TE - DTM Series Connector Headers

When looking at the DTM Series Connector Headers from TE, you may see two different date code styles on the header body.

For example, the part number DTM13-12PA:
The datasheet indicated the following date code style:

However, sometimes you may receive the headers with a different date code style. The reference photos are as below:

TE has confirmed that both date code styles are acceptable for use and correct.