Another data point.
AbcEcho for Alembic 1.7.12 (built Dec 12 2019 16:36:50)
file written by: Cinema4D
using Alembic : Alembic 1.7.11 (built May 23 2019 18:19:19)
written on : Fri Nov 6 16:37:31 2020
user description : Saved from Cinema4D file: Untitled 1
AbcEcho for Alembic 1.7.12 (built Dec 12 2019 16:36:50)
file written by: Maya 2018 AbcExport v1.0
using Alembic : Alembic 1.7.5 (built Feb 7 2018 15:59:45)
written on : Thu Oct 22 22:32:44 2020
user description : Exported from: /tmp/tmpcofAq6/
DOG01_E104_S0560_ANM.v006.ma