ORCID Public Data File 2025

ORCID Public Data File 2025These files contain a snapshot of all public data in the ORCID Registry associated with an ORCID record that was created or claimed by an individual as of October 1, 2025. ORCID publishes this file once per year under a Creative Commons CC0 1.0 Universal public domain dedication. This means that, to the extent possible under law, ORCID has waived all copyright and related or neighbouring rights to the Public Data File. For more information on the file, see https://info.orcid.org/public-data-file-use-policy/
The file contains the public information associated with each user's ORCID record. The data is available in XML format and is further divided into separate files for easier management. One file contains the full record summary for each record. The rest of the data is divided into 11 files which contain the activities for each record including full work data.
Below is a more complete description of how the data is structured.
Summaries file:ORCID_2025_10_summaries.tar.gzUncompressed size: 863,678 MB
Description: Contains all the existing summaries, when extracted, it will generate the following file structure: summaries/[3 digits checksum]/[iD].xml
Example: If you are looking for the summary of iD '0000-0002-7869-831X', decompress the file and you will find the summary under 'summaries/31X/0000-0002-7869-831X.xml'.
Activities files:ORCID_2025_10_activities_0.tar.gzORCID_2025_10_activities_1.tar.gzORCID_2025_10_activities_2.tar.gzORCID_2025_10_activities_3.tar.gzORCID_2025_10_activities_4.tar.gzORCID_2025_10_activities_5.tar.gzORCID_2025_10_activities_6.tar.gzORCID_2025_10_activities_7.tar.gzORCID_2025_10_activities_8.tar.gzORCID_2025_10_activities_9.tar.gzORCID_2025_10_activities_X.tar.gzTotal uncompressed size: 3,691,169 MB
Description: Consists of 11 .tar.gz files, each file contains the public activities that belongs to an iD that contains a given checksum. The file hierarchy is as follows:
[checksum]/[3 digits checksum]/[iD]/[activity type]/[iD]_[activity_type]_[putcode].xml
Examples:
If you are looking for the public activities that belong to `0000-0002-7869-831X:
Decompress the file 'ORCID_2025_10_activities_X.tar.gz'.You will find all the public activities under 'X/31X/0000-0002-7869-831X/' which are then sub-divided in folders for each activity type.If you are looking for all the employments that belong to '0000-0002-7869-831X':
Decompress the file 'ORCID_2025_10_activities_X.tar.gz'Navigate to 'X/31X/0000-0002-7869-831X/employments'.If you are looking for the employment with put-code '7923980' that belongs to '0000-0002-7869-831X' :
Decompress the file 'ORCID_2025_10_activities_X.tar.gz'.You will find that employment under 'X/31X/0000-0002-7869-831X/employments/0000-0002-7869-831X_employments_7923980.xml'.Companion Resources:ORCID Data Model2024 ORCID Public Data File2023 ORCID Public Data File2022 ORCID Public Data File2021 ORCID Public Data File2020 ORCID Public Data File2019 ORCID Public Data File2018 ORCID Public Data File2017 ORCID Public Data File2016 ORCID Public Data File2015 ORCID Public Data File2014 ORCID Public Data File2013 ORCID Public Data File