### CONTEXT (Previous Events):
<system_output timestamp="8431.544887">Unpacking libgcc-12-dev:i386 (12.2.0-14) ...
</system_output>
<system_output timestamp="8432.231431">Selecting previously unselected package libc-dev-bin.
</system_output>
<system_output timestamp="8432.234581">Preparing to unpack .../057-libc-dev-bin_2.36-9+deb12u8_i386.deb ...
Unpacking libc-dev-bin (2.36-9+deb12u8) ...
</system_output>
<system_output timestamp="8432.276454">Selecting previously unselected package linux-libc-dev:i386.
</system_output>
<system_output timestamp="8432.279673">Preparing to unpack .../058-linux-libc-dev_6.1.106-3_i386.deb ...
Unpacking linux-libc-dev:i386 (6.1.106-3) ...
</system_output>
<system_output timestamp="8433.467792">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8433.471442">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8433.47968">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8433.562555">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8433.565554">Preparing to unpack .../060-libtirpc-dev_1.3.3+ds-1_i386.deb ...
</system_output>
<system_output timestamp="8433.565843">Unpacking libtirpc-dev:i386 (1.3.3+ds-1) ...
</system_output>
<system_output timestamp="8433.70538">Selecting previously unselected package libnsl-dev:i386.
</system_output>
<system_output timestamp="8433.708793">Preparing to unpack .../061-libnsl-dev_1.3.0-2_i386.deb ...
Unpacking libnsl-dev:i386 (1.3.0-2) ...
</system_output>
<system_output timestamp="8433.767804">Selecting previously unselected package rpcsvc-proto.
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="8433.770799">Preparing to unpack .../062-rpcsvc-proto_1.4.3-1_i386.deb ...
Unpacking rpcsvc-proto (1.4.3-1) ...
</system_output>

Answer: 8433.770799, old event