# \#infrastructure **URL:** https://community.crossref.org/tag/infrastructure/109.md [Latest](https://community.crossref.org/latest.md) · [Categories](https://community.crossref.org/categories.md) · [Tags](https://community.crossref.org/tags.md) --- ## [Schema 5.5 now available: adding CRediT, new record types for blogs and posters, and more - Crossref](https://community.crossref.org/t/schema-5-5-now-available-adding-credit-new-record-types-for-blogs-and-posters-and-more-crossref/16080)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 4\ **Last updated:** [9 October 2026 10:44 UTC](https://community.crossref.org/t/schema-5-5-now-available-adding-credit-new-record-types-for-blogs-and-posters-and-more-crossref/16080 "2026-10-09T10:44:25Z")
Research is rarely limited to a single contributor performing a single role. Behind every research output are people contributing in various ways: software development, data analyses, methodology design, and much more. O… --- ## [Building Better Connections: The Story of Crossref's Metadata Development - Crossref](https://community.crossref.org/t/building-better-connections-the-story-of-crossrefs-metadata-development-crossref/15967)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [18 June 2026 20:12 UTC](https://community.crossref.org/t/building-better-connections-the-story-of-crossrefs-metadata-development-crossref/15967 "2026-06-18T20:12:39Z")
Three years ago, we asked our members what they needed from Crossref’s metadata. We received confirmation that we were going in the right direction, as well as some new ideas to explore. This helped set the course for ou… --- ## [Collaboration with Knowledge Futures to build support for high-volume DOI registration - Crossref](https://community.crossref.org/t/collaboration-with-knowledge-futures-to-build-support-for-high-volume-doi-registration-crossref/15929)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [8 June 2026 13:28 UTC](https://community.crossref.org/t/collaboration-with-knowledge-futures-to-build-support-for-high-volume-doi-registration-crossref/15929 "2026-06-08T13:28:14Z")
Cross-posted from the Knowledge Futures blog. This is a companion discussion topic for the original entry at https://www.crossref.org/blog/collaboration-with-knowledge-futures-to-build-support-for-high-volume-doi-regis… --- ## [Hit refresh: redesigning our technical infrastructure - Crossref](https://community.crossref.org/t/hit-refresh-redesigning-our-technical-infrastructure-crossref/15440)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [11 March 2026 21:23 UTC](https://community.crossref.org/t/hit-refresh-redesigning-our-technical-infrastructure-crossref/15440 "2026-03-11T21:23:51Z")
With key milestones achieved in 2025, including the appointment of new Directors of Technology and Programs, a move to the cloud, and some key schema updates, we now have a firm foundation for our next challenge: a redes… --- ## [We’ve migrated to the cloud; we hope you didn’t notice (but maybe you did) - Crossref](https://community.crossref.org/t/we-ve-migrated-to-the-cloud-we-hope-you-didn-t-notice-but-maybe-you-did-crossref/14297)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [12 August 2025 16:46 UTC](https://community.crossref.org/t/we-ve-migrated-to-the-cloud-we-hope-you-didn-t-notice-but-maybe-you-did-crossref/14297 "2025-08-12T16:46:05Z")
TLDR: We’ve successfully moved the main Crossref systems to the cloud! We’ve more to do, with several bugs identified and fixed, and a few still ongoing. However, it’s a step in the right direction and a significant mile… --- ## [Celebrating five years of Grant IDs: where are we with the Crossref Grant Linking System? - Crossref](https://community.crossref.org/t/celebrating-five-years-of-grant-ids-where-are-we-with-the-crossref-grant-linking-system-crossref/6352)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [1 July 2024 15:02 UTC](https://community.crossref.org/t/celebrating-five-years-of-grant-ids-where-are-we-with-the-crossref-grant-linking-system-crossref/6352 "2024-07-01T15:02:27Z")
We’re happy to note that this month, we are marking five years since Crossref launched its Grant Linking System. The Grant Linking System (GLS) started life as a joint community effort to create ‘grant identifiers’ and s… --- ## [Rebalancing our REST API traffic - Crossref](https://community.crossref.org/t/rebalancing-our-rest-api-traffic-crossref/5863)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [4 June 2024 21:45 UTC](https://community.crossref.org/t/rebalancing-our-rest-api-traffic-crossref/5863 "2024-06-04T21:45:14Z")
