Tabin, PaPYrus: 15,267 hieratic sign crops labelled by Gardiner code (2022)
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Licence: attribution — GNU General Public License v3.0, the licence Julius Tabin put on the PaPYrus data set (LICENSE.md in github.com/jtabin/PaPYrus, fetched 2026-09-10; GitHub spdx_id GPL-3.0). Copyleft: a distributed derivative of this data must itself be GPL-3.0, and the author asks in the README that additions to the data set be released. RI-036 RULED 2026-09-12 by Yousef (consistent with the 2026-09-10 ruling): a model trained on this data set IS released GPL-3.0, and training on staged material is allowed; the question of REPORT-W-B2 is closed
Attribution (first text; each text prints its own): Julius Tabin, PaPYrus: Optical Character Recognition Applied to Ancient Egyptian Hieratic (University of Chicago NELC thesis, 2022), https://github.com/jtabin/PaPYrus, licensed GNU GPL v3.0. SHARE-ALIKE: a distributed derivative of this data must also be GPL-3.0, and the author asks that additions to the data set be released. The facsimile makers are named per image in the file names.