Nofrontera
type: MusicGroup
genre: organic house
popularity: 4
followers: 226
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb866c62551f8a1ca2ba62c89e20790f8cafce2b26e505654906c65a208cba9bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/98e71271-4651-4dfb-817f-1cb48d459b75.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/98e71271-4651-4dfb-817f-1cb48d459b75.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/98e71271-4651-4dfb-817f-1cb48d459b75
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
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 0xb866c62551f8a1ca2ba62c89e20790f8cafce2b26e505654906c65a208cba9bf. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/98e71271-4651-4dfb-817f-1cb48d459b75.json and https://artists.proofprofile.net/proofs/artist/98e71271-4651-4dfb-817f-1cb48d459b75.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
album: Le dernier voyage
  type: MusicAlbum
  date published: 2021-05-02
album: Dream
  type: MusicAlbum
  date published: 2021-05-02
album: Mantras
  type: MusicAlbum
  date published: 2021-05-02
album: Genesis
  type: MusicAlbum
  date published: 2021-05-02
album: Gaïa
  type: MusicAlbum
  date published: 2021-05-02
album: Natural
  type: MusicAlbum
  date published: 2021-05-02
album: Angkor
  type: MusicAlbum
  date published: 2021-05-02
album: Sinaï
  type: MusicAlbum
  date published: 2021-05-02
album: Inner Peace
  type: MusicAlbum
  date published: 2021-05-02
album: Independencia
  type: MusicAlbum
  date published: 2021-05-02
album: Chicago
  type: MusicAlbum
  date published: 2021-05-02
album: Navajo
  type: MusicAlbum
  date published: 2021-05-02
album: Chaplin
  type: MusicAlbum
  date published: 2021-05-02
album: Nesta
  type: MusicAlbum
  date published: 2021-05-02
album: Lauryn
  type: MusicAlbum
  date published: 2021-05-02
album: Lost in time
  type: MusicAlbum
  date published: 2021-05-02
album: Freedom
  type: MusicAlbum
  date published: 2021-05-02
album: Visions
  type: MusicAlbum
  date published: 2021-05-02
album: Taqsim
  type: MusicAlbum
  date published: 2021-05-02
album: Pachamama
  type: MusicAlbum
  date published: 2021-05-02
album: Phoenix
  type: MusicAlbum
  date published: 2021-05-11
album: Humanity
  type: MusicAlbum
  date published: 2021-06-08
album: Valhalla
  type: MusicAlbum
  date published: 2021-08-24
album: Storm
  type: MusicAlbum
  date published: 2021-09-23
album: Eternal
  type: MusicAlbum
  date published: 2021-11-21
album: Roots
  type: MusicAlbum
  date published: 2021-12-16
album: El vuelo
  type: MusicAlbum
  date published: 2022-01-04
album: Lakota
  type: MusicAlbum
  date published: 2022-01-20
album: Memories
  type: MusicAlbum
  date published: 2022-02-10
album: Elements
  type: MusicAlbum
  date published: 2022-10-23
album: Alma
  type: MusicAlbum
  date published: 2023-05-24
album: Semazen
  type: MusicAlbum
  date published: 2024-04-05
album: Mirage
  type: MusicAlbum
  date published: 2024-04-12
album: Wahiba
  type: MusicAlbum
  date published: 2024-04-19
album: Mizmar
  type: MusicAlbum
  date published: 2024-04-26
album: Astral
  type: MusicAlbum
  date published: 2024-05-03
album: Tales of Orient
  type: MusicAlbum
  date published: 2024-05-03
album: Tales of Orient (DJ Mix)
  type: MusicAlbum
  date published: 2024-06-02
album: Ajna
  type: MusicAlbum
  date published: 2025-03-20
album: Kumina
  type: MusicAlbum
  date published: 2025-04-20
  track: Kumina
    type: MusicRecording
    duration: PT4M56S
    duration ms: 296006
    explicit: false
    by artist: Nofrontera
    in album: Kumina
      type: MusicAlbum
      date published: 2025-04-20
    genre: organic house
    isrc code: US83Z2517147
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T19:42:49+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x53357cd697d980c19161dee020777af85b5ac72725611ab11dddd087040aacd2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956725
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956725
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z2517147
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T01:12:41Z
    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 0x53357cd697d980c19161dee020777af85b5ac72725611ab11dddd087040aacd2. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/US83Z2517147.
      date published: 2026-07-05T01:12:41Z
    audio: Kumina
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 90.007
      additional property: Musical Key
      additional property: Mode (Major/Minor)
      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: Barranco

Musical Key
type: PropertyValue
value: 4

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.699

Energy
type: PropertyValue
value: 0.849

Speechiness
type: PropertyValue
value: 0.052

Acousticness
type: PropertyValue
value: 0.197

Instrumentalness
type: PropertyValue
value: 0.797

Liveness
type: PropertyValue
value: 0.067

Valence (Positivity)
type: PropertyValue
value: 0.712

Loudness (dB)
type: PropertyValue
value: -9.027

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Barranco
type: MusicAlbum
date published: 2025-07-10