Denis Stelmakh
type: MusicGroup
genre: neoclassical
popularity: 37
followers: 10564
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb5efa70f7955503e15395e7d1d0bb536102a3e83dce0a7a05176dcf50d078a1d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/25d92c46-19d0-42c4-9685-198082861bf1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/25d92c46-19d0-42c4-9685-198082861bf1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/25d92c46-19d0-42c4-9685-198082861bf1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb5efa70f7955503e15395e7d1d0bb536102a3e83dce0a7a05176dcf50d078a1d","name":"Denis Stelmakh","registered_at":"2026-06-11T14:28:40Z","symbol":"NIM0049195","token_address":"0x671970c4e2d9c925e9dbf7e40bc2f2fd80e34d6b","type":"artist","uuid":"25d92c46-19d0-42c4-9685-198082861bf1"}
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 0xb5efa70f7955503e15395e7d1d0bb536102a3e83dce0a7a05176dcf50d078a1d. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/25d92c46-19d0-42c4-9685-198082861bf1.json and https://artists.proofprofile.net/proofs/artist/25d92c46-19d0-42c4-9685-198082861bf1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xb5efa70f7955503e15395e7d1d0bb536102a3e83dce0a7a05176dcf50d078a1d","name":"Denis Stelmakh","registered_at":"2026-06-11T14:28:40Z","symbol":"NIM0049195","token_address":"0x671970c4e2d9c925e9dbf7e40bc2f2fd80e34d6b","type":"artist","uuid":"25d92c46-19d0-42c4-9685-198082861bf1"}
album: New Beginning
  type: MusicAlbum
  date published: 2014-04-10
album: New Beginning
  type: MusicAlbum
  date published: 2014-04-10
album: New Beginning
  type: MusicAlbum
  date published: 2014-04-10
  track: Memories
    type: MusicRecording
    duration: PT2M13S
    duration ms: 133494
    explicit: false
    by artist: Denis Stelmakh
    in album: New Beginning
      type: MusicAlbum
      date published: 2014-04-10
    genre: neoclassical
    isrc code: USCGJ1434308
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T12:43:54+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x84c4051507f17a19394100c8e087aacfb81b1969fe0fd4327355c5c85f5294fd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958420
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958420
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGJ1434308
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T13:33:01Z
    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 0x84c4051507f17a19394100c8e087aacfb81b1969fe0fd4327355c5c85f5294fd. Chain 2 (Bitcoin): anchored in block 958420 (2026-07-17T13:33:01Z), 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/USCGJ1434308.
      date published: 2026-07-17T13:33:01Z
    audio: Memories
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.44
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.361
      additional property: Energy
        type: PropertyValue
        value: 0.155
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      additional property: Acousticness
        type: PropertyValue
        value: 0.994
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.898
      additional property: Liveness
        type: PropertyValue
        value: 0.184
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.377
      additional property: Loudness (dB)
        type: PropertyValue
        value: -22.847
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: New Beginning (Icelandic Elephants Rework)
  type: MusicAlbum
  date published: 2016-02-14
album: New Beginning (Icelandic Elephants Rework)
  type: MusicAlbum
  date published: 2016-02-14
album: Ambience
  type: MusicAlbum
  date published: 2016-08-10
album: Ambience
  type: MusicAlbum
  date published: 2016-08-10
album: Ambience
  type: MusicAlbum
  date published: 2016-08-10
album: Eve Meditation
  type: MusicAlbum
  date published: 2017-01-20
album: Eve Meditation
  type: MusicAlbum
  date published: 2017-01-20
album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
  track: Prelude & Grace
    type: MusicRecording
    duration: PT6M52S
    duration ms: 412615
    explicit: false
    by artist: Denis Stelmakh
    in album: The Nowhere
      type: MusicAlbum
      date published: 2018-01-10
    genre: neoclassical
    isrc code: USL4Q1746835
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T03:40:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x305cab13370e9f5e97418885e37df0e719586d9d9990683ed646a2798382aa1b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956639
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746835
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    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 0x305cab13370e9f5e97418885e37df0e719586d9d9990683ed646a2798382aa1b. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/USL4Q1746835.
      date published: 2026-07-04T11:19:20Z
    audio: Prelude & Grace
  track: Prayer - Act I and Act II
  track: One Last Time
  track: Belonging I
  track: Belonging II
  track: Belonging III
album: Tears Apart (30.05.08)
album: Dad (Original Short Film Soundtrack)
album: Dad
album: Obscure
album: Obscure (Reworks & Remixes)
album: Ambience (Icelandic Elephants Rework)
album: Eve Meditation II
album: Please, Stay
album: Paper Boats
album: Children of Abandoned Nests (Vol. 1)
album: Children of Abandoned Nests, Vol. 1
album: Only Remember
album: После Тебя
album: Reunion
album: Children of Abandoned Nests, Vol. 2
album: Children of Abandoned Nests (Vol. 2)
album: Broken Arrow
album: Children of Abandoned Nests (Extended)
album: Cover of Night
album: Dandelion
album: Liminal
album: После тебя (Reworks)
album: Eve Meditation III
album: Ambedo
album: Elements (Live Improvisation)
album: Eve Meditation IV
album: Piano Day At the Rails (Live)
album: Mayday
album: All To Pieces
album: Incomplete
album: Eve Meditation V
album: New Beginning (Deluxe Version)
album: Elements II
album: Eve Meditation VI
album: Fragments
album: Mayday (Deluxe Version)

