L2/23-004R8

UTC #174 Agenda

Tuesday, January 24 to Thursday, January 26, 2023

Meeting Logistics
UTC Document Register
Unicode Technical Site

Last updated: January 23, 2023

The UTC will be conducted as a hybrid online/in-person meeting. See the meeting logistics page for details.

Many topics are organized into categories according to sub-committees or working groups that have discussed topics in advance and provided recommendations. UTC discussions for the topic categories are pre-scheduled. Specific topics within each category will be discussed within the scheduled time window. In general, the schedule for individual topics may be fluid. In certain cases, however, specific topics may be scheduled for a specific time: see Scheduled Activies below.

See the meeting logistics page for a schedule summary.

Quorum will be verified each morning and throughout the meeting. All members need to make proxy designations in advance.

Dates and times shown are Pacific Standard time (UTC-08:00).

Scheduled Activities

The following individual topics are scheduled for discussion at specific times.

Agenda item / Topic Document Day and Time
-- -- --

See the meeting logistics page for a schedule summary.

Meeting Opening

Deferral to L2 chair to start L2 meeting and L2 topics.

A. Administrative Topics

Schedule: Tuesday, 10:30 am; Wednesday 9:30 am; Thursday 10:00 am & afternoon

A.1 Consortium membership; meeting quorum and proxies

A.2 Agenda review

A.3 Approval of minutes of prior meeting [L2/22-241]

A.4 Action item review

Documents:

A.5 Calendar review [Calendar]

A.6 PRI closing dates [Public Review Issues]

A.7 L2 representatives

A.8 Recording & document practices

B. Liaison Reports & Technical Topics

Schedule: Tuesday morning; Wednesday morning & afternoon; Thursday afternoon

B.1 JTC 1/SC 2

SC2 topics:
  • ISO/IEC 10646:2020 Amendment 1: FDIS ballot (in preparation)

    • Documents:

    • Disposition of comments on DAM1 to ISO/IEC 10646 6th edition [Michel Suignard, WG2/N5196]
  • ISO/IEC 10646:2020 Amendment 2: CDAM call for comments (closed Nov. 23)

    • Documents:

    • Additional draft repertoire for ISO/IEC 10646 6th edition Amendment 2 (CDAM2) [Michel Suignard, L2/22-194]

B.2 IRG

B.3 ICU

B.4 CLDR

B.5 TC 37/SC 2

B.6 IETF / ICANN

B.7 SEI [Anderson, L2/23-013]

B.8 INFITT

B.9 LSA

B.10 Liaison request to JTC1/SC22

C. Editorial Committee

Schedule: Tuesday morning

Discussion led by EdComm vice-chair, Ken Whistler

C.1 Editorial Committee Report and Recommendations for UTC #174 Meeting [Whistler, L2/23-009]

  • Public review feedback (October 26, 2022 - January 05, 2023) routed to Editorial Committee [Rick McGowan, L2/23-007]

C.2 PRI #464 Proposed Update UAX #41, Common References for Unicode Standard Annexes

Documents:

D. Scripts

D.1 Recommendations to UTC #174 January 2023 on Script Proposals [Anderson, et al, L2/23-012]

Schedule: Thursday morning
Discussion led by Script Ad-Hoc chair, Debbie Anderson, and vice-chair, Roozbeh Pournader

D.1.1 Proposals requiring UTC action

Topics requring UTC action:
  • Sidetic: Revised proposal to encode [Anshuman Pandey, L2/23-019]
  • Arabic: Two Quranic characters [Rikza F. Sh., L2/22-281]
  • Arabic: List of unencoded characters [Rikza F. Sh., L2/22-284]
  • Bengali: Alternate BA

    Documents:

    • Proposal to Encode Alternate BA for the Bengali Language (revised) [Vinodh Rajan, Deepro Chakraborty, L2/22-268]
    • Usages of Bengali Letter Alternate BA for Pali language [Srinidhi A, Sridatta A, L2/22-278]
  • Chisoi: Proposal to encode [Biswajit Mandal, L2/22-218]
  • Sharada: Do Not Use table
  • Tolong Siki

    Documents:

    • Proposal to encode Tolong Siki [Anshuman Pandey, L2/23-024]
    • Preliminary Proposal to Encode the Tolong Siki Script in the UCS [Anshuman Pandey, L2/10-106]
  • Tulu: Additional Document for Unicode Tulu Proposal [Akash Raj Jain, L2/23-021]
  • Tulu: Disunification of Tulu-Tigalari script & Invented Tulu Script [Vaishnavi Murthy, Vinodh Rajan, L2/23-055]
  • Tai Yo: Final proposal to encode [Viet Khoi Nguyen, et al, L2/22-289]
  • Sanban sign [Eiso Chan, L2/22-207]
  • Public review feedback (October 26, 2022 - January 05, 2023) routed to Editorial Committee [Rick McGowan, L2/23-007]
  • Recommendations on Unicode 16.0

