La Cantera
type: MusicGroup
genre: rap-espanol
popularity: 40
followers: 4354
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x21865048cb213d7bea8d7e9d7b5174ebb84ed011de997460de5b11f19ab284ed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/af1aa565-3aad-4a79-b1ad-a146708723d6.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/af1aa565-3aad-4a79-b1ad-a146708723d6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/af1aa565-3aad-4a79-b1ad-a146708723d6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x21865048cb213d7bea8d7e9d7b5174ebb84ed011de997460de5b11f19ab284ed","name":"La Cantera","registered_at":"2026-06-12T07:12:37Z","symbol":"NIM0224624","token_address":"0xbb63fffcb769dfe7060ee21f0da315ac190e8ed3","type":"artist","uuid":"af1aa565-3aad-4a79-b1ad-a146708723d6"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21865048cb213d7bea8d7e9d7b5174ebb84ed011de997460de5b11f19ab284ed. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/af1aa565-3aad-4a79-b1ad-a146708723d6.json and https://artists.proofprofile.net/proofs/artist/af1aa565-3aad-4a79-b1ad-a146708723d6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x21865048cb213d7bea8d7e9d7b5174ebb84ed011de997460de5b11f19ab284ed","name":"La Cantera","registered_at":"2026-06-12T07:12:37Z","symbol":"NIM0224624","token_address":"0xbb63fffcb769dfe7060ee21f0da315ac190e8ed3","type":"artist","uuid":"af1aa565-3aad-4a79-b1ad-a146708723d6"}
album: Growing Up
  type: MusicAlbum
  date published: 2023-04-18
album: La Presión
  type: MusicAlbum
  date published: 2022-09-29
album: Si No Estás
  type: MusicAlbum
  date published: 2022-06-06
album: Fuego Intenso
  type: MusicAlbum
  date published: 2022-05-24
album: Mátame
  type: MusicAlbum
  date published: 2022-04-12
album: Mi Tango
  type: MusicAlbum
  date published: 2022-04-03
album: Cigarrillo Apagado
  type: MusicAlbum
  date published: 2022-02-11
album: Déjame Hablar
  type: MusicAlbum
  date published: 2021-10-08
  track: Déjame Hablar
    type: MusicRecording
    duration: PT3M48S
    duration ms: 228314
    explicit: false
    by artist: Serko
    by artist: KHAAY
    by artist: La Cantera
    in album: Déjame Hablar
      type: MusicAlbum
      date published: 2021-10-08
    isrc code: USA2P2141521
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-10T07:38:22+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8a87701efd519e8d2d557ef76e785e084fd56b522bc710ff69124ad67e1b1c81
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 953520
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/953520
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA2P2141521
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T13:32:09Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a87701efd519e8d2d557ef76e785e084fd56b522bc710ff69124ad67e1b1c81. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USA2P2141521.
      date published: 2026-06-13T13:32:09Z
    audio: Déjame Hablar
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 111.842
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 6
      additional property: Danceability
        type: PropertyValue
        value: 0.555
      additional property: Energy
        type: PropertyValue
        value: 0.553
      additional property: Speechiness
        type: PropertyValue
        value: 0.186
      additional property: Acousticness
        type: PropertyValue
        value: 0.445
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.119
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.428
      additional property: Loudness (dB)
        type: PropertyValue
        value: -11.346
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Puro
  type: MusicAlbum
  date published: 2021-09-17
album: A Correr
  type: MusicAlbum
  date published: 2021-07-31
album: Al Cuello (Iker&Calero Vol. XI)
  type: MusicAlbum
  date published: 2020-10-09
  track: Al Cuello - Iker&Calero Vol. XI
    type: MusicRecording
    duration: PT2M51S
    duration ms: 171333
    explicit: false
    by artist: Calero LDN
    by artist: BOXINBOX
    by artist: La Cantera
    in album: Al Cuello (Iker&Calero Vol. XI)
      type: MusicAlbum
      date published: 2020-10-09
    isrc code: QMBZ92042845
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-23T12:36:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x52243ebb33ac7dd36ea01b32ec1ab1f8cab75d46c623ad7120f9a0349e166ab5
    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/QMBZ92042845
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:55:08Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52243ebb33ac7dd36ea01b32ec1ab1f8cab75d46c623ad7120f9a0349e166ab5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/QMBZ92042845.
      date published: 2026-07-02T03:55:08Z
    audio: Al Cuello - Iker&Calero Vol. XI
album: Mi Abu (Iker&Calero Vol. X)
album: A Pedazos
album: Espejo
album: Me noto distinto
album: Todo Va a Arder
album: Entre la Espada y Tu Piel
album: Olvidamos Ser Felices
album: Na de Na
album: Brindo
album: Todo Cambia
album: True Love
album: Ojalá
album: Desde Arriba
album: Piratas
album: Mar de Males
album: Generación Perdida
album: Te Lo Suplico
album: El Tiempo Pasa
album: Inicios
album: Pequeñito Corazón Gigante 2
album: Ando a Tientas
album: Hechos Pa' Sufrir
album: Once Again
album: Sueños y Pesadillas
album: Pequeñito Corazón Gigante
album: Me Mirabas Pero No Me Veías
album: Corazón Pagano
album: Ahora o Nunca
album: Me Doy Contra La Pared
album: Mi Demonio En Guardia

