UNO

OBJECT HEADER

To head, identify and specify an object.

Notes:
1. The value in 0800 shall be unique within the interchange (except for a duplicate transfer).
2. One mandatory occurrence of S020 shall identify the Object Identification Number.
3. One occurrence of S021 is mandatory and shall be used for file format identification.
4. Data elements S302, S301, S300 and 0035 are for interactive EDI use only:
- The value(s) in S302 shall be identical to the value(s) in S302 in the preceding UIB.
- 0035, when used, test applies to the message or package only.

0800

PACKAGE REFERENCE NUMBER

Unique package reference number assigned by the sender.

REFERENCE IDENTIFICATION

Identification of the reference relating to the object.

Reference qualifier

Code giving specific meaning to a reference identification number.

0802

Reference identification number

Reference number to identify a message, message group and/or interchange, which relates to the object.

OBJECT TYPE IDENTIFICATION

Identification of the attribute related to the object type.

Dependency Notes:
1. D3(020,030) One or more

Object type qualifier

Qualifier referring to the type of object.

0809

Object type attribute identification

Coded identification of the attribute applying to the object type.

0808

Object type attribute

The attribute applying to the object type.

Controlling agency, coded

Code identifying a controlling agency.

Format for Syntax 3:
an..2

Format for Syntax 3X:
an..2

STATUS OF THE OBJECT

Identification of the length and if required the transfer status of the object.

0810

Length of object in octets of bits

Count of the number of octets of bits in the object.

Notes:
1. The count shall exclude the segment terminator of the preceding EDIFACT structured segment and the first character ('U') of the following EDIFACT structured segment.

0814

Number of segments before object

A count of the number of segments appearing between the UNO segment and the start of the object.

0070

Sequence of transfers

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.

Notes:
1. The first message in the sequence shall be assigned as number 1.

First and last transfer

Indication used for the first and last message in a sequence of messages related to the same topic.

DIALOGUE REFERENCE

Unique reference for the dialogue between co-operating parties within the interactive EDI transaction.

Dependency Notes:
1. D5(030,020) If first, then all

0300

Initiator control reference

A reference assigned by the dialogue initiator.

0303

Initiator reference identification

Organization code or name assigned by the party that initiated the transaction or dialogue.

Controlling agency, coded

Code identifying a controlling agency.

Format for Syntax 3:
an..2

Format for Syntax 3X:
an..2

0304

Responder control reference

A reference assigned by the dialogue responder.

STATUS OF TRANSFER - INTERACTIVE

Identifies the sequence of the message/package within the sender's interchange and the position in a multi-message and/or package transfer.

Notes:
1. 0320, starts at 1 and is incremented by 1 for each message and package within the interchange.
2. 0323, only used where more than one message or package is contained in a single query or response.
3. 0325, only used if a duplicate transfer.

0320

Sender sequence number

Identification of the sequence number of the message or package within the sender interchange.

Transfer position, coded

Indication of the position of a transfer.

Duplicate Indicator

Indication that the structure is a duplicate of a previously sent structure.

DATE AND/OR TIME OF INITIATION

Date and/or time of event initiation.

Dependency Notes:
1. D5(030,020) If first, then all

0338

Event date

Date of event.

Notes:
1. Format is YYMMDD or CCYYMMDD.

0314

Event time

Time of event.

Notes:
1. Format is HHMMSS ... with up to 9 more digits of precision. A 'Z' as the last character indicates UTC time. (ISO 8601)

0336

Time offset

UTC (Universal Coordinated Time) offset from event time.

Notes:
1. Format is HHMM. Shall be prefixed with '-' for negative offsets. (ISO 8601)

TEST INDICATOR

Indication that the structural level containing the test indicator is a test.