PIP-80 for migrating JPEG to a new token is on-going. This PIP suggests to not use JPEGD, but instead use JPGD for the ticker name.
JPEGD was initially proposed in PIP 80. Following community feedback, we believe JPGD is stronger for the following reasons:
Seeing this PIP is running in parallel to PIP-80, it would be best to wait until the voting on the name changes before deploying the migration.