Nefo
type: MusicGroup
genre: turkish hip hop
popularity: 15
followers: 7637
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcbbe0f40bfa1d43e0bb5a0977968c92f8198189e1eab2d5908d964b8d3afc9c3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953660
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953660
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5563e654-b2b7-4e7a-97e6-8b27bd6476a0.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5563e654-b2b7-4e7a-97e6-8b27bd6476a0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5563e654-b2b7-4e7a-97e6-8b27bd6476a0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T17:20:01Z
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 0xcbbe0f40bfa1d43e0bb5a0977968c92f8198189e1eab2d5908d964b8d3afc9c3. Chain 2 (Bitcoin): anchored in block 953660 (2026-06-14T17:20:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5563e654-b2b7-4e7a-97e6-8b27bd6476a0.json and https://artists.proofprofile.net/proofs/artist/5563e654-b2b7-4e7a-97e6-8b27bd6476a0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T17:20:01Z
album: Gece İki
  type: MusicAlbum
  date published: 2019-05-29
  track: Gece İki
    type: MusicRecording
    duration: PT2M28S
    duration ms: 148376
    explicit: true
    by artist: Nefo
    in album: Gece İki
      type: MusicAlbum
      date published: 2019-05-29
    genre: turkish hip hop
    isrc code: USLZJ1914607
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T01:31:08+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4bc640f9ad0f4ebd69c3a6bef0435d307ad5569fdd5dbb24111b717bea809b1f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958805
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958805
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLZJ1914607
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T02:22:58Z
    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 0x4bc640f9ad0f4ebd69c3a6bef0435d307ad5569fdd5dbb24111b717bea809b1f. Chain 2 (Bitcoin): anchored in block 958805 (2026-07-20T02:22:58Z), 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/USLZJ1914607.
      date published: 2026-07-20T02:22:58Z
    audio: Gece İki
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.963
      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: 0.793
      additional property: Energy
        type: PropertyValue
        value: 0.364
      additional property: Speechiness
        type: PropertyValue
        value: 0.365
      additional property: Acousticness
        type: PropertyValue
        value: 0.443
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.099
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.31
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.072
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Gece İki
  type: MusicAlbum
  date published: 2019-05-29
album: Caddeler Sıkar
  type: MusicAlbum
  date published: 2019-08-06
album: Bilemezler
  type: MusicAlbum
  date published: 2019-08-19
album: Karanlık Olmadan
  type: MusicAlbum
  date published: 2019-09-19
album: Şaşırır İnsan
  type: MusicAlbum
  date published: 2019-11-03
album: Rahat
  type: MusicAlbum
  date published: 2019-11-13
album: Yalan
  type: MusicAlbum
  date published: 2020-01-24
album: Real
  type: MusicAlbum
  date published: 2020-05-25
album: İçmekten Ölmem
  type: MusicAlbum
  date published: 2020-12-11
album: Nefoproblemo
  type: MusicAlbum
  date published: 2021-01-22
album: Yanıldım
  type: MusicAlbum
  date published: 2021-12-31
album: Ölsen de
  type: MusicAlbum
  date published: 2022-04-22
  track: Ölsen de
    type: MusicRecording
    duration: PT2M31S
    duration ms: 151401
    explicit: false
    by artist: Nefo
    in album: Ölsen de
      type: MusicAlbum
      date published: 2022-04-22
    genre: turkish hip hop
    isrc code: TR0012200173
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T06:50:03+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x26a635ab4f310163f392fd466ddcbd964d5e5ba3dac7ef709a3076e765fcd3a1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958380
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958380
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TR0012200173
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T07:07:02Z
    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 0x26a635ab4f310163f392fd466ddcbd964d5e5ba3dac7ef709a3076e765fcd3a1. Chain 2 (Bitcoin): anchored in block 958380 (2026-07-17T07:07:02Z), 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/TR0012200173.
      date published: 2026-07-17T07:07:02Z
    audio: Ölsen de
album: Tek Bir Mermim Var

Ölsen de
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 107.024
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.597
additional property: Energy
  type: PropertyValue
  value: 0.851
additional property: Speechiness
  type: PropertyValue
  value: 0.034
additional property: Acousticness
  type: PropertyValue
  value: 0.01
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.1
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.1
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.335
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Tek Bir Mermim Var
type: MusicAlbum
date published: 2022-08-12
track: Tek Bir Mermim Var
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232307
  explicit: false
  by artist: Nefo
  in album: Tek Bir Mermim Var
    type: MusicAlbum
    date published: 2022-08-12
  genre: turkish hip hop
  isrc code: TR0012200406
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T17:57:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x615b4496bc1437d2c3dd9bab7204a0c002b377de4d51000f6129669d5c5d5f84
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958185
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958185
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TR0012200406
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T18:19:04Z
  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 0x615b4496bc1437d2c3dd9bab7204a0c002b377de4d51000f6129669d5c5d5f84. Chain 2 (Bitcoin): anchored in block 958185 (2026-07-15T18:19:04Z), 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/TR0012200406.
    date published: 2026-07-15T18:19:04Z
  audio: Tek Bir Mermim Var
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 155.994
    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: 0.524
    additional property: Energy
      type: PropertyValue
      value: 0.657
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.143
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.679
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.046
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.106
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor