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Untyped Device Identifier
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Description
A device identifier that does not specify the type of device. This includes a type, value, and context to categorize and provide additional meaning to the identifier.
CTV Device IDs are device- or publisher-specific identifiers used for measuring and targeting connected television device-based advertising. They can be platform-native (like Roku IDs, Samsung IDs, LG IDs, etc) or publisher-generated. These IDs play a crucial role in exposure measurement, deduplication, and identity matching, with usage parameters varying depending on the DSP
A field for any identifier related to households ie HHID. This attribute is used for uniquely identifying households in datasets, aiding in household-level analysis and record-keeping.
SHA-256 of a normalized email, `SHA2(NORMALIZE_EMAIL(email), 256)`: lowercase hex, 64 characters. Hashes of un-normalized emails won't join. The SHA-256 of an empty string, `e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855`, isn't a hash of any email and reads as NULL.
The advertising ID is a unique, user-resettable ID for advertising, provided by Google Play services. It gives users better controls and provides developers with a simple, standard system to continue to monetize their apps. It enables users to reset their identifier or opt out of personalized ads (formerly known as interest-based ads) within Google Play apps.