{"id":6624,"number":"26.989","type":"TR","title":"Mission Critical Push To Talk (MCPTT); Media, codecs and Multimedia Broadcast/Multicast Service (MBMS) enhancements for MCPTT over LTE","series":26,"status":"Under change control","initial_release":"Rel-13","primary_group":"S4","secondary_groups":[],"portal_id":3075,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3075","dynareport_url":"https://www.3gpp.org/dynareport/26989.htm","publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T11:04:54.511187+00:00","updated_at":"2026-10-16T09:35:06.458750+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3075","bibliography_source":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv"},"detail_synced_at":"2026-10-08T00:34:50.506602+00:00","versions":[{"release":"Rel-19","version":"19.0.0","meeting":"SA#109","upload_date":"2025-10-26","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/26_series/26.989/26989-j00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-18","version":"18.0.0","meeting":"SA#103","upload_date":"2024-05-15","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/26_series/26.989/26989-i00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-17","version":"17.0.0","meeting":"SA#95-e","upload_date":"2022-04-07","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/26_series/26.989/26989-h00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-16","version":"16.0.0","meeting":"SA#88-e","upload_date":"2020-07-21","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/26_series/26.989/26989-g00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-15","version":"15.0.0","meeting":"SA#80","upload_date":"2018-06-22","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/26_series/26.989/26989-f00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-14","version":"14.0.0","meeting":"SA#75","upload_date":"2017-03-18","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/26_series/26.989/26989-e00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-13","version":"13.1.0","meeting":"SA#72","upload_date":"2016-06-24","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/26_series/26.989/26989-d10.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-13","version":"13.0.1","meeting":"SA#72","upload_date":null,"comment":"Successor to 26.879 v13.0.0","official_file_url":null,"source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null}],"release_presence":[{"release":"Rel-13","first_version_date":"2016-06-24","latest_version_date":"2016-06-24","first_version":"13.0.1","latest_version":"13.1.0","version_count":2},{"release":"Rel-14","first_version_date":"2017-03-18","latest_version_date":"2017-03-18","first_version":"14.0.0","latest_version":"14.0.0","version_count":1},{"release":"Rel-15","first_version_date":"2018-06-22","latest_version_date":"2018-06-22","first_version":"15.0.0","latest_version":"15.0.0","version_count":1},{"release":"Rel-16","first_version_date":"2020-07-21","latest_version_date":"2020-07-21","first_version":"16.0.0","latest_version":"16.0.0","version_count":1},{"release":"Rel-17","first_version_date":"2022-04-07","latest_version_date":"2022-04-07","first_version":"17.0.0","latest_version":"17.0.0","version_count":1},{"release":"Rel-18","first_version_date":"2024-05-15","latest_version_date":"2024-05-15","first_version":"18.0.0","latest_version":"18.0.0","version_count":1},{"release":"Rel-19","first_version_date":"2025-10-26","latest_version_date":"2025-10-26","first_version":"19.0.0","latest_version":"19.0.0","version_count":1}],"classifications":[],"work_items":[{"uid":620064,"acronym":"MCPTT","effective_acronym":"MCPTT","title":"Mission Critical Push To Talk over LTE (MCPTT)","responsible_groups":[],"release":"Rel-13","status":"PCG approved","wi_level":"Feature (1st level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3075","association_sources":[],"association_status":"historical_unverified"},{"uid":670023,"acronym":"MCPTT","effective_acronym":"MCPTT","title":"MCPTT Codecs and media handling","responsible_groups":["S4"],"release":"Rel-13","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=3075","association_sources":[],"association_status":"historical_unverified"}],"change_requests":[],"relationships":[],"relationship_release_evidence_summary":[],"relationship_release_evidence":[],"relationship_release_evidence_meta":{"total":0,"returned_count":0,"limit":100,"truncated":false,"href":"/api/specs/26.989/relationship-evidence"}}