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Passive UHF RFID Tag Data Structure Requirements – SUPPLIERS SHIPPING TO DoD – EPCglobal™ Subscribers using an EPCglobal™ tag data construct
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Tag Requirement
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EPC Data Construct
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When Used
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UID Unit Pack
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SGTIN
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On item packaging for items meeting the DoD criteria for assignment of UID where a serial number is used to augment a GTIN which is used for the unique identification of trade items worldwide within the UCC.EAN System.
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GRAI
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On item packaging for items meeting the DoD criteria for assignment of UID (reusable package or transport equipment of specific or certain value).
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GIAI
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On item packaging for items meeting the DoD criteria for assignment of UID (used to uniquely identify an entity that is part of the fixed inventory of a company – GIAI can be used to identify any fixed asset of an organization).
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Case, Pallet
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SGTIN
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Items shipped as either pure case, or pallet (see above)
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SSCC
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Items shipped as either pure or mixed case, pallet, (SSCC can be used by all parties in the supply chain as a reference number to the relevant information held in computer database or file).
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Layout for 64 Bit EPCglobal™ Data Constructs
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Tag Type
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Header
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Filter Value
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Company Prefix
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Item Reference
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Serial Number
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SGTIN
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2
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3
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14
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20
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25
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Tag Type
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Header
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Filter Value
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Company Prefix
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Asset Type
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Serial Number
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GRAI
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8
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3
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14
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20
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19
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Tag Type
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Header
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Filter Value
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Company Prefix
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Individual Asset Reference
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GIAI
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8
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3
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14
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39
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Tag Type
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Header
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Filter Value
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Company Prefix
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Serial Reference
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SSCC
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8
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3
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14
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39
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Layout for 96 Bit EPCglobal™ Data Constructs
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Tag Type
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Header
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Filter Value
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Partition
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Company Prefix
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Item
Reference
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Serial Number
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SGTIN
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8
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3
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3
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20-40
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24-4
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38
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Tag Type
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Header
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Filter Value
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Partition
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Company Prefix
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Asset Type
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Serial Number
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GRAI
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8
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3
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3
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20-40
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24-4
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38
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Tag Type
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Header
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Filter Value
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Partition
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Company Prefix
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Individual Asset Reference
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GIAI
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8
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3
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3
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20-40
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62-42
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Tag Type
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Header
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Filter Value
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Partition
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Company Prefix
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Serial Reference
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Unallocated
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SSCC
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8
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3
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3
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20-40
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37-17
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25
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NOTES:
1. Specific tag orientation and location, as well as physical mounting requirements will be addressed in MIL-STD 129.
2. Advance Ship Notices (ASNs) will be required as specified in contracts in accordance with the appropriate DFARS Rule/clause.
3. It is the intent of the Department to incorporate all RFID tag formats and usage standards into a DoD RFID manual.
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