L2/22-061

Approved Minutes of UTC Meeting 171
Mountain View, CA — April 19 and 21, 2022
Hosted virtually on Zoom
UTC #171 Agenda
Revision date: July 27, 2022

Tuesday, April 19, 2022

Meeting opened at 9:30am. Peter Constable opened the meeting. Craig Cummings opened L2.

7.5 members in regular attendance. Quorum is 3.75

7 members represented: Adobe, Amazon, Apple, ETCO, Google, Microsoft, UCB.

A. Administrative Topics

A.1 Consortium membership; meeting quorum and proxies

A.2 Agenda review

A.4 Action Item review (SD2)

C. Editorial Committee Report

C.1 Editorial Committee Report and Recommendations for UTC #171 Meeting [Whistler, L2/22-065]

[171-A1] Action Item for Rick McGowan: Close the alpha review PRI #442.

[171-A2] Action Item for Rick McGowan: Extend the close dates of all open PRIs for 15.0 proposed updates of UAXes and UTSes to July 11, 2022; PRI #437 (UAX #38), PRI #438 (UAX #44), PRI #439 (UAX #50), PRI #440 (UTS #10), PRI #441 (UAX #29), PRI #444 (UAX #34), PRI #445 (UAX #45), PRI #446 (UAX #14), PRI #447 (UAX #24), PRI #448 (UAX #42).

[171-C1] Consensus: The UTC authorizes starting the beta review for Unicode version 15.0.

[171-A3] Action Item for Ken Whistler: Prepare an updated NamesList.txt for Unicode version 15.0, synched with the final Unicode version 15.0 repertoire, as finalized during UTC #171.

[171-A4] Action Item for Michel Suignard, Rick McGowan: Prepare a set of Unicode version 15.0 beta review code charts for posting.

[171-A5] Action Item for Ken Whistler, Properties & Algorithms Group: Prepare an updated and complete set of data files for the UCD, and the data directories for UTS #10, UTS #39, and UTS #46, for the beta review of Unicode version 15.0.

[171-A6] Action Item for Ned Holbrook, Emoji Subcommittee: Prepare an updated and complete set of data files for the data directory of UTS #51, and a complete set of emoji beta review charts for Emoji 15.0.

[171-A7] Action Item for Ken Whistler, Editorial Committee: Prepare the draft landing page for Unicode version 15.0, and the Unicode version 15.0 beta review page.

[171-A8] Action Item for Rick McGowan: Post the PRI for the Unicode version 15.0 beta review, to close July 11, 2022.

[171-A9] Action Item for Ken Whistler: Add cross-references in the names list to some characters in the Arabic Extended-C and Devanagari Extended-A blocks, per suggestions in L2/22-056. For Unicode version 15.0.

[171-A10] Action Item for Rick McGowan: Respond to the author of L2/22-056, notifying him of the responses from the Editorial Committee in L2/22-065.

[171-A11] Action Item for Ken Whistler, Editorial Committee: Prepare a proposed update for UTR #17, with fixes for typos noted by Ivan Panchenko in L2/22-063 [Sat Feb 12 13:44:53 CST 2022].

[171-A12] Action Item for Rick McGowan: Post the proposed update for UTR #17, to close July 11, 2022.

[171-A13] Action Item for Ken Whistler, Editorial Committee: Prepare a proposed update for UTR #23, with fixes for typos noted by Ivan Panchenko in L2/22-063 [Sun Feb 13 10:55:14 CST 2022].

[171-A14] Action Item for Rick McGowan: Post the proposed update for UTR #23, to close July 11, 2022.

[171-A15] Action Item for Liang Hai, Editorial Committee: Update the glyph design for U+0886 ARABIC LETTER THIN YEH in Tables 9-8 and 9-10 of the Core Specification (Version 14.0), and prepare fixes. For Unicode version 15.0. Ref. David Corbett in L2/22-063 [Thu Mar 3 20:55:52 CST 2022].

[171-A16] Action Item for Ken Whistler, Editorial Committee: Improve the wording of re well-formed UTF-16 in Section 5.4 of the Core Specification. For Unicode version 15.0. Ref. Martin Dürst in L2/22-063 [Thu Mar 17 19:31:23 CDT 2022]

[171-A17] Action Item for Deborah Anderson, Editorial Committee: Work with Kirk Miller to fix the glyphs for 1E031/1E042, 1E052/1E060, 1E050, 1E06B, to be more consistent. Provide updated glyphs to Michel Suignard. For Unicode version 15.0. Ref. Eduardo Marín Silva in L2/22-063 [Fri Mar 18 20:28:10 CDT 2022]

[171-A18] Action Item for Rick McGowan: Forward feedback from David Corbett in L2/22-063 [Sun Apr 10 08:59:51 CDT 2022] to the SAH for investigation.

[171-A19] Action Item for Rick McGowan: Forward feedback from Norbert Lindenberg in L2/22-063 [Mon Apr 11 17:49:00 CDT 2022] to the SAH for investigation.

B. Liaison Reports & Technical Topics

B.1 JTC 1/SC 2

Discussion and oral report by Michel Suignard.

Short break 10:50 - 11:00.

B.2 IRG

Brief report by Ken Lunde.

