| Oct. 21, 2024 |
v7 |
Added documentation related to the ICPSR Metadata API and Metadata Change Process. |
| June 28, 2024 |
v6 |
Updated internal guidance for the 'external source id' element. |
| June 27, 2024 |
v5 |
Updated internal guidance for the 'funding purpose' element. |
| June 18, 2024 |
v4 |
Revised 'principal investigator' element to better reflect its use in ICPSR systems. |
| Mar. 22, 2024 |
v3 |
Added 'study number' and distributor 'order' elements to the schema to address earlier oversight. |
| Jan. 29, 2024 |
v2 |
Removed guidance regarding null entries for National Institute of Justice studies. Several fields previously required "None" when otherwise a field would be left blank. It was confirmed with the project managers this is no longer necessary NACJD-wide. |
| Oct. 30, 2023 |
v1 |
Initial release and publication of the ICPSR Metadata Documentation Portal. |