Kogan
type: MusicGroup
description: Kogan () is a Russian spelling variant of the Jewish surname Cohen. Aleksandr Kogan, several people Artur Kogan (born 1974), Israeli chess master Belle Kogan (1902–2000), American industrial desig
popularity: 8
followers: 123
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6482a1044327459668f62e10f5b0582fe2ff993950cbe93f53162c973735e9b. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b75e494a-5a2f-452d-909a-07c690144c5b.json and https://artists.proofprofile.net/proofs/artist/b75e494a-5a2f-452d-909a-07c690144c5b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
album: For You
  type: MusicAlbum
  date published: 2023-04-04
album: Accepted
  type: MusicAlbum
  date published: 2023-04-18
album: Where Are U Now
  type: MusicAlbum
  date published: 2023-04-28
album: Found Me
  type: MusicAlbum
  date published: 2023-05-01
album: Overtaking
  type: MusicAlbum
  date published: 2023-05-08
album: Techno on My Mind
  type: MusicAlbum
  date published: 2023-05-10
album: Where Are U Now (Remix)
  type: MusicAlbum
  date published: 2023-05-13
album: I Love U
  type: MusicAlbum
  date published: 2023-05-20
album: Miss You
  type: MusicAlbum
  date published: 2023-05-22
album: Reaching for the Moon
  type: MusicAlbum
  date published: 2023-05-25
album: Bottom of the Ocean
  type: MusicAlbum
  date published: 2023-05-31
album: Techno
  type: MusicAlbum
  date published: 2023-06-12
album: Feel Good
  type: MusicAlbum
  date published: 2023-06-16
album: Bells Ringing
  type: MusicAlbum
  date published: 2023-06-21
album: Unrequited Love
  type: MusicAlbum
  date published: 2023-06-30
album: My Focus Is You
  type: MusicAlbum
  date published: 2023-07-11
album: Twisted Your Mind
  type: MusicAlbum
  date published: 2023-07-22
album: Live Like I Want To
  type: MusicAlbum
  date published: 2023-08-03
album: Sound of the Underground
  type: MusicAlbum
  date published: 2023-08-16
album: Dream
  type: MusicAlbum
  date published: 2023-08-28
album: Free
  type: MusicAlbum
  date published: 2023-09-02
album: Disconnection
  type: MusicAlbum
  date published: 2023-09-05
album: Focus
  type: MusicAlbum
  date published: 2023-09-21
album: This Is Love
  type: MusicAlbum
  date published: 2023-10-16
album: Alive
  type: MusicAlbum
  date published: 2023-11-04
album: With Me
  type: MusicAlbum
  date published: 2023-11-16
album: I Need You
  type: MusicAlbum
  date published: 2023-12-07
album: Take Me Back
  type: MusicAlbum
  date published: 2023-12-25
album: Stand With Me
  type: MusicAlbum
  date published: 2024-01-17
album: Love Choice - EP
  type: MusicAlbum
  date published: 2024-02-14
album: I'm Broken
  type: MusicAlbum
  date published: 2024-04-04
album: Next to You
  type: MusicAlbum
  date published: 2024-04-25
album: The Stars
  type: MusicAlbum
  date published: 2024-05-14
album: Rhythm of Life EP
  type: MusicAlbum
  date published: 2024-06-07
album: Until We Meet Again
  type: MusicAlbum
  date published: 2024-07-22
album: The Binary World
  type: MusicAlbum
  date published: 2024-08-09
album: Hold You Up
  type: MusicAlbum
  date published: 2024-08-09
album: Floating
  type: MusicAlbum
  date published: 2024-08-14
album: Heaven EP
  type: MusicAlbum
  date published: 2024-08-19
album: You're Not Here
  type: MusicAlbum
  date published: 2024-08-23
album: Say Goodbye
  type: MusicAlbum
  date published: 2024-08-27
album: Falling
  type: MusicAlbum
  date published: 2024-09-11
album: Take Us Home
  type: MusicAlbum
  date published: 2024-09-27
album: Alone Tonight
  type: MusicAlbum
  date published: 2024-10-16
album: Infinity
  type: MusicAlbum
  date published: 2024-10-31
album: The Life We Had Before
  type: MusicAlbum
  date published: 2024-11-05
album: Hurricane
  type: MusicAlbum
  date published: 2024-11-11
album: Carry You
  type: MusicAlbum
  date published: 2024-12-30
album: Dance with Romance
  type: MusicAlbum
  date published: 2025-01-10
album: Through the Storm
  type: MusicAlbum
  date published: 2025-01-24
album: You & I
  type: MusicAlbum
  date published: 2025-02-14
  track: You & I
    type: MusicRecording
    duration: PT3M15S
    duration ms: 195099
    explicit: false
    by artist: Kogan
    in album: You & I
      type: MusicAlbum
      date published: 2025-02-14
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    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: You & I
album: Who We Used to Be
album: Follow Me
album: Save Me Now
album: What Is Left Behind
album: Leave Just Yet
album: Heartbroke
album: Falling in Love
album: The Life We Had Before (David Cameron Remix)
album: Blue