D.1.2 Documents not requiring UTC action

Other script documents
  • Review of some Arabic additions for Quranic orthographies [Salim Al Mandhari, L2/22-251]
  • Cyrillic: Che with hook

    Documents:

    • Proposal to encode Cyrillic letter Che With Hook [Nikita Manulov, L2/22-280]
    • Comments on CYRILLIC CHE WITH HOOK's use in Khanty and Tofa (Tofalar) (L2/22-280) [Deborah Anderson, L2/23-015]
  • Proposal to encode Cyrillic letter Che With Hook [Nikita Manulov, L2/22-280]
  • Khmer encoding structure (see also D.2)

    Documents:

    • Khmer Encoding Structure (Nov 2022) [Martin Hosken, et al, L2/22-290]
    • Khmer orthographic syllables [Norbert Lindenberg, L2/23-025]
    • Orthographic Syllable Structure in Core Spec [Roozbeh Pournader, L2/23-038]
  • Khmer: Preliminary Proposal to Update Properties for Two Khmer Characters [Steven Loomis, L2/23-018]
  • Latin: Proposal to Encode Latin characters for Initial Teaching Alphabet [Nikita Manulov, L2/22-286]
  • Maya Hieroglyphs: Preliminary Classic Maya Syllabary and List of Classic Maya Signs [Gabrielle Vail, L2/23-020]
  • Old Hungarian: Proposal for a compromise of the recent Old Hungarian proposal [Viktor Kovács, L2/22-285]
  • Ranjana: Preliminary proposal to encode Ranjana [Anshuman Pandey, L2/23-028]
  • Symbol: Proposal to encode Universal Feed Symbol [Pierre Marshall, L2/22-283]
  • Symbol: Proposal to encode Transnistrian Ruble Sign [Nikita Manulov, L2/23-022]
  • Tai Viet: Proposal to encode additional Tai Viet characters for the Jinping Dai [Kushim Jiang, L2/23-023]

D.2 Specification of orthographic syllable structures

Schedule: Wednesday afternoon

Documents:

  • Orthographic Syllable Structure in Core Spec [Roozbeh Pournader, L2/23-038]
  • Khmer orthographic syllables [Norbert Lindenberg, L2/23-025]

D.3 Update on Egyptian Hieroglyphs [Deborah Anderson]

Schedule: Thursday afternoon

D.4 Beyond Canonical Equivalence: A discussion on a way forward [Lawrence Wolf-Sonkin, L2/23-056]

D.5 Mongolian update [Liang Hai]

E. CJK and Unihan

Schedule: Wednesday afternoon

Discussion led by CJK and Unihan Group chair, Ken Lunde

E.1 CJK & Unihan Group Recommendations for UTC #174 Meeting [Ken Lunde, L2/23-011]

Topics:
  • Public review feedback (October 26, 2022 - January 05, 2023) routed to Script Ad-Hoc Group [Rick McGowan, L2/23-007]
  • UAX #38 Unicode Han Database (Unihan)

    Documents:

    • Proposal to enhance the provisional kBigFive property [Ken Lunde, L2/22-288]
    • Proposal to enhance the kRSUnicode property for non-Chinese simplified radicals [Ken Lunde, L2/22-200]
    • Proposal to consider adding CodeCharts support for kIRG_KPSource representative glyphs [Yi Bai (白 易 ), CheonHyeong Sim (沈天珩 ), L2/22-238]
    • Proposal to add kFanqie to Unihan Database [Eiso Chan, L2/23-002]
  • UAX #45 U-Source Ideographs

    Documents:

    • Proposal to add one common character used for Cantonese cuisine to UAX #45 [Eiso Chan, L2/22-282]
  • Other documents

    Documents:

    • GB 18030-2002 (see E.4)
      • Disruptive Changes in GB 18030-2022 [Peter Constable, L2/22-274]
      • Industry Recommendations for GB 18030 Testing & Certification [Ken Lunde, L2/23-003]
      • GB 18030-2022 Amendment (Working Draft)
    • Proposal to add Kangxi Radical annotations to the CJK Radicals Supplement block [Ken Lunde, L2/22-277]
    • UCS Seal Script Source Mapping Data [Richard Cook, L2/22-279]
    • Request to change glyphs of 63 K-source Hanja chars in UCS [KIM Kyongsok, L2/22-287]

E.2 PRI #467 Proposed Update UAX #38, Unicode Han Database (Unihan)

Documents:

E.3 PRI #468 Proposed Update UAX #45, U-source Ideographs

Documents:

E.4 GB 18030-2022

E.4.1 Industry Recommendations for GB 18030 Testing & Certification [Ken Lunde, L2/23-003]