Since we first launched our REST API around 2013 as a Labs project, it has evolved well beyond a prototype into arguably Crossref’s most visible and valuable service. It is the result of 20,000 organisations around the w… --- ## [Crossref Research and Development: Releasing our Tools from the Ground Up - Crossref](https://community.crossref.org/t/crossref-research-and-development-releasing-our-tools-from-the-ground-up-crossref/3731)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [21 June 2023 19:32 UTC](https://community.crossref.org/t/crossref-research-and-development-releasing-our-tools-from-the-ground-up-crossref/3731 "2023-06-21T19:32:00Z")
This is the first post in a series designed to showcase what we do in the Crossref R&D group, also known as Crossref Labs, which over the last few years has been strengthened, first with Dominika Tkaczyk and Esha Datta, … --- ## [Europe PMC adopts the Principles of Open Scholarly Infrastructure](https://community.crossref.org/t/europe-pmc-adopts-the-principles-of-open-scholarly-infrastructure/2537)
**Author:** [@rclark](https://community.crossref.org/u/rclark)\ **Replies:** 0\ **Last updated:** [8 March 2022 21:58 UTC](https://community.crossref.org/t/europe-pmc-adopts-the-principles-of-open-scholarly-infrastructure/2537 "2022-03-08T21:58:40Z")
Great news! Another organization adopts POSI, Europe PMC adopts the Principles of Open Scholarly Infrastructure - Blog - Europe PMC: Europe PMC adopts the Principles of Open Scholarly Infrastructure --- ## [POSI fan tutte - Crossref](https://community.crossref.org/t/posi-fan-tutte-crossref/2536)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [8 March 2022 15:29 UTC](https://community.crossref.org/t/posi-fan-tutte-crossref/2536 "2022-03-08T15:29:29Z")
Just over a year ago, Crossref announced that our board had adopted the Principles of Open Scholarly Infrastructure (POSI). This is a companion discussion topic for the original entry at https://www.crossref.org/blog/p… --- ## [SAVE THE DATE 🎉 Our Annual Meeting & Board Election #CRLIVE22, Oct 26, 4:00 PM UTC](https://community.crossref.org/t/save-the-date-our-annual-meeting-board-election-crlive22-oct-26-4-00-pm-utc/2814)
**Author:** [@rclark](https://community.crossref.org/u/rclark)\ **Replies:** 0\ **Last updated:** [19 July 2022 11:38 UTC](https://community.crossref.org/t/save-the-date-our-annual-meeting-board-election-crlive22-oct-26-4-00-pm-utc/2814 "2022-07-19T11:38:16Z")
SAVE THE DATE :tada: Our Annual Meeting & Board Election #CRLIVE22 is happening Oct 26, 2022, 4:00 PM UTC. All our members, from the 140+ countries where our members are based, and everyone in our community are invite… --- ## [A ROR-some update to our API - Crossref](https://community.crossref.org/t/a-ror-some-update-to-our-api-crossref/2423)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 5\ **Last updated:** [24 January 2023 19:43 UTC](https://community.crossref.org/t/a-ror-some-update-to-our-api-crossref/2423 "2023-01-24T19:43:43Z")
Earlier this year, Ginny posted an exciting update on Crossref’s progress with adopting ROR, the Research Organization Registry for affiliations, announcing that we’d started the collection of ROR identifiers in our meta… --- ## [How I think about ROR as infrastructure - Crossref](https://community.crossref.org/t/how-i-think-about-ror-as-infrastructure-crossref/2798)
**Author:** [@amandafrench](https://community.crossref.org/u/amandafrench)\ **Replies:** 0\ **Last updated:** [8 July 2022 17:02 UTC](https://community.crossref.org/t/how-i-think-about-ror-as-infrastructure-crossref/2798 "2022-07-08T17:02:41Z")
The other day I was out and about and got into a conversation with someone who asked me about my doctoral work in English literature. I’ve had the same conversation many times: I tell someone (only if they ask!) that my … --- ## [Announcing the ROR Sustaining Supporters program - Crossref](https://community.crossref.org/t/announcing-the-ror-sustaining-supporters-program-crossref/2566)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [23 March 2022 18:48 UTC](https://community.crossref.org/t/announcing-the-ror-sustaining-supporters-program-crossref/2566 "2022-03-23T18:48:48Z")
In collaboration with California Digital Library and DataCite, Crossref guides the operations of the Research Organization Registry (ROR). ROR is community-driven and has an independent sustainability plan involving gran… --- ## [Crossref’s Board votes to adopt the Principles of Open Scholarly Infrastructure - Crossref](https://community.crossref.org/t/crossref-s-board-votes-to-adopt-the-principles-of-open-scholarly-infrastructure-crossref/1581)
**Author:** [@Crossref](https://community.crossref.org/u/Crossref)\ **Replies:** 0\ **Last updated:** [23 February 2021 17:16 UTC](https://community.crossref.org/t/crossref-s-board-votes-to-adopt-the-principles-of-open-scholarly-infrastructure-crossref/1581 "2021-02-23T17:16:13Z")
On November 11th 2020, the Crossref Board voted to adopt the “Principles of Open Scholarly Infrastructure” (POSI). POSI is a list of sixteen commitments that will now guide the board, staff, and Crossref’s development as…