Note blocks can be moved by pistons, and stick to both sticky pistons and slime blocks.
Linked issues
is duplicated by 8
MC-123915
Note blocks are pushable
Resolved
MC-129573
Slime blocks move Note blocks. Is this a change or a bug?
Resolved
MC-133050
Noteblocks can be moved!
Resolved
MC-134268
Note blocks can be moved with pistons and with slime blocks in 1.13
Resolved
MC-135577
Noteblocks are movable with pistons
Resolved
3 more links
Possibly intended now that note blocks are no longer block entities.