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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value: 956656

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956656

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJG2575372

OTSTimestamp
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value: 2026-07-04T14:03:39Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e11267551fac954fea83079a3a9743c8a6786b39169c1b4f56176a0a9dea849. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJG2575372.
date published: 2026-07-04T14:03:39Z

You & I
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
  type: PropertyValue
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additional property: Valence (Positivity)
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  value: 0.273
additional property: Loudness (dB)
  type: PropertyValue
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additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
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Who We Used to Be
type: MusicAlbum
date published: 2025-03-05

Follow Me
type: MusicAlbum
date published: 2025-03-28
track: Follow Me
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  by artist: Kogan
  in album: Follow Me
    type: MusicAlbum
    date published: 2025-03-28
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  additional property: CopyrightStatus
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8MV2500749
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T04:13:26Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x645f48fd88067ed4ed5b8a2f91036b47dcc6935cae3a84636908706ba71d29b1. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GX8MV2500749.
    date published: 2026-07-18T04:13:26Z
  audio: Follow Me
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.463
    additional property: Energy
      type: PropertyValue
      value: 0.99
    additional property: Speechiness
      type: PropertyValue
      value: 0.067
    additional property: Acousticness
      type: PropertyValue
      value: 0.01
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.86
    additional property: Liveness
      type: PropertyValue
      value: 0.086
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.136
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.451
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
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Save Me Now
type: MusicAlbum
date published: 2025-05-01

What Is Left Behind
type: MusicAlbum
date published: 2025-06-08

Leave Just Yet
type: MusicAlbum
date published: 2025-06-30

Heartbroke
type: MusicAlbum
date published: 2025-07-08

Falling in Love
type: MusicAlbum
date published: 2025-08-21
track: Falling in Love
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159446
  explicit: false
  by artist: Kogan
  in album: Falling in Love
    type: MusicAlbum
    date published: 2025-08-21
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  additional property: CopyrightStatus
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x2721fdddca52cc994c1597dd0b51ef76b2bc27a2b0966fea24f339fcc15a81c8
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  additional property: OTSBitcoinBlock
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    value: 958861
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958861
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJZ2510633
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T10:02:52Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2721fdddca52cc994c1597dd0b51ef76b2bc27a2b0966fea24f339fcc15a81c8. Chain 2 (Bitcoin): anchored in block 958861 (2026-07-20T10:02:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAJZ2510633.
    date published: 2026-07-20T10:02:52Z
  audio: Falling in Love
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    additional property: Tempo (BPM)
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      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.417
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
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      value: 0.04
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      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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The Life We Had Before (David Cameron Remix)
type: MusicAlbum
date published: 2025-09-17

Blue
type: MusicAlbum
date published: 2025-09-28