The following Unicode-related documents record the purpose and process of defining specific characters in the Osage block:
| Version | Final code points| Count | L2 ID | WG2 ID | Document | |
|---|
| 9.0 | U+104B0..104D3, 104D8..104FB | 72 | [https://www.unicode.org/L2/L2014/14068-n4548-osage.pdf L2/14-068]}} | [https://www.unicode.org/wg2/docs/n4548.pdf N4548] | title=Preliminary proposal to encode the Osage script in the UCS|date=2014-02-20|first1=Michael|last1=Everson|authorlink1=Michael Everson|first2=Herman Mongrain|last2=Lookout|first3=Cameron|last3=Pratt}} |
| [https://www.unicode.org/L2/L2014/14175-n4587-osage.pdf L2/14-175]}} | [https://www.unicode.org/wg2/docs/n4587.pdf N4587] | title=Proposal to encode Latin characters for Osage in the UCS|date=2014-07-30|first1=Michael|last1=Everson|first2=Herman Mongrain|last2=Lookout|first3=Cameron|last3=Pratt}} |
| [https://www.unicode.org/L2/L2014/14214-n4619-osage.pdf L2/14-214]}} | [https://www.unicode.org/wg2/docs/n4619.pdf N4619] | title=Final proposal to encode the Osage script in the UCS|date=2014-09-21|first1=Michael|last1=Everson|first2=Herman Mongrain|last2=Lookout|first3=Cameron|last3=Pratt}} |
| [https://www.unicode.org/L2/L2014/14177.htm L2/14-177]}} | title=UTC #140 Minutes|date=2014-10-17|first=Lisa|last=Moore|section=Proposal to encode Latin characters for Osage (C.4.2)}} |
1. ^{{cite web|url=https://www.unicode.org|title=Unicode character database|work=The Unicode Standard|accessdate=2016-07-09}}
2. ^{{cite web|url=https://www.unicode.org/versions/enumeratedversions.html|title=Enumerated Versions of The Unicode Standard|work=The Unicode Standard|accessdate=2016-07-09}}
3. ^{{cite web|url=https://www.unicode.org/L2/L2014/14214-n4619-osage.pdf|title=Final proposal to encode the Osage script in the UCS|date=2014-09-21|publisher=ISO/IEC JTC1/SC2/WG2, Document N4619|language=en|format=PDF|access-date=2015-01-10|author1=Michael Everson|author2=Herman Mongrain Lookout|author3=Cameron Pratt }}
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