E.4.2 GB 18030-2022 Amendment (Working Draft) [L2/23-011, section 18]

E.5 Review report of KP part of preliminary 15.1 Alpha Code Charts [Yi Bai (白 易), CheonHyeong Sim (沈天珩), L2/23-041]

F. Properties and Algorithms

F.1 PAG: UTC #174 properties feedback & recommendations [Markus Scherer, et al, L2/23-008]

Schedule: Tuesday afternoon

Topics / documents:
  • Stability policies: toNFKC_Casefold on XID_Continue (see: L2/23-008, section 1.1)
  • Stability policies: toNFKC_SimpleCaseFold and simple counterparts (see: L2/23-008, section 1.2)
  • Stability policies: Applicable versions for XID_Continue stability (see: L2/23-008, secion 1.4)
  • Bidi: Feedback on AUX #9
    • UAX #9: Feedback on text for N0 and BD16 (see: L2/23-008, section 3.1)
    • Proposal for amendments to UAX #9 [Manish Goregaokar, L2/23-014]
  • Properties for UAX #31 standard profiles (see: L2-008, section 6.1)
  • DUCET: Sort quotation marks+Geresh+Gershayim like their ASCII fallbacks [Markus Scherer / PAG, L2/23-016]
  • Public review feedback (July 11 - October 27, 2022) routed to Properties & Algorithms Group [Rick McGowan, L2/22-243]
  • Public review feedback (October 26, 2022 - January 05, 2023) routed to Properties & Algorithms Group [Rick McGowan, L2/23-007]

F.2 Identifier status of scripts

Schedule: Wednesday morning

Documents:

  • Requirements and Process for Changing Script Status for Identifier Use [Asmus Freytag, L2/23-054]

F.3 Source Code Security

Schedule: Wednesday morning
Discussion led by Source Code Ad-Hoc chair, Mark Davis


F.3.1 Recommendations of the source code working group for UTC #174 [Robin Leroy / Source Code WG, L2/23-017]


F.3.2 PRI #466 Proposed Draft UTS #55, Unicode Source Code Handling

Documents:

F.4 PRI #472 Line breaking at orthographic syllable boundaries

F.5 Proposed updates to Unicode Standard Annexes

Topics:

F.6 PRI #463 Proposed Update UTS #39, Unicode Security Mechanisms

Documents:

F.7 Confusables

Documents:

  • Confusables in Khmer [Norbert Lindenberg, L2/23-026]
  • Confusables in Balinese, Javanese, and Kawi [Norbert Lindenberg, L2/23-027]

G. Emoji

Schedule: Tuesday morning
Discussion led by Emoji Subcommittee chair, Jennifer Daniel

G.1 Emoji Subcommittee Report for UTC #174 (2023Q1) [ESC/Jennifer Daniel, L2/23-010]

Topics:

  • Recommendations for ZWJ Sequences, Unicode 15.1 (see G.2)
  • Public review feedback (October 26, 2022 - January 05, 2023) routed to Emoji Subcommittee [L2/23-007]
  • Emoji for Version 16.0

G.2 Emoji ZWJ sequences for Unicode 15.1

Documents:
  • Recommendations for ZWJ Sequences, Unicode 15.1 [ESC / Jennifer Daniel, L2/23-037]
  • Family Emoji Redesign: Gender Inclusive Variants [Sean Stewart / ESC, L2/23-029]
  • Emoji Directionality Recommendation [Sean Stewart / ESC, L2/23-030]
  • Proposal for Emoji: Lime [Nicholas Antonio, Tanita Antonio, L2/23-031]
  • Brown Mushroom Emoji Proposal [Jennifer Daniel / ESC, L2/23-032]
  • Proposal for Emoji: PHOENIX BIRD [Jennifer 8. Lee, Samantha Sunne / ESC, L2/23-033]
  • Head Shaking Horizontally Unicode Emoji Proposal [Lauren Gawne, Jennifer Daniel / ESC, L2/23-034]
  • Head Shaking Vertically Unicode Emoji Proposal [Lauren Gawne, Jennifer Daniel / ESC, L2/23-035]
  • Chain with Broken Link Proposal [Jennifer Daniel / ESC, L2/23-036]

G.3 PRI #471 Proposed Update UTS #51, Unicode Emoji

Documents:

H. Unicode Release Management

Schedule: Tuesday afternoon

H.1 Release Management Group Report to UTC #174 [Peter Constable, L2/23-040]

H.2 Scope of the Unicode 15.1 Alpha Review [Markus Scherer, L2/23-039]

I. Other business

I.1 Other feedback

Schedule: Thursday, later afternoon

Documents:

  • Public review feedback (October 27, 2022 - January 5, 2023) [L2/23-007]

Meeting Adjournment