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Michigan Tech/Generic Identifier Mapping
MTU Identifier
Primary Use
Characteristics*
Notes
Who Assigns?
Who Gets
One?
Where is it
Stored?
Format and Examples
Login for computer
account
- Reassignable
- Revocable
- Used by humans
- Unique to MTU.EDU
domain at a given time
- Reassignable
- Revocable
- Used by system
- Unique to MTU.EDU
domain at a given time
- Reassignable
- Revocable
- Used by humans
- Globally unique at a
given time
-Reassignable
-Revocable
- Used by humans
- Globally unique at a
given time
- Reassignable
- Revocable
- Used by humans
- Unique to MTU.EDU
domain
-Non-reassignable
-Non-Revocable
-Used by system
-Globally unique
-Non-reassignable
-Revocable
-Used by system
-Globally unique
- Non-reassignable
- Non-revocable
- Used by system
- Unique to MTU.EDU
domain
- Reassignable
- Revocable
- Used by humans
- Unique to Admin
system
Userid associated with
SCT Banner PIDM in
NID
IT & Sysadmins
Active fac, students,
staff, & other users
of electronic
resources
Network
Information
Database (NID)
<1000 reserved for
department use
>1000 stored in NID
IT & Sysadmins
Active fac, students,
staff & other users
of electronic
resources
NID
Derived from
userid/NID
IT & Sysadmins
Active fac, students,
staff, & other users
of MTU e-mail
system
Password file
for central mail
system
Active fac, students,
staff
Kerberos and
Radius servers
Generic Identifier
MTU: Userid/login
Generic: account login
MTU: Unix UID
MTU: E-mail Address
Generic: email address
MTU: MichNet
Modem login
Generic: netid
MTU: Tech ID
Generic: publicly
visible id (PVI)
MTU: Card Chip ID
MTU: TechExpress Id
MTU: PIDM
Generic:
Unique Identifier
admin. syst. id
person registry id
MTU: Oracle id
Generic: admin. sys. id
June 2000
Internal systems key
for login
Mailbox storage and
retrieval identifier
MichNet Modem use
Identifier for
campus/Banner web
access
Internal systems key to
identify specific card
Internal systems key
used as id for bank
transactions
Internal systems key
for Banner systems;
resolution of name
ambiguities
Login for
administrative system
Derived from
userid/NID
IT
[a-z0-9]{1,8}
Typically the first and middle
initial prepended to the first six
letters of the last name. Joe A.
User’s login would be jauser.
0  UUID  65533
example: 14382
[a-zA-Z0-9]{1,16}@mtu.edu
Typically the user login, but may
be longer. example:
jauser@mtu.edu
[a-zA-Z0-9]{1,8}@mtu.edu
example: jauser@mtu.edu
Derived from ss#,
green card#, or
generated M#
**Changed planned
To be collected for
campus use.
Derived from
PIDM/Banner
No longer used
HR, Alumni,
Student services
[0-9]{9}  M[0-9]{8}
Banner
example: M01342678
Card manufacturer
TechExpress Office
HR, Student,
Purchasing,
Accounts Payable,
Alumni, TechFund
Derived from userid
Faculty, staff,
students, alumni
Finance, TechFund,
HR, Student,
Alumni
Holders of
TechExpress Card
On card
Example:
TechExpress Card
holders (faculty,
staff, students…)
TechExpress db
Active students,
staff, alumni,
friends, vendors &
other users of eresources
Faculty and staff
Banner
Payflex.000b02bda8000100
Payflex.000b02bea8000100
563472[0-9]{10}
example: 5634720102325300
[0-9]{1,8}
example: 656
Oracle db on
Admin1
[a-z0-9]{1,8}
example: jauser
G.F. Willard/A West
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Michigan Tech/Generic Identifier Mapping
MTU Identifier
Primary Use
Characteristics*
Notes
Who Assigns?
Who Gets
One?
Id for payroll and
financial aid
- Non-Reassignable
- Non-revocable
- Used by
humans/system
- Unique to USA?
-Reassignable
-Revocable
-Used by humans
In the process of
standardizing and
storing in NID
Sysadmins
-Reassignable
-Revocable
-Used by system
In the process of
standardizing and
storing in NID
Sysadmins
- Non-reassignable
- Non-revocable
- Used by system
- Unique to MTU.EDU
domain
-Non-reassignable
-Revocable
-Used by system
Derived from
PIDM/Banner and
Tech Express lost card
code
Library
Derived from previous
Notis library system
Library
Where is it
Stored?
Government
Faculty, staff,
students, specific
vendors
Banner
Active students,
staff & other users
of electronic
resources
Active students,
staff & other users
of electronic
resources
faculty, staff,
students
dept level
storage
Format and Examples
Generic Identifier
MTU: SS#
(Needs doublechecking on
characteristics)
Generic: SS#
MTU: Group id
MTU: GID
MTU: Library id
Generic:
library/departmental ID
MTU: Library
Courtesy Card
Generic:
library/departmental ID
MTU: Subscriber ID
Generic:
library/departmental ID
MTU:
Summer Youth id
Generic:
library/departmental ID
MTU: Summer
Athletics id(s)
Generic:
library/departmental ID
Identifier for group of
users
Internal systems key
for group management
Internal systems key
for MTU library users
Internal systems key
for public library users
Telcom workorder and
billing id
Internal systems key
for SYP participants
Internal systems keys
for athletics
participants
-Non-reassignable
-Non-revocable
-Used by system
-Unique to MTU.EDU
domain
-Non-reassignable
-Revocable
-Used by system
-Unique to SYP db
-Non-reassignable
-Revocable
-Used by system
-Unique to athletics db
[0-9]{9}
example: 111-11-1111
[a-z][0-9]{1,8}
example: dcsstaff
dept level
storage
0<=GID<=65533
example: 05001
Voyageur
library system
0-PIDM - lost card code
0-[0-9]{1,8}-[0-9][1]
example: 656-0
public
Voyageur
library system
21714 [0-9]{1,20}
example: 21714678890890
Telcom
(complete data
unavailable)
Every telecom
customer
Axis Telemanagement
system
[0-9]{long integer}
example:
87979787865656464545
SYP office
SYP participants
SYP db
Summer Athletics
office
summer athletics
particpants
various athletics
dbs
[A,B][0-9]{5}-[0-9]{1}
example: A12345-1
B12345-1
The above list of indentifiers is not an exhaustive list of the identifers on the Michigan Tech campus. It does represent, however, the centrally managed indentifiers and a few department as examples.
* Definitions:
Non-reassignable - Can the identifier be re-used by another person or service?
Non-revocable - Can the identifier be revoked and disassociated with the person or service?
Used by system/human- primary user of identifier.
Unique- identifier is unique to what group of people or services
June 2000
G.F. Willard/A West