Here is the cisco equivalent to the suggested digest command:
switchccac1a#sh spanning-tree mst-configuration
Gathering information ..........
Current MST configuration
Name: Irvine
Revision: 1
Instance Vlans Mapped State
-------- ------------------------------------------------ -----
1 1,10,20,30,100,110,800 enabled
switchccac1a#
For the HP, this is what I see:
IRV_SHORETEL-0(config)# sh spanning-tree mst-config
MST Configuration Identifier Information
MST Configuration Name : Irvine MST Configuration Revision : 1 MST Configuration Digest : 0x4211DA627F7479E5EDD3B93099652B67
IST Mapped VLANs : 2-9,11-19,21-29,31-99,101-109,111-799,801-4094
Instance ID Mapped VLANs ----------- --------------------------------------------------------- 1 1,10,20,30,100,110,800