UNO Object header

To head, identify and specify an object.

Position
Element
Name
Type
Requirement
Min
Max
Repeat
010
Package reference number
String (AN)
Mandatory
1
35
1
Unique package reference number assigned by the sender.
020
Reference identification
Composite (composite)
Mandatory
99
010
Reference qualifier
String (AN)
Mandatory
1
3
-
Code giving specific meaning to a reference identification number.
020
Reference identification number
String (AN)
Mandatory
1
35
-
Reference number to identify a message, message group and/or interchange, which relates to the object.
030
Object type identification
Composite (composite)
Mandatory
99
010
Object type qualifier
String (AN)
Mandatory
1
3
-
Qualifier referring to the type of object.
020
Object type attribute identification
String (AN)
Conditional
1
256
-
Coded identification of the attribute applying to the object type.
030
Object type attribute
String (AN)
Conditional
1
256
-
The attribute applying to the object type.
040
Controlling agency, coded
String (AN)
Conditional
1
3
-
Code identifying a controlling agency.
040
Status of the object
Composite (composite)
Mandatory
1
010
Length of object in octets of bits
Numeric (N)
Mandatory
1
18
-
Count of the number of octets of bits in the object.
The count shall exclude the segment terminator of the preceding EDIFACT structured segment and the first character ('U') of the following EDIFACT structured segment.
020
Number of segments before object
Numeric (N)
Conditional
1
3
-
A count of the number of segments appearing between the UNO segment and the start of the object.
030
Sequence of transfers
Numeric (N)
Conditional
1
2
-
Number assigned by the sender indicating the transfer sequence of a message related to the same topic. The message could be an addition or a change to an earlier transfer related to the same topic.
The first message in the sequence shall be assigned as number 1.
040
First and last transfer
A
Conditional
1
1
-
Indication used for the first and last message in a sequence of messages related to the same topic.
050
Dialogue reference
Composite (composite)
Conditional
1
010
Initiator control reference
String (AN)
Mandatory
1
35
-
A reference assigned by the dialogue initiator.
020
Initiator reference identification
String (AN)
Conditional
1
35
-
Organisation code or name assigned by the party that initiated the transaction or dialogue.
030
Controlling agency, coded
String (AN)
Conditional
1
3
-
Code identifying a controlling agency.
040
Responder control reference
String (AN)
Conditional
1
35
-
A reference assigned by the dialogue responder.
060
Status of transfer - interactive
Composite (composite)
Conditional
1
010
Sender sequence number
Numeric (N)
Conditional
1
6
-
Identification of the sequence number of the message or package within the sender interchange.
020
Transfer position, coded
A
Conditional
1
1
-
Indication of the position of a transfer.
030
Duplicate Indicator
A
Conditional
1
1
-
Indication that the structure is a duplicate of a previously sent structure.
070
Date and/or time of initiation
Composite (composite)
Conditional
1
010
Event date
Numeric (N)
Conditional
1
8
-
Date of event.
Format is YYMMDD or CCYYMMDD.
020
Event time
String (AN)
Conditional
1
15
-
Time of event.
Format is HHMMSS ... with up to 9 more digits of precision. A 'Z' as the last character indicates UTC time. (ISO 8601)
030
Time offset
Numeric (N)
Conditional
4
4
-
UTC (Universal Co-ordinated Time) offset from event time.
Format is HHMM. Shall be prefixed with '-' for negative offsets. (ISO 8601)
080
Test indicator
Numeric (N)
Conditional
1
1
1
Indication that the structural level containing the test indicator is a test.

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