frederickding

Sourced from https://patents.google.com/patent/US7882036B1

Field # Length  Offset  Name
1       1       0       Indicia Version Number
2       4       1       Piece Counter
3       1       5       IBI Vendor/Model
4       3       6       PSD Serial Number
5       3       9       Postage Value (in 1/10s of a cent)
6       2       12      Intelligent Mail Service
7       6       14      HMAC Message Digest