Prelude & Grace
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 80.484
additional property: Musical Key
  type: PropertyValue
  value: 4
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.285
additional property: Energy
  type: PropertyValue
  value: 0.062
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.979
additional property: Instrumentalness
  type: PropertyValue
  value: 0.917
additional property: Liveness
  type: PropertyValue
  value: 0.131
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.099
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.775
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

Prayer - Act I and Act II
type: MusicRecording
duration: PT7M20S
duration ms: 440000
explicit: false
by artist: Denis Stelmakh
in album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
genre: neoclassical
isrc code: USL4Q1746838
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T00:24:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x86cf3af31a1a9bb089e7de144520cfd4b1a9f2ca7bf74eb254790ae06a6b8b04
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956634
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956634
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746838
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T10:04:33Z
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 0x86cf3af31a1a9bb089e7de144520cfd4b1a9f2ca7bf74eb254790ae06a6b8b04. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/USL4Q1746838.
  date published: 2026-07-04T10:04:33Z
audio: Prayer - Act I and Act II
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 78.429
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.224
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.893
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.642
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

One Last Time
type: MusicRecording
duration: PT5M43S
duration ms: 343615
explicit: false
by artist: Denis Stelmakh
in album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
genre: neoclassical
isrc code: USL4Q1746841
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T11:50:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2cd73864ae2b34233ebaa3401340ffd6a03b65f65f95009aaea029a8fb2704a8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958728
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746841
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T12:24:55Z
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 0x2cd73864ae2b34233ebaa3401340ffd6a03b65f65f95009aaea029a8fb2704a8. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/USL4Q1746841.
  date published: 2026-07-19T12:24:55Z
audio: One Last Time
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.289
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.346
  additional property: Energy
    type: PropertyValue
    value: 0.222
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.923
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.312
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.012
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
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Belonging I
type: MusicRecording
duration: PT3M14S
duration ms: 194569
explicit: false
by artist: Denis Stelmakh
in album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
genre: neoclassical
isrc code: USL4Q1746847
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T00:54:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x72bfed893850bf66f38931e5d9640a9a87560186d6edc2e1bbf60b0c8ce1d0c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956742
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746847
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T22:21:38Z
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 0x72bfed893850bf66f38931e5d9640a9a87560186d6edc2e1bbf60b0c8ce1d0c6. Chain 2 (Bitcoin): anchored in block 956742 (2026-07-19T22:21:38Z), 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/USL4Q1746847.
  date published: 2026-07-19T22:21:38Z
audio: Belonging I
  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)
    type: PropertyValue
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.348
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.879
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.944
  additional property: Liveness
    type: PropertyValue
    value: 0.057
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.754
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Belonging II
type: MusicRecording
duration: PT5M12S
duration ms: 312696
explicit: false
by artist: Denis Stelmakh
in album: The Nowhere
  type: MusicAlbum
  date published: 2018-01-10
genre: neoclassical
isrc code: USL4Q1746848
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T23:31:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeda9186cf4f4393fe31242d178f7cdf9c830bd6255ec88a01c96d7ca1071f1c7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958216
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746848
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T00:00:34Z
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
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  date published: 2026-07-16T00:00:34Z
audio: Belonging II
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Belonging III
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duration: PT5M12S
duration ms: 312122
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by artist: Denis Stelmakh
in album: The Nowhere
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genre: neoclassical
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fdbb476fe8be39ee5d453d40d1a0c641454e98bcb26031a523e9653888cd4fd. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/USL4Q1746849.
  date published: 2026-07-06T01:26:17Z
audio: Belonging III
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The Nowhere
type: MusicAlbum
date published: 2018-01-10
track: Don't Go
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x173270ffb2feb134116e54ce903a91976aa97bb06e81df0816cd9e402d6849fb. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/USL4Q1746836.
    date published: 2026-07-06T01:25:57Z
  audio: Don't Go
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  additional property: OTSVerifyInstructions
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    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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe90934875b5e0d7fd2ed540aa464661686ddb50521692dfe10dbe3b2f85283c3. Chain 2 (Bitcoin): anchored in block 958817 (2026-07-20T03:52:09Z), 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/USL4Q1746839.
    date published: 2026-07-20T03:52:09Z
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track: Anhedonia
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  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
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OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1746840

OTSTimestamp
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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 0x91c57a0a547bf5e372d4ee56ffc96162e5c2df99414caffe74bfcdbacc3b8529. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USL4Q1746840.
date published: 2026-07-05T19:27:56Z

