January 2026 Production (PUBLISHED) vs February 2026 Production (Version 1) traceability

CONCLUSION:  ​All changes as expected

1. Readme file:

   1. 108x 110x files now including .JSON file

   2. All file dates updated to 20260221, as planned

2. Association records match PCR report

3. AttributeValue records match PCR report

4. LanguageRefset records match PCR report

5. Concept records match PCR report 

   1. 1x promoted concepts

6. Description records match PCR report 

7. Relationship concrete values match PCR report

8. Relationship records match PCR report

9. TextDefinition records match PCR report

10. OWL records match PCR report

11. Simple Refsets records match PCR report

    1. 0x new refsets added

    2. 3x refsets updated

    3. der2_Refset_1551000220108SimpleRefsetSnapshot_IE1000220.txt 1 0 1 0 N/A N/A 0 0 0 0 2
       der2_Refset_559461000220104SimpleRefsetSnapshot_IE1000220.txt 2 0 6 0 N/A N/A 0 0 0 0 8
       der2_Refset_74931000220103SimpleRefsetSnapshot_IE1000220.txt 2 0 2 0 N/A N/A 0 0 0 0 4

    4. + 8x refsets updated for the IE Drugs modules (1601000220105, etc) - but these aren’t in the IE Release package, just highlighted in the refset package IE NRC attached to the SSD ticket above

12. RefsetDescriptor records match PCR report

    1. 0x new descriptors added

13. MRCM records match PCR report

    1. No changes as expected

14. MDRS records match PCR Report

    1. 5x Extension records changed to 20260221, as expected