MSTR.FREI
type: MusicGroup
popularity: 12
followers: 263
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x41049edcb0026cc82271907dd0451004ff71e7725dfeb10656cebed6a16e4387
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953742
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b355754-298b-45a4-b58a-81fb88bfa5b9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9b355754-298b-45a4-b58a-81fb88bfa5b9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9b355754-298b-45a4-b58a-81fb88bfa5b9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T04:47:56Z
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 0x41049edcb0026cc82271907dd0451004ff71e7725dfeb10656cebed6a16e4387. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9b355754-298b-45a4-b58a-81fb88bfa5b9.json and https://artists.proofprofile.net/proofs/artist/9b355754-298b-45a4-b58a-81fb88bfa5b9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
album: Сукаданс
  type: MusicAlbum
  date published: 2020-06-02
album: Одинокие
  type: MusicAlbum
  date published: 2020-11-20
album: Одинокие (Remixes)
  type: MusicAlbum
  date published: 2020-12-18
album: Не поскользнись
  type: MusicAlbum
  date published: 2021-12-22
album: Gaslight
  type: MusicAlbum
  date published: 2022-03-04
album: Холодно
  type: MusicAlbum
  date published: 2022-05-20
album: Моряк
  type: MusicAlbum
  date published: 2022-09-02
album: Пётр
  type: MusicAlbum
  date published: 2023-02-23
album: NE ZNAL NIKOGDA
  type: MusicAlbum
  date published: 2023-09-01
  track: NE ZNAL NIKOGDA
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184041
    explicit: true
    by artist: MSTR.FREI
    in album: NE ZNAL NIKOGDA
      type: MusicAlbum
      date published: 2023-09-01
    isrc code: QZL5N2327687
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T16:13:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcea36e8afc66cc7dc420887ec581130f1fa9e9623267c9bd16e2c64b5c236028
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZL5N2327687
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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 0xcea36e8afc66cc7dc420887ec581130f1fa9e9623267c9bd16e2c64b5c236028. 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/QZL5N2327687.
      date published: 2026-07-05T19:27:56Z
    audio: NE ZNAL NIKOGDA
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 193.981
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.57
      additional property: Energy
        type: PropertyValue
        value: 0.802
      additional property: Speechiness
        type: PropertyValue
        value: 0.214
      additional property: Acousticness
        type: PropertyValue
        value: 0.073
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.185
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.334
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.071
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: MSTR.FREI
  type: MusicAlbum
  date published: 2023-09-15
album: Не в теме
  type: MusicAlbum
  date published: 2023-12-01
  track: Не в теме
    type: MusicRecording
    duration: PT2M36S
    duration ms: 156428
    explicit: false
    by artist: MSTR.FREI
    in album: Не в теме
      type: MusicAlbum
      date published: 2023-12-01
    isrc code: DGA0P2304137
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T17:27:57+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5b3076f66eac74ab5a8d1be25c84a578c8a70f8392d4a0ef7f03ce55af791949
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA0P2304137
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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 0x5b3076f66eac74ab5a8d1be25c84a578c8a70f8392d4a0ef7f03ce55af791949. 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/DGA0P2304137.
      date published: 2026-07-05T19:27:56Z
    audio: Не в теме
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 139.987
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
      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
album: Моряк (Speed Up)
album: Дико танцуй
album: Дико танцуй (Remixes)
album: Город влюблённых
album: Тот кто тебе больше не нравится
album: Отдых 24/7
album: Разбивай
album: Вороны
album: Не дали весны
album: SIRIX
album: HOUSE ZEN
album: Когда моряк на берегу
album: 2150318

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.672

Energy
type: PropertyValue
value: 0.985

Speechiness
type: PropertyValue
value: 0.083

Acousticness
type: PropertyValue
value: 0.003

Instrumentalness
type: PropertyValue
value: 0.456

Liveness
type: PropertyValue
value: 0.095

Valence (Positivity)
type: PropertyValue
value: 0.36

Loudness (dB)
type: PropertyValue
value: -6.389

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Minor

Моряк (Speed Up)
type: MusicAlbum
date published: 2023-12-29

Дико танцуй
type: MusicAlbum
date published: 2024-01-26

Дико танцуй (Remixes)
type: MusicAlbum
date published: 2024-03-22

Город влюблённых
type: MusicAlbum
date published: 2024-04-26

Тот кто тебе больше не нравится
type: MusicAlbum
date published: 2024-05-31

Отдых 24/7
type: MusicAlbum
date published: 2024-08-16
track: Отдых 24/7
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214666
  explicit: false
  by artist: MSTR.FREI
  in album: Отдых 24/7
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: DGA092404842
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T15:45:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8acfe97c22cf680ef7a647005dac15c17aff34b828c382e41e05d41119cc74b8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA092404842
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x8acfe97c22cf680ef7a647005dac15c17aff34b828c382e41e05d41119cc74b8. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/DGA092404842.
    date published: 2026-07-05T01:43:49Z
  audio: Отдых 24/7
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.005
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.636
    additional property: Energy
      type: PropertyValue
      value: 0.974
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.74
    additional property: Liveness
      type: PropertyValue
      value: 0.056
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.954
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.05
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Разбивай
type: MusicAlbum
date published: 2024-12-04

Вороны
type: MusicAlbum
date published: 2025-02-21

Не дали весны
type: MusicAlbum
date published: 2025-03-12

SIRIX
type: MusicAlbum
date published: 2025-04-02

HOUSE ZEN
type: MusicAlbum
date published: 2025-04-23

Когда моряк на берегу
type: MusicAlbum
date published: 2025-06-04

2150318
type: MusicAlbum
date published: 2025-08-29