Mikhail Smirnov
type: MusicGroup
popularity: 2
followers: 31
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe75547f0d783e82d880046d556fbbd164dae1d9f81a09c1a7161e28f43b53dbd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/64fbe52e-507a-4430-a549-d3bb88c66054.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/64fbe52e-507a-4430-a549-d3bb88c66054.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/64fbe52e-507a-4430-a549-d3bb88c66054
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe75547f0d783e82d880046d556fbbd164dae1d9f81a09c1a7161e28f43b53dbd","name":"Mikhail Smirnov","registered_at":"2026-06-17T00:51:08Z","symbol":"NIM1229246","token_address":"0xb0df9c9de8369eb4193698a6a66100210fe652d9","type":"artist","uuid":"64fbe52e-507a-4430-a549-d3bb88c66054"}
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 0xe75547f0d783e82d880046d556fbbd164dae1d9f81a09c1a7161e28f43b53dbd. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/64fbe52e-507a-4430-a549-d3bb88c66054.json and https://artists.proofprofile.net/proofs/artist/64fbe52e-507a-4430-a549-d3bb88c66054.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xe75547f0d783e82d880046d556fbbd164dae1d9f81a09c1a7161e28f43b53dbd","name":"Mikhail Smirnov","registered_at":"2026-06-17T00:51:08Z","symbol":"NIM1229246","token_address":"0xb0df9c9de8369eb4193698a6a66100210fe652d9","type":"artist","uuid":"64fbe52e-507a-4430-a549-d3bb88c66054"}
album: Distant Memories
  type: MusicAlbum
  date published: 2023-09-15
album: With You
  type: MusicAlbum
  date published: 2023-11-03
album: Explorer
  type: MusicAlbum
  date published: 2023-11-24
album: Water
  type: MusicAlbum
  date published: 2023-11-17
album: Our Time Will Come
  type: MusicAlbum
  date published: 2023-11-10
album: What You Need
  type: MusicAlbum
  date published: 2023-10-27
album: Sakura
  type: MusicAlbum
  date published: 2023-08-18
  track: Hanami Melodies
    type: MusicRecording
    duration: PT1M25S
    duration ms: 85077
    explicit: false
    by artist: Sergei Vasiliev
    by artist: Anastasiya Vasilieva
    by artist: Logan Carmichael
    in album: Sakura
      type: MusicAlbum
      date published: 2023-08-18
    isrc code: NL8RL2320247
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T19:07:11+00:00
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      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb28663bbb1d79b33841a8badadae72f0acabc75ac97cf2ea74fb86367525c49b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957124
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957124
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL8RL2320247
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:53:27Z
    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 0xb28663bbb1d79b33841a8badadae72f0acabc75ac97cf2ea74fb86367525c49b. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NL8RL2320247.
      date published: 2026-07-08T03:53:27Z
    audio: Hanami Melodies
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 131.869
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.477
      additional property: Energy
        type: PropertyValue
        value: 0.072
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.99
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.823
      additional property: Liveness
        type: PropertyValue
        value: 0.109
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.136
      additional property: Loudness (dB)
        type: PropertyValue
        value: -26.914
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Sakura's Song of Spring
    type: MusicRecording
    duration: PT1M20S
    duration ms: 80190
    explicit: false
    by artist: Amadeus Cadence
    by artist: Sophie Hawthorne
    by artist: Galina Romanova
    in album: Sakura
      type: MusicAlbum
      date published: 2023-08-18
    isrc code: NL8RL2320256
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T02:11:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xed7aa278a2bd7862b91b20a18f69ae862f276db576e7bb41107c15a785d5814c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957124
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957124
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL8RL2320256
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:53:27Z
    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 0xed7aa278a2bd7862b91b20a18f69ae862f276db576e7bb41107c15a785d5814c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NL8RL2320256.
      date published: 2026-07-08T03:53:27Z
    audio: Sakura's Song of Spring
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 145.281
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Blossom Harmony
album: Castle on the Hill
album: The Real Her
album: Lost in Paris
album: Reflections of Solitude
album: Traumreise
album: The Nights
album: Dances of the Magyar
album: Nostalgic Rain Interlude

Blossom Harmony
type: MusicRecording
duration: PT1M24S
duration ms: 84996
explicit: false
by artist: Mikhail Smirnov
by artist: Ruby Ellington
by artist: Elizabeth Wentworth
in album: Sakura
  type: MusicAlbum
  date published: 2023-08-18
isrc code: NL8RL2320260
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T14:38:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x35d16a3ec30cac90873e372bf97a9e1ae284ed219f54832d6f4fd97feb11f63f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL8RL2320260
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35d16a3ec30cac90873e372bf97a9e1ae284ed219f54832d6f4fd97feb11f63f. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/NL8RL2320260.
  date published: 2026-07-02T05:09:12Z
audio: Blossom Harmony
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.891
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.608
  additional property: Energy
    type: PropertyValue
    value: 0.044
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.169
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.263
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.193
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Danceability
type: PropertyValue
value: 0.437

Energy
type: PropertyValue
value: 0.084

Speechiness
type: PropertyValue
value: 0.035

Acousticness
type: PropertyValue
value: 0.984

Instrumentalness
type: PropertyValue
value: 0.817

Liveness
type: PropertyValue
value: 0.082

Valence (Positivity)
type: PropertyValue
value: 0.202

Loudness (dB)
type: PropertyValue
value: -27.262

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Castle on the Hill
type: MusicAlbum
date published: 2023-09-29

The Real Her
type: MusicAlbum
date published: 2023-10-20

Lost in Paris
type: MusicAlbum
date published: 2023-09-01

Reflections of Solitude
type: MusicAlbum
date published: 2023-08-11

Traumreise
type: MusicAlbum
date published: 2023-09-08

The Nights
type: MusicAlbum
date published: 2023-10-13

Dances of the Magyar
type: MusicAlbum
date published: 2023-10-06

Nostalgic Rain Interlude
type: MusicAlbum
date published: 2023-08-25