Anhedonia
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additional property: Tempo (BPM)
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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
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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Tears Apart (30.05.08)
type: MusicAlbum
date published: 2018-05-30

Tears Apart (30.05.08)
type: MusicAlbum
date published: 2018-05-30

Dad (Original Short Film Soundtrack)
type: MusicAlbum
date published: 2018-09-30

Dad (Original Short Film Soundtrack)
type: MusicAlbum
date published: 2018-09-30

Dad
type: MusicAlbum
date published: 2018-12-05

Obscure
type: MusicAlbum
date published: 2018-12-10

Obscure
type: MusicAlbum
date published: 2018-12-10

Obscure
type: MusicAlbum
date published: 2018-12-10

Obscure (Reworks & Remixes)
type: MusicAlbum
date published: 2019-01-10

Obscure (Reworks & Remixes)
type: MusicAlbum
date published: 2019-01-10

Obscure (Reworks & Remixes)
type: MusicAlbum
date published: 2019-01-10

Ambience (Icelandic Elephants Rework)
type: MusicAlbum
date published: 2019-08-20

Ambience (Icelandic Elephants Rework)
type: MusicAlbum
date published: 2019-08-20

Ambience (Icelandic Elephants Rework)
type: MusicAlbum
date published: 2019-08-20

Eve Meditation II
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date published: 2020-02-10

Eve Meditation II
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date published: 2020-02-10

Eve Meditation II
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date published: 2020-02-10

Please, Stay
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date published: 2020-09-10

Please, Stay
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date published: 2020-09-15

Please, Stay
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date published: 2020-09-15

Paper Boats
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date published: 2020-09-29

Paper Boats
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date published: 2020-09-30

Paper Boats
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date published: 2020-09-30

Children of Abandoned Nests (Vol. 1)
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date published: 2020-10-15
track: Please, Stay
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  genre: neoclassical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-19T07:14:39Z
  audio: Please, Stay
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Children of Abandoned Nests (Vol. 1)
type: MusicAlbum
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Children of Abandoned Nests, Vol. 1
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date published: 2020-10-15

Only Remember
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Only Remember
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date published: 2020-12-05

Only Remember
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date published: 2020-12-05

После Тебя
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date published: 2021-01-15

После Тебя
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date published: 2021-01-15

После Тебя
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date published: 2021-01-15

Reunion
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date published: 2021-03-30

Reunion
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date published: 2021-03-30

Reunion
type: MusicAlbum
date published: 2021-03-30

Children of Abandoned Nests, Vol. 2
type: MusicAlbum
date published: 2021-04-15

Children of Abandoned Nests (Vol. 2)
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date published: 2021-04-15
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c1c5fa916605d42355c66c2ae51c4807bd363fa02e185a9fd83defb96ee239c. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USDY42120993.
    date published: 2026-07-05T19:27:56Z
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Children of Abandoned Nests (Vol. 2)
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Broken Arrow
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Broken Arrow
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Broken Arrow
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Children of Abandoned Nests (Extended)
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Children of Abandoned Nests (Extended)
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Children of Abandoned Nests (Extended)
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Cover of Night
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Cover of Night
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Cover of Night
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Dandelion
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Dandelion
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Dandelion
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Liminal
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Liminal
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После тебя (Reworks)
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После тебя (Reworks)
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Eve Meditation III
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Eve Meditation III
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Ambedo
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Ambedo
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Elements (Live Improvisation)
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Elements (Live Improvisation)
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Eve Meditation IV
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Eve Meditation IV
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Piano Day At the Rails (Live)
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Piano Day At the Rails (Live)
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Mayday
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All To Pieces
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All To Pieces
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Mayday
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Mayday
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Mayday
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Incomplete
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Incomplete
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Eve Meditation V
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Eve Meditation V
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New Beginning (Deluxe Version)
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Elements II
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Eve Meditation VI
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Eve Meditation VI
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23a65d326daad627cb7cc4ae48eddad23c3ceef37de6c2c368a50c1110e3f734. Chain 2 (Bitcoin): anchored in block 958238 (2026-07-16T07:06:35Z), 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/FR59R2505339.
    date published: 2026-07-16T07:06:35Z
  audio: Ledyanka
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      value: 1
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    additional property: Danceability
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    additional property: Energy
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    additional property: Acousticness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -21.432
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Fragments
type: MusicAlbum
date published: 2025-06-13
track: Fragments 9
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  duration: PT4M41S
  duration ms: 281142
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  by artist: Denis Stelmakh
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    date published: 2025-06-13
  genre: neoclassical
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  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74c713f7205aca20e7cdbf5e5db7f7db1eae08c24daf1f04bca67be961e0087d. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/RUAGT2500330.
    date published: 2026-07-03T09:04:44Z
  audio: Fragments 9
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    additional property: Danceability
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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: Loudness (dB)
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Mayday (Deluxe Version)
type: MusicAlbum
date published: 2025-10-31