E. CJK and Unihan

E.1 CJK & Unihan Group Recommendations for UTC #171 Meeting [Lunde, L2/22-067]

E.1 Section 01) 2022-03-05 09:23:50 CST

[171-C2] Consensus: Accept the kRSUnicode property value change for U+31350 in the Extension H block, based on feedback [Sat Mar 5 09:23:50 CST 2022] in PRI #442, for Unicode version 15.0.

[171-A20] Action Item for Michel Suignard: Change the kRSUnicode property value of U+31350, based on Section 01 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A21] Action Item for John Jenkins: Update the Unihan database to reflect the kRSUnicode property value change for U+31350, based on Section 01 of document L2/22-067, for Unicode version 15.0.

E.1 Section 02) 2022-03-03 10:57:55 CST

[171-C3] Consensus: Accept the proposal to horizontally-extend U+585F to include UTC-00340 as a new U-Source source reference, based on feedback [Thu Mar 3 10:57:55 CST 2022] in PRI #445 and as amended in Section 02 of document L2/22-067, for Unicode version 15.0.

[171-A22] Action Item for Michel Suignard: Add UTC-00340 as a new kIRG_USource property value for U+585F, based on Section 02 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A23] Action Item for John Jenkins: Update the Unihan database to reflect the new kIRG_USource property value for U+585F, based on Section 02 of document L2/22-067, for Unicode version 15.0.

[171-A24] Action Item for John Jenkins: Update the UAX #45 USourceData.txt data file to reflect U as the status of UTC-00340 and change its code point to U+585F, based on Section 02 of document L2/22-067, for Unicode version 15.0.

[171-A25] Action Item for John Jenkins: Provide to Michel Suignard an updated UTCHan.ttf TrueType font that maps U+585F to the representative glyph of UTC-00340, based on Section 02 of document L2/22-067, for Unicode version 15.0.

[171-A26] Action Item for Ken Lunde: Convey to the feedback submitter the CJK & Unihan Group comments in Section 02 of document L2/22-067. See feedback [Thu Mar 3 10:57:55 CST 2022] in PRI #445.

E.1 Section 03) 2022-02-06 09:46:29 CST

[171-C4] Consensus: Accept the six-ideograph horizontal extension proposal and the changes to 11 UAX #45 USourceData.txt data file records, based on feedback [Sun Feb 6 09:46:29 CST 2022] in document L2/22-063 and Section 03 of document L2/22-067, for Unicode version 15.0.

[171-A27] Action Item for Michel Suignard: Add the six new kIRG_USource property values, based on Section 03 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A28] Action Item for John Jenkins: Update the Unihan database to reflect the six new kIRG_USource property values, based on Section 03 of document L2/22-067, for Unicode version 15.0.

[171-A29] Action Item for John Jenkins: Update the UAX #45 USourceData.txt data file to reflect the changes to 11 records, based on Section 03 of document L2/22-067, for Unicode version 15.0.

[171-A30] Action Item for John Jenkins: Provide to Michel Suignard an updated UTCHan.ttf TrueType font that maps the six CJK Unified Ideograph code points to their appropriate U-Source representative glyphs, based on Section 03 of document L2/22-067, for Unicode version 15.0.

E.1 Section 04) 2022-02-13 18:30:55 CST

[171-A31] Action Item for Peter Edberg: Ask the CLDR-TC to check the proposed kMandarin property value change for U+4F3C, then report back to the UTC. See feedback [Sun Feb 13 18:30:55 CST 2022] in document L2/22-063 and Section 04 of document L2/22-067.

[171-A32] Action Item for Ken Lunde: Convey to the feedback submitter the CJK & Unihan Group comments in Section 04 of document L2/22-067. See feedback [Sun Feb 13 18:30:55 CST 2022] in document L2/22-063.

E.1. 05) 2022-02-13 18:38:19 CST

[171-A33] Action Item for John Jenkins, CJK & Unihan Group: Discuss with the feedback submitter, and make any necessary changes to the provisional kPhonetic property. See feedback [Sun Feb 13 18:38:19 CST 2022] in document L2/22-063 and Section 05 of document L2/22-067.

E.1 Section 06) 2022-02-15 23:37:26 CST

[171-C5] Consensus: Accept the kRSUnicode and kTotalStrokes property value changes, based on feedback [Tue Feb 15 23:37:26 CST 2022] in document L2/22-063 and as amended in Section 06 of document L2/22-067, for Unicode version 15.0.

[171-A34] Action Item for Michel Suignard: Change the kRSUnicode and kTotalStrokes property values, based on Section 06 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A35] Action Item for John Jenkins: Update the Unihan database to reflect the kRSUnicode and kTotalStrokes changes, based on Section 06 of document L2/22-067, for Unicode version 15.0.

E.1 Section 07) 2022-03-12 04:49:28 CST

[171-A36] Action Item for Ken Lunde, CJK & Unihan Group: Prepare and submit a new document for the IRG #59 meeting that outlines the fundamental issue surrounding how the total number of strokes of an ideograph are determined, and how they differ among the CJK Unified Ideographs blocks.

[171-A37] Action Item for Ken Lunde: Convey to the feedback submitter the CJK & Unihan Group comments in Section 07 of document L2/22-067. See feedback [Sat Mar 12 04:49:28 CST 2022] in document L2/22-063.

E.1 Section 08) 2022-03-15 05:51:07 CST

[171-A38] Action Item for Ken Lunde: Convey to the feedback submitter the CJK & Unihan Group comments in Section 08 of document L2/22-067. See feedback [Tue Mar 15 05:51:07 CDT 2022] in document L2/22-063.

E.1 Section 09) 2022-04-11 09:24:29 CDT

[171-C6] Consensus: Accept the kRSUnicode property value change for U+5954 and U+595F, based on feedback [Mon Apr 11 09:24:29 CDT 2022] in document L2/22-063, for Unicode version 15.0.

[171-A39] Action Item for Michel Suignard: Change the kRSUnicode property values of U+5954 and U+595F, based on Section 09 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A40] Action Item for John Jenkins: Update the Unihan database to reflect the kRSUnicode property value change for U+5954 and U+595F, based on Section 09 of document L2/22-067, for Unicode version 15.0.

[171-A41] Action Item for Ken Lunde: Convey to the feedback submitter the CJK & Unihan Group comments in Section 09 of document L2/22-067. See feedback [Mon Apr 11 09:24:29 CDT 2022] in document L2/22-063.

E.1 UAX #38 / Unihan Database Documents & Topics

E.1 Section 10) L2/22-070: Feedback on Unihan_Variants.txt

[171-A42] Action Item for John Jenkins, CJK & Unihan Group: Update the Unihan database to reflect the kSimplifiedVariant and kTraditionalVariant property value changes and deal with any symmetries, based on Section 10 of document L2/22-067, for Unicode version 15.0.

[171-A43] Action Item for Ken Lunde: Convey to the author of document L2/22-070 the CJK & Unihan Group comments in Section 10 of document L2/22-067.

E.1 Section 11) L2/22-084: Proposal to update various readings values for CJK Ext. H in the Unihan Database

[171-A44] Action Item for Peter Edberg: Ask the CLDR-TC to check the proposed kMandarin property value additions, then report back to the UTC. See document L2/22-084 and Section 11 of document L2/22-067.

[171-A45] Action Item for John Jenkins: Update the Unihan database to reflect the kCantonese property value additions, based on Section 11 of document L2/22-067, for Unicode version 15.0.

E.1 Section 12) Representative glyph change for U+32351 in Extension H

[171-C7] Consensus: Accept the kRSUnicode and kTotalStrokes property value changes for U+32351 (aka GXM-00265) in the Extension H block, based on Section 12 of document L2/22-067, for Unicode version 15.0.

[171-A46] Action Item for Michel Suignard: Change the kRSUnicode and kTotalStrokes property values of U+32351 in the Extension H block, based on Section 12 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A47] Action Item for John Jenkins: Update the Unihan database to reflect the kRSUnicode and kTotalStrokes property value changes for U+32351 in the Extension H block, based on Section 12 of document L2/22-067, for Unicode version 15.0.

E.1 UAX #45 / U-Source Documents & Topics

E.1 Section 13) UAX #45 Data File Editorial Changes

Discussion. UTC took no action at this time.

Lunch break 12:15 - 13:15.

E.1 Section 14) L2/22-040: Proposal on encoding the unencoded Chinese characters in Nanmingshi by Qian Haiyue and other resources

[171-C8] Consensus: Accept 41 new U-Source ideographs as UTC-03255 through UTC-03295 with a UAX #45 status value of N, based on document L2/22-040 and as amended in Section 14 of document L2/22-067, for Unicode version 15.0.

[171-A48] Action Item for John Jenkins: Add 41 new records to the UAX #45 USourceData.txt data file and their representative glyphs to USourceGlyphs.pdf, based on Section 14 of document L2/22-067, for Unicode version 15.0.

[171-A49] Action Item for Ken Lunde: Convey to the author of L2/22-040 the CJK & Unihan Group comments in Section 14 of document L2/22-067.

E.1 Section 15) L2/22-085: Proposal to add two ideographs to UAX #45

[171-C9] Consensus: Accept two new U-Source ideographs as UTC-03296 and UTC-03297 with a UAX #45 status value of N, based on document L2/22-085 and Section 15 of document L2/22-067, for Unicode version 15.0.

[171-A50] Action Item for John Jenkins: Add two new records to the UAX #45 USourceData.txt data file and their representative glyphs to USourceGlyphs.pdf, based on Section 15 of document L2/22-067, for Unicode version 15.0.

E.1 IRG Documents

E.1 Section 16) L2/22-038: US/Unicode Activity Report for IRG #58 (IRG N2534)

(No UTC action is required on this item.)

E.1 Section 17) L2/22-054: G glyph for U+48B4 (IRG N2545)

[171-C10] Consensus: Accept the G-Source representative glyph correction for U+48B4 (aka GS-2151), based on document L2/22-054 (aka IRG N2545) and Section 17 of document L2/22-067, for Unicode version 15.0.

[171-A51] Action Item for Michel Suignard: Change the G-Source representative glyph for U+48B4 so that it matches its T-Source representative glyph, based on Section 17 of document L2/22-067, for Unicode version 15.0.

[171-A52] Action Item for Ken Lunde: Convey to the author of L2/22-054 the CJK & Unihan Group comments in Section 17 of document L2/22-067.

E.1 Section 18) L2/22-042: Proposal to disunify U+5F50 into three separate ideographs—redux (IRG N2543)
L2/22-076: Submission of One Character for Macao Supplementary Character Set (MSCS) (IRG N2538R)
L2/22-091: Vietnam Response to IRG N2509

[171-C11] Consensus: Accept the disunification of U+5F50, the encoding of its disunified form at code point U+2B739 at the end of the Extension C block, all of the property value changes, additions, and removal, and the UCD changes, based on documents L2/22-042 (aka IRG N2543), L2/22-076 (IRG N2538R), and L2/22-091, and Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A53] Action Item for Michel Suignard: Apply the property value change, additions, and removal, based on Section 18 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A54] Action Item for John Jenkins: Update the Unihan database to reflect the property value changes, additions, and removal, based on Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A55] Action Item for John Jenkins: Provide to Michel Suignard an updated UTCHan.ttf TrueType font that maps U+2B739 to the representative glyph of UTC-01005, based on Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A56] Action Item for Ken Whistler: Update the pipeline to add the disunified ideograph with code point U+2B739, based on Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A57] Action Item for Ken Whistler: Update the UCD NamesList.txt data file to reflect the annotation and new cross reference for U+2E95, based on document L2/22-091 and Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A58] Action Item for Ken Whistler: Update the UCD EquivalentUnifiedIdeograph.txt data file to change the EquivalentUnifiedIdeograph property value for U+2E95 to U+2B739, based on document L2/22-091 and Section 18 of document L2/22-067, for Unicode version 15.0.

[171-A59] Action Item for John Jenkins, CJK: Add U+2B739 to section 4.4 of UAX #38, for Unicode version 15.0.

[171-A60] Action Item for Ken Whistler, Editorial Committee: Add mention of this range extension for CJK Extension C to the beta review notes for Unicode version 15.0.

E.1 Section 19) L2/22-077: revised proposal requesting a Horizontal Extension of 51 Hanja chars (previously submitted for ExtF/G/H) (IRG N2512R)

[171-C12] Consensus: Accept the 51-ideograph horizontal extension proposal, based on document L2/22-077 (aka IRG N2512R) and Section 19 of document L2/22-067, for Unicode version 15.0.

[171-A61] Action Item for Michel Suignard: Add the 51 new kIRG_KSource property values, based on Section 19 of document L2/22-067, and provide to John Jenkins an updated Unihan15.txt data file, for Unicode version 15.0.

[171-A62] Action Item for John Jenkins: Update the Unihan database to reflect the 51 new kIRG_KSource property values, based on Section 19 of document L2/22-067, for Unicode version 15.0.

[171-A63] Action Item for Ken Lunde: Convey to the author of L2/22-077 the CJK & Unihan Group comments in Section 19 of document L2/22-067.

E.1 Section 20) L2/22-078: IRG Meeting #58 Recommendations and Action Items (IRG N2530)

[171-A64] Action Item for Rick McGowan: Update the “Calendar of Future Meetings and Events” page to reflect the dates and locations for the three future IRG meetings, IRG #59 through IRG #61, based on Section 20 of document L2/22-067.

E.1 Section 21) L2/22-079: CJK editorial group Editorial Report (IRG N2536)

(No UTC action is required on this item.)

E.1 Other Topics

E.1 Section 22) Request to revise UAX 50 for harmonization with Adobe Japan1—Redux

(No UTC action is required on this item.)

E.1 Section 23) Code Chart Support for kIRG_KPSource Representative Glyphs

[171-A65] Action Item for Michel Suignard, Rick McGowan, Editorial Committee: Integrate the reconstructed DPRK font into the code chart production process for the 155 KP-Source representative glyphs in the CJK Compatibility Ideographs and CJK Compatibility Ideographs Supplement blocks, based on Section 23 of document L2/22-067, for Unicode version 15.0, and highlight the results during beta review.

E.1 Section 24) Update on Licensing the Moji Jōhō Kiban Database from CITPC

(No UTC action is required on this item.)

Short break 14:28 - 14:35.

D. Scripts

D.2 Line breaking at orthographic syllable boundaries [Lindenberg, L2/22-080]
Specification updates for orthographic syllables and line breaking [Lindenberg, L2/22-086]

[171-A66] Action Item for Norbert Lindenberg and the Editorial Committee: Address the text suggestions in document L2/22-086 for addition to the Core Spec for Unicode version 15.0.

[171-A67] Action Item for Norbert Lindenberg, Properties & Algorithms Group: Work with CLDR-TC and ICU-TC, and attempt to implement the line breaking at orthographic syllable boundaries, as documented in L2/22-080R (and commented on in section 30 of L2/22-068).

D.1 Recommendations to UTC #171 April 2022 on Script Proposals [Anderson, et al, L2/22-068]

D.1 Section 18, Kawi Line breaks and grapheme clusters

[171-A68] Action Item for Markus Scherer, Properties & Algorithms Group: Include the following Kawi characters in the Grapheme_Cluster_Break property value SpacingMark in UAX #29 (and update the draft of the proposed update for Unicode version 15.0):

	U+11F03 KAWI SIGN VISARGA
	U+11F34 KAWI VOWEL SIGN AA
	U+11F35 KAWI VOWEL SIGN ALTERNATE AA
	U+11F41 KAWI SIGN KILLER

[171-A69] Action Item for Markus Scherer, Properties & Algorithms Group: Include the following Kawi characters in the Grapheme_Cluster_Break property value SpacingMark in GraphemeBreakProperty.txt (for Unicode version 15.0):

	U+11F03 KAWI SIGN VISARGA
	U+11F34 KAWI VOWEL SIGN AA
	U+11F35 KAWI VOWEL SIGN ALTERNATE AA
	U+11F41 KAWI SIGN KILLER

Short break 15:47 - 15:53

D.1 Section 6 Kirat Rai

[171-C13] Consensus: Accept 58 Kirat Rai characters in a new Kirat Rai block that extends from U+16D40..U+16D7F for a future version of the standard, with properties as amended in discussion. (Reference L2/22-043R)

[171-A70] Action Item for Lorna Evans: Correct the Decomposition_Mapping of U+16D6A in L2/22-043 and resubmit. (Reference L2/22-043R with the number.)

[171-A71] Action Item for Ken Whistler: Update the Pipeline to include 58 Kirat Rai characters. (Reference: L2/22-043R)

[171-A72] Action Item for Lorna Evans: Forward a font to Michel Suignard for 58 Kirat Rai characters. (Reference L2/22-043R)

D.1 Section 4a Behdini Kurdish Heh

[171-A73] Action Item for Lorna Evans: Adjust the following text in section 9.1 of TUS, under “Letter heh” (p. 388, Unicode version 14.0): “U+06BE ARABIC LETTER HEH DOACHASHMEE is used to represent any heh-like letter that appears with stems at both sides in all contextual forms.” Also, document that Behdini Kurdish heh should be represented with U+06BE. (Reference section 4a of document L2/22-068).

D.1 Section 4d Sindhi HEH

[171-A74] Action Item for Kamal Mansour, Lorna Evans: Try to contact the Sindhi Language Authority for their input, if possible. (Reference: section 4d of L2/22-068)

D.1 Section 4c High Hamza

[171-A75] Action Item for Rick McGowan: Relay the comments in Section 4c of L2/22-068 to Ahmad Ali A. Karim, et al., authors of L2/22-051.

D.1 Section 4b Combining Alef Overlay

[171-C14] Consensus: Accept U+10EFC ARABIC COMBINING ALEF OVERLAY for a future version of the standard. (Reference L2/22-047)

[171-A76] Action Item for Ken Whistler: Update the Pipeline to include U+10EFC ARABIC COMBINING ALEF OVERLAY. (Reference L2/22-047)

[171-A77] Action Item for Lorna Evans: Forward a font to Michel Suignard for U+10EFC ARABIC COMBINING ALEF OVERLAY. (Reference L2/22-047)

[171-A78] Action Item for Lorna Evans, Script Ad-Hoc Group: Update UTR #53 to document U+10EFC ARABIC COMBINING ALEF OVERLAY.

D.1 Section 1a Capital Rams Horn

[171-C15] Consensus: Accept U+A7CB LATIN CAPITAL LETTER RAMS HORN for a future version of the standard. (Reference L2/22-045)

[171-A79] Action Item for Ken Whistler: Update the Pipeline to include U+A7CB LATIN CAPITAL LETTER RAMS HORN (Reference L2/22-045)

[171-A80] Action Item for Deborah Anderson, Denis Moyogo Jacquerye: Forward a font to Michel Suignard for U+A7CB LATIN CAPITAL LETTER RAMS HORN. (Reference L2/22-045)

D.1 Section 1b Latin Small Letter Turned O Open-o etc.

[171-A81] Action Item for Deborah Anderson: Confirm the glyph change is acceptable to those involved on the revised Teuthonista proposal L2/11-202. (Reference section 1b of L2/22-068)

D.1 Section 1c Latin Small Letter Closed Open E etc.

[171-C16] Consensus: Accept the glyph changes for U+025E LATIN SMALL LETTER CLOSED REVERSED OPEN E and U+029A LATIN SMALL LETTER CLOSED OPEN E for correction in a future version of the standard. (Reference L2/22-071)

[171-A82] Action Item for Deborah Anderson: Ask Michael Everson for a font for U+025E LATIN SMALL LETTER CLOSED REVERSED OPEN E and U+029A LATIN SMALL LETTER CLOSED OPEN E with changes as described in document L2/22-071.

D.1 Section 2 Todhri

[171-C17] Consensus: Accept 52 Todhri characters in a new Todhri block (U+105C0..U+105FF) for encoding in a future version of the standard, but amending the properties on page 6 of L2/20-188R2 with the following two decompositions and changing the general category property for all the characters from “Ll” to “Lo”:

	105C9;TODHRI LETTER EI;Lo;0;L;105D2 0307;;;;N;;;;;
	105E4;TODHRI LETTER U;Lo;0;L; 105DA 0307;;;;N;;;;;

(Reference section 2 of L2/22-068 and L2/20-188R2)

[171-A83] Action Item for Ken Whistler: Update the Pipeline to include 52 Todhri characters. (Reference: section 2 of L2/22-068 and L2/20-188R2)

[171-A84] Action Item for Deborah Anderson, Michael Everson: Send Michel Suignard a font to print Todhri. (Reference: section 2 of L2/22-068 and L2/20-188R2)

D.1 Section 3 Garay

[171-C18] Consensus: Accept 69 Garay characters in a new Garay block (U+10D40..U+10D8F) for encoding in a future version of the standard. (Reference L2/22-048)

[171-A85] Action Item for Ken Whistler: Update the Pipeline to include 69 Garay characters. (Reference L2/22-048)

[171-A86] Action Item for Deborah Anderson, Andrij Rovenchak: Send Michel Suignard a font for printing Garay. (Reference L2/22-048)

D.1 Section 7 Tulu-Tigalari

[171-A87] Action Item for Deborah Anderson: Forward comments from section 7 of L2/22-068 to Guru Prasad, the author of L2/22-075.

D.1 Section 8 Balinese

[171-C19] Consensus: Accept three Balinese punctuation characters U+1B4E BALINESE INVERTED CARIK SIKI, U+1B4F BALINESE INVERTED CARIK PAREREN, U+1B7F BALINESE PANTI BAWAK for encoding in a future version of the standard. (Reference L2/22-059)

[171-A88] Action Item for Ken Whistler: Update the Pipeline to include 3 Balinese punctuation characters. (Reference L2/22-059)

[171-A89] Action Item for Deborah Anderson: Send Michel Suignard a font for 3 Balinese punctuation characters. (Reference L2/22-059)

D.1 Section 9 Javanese

[171-A90] Action Item for Julie Allen, Editorial Committee: Remove the entire section “Ordering of Syllabic Components” from the Javanese block introduction in the core spec. (Reference section 9 of documents L2/22-068 and L2/22-041)

[171-A91] Action Item for Norbert Lindenberg, Peter Constable: Prepare a document discussing the gap in documentation for Brahmic scripts like Javanese, without which there is no guarantee of interoperability.

D.1 Section 10 Lampung

The UTC notes the document on Lampung, but takes no further action at this time.

D.1 Section 11 Myanmar

[171-C20] Consensus: Accept 20 Myanmar numerals (U+116D0…U+116E3) for Eastern Pwo Karen and Pa’O in a new Myanmar Extended-C block, with range U+116D0..U+116FF for a future version of the standard. (Reference L2/22-046)

[171-A92] Action Item for Ken Whistler: Update the Pipeline to include 20 Myanmar numerals. (Reference section 11 of L2/22-068 and L2/22-046)

[171-A93] Action Item for Deborah Anderson, Ben Mitchell: Forward a font for 20 Myanmar numerals to Michel Suignard. (Reference L2/22-046)

[171-A94] Action Item for Ken Whistler, Deborah Anderson: Confirm the new Myanmar Extended-C block (U+116D0..U+116FF) is incorporated into the Roadmap. (Reference section 11 of L2/22-068 and L2/22-046)

D.1 Section 12 Tai Don

[171-A95] Action Item for Deborah Anderson: Forward the comments in section 12 of document L2/22-068 to Kushim Jiang, the author of L2/22-098.

[171-A96] Action Item for Lawrence Wolf-Sonkin, Liang Hai: Work with Kushim Jiang, the author of L2/22-098, to improve the proposal for Tai Don. (Reference Section 12 of document L2/22-068)

D.1 Section 13 Western Cham

[171-A97] Action Item for Patrick Chew: Prepare a document that analyzes the differences between documents L2/22-095 and L2/20-061R3. (Reference section 13 of document L2/22-068)

D.1 Section 14 Polish Złoty Sign

[171-A98] Action Item for Rick McGowan: Forward the comments in section 14 of L2/22-068 to the author of L2/22-092.

D.1 Section 15 Arabic LAM-LAM-HEH

Discussion. See UTN #46, "Rendering the Allah Ligature".

D.1 Section 16 Egyptian Hieroglyphs

[171-C21] Consensus: Change the General_Category property for U+13440 EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLY from Cf to Mn in Unicode version 15.0 (Reference: section 16 of L2/22-068)

[171-C22] Consensus: Change the Line_Break property for U+13440 EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLY from GL to CM in Unicode version 15.0 (Reference: section 16 of L2/22-068)

[171-C23] Consensus: Change the Bidi_Class for U+13440 EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLY from L to NSM in Unicode version 15.0 (Reference: section 16 of L2/22-068)

[171-A99] Action Item for Ken Whistler: Update UnicodeData.txt to change the General_Category property for U+13440 EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLY from Cf to Mn and the Bidi_Class from L to NSM for Unicode version 15.0, based on feedback [Mon Feb 28 11:36:43 CST 2022]. (Reference: section 16 of L2/22-068)

[171-A100] Action Item for Ken Whistler: Change the Line_Break value of U+13440 EGYPTIAN HIEROGLYPH MIRROR HORIZONTALLY from GL to CM in LineBreak.txt for Unicode version 15.0, based on feedback [Mon Feb 28 11:36:43 CST 2022]. (Reference: section 16 of L2/22-068)

D.1 Section 17 Indic

[171-A101] Action Item for Deborah Anderson: Forward the comments in section 17 of L2/22-068 to David Corbett in response to his feedback [Wed Mar 16 13:13:48 CDT 2022].

D.1 Section 19 Kawi Name Change and Annotation

[171-A102] Action Item for Rick McGowan: Relay the comments in section 19 of L2/22-068 to Eduardo Marín Silva the author of L2/22-056.

[171-A103] Action Item for Ken Whistler, Editorial Committee: Add an annotation to KAWI DIGIT TWO “also used as letter ro” for Unicode version 15.0, based on L2/22-056. (Reference section 19 of L2/22-068 and L2/22-056)

D.1 Section 20 Kawi Review of Code Chart for 15.0

[171-A104] Action Item for Norbert Lindenberg: Relay the comments in section 20 of L2/22-068 to the authors of L2/22-093.

D.1 Section 21 Kayah Li

[171-A105] Action Item for Roozbeh Pournader: Set the Indic_Positional_Category to Top for the Kayah Li vowel signs U+A926..U+A92A for Unicode version 15.0, based on feedback [Sun Mar 13 16:30:37 CDT 2022] (Reference section 21 of L2/22-068)

[171-A106] Action Item for Roozbeh Pournader: Add Kayah Li to the list of scripts which contain dependent vowels or similar characters for Indic_Positional_Category in IndicPositionalCategory.txt for Unicode version 15.0, based on feedback [Sun Mar 13 16:30:37 CDT 2022] (Reference section 21 of L2/22-068)

D.1 Section 22 Khojki

[171-A107] Action Item for Deborah Anderson, Editorial Committee: Include a Do Not Use table in the Khojki block introduction shown in section 22 of L2/22-068, for a future version of the standard.

D.1 Section 23 Latin: Names for Latin letters for Malayalam

[171-A108] Action Item for Deborah Anderson: Relay the comments in section 23 of L2/22-068 to Denis Moyogo Jacquerye, author of 15.0 alpha feedback [Tue Feb 15 05:08:45 CST 2022].

D.1 Section 26 Tibetan marks U+0F35 and U+0F37

[171-A109] Action Item for Deborah Anderson: Forward the comments in section 26 in L2/22-068 to David Corbett in response to his feedback [Thu Mar 3 19:17:44 CST 2022].

D.1 Section 27 Tibetan encoding of multiple vowels

[171-A110] Action Item for Deborah Anderson: Forward the comments in section 27 in L2/22-068 to David Corbett in response to his feedback [Thu Mar 3 19:44:29 CST 2022].

D.1 Section 28 African Implementation

[171-A111] Action Item for Ken Whistler, Deborah Anderson, Editorial Committee: Add a link on the Supported Scripts page to ScriptSource.org (Reference section 28 of L2/22-068)

D.1 Section 29 Bidi Examples

The UTC notes document L2/22-055, but takes no further action.

Meeting adjourned for the day at 17:50.

Thursday, April 21, 2022

Meeting opened at 9:30.

7 members represented: Adobe, Amazon, Apple, ETCO, Google, Microsoft, UCB.

A.3 Approval of minutes of prior meeting [L2/21-016]

[171-C24] Consensus: Approve the minutes of UTC #170.

[171-A112] Action Item for Rick McGowan: Post the approved minutes of UTC #170.

A.5 Calendar review [Calendar]

Discussion of future meetings. Considering 3-day hybrid meeting in July.

Adobe may be a backup host for UTC #173 in November 2022.

F.1 Source Code Ad-Hoc Group status report [Leroy et al, L2/22-088]

Long discussion.

[171-C25] Consensus: UTC accepts the amendments to proposed updates UAX #9 and UAX #31 proposed in document L2/22-072R, for Unicode version 15.0.

Short break 11:20 11:25.

G. Emoji

G.1 Emoji Subcommittee Report for UTC #171 (2202Q2) [ESC/Holbrook, L2/22-066]

[171-C26] Consensus: Approve the 20 emoji draft candidates for encoding, along with 10 skintone variants and one ZWJ sequence, based on PRI #443 and Section 1 of document L2/22-066R, for Unicode version 15.0.

G.2 Emoji - Regularizing Emoji Structure [Davis, ESC, L2/22-094R]

[171-C27] Consensus: Accept proposed changes to UTS #51, based on document L2/22-094 and Section 2 of document L2/22-066R, for Unicode version 15.0.

[171-A113] Action Item for Mark Davis, Ned Holbrook, Emoji Subcommittee: Prepare an update of UTS #51, for Unicode version 15.0.

[171-A114] Action Item for Rick McGowan: Post the proposed update of UTS #51.

[171-A115] Action Item for Rick McGowan: Create a new PRI for UTS #51, to close 2022-07-11.

[171-A116] Action Item for Rick McGowan: Thank the correspondent for their feedback of [Sun Apr 3 23:17:48 CDT 2022] in PRI #443, and relay the ESC response in Section 3 of document L2/22-066R.

[171-A117] Action Item for Mark Davis, Ned Holbrook, Emoji Subcommittee: Recategorize U+1F344 🍄 MUSHROOM as category plant-other, based on feedback [Sun Mar 6 21:15:52 CST 2022] in document L2/22-063 and Section 4.1 of document L2/22-066R.

[171-A118] Action Item for Rick McGowan: Thank the correspondent for their feedback of [Sun Mar 6 21:15:52 CST 2022] in document L2/22-063, and relay the ESC response in Section 4.1 of document L2/22-066R.

[171-A119] Action Item for Mark Davis, Ned Holbrook, Emoji Subcommittee: Make corrections to emoji-test.txt based on feedback [Sat Apr 9 07:14:54 CDT 2022] in document L2/22-063 and Section 4.2 of document L2/22-066R.

[171-A120] Action Item for Rick McGowan: Thank the correspondent for their feedback of [Sat Apr 9 07:14:54 CDT 2022] in document L2/22-063, and relay the ESC response in Section 4.2 of document L2/22-066R.

Lunch break 12:25 - 13:15.

B. Liaison Reports & Technical Topics

B.6 IETF / ICANN

Oral report by Michel Suignard.

B.5 TC 37/SC 2

Oral report by Peter Constable.

B.4 CLDR

Oral report by Mark Davis.

B.3 ICU

Oral report by Markus Scherer.

F. Properties and Algorithms

F.2 UTC #171 properties feedback & recommendations [Scherer et al, L2/22-064R]

F.2 Section F1: TR31 Security Bugs (UCD Versions 1-14)

[171-A121] Action Item for Mark Davis, Properties & Algorithms Group: Work with the Source Code Ad-Hoc Group to review feedback from Reini Urban on “TR31” [Wed Jan 19 03:46:02 CST 2022] and provide a recommendation. See document L2/22-064R, item F1.

F.2 Section F4: Case Charts

[171-A122] Action Item for Mark Davis, Properties & Algorithms Group: Check the case chart generator for how U+0130 is processed, and fix if necessary; see document L2/22-064R item F4 for Unicode version 15.0 if possible.

F.2 Section F5: Use of CANCEL TAG in emoji flags

[171-C28] Consensus: The UTC is in favor of removing legacy text in section 23.9 of the core spec, based on the proposal in document L2/22-064R section F5.

[171-A123] Action Item for Ken Whistler, Editorial Committee: Revise the core spec, section 23.9, based on the proposed replacement text in section F5 of L2/22-064, for Unicode version 15.0.

F.2 Section D1: Glyph mirroring: NonBidiMirroring.txt

[171-A124] Action Item for Ken Whistler, Editorial Committee: Review proposed revisions to annotations mentioned in L2/22-026.

F.2 Section D5: Proposal for new identifier type values

[171-A125] Action Item for Mark Davis, Asmus Freytag, Michel Suignard, Properties & Algorithms Group: Work with Source Code Ad-Hoc Group to review the characters listed under “Confusable with Punctuation” and “Confusable with ASCII” in document L2/22-081 and provide a recommendation with regard to Identifier_Status and Identifier_Type.

F.2 Section D8: Profile Changes in UAX #31 / UTS #39

[171-C29] Consensus: Accept the proposals in L2/22-087 for changes to the proposed updates of UAX #31 and UTS #39, for Unicode version 15.0.

[171-A126] Action Item for Mark Davis, Robin Leroy, Properties & Algorithms Group: incorporate changes to UAX #31 based on the proposal in section I of document L2/22-087, for Unicode version 15.0.

[171-A127] Action Item for Mark Davis, Robin Leroy, Properties & Algorithms Group: incorporate changes to UTS #39 based on the proposal in section III of document L2/22-087, for Unicode version 15.0.

[171-A128] Action Item for Mark Davis: In the property files IdentifierStatus.txt and IdentifierType.txt, remove the Joiner_Control characters ZWJ and ZWNJ from Identifier_Type=Inclusion and Identifier_Status=Allowed. For Unicode version 15.0.

F.2 Section PRI442a: KHANDA = ADI SHAKTI

[171-A129] Action Item for Ken Whistler, Editorial Committee: Add cross-references in NamesList.txt for KHANDA and ADI SHAKTI, for Unicode 15; see L2/22-064 item PRI442a.

F.2 Section PRI446a: Descriptions of PO/PR don’t match behavior

[171-A130] Action Item for Christopher Chapman, Properties & Algorithms Group: Review feedback from Charlotte Buff on PRI #446 [Tue Apr 5 07:14:53 CDT 2022] and provide recommendations.

B. Liaison Reports & Technical Topics B.7 SEI [Anderson, L2/22-069]

Oral report by Deborah Anderson.

B.1.1 ISO/IEC 10646:2020 CDAM 1.2 ballot comments

Discussion.

H. Other PRIs & Feedback

[171-A131] Action Item for Rick McGowan: Report to submitter that UTC considered adding a cross reference to the nameslist for U+1F77D, based on feedback [Fri Apr 1 17:32:18 CDT 2022] in PRI #442 and declines to do so.

[171-A132] Action Item for Ken Lunde: Review feedback in PRI #442 [Sun Apr 17 12:19:45 CDT 2022] from "extc" and suggest disposition.

[171-A133] Action Item for Roozbeh Pournader, Script Ad-Hoc Group: Review feedback [Mon Jan 17 20:02:43 CST 2022] in document L2/22-018 and suggest disposition.

A.5 Calendar review [Calendar]

Added UTC #175, dates April 25-27, 2023. Tentatively hosted by Adobe in San Jose, CA.

Google, Mountain View, is tentative host for UTC #174, January 24-26, 2023.

Discussion of face-to-face and hybrid meetings.

UTC adjourned for the week at 16:12.

L2 continued.

Members Represented

UTC Attendance