Seyf
type: MusicGroup
genre: turkish hip hop
popularity: 7
followers: 51
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfd04169ec0648532535d2b4d0d6fb4b52a5dc3b676e06e7dc09301ef982a71d7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff374dd7-f6f5-468c-9788-8d417950580d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff374dd7-f6f5-468c-9788-8d417950580d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ff374dd7-f6f5-468c-9788-8d417950580d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
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 0xfd04169ec0648532535d2b4d0d6fb4b52a5dc3b676e06e7dc09301ef982a71d7. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ff374dd7-f6f5-468c-9788-8d417950580d.json and https://artists.proofprofile.net/proofs/artist/ff374dd7-f6f5-468c-9788-8d417950580d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
album: Başımla Beraber
  type: MusicAlbum
  date published: 2019-10-16
  track: Başımla Beraber
    type: MusicRecording
    duration: PT3M29S
    duration ms: 209999
    explicit: false
    by artist: Seyf
    in album: Başımla Beraber
      type: MusicAlbum
      date published: 2019-10-16
    genre: turkish hip hop
    isrc code: FR96X1985532
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T18:05:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfaff9beaf862e161675c476a06db76d414fbf82fa86fa1db1f03bc04db6684a4
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956576
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956576
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR96X1985532
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T02:06:47Z
    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 0xfaff9beaf862e161675c476a06db76d414fbf82fa86fa1db1f03bc04db6684a4. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/FR96X1985532.
      date published: 2026-07-04T02:06:47Z
    audio: Başımla Beraber
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.976
      additional property: Musical Key
        type: PropertyValue
        value: 6
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.651
      additional property: Energy
        type: PropertyValue
        value: 0.604
      additional property: Speechiness
        type: PropertyValue
        value: 0.155
      additional property: Acousticness
        type: PropertyValue
        value: 0.041
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.076
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.298
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.41
      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Başımla Beraber
  type: MusicAlbum
  date published: 2019-10-16
album: Değişim
  type: MusicAlbum
  date published: 2022-07-15
  track: Değişim
    type: MusicRecording
    duration: PT2M50S
    duration ms: 170425
    explicit: false
    by artist: Seyf
    in album: Değişim
      type: MusicAlbum
      date published: 2022-07-15
    genre: turkish hip hop
    isrc code: TRBUL2200037
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T04:15:56+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xaa81bfb89d78204f8f62976052b171c2cb917cfaf3f838a5171f64a5233ffaba
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956474
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956474
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TRBUL2200037
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T08:56:35Z
    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 0xaa81bfb89d78204f8f62976052b171c2cb917cfaf3f838a5171f64a5233ffaba. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/TRBUL2200037.
      date published: 2026-07-03T08:56:35Z
    audio: Değişim
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 171.94
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.727
      additional property: Energy
        type: PropertyValue
        value: 0.59
      additional property: Speechiness
        type: PropertyValue
        value: 0.065
      additional property: Acousticness
        type: PropertyValue
        value: 0.233
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.008
      additional property: Liveness
        type: PropertyValue
        value: 0.142
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Осколки
album: Девочка Pain
album: Hey
album: Ожидания
album: Странные
album: Твои глаза
album: Научи
album: Sorry Days
album: Сумасшедшая
album: Холод в груди
album: В темноте
album: Дом

Valence (Positivity)
type: PropertyValue
value: 0.366

Loudness (dB)
type: PropertyValue
value: -6.105

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Осколки
type: MusicAlbum
date published: 2024-06-16

Девочка Pain
type: MusicAlbum
date published: 2024-06-29

Hey
type: MusicAlbum
date published: 2024-07-25

Ожидания
type: MusicAlbum
date published: 2024-09-27

Странные
type: MusicAlbum
date published: 2024-10-25

Твои глаза
type: MusicAlbum
date published: 2024-11-22

Научи
type: MusicAlbum
date published: 2024-12-06

Sorry Days
type: MusicAlbum
date published: 2024-12-21

Сумасшедшая
type: MusicAlbum
date published: 2025-06-13

Холод в груди
type: MusicAlbum
date published: 2025-06-14

В темноте
type: MusicAlbum
date published: 2025-08-29

Дом
type: MusicAlbum
date published: 2025-09-22