.1) ...
...
Setting up python3.10-minimal (3.10.6-1~22.04.1) ...

$ dpkg-query -W -f='${Version}\n' python3
3.10.6-1~22.04

$ apt-cache show python3 | grep Version | head -n 1
Version: 3.10.6-1~22.04

$ lsb_release -rd
Description: Ubuntu 22.04.1 LTS
Release: 22.04

$ apt-cache policy python3
python3:
  Installed: 3.10.6-1~22.04
  Candidate: 3.10.6-1~22.04
  Version table:
 *** 3.10.6-1~22.04 500
        500 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     3.10.4-0ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu jammy/main amd64 Packages