Release ledger
Canonical Atlas record
TS 29.559
5G System; 5G ProSe Key Management Services; Stage 3
Responsible WGC4
StatusUnder change control
Initial releaseRel-17
Selected releaseRel-18
Latest indexed version20.0.0
Series29
TypeTS
Release evolution
Compare evidence between releases
Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.
Rel-18 snapshot
Work affecting this release
43 indexed Change Requests · 4 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0040 rev.1 — Clarifying the self-references
CR 0039 rev.1 — Clarification on URI Path Segment Naming Conventions
CR 0024 rev.3 — Npkmf_Discovery_AnnounceAuthorize service operation
CR 0035 — ProblemDetails RFC 7807 obsoleted by 9457
CR 0028 rev.1 — Npkmf_Discovery_DiscoveryKey service operation
CR 0026 rev.1 — Npkmf_Discovery_MonitorKey service operation
CR 0033 rev.1 — Enhancement to support UE-to-UE relay
CR 0032 rev.1 — RFC7540 obsoleted by RFC9113
CR 0031 — PKMF replace by 5G PKMF
CR 0029 — Align with the SBI template
CR 0018 rev.1 — Remove the EN and add the missing reference point
CR 0008 rev.3 — Location header description
Version history
Indexed versions
Showing 19 of 19 indexed versions.
20.0.0Rel-20CT#1122026-07-01
19.4.0Rel-19CT#1102026-01-06
19.3.0Rel-19CT#1092025-09-28
19.2.0Rel-19CT#1082025-06-23
19.1.0Rel-19CT#1062025-01-07
19.0.0Rel-19CT#1052024-09-19
18.3.0Rel-18CT#1042024-06-26
18.2.0Rel-18CT#1022024-01-02
17.5.0Rel-17CT#1022024-01-02
18.1.0Rel-18CT#1012023-09-19
17.4.0Rel-17CT#1012023-09-19
18.0.0Rel-18CT#1002023-06-26
17.3.0Rel-17CT#1002023-06-26
17.2.0Rel-17CT#98-e2022-12-16
17.1.0Rel-17CT#97-e2022-09-23
17.0.0Rel-17CT#962022-06-21
1.0.0Rel-17 · pre-approvalCT#962022-05-30
0.2.0Rel-17 · pre-approvalCT4#110-e2022-05-30
0.1.0Rel-17 · pre-approvalCT4#109-e2022-04-20
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 29.559
5G_ProSe
Rel-17parsedProximity based Services in 5GS
5G_ProSe
Rel-17officialCT4 aspects of 5G_ProSe
TEI17
Rel-17parsed(Small) Technical Enhancements and Improvements for Rel-17
5G_ProSe_Ph2
Rel-18parsedProximity-based Services in 5GS Phase 2
Ranging_SL
Rel-18historical linkStage 2 of Ranging_SL
Historical association · verification pendingSBIProtoc18
Rel-18parsedService Based Interface Protocol Improvements Release 18
TEI18
Rel-18parsed(Small) Technical Enhancements and Improvements for Rel-18
5G_ProSe_Ph3
Rel-19parsedProximity-based Services in 5GS Phase 3
SBIProtoc19
Rel-19parsedService Based Interface Protocol Improvements Release 19
TEI19
Rel-19parsed(Small) Technical Enhancements and Improvements for Rel-19
TEI20
Rel-20parsed(Small) Technical Enhancements and Improvements for Rel-20
Knowledge graph
Related standards
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