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The UUIDTimeDevice function by Jeremy Bante (maintained in the fmpstandards Github repository) encodes the creation timestamp (UTC), part of the device's persistent ID, and a self-managed serial number. The generated values can be stored in a number field, which has certain performance benefits, and are meaningfully sortable by creation timestamp. Related functions are available for extracting the encoded timestamp, and for converting values to the conventional hexadecimal representation. A value from UUID looks like this:
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