Al Cuello - Iker&Calero Vol. XI
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 131.576
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.777
additional property: Energy
  type: PropertyValue
  value: 0.382
additional property: Speechiness
  type: PropertyValue
  value: 0.231
additional property: Acousticness
  type: PropertyValue
  value: 0.403
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.105
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.26
additional property: Loudness (dB)
  type: PropertyValue
  value: -16.414
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Minor

Mi Abu (Iker&Calero Vol. X)
type: MusicAlbum
date published: 2020-06-28

A Pedazos
type: MusicAlbum
date published: 2020-05-29
track: A Pedazos
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160500
  explicit: false
  by artist: SWIT EME
  by artist: BOXINBOX
  by artist: La Cantera
  in album: A Pedazos
    type: MusicAlbum
    date published: 2020-05-29
  popularity: 17
  isrc code: QM6N22065324
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T08:35:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd823fc263f9dfa6190dc56bbae7eea60915a95c72a9ecbdd24b30eb395da8375
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6N22065324
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd823fc263f9dfa6190dc56bbae7eea60915a95c72a9ecbdd24b30eb395da8375. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM6N22065324.
    date published: 2026-07-02T03:30:09Z
  audio: A Pedazos
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 157.932
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.515
    additional property: Energy
      type: PropertyValue
      value: 0.737
    additional property: Speechiness
      type: PropertyValue
      value: 0.194
    additional property: Acousticness
      type: PropertyValue
      value: 0.248
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.081
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.297
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.454
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Espejo
type: MusicAlbum
date published: 2020-05-22
track: Espejo
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212223
  explicit: false
  by artist: La Cantera
  by artist: SDLH
  by artist: Paris Boy
  in album: Espejo
    type: MusicAlbum
    date published: 2020-05-22
  genre: rap-espanol
  isrc code: ES71G2024981
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T01:05:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5c49bac15762c07c739cc2a35b70bc8d3ccae8ae35bea07599af2a190a77ee58
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2024981
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c49bac15762c07c739cc2a35b70bc8d3ccae8ae35bea07599af2a190a77ee58. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/ES71G2024981.
    date published: 2026-07-02T03:30:09Z
  audio: Espejo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.597
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.773
    additional property: Energy
      type: PropertyValue
      value: 0.362
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.736
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.128
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.139
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.376
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Me noto distinto
type: MusicAlbum
date published: 2020-05-20
track: Me noto distinto
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195423
  explicit: false
  by artist: Mayo 214
  by artist: Fulston
  by artist: La Cantera
  in album: Me noto distinto
    type: MusicAlbum
    date published: 2020-05-20
  genre: urbano-espanol
  genre: rap-espanol
  isrc code: QM4TX2066377
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T10:45:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x021fef0e2a57a616c1f5fa004b4c03dac2daac4ca62d933dcca1bcd389436839
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953528
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2066377
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x021fef0e2a57a616c1f5fa004b4c03dac2daac4ca62d933dcca1bcd389436839. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QM4TX2066377.
    date published: 2026-06-13T15:41:10Z
  audio: Me noto distinto
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 112.967
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.703
    additional property: Energy
      type: PropertyValue
      value: 0.514
    additional property: Speechiness
      type: PropertyValue
      value: 0.098
    additional property: Acousticness
      type: PropertyValue
      value: 0.31
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.083
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.389
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.055
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Todo Va a Arder
type: MusicAlbum
date published: 2020-05-08
track: Todo Va a Arder
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151428
  explicit: false
  by artist: Mayo 214
  by artist: La Cantera
  by artist: Picasso
  in album: Todo Va a Arder
    type: MusicAlbum
    date published: 2020-05-08
  genre: urbano-espanol
  genre: rap-espanol
  isrc code: QM6MZ2091306
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T06:53:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf7172d34d373fb7450dff393e0c3d83ac38f3ce5dead7ff08664cdb8db6c81f3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ2091306
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7172d34d373fb7450dff393e0c3d83ac38f3ce5dead7ff08664cdb8db6c81f3. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/QM6MZ2091306.
    date published: 2026-06-13T13:32:09Z
  audio: Todo Va a Arder
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.11
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.705
    additional property: Energy
      type: PropertyValue
      value: 0.519
    additional property: Speechiness
      type: PropertyValue
      value: 0.849
    additional property: Acousticness
      type: PropertyValue
      value: 0.95
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.073
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.718
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.58
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Entre la Espada y Tu Piel
type: MusicAlbum
date published: 2020-05-08
track: Entre la Espada y Tu Piel
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149052
  explicit: false
  by artist: BOXINBOX
  by artist: SWIT EME
  by artist: La Cantera
  in album: Entre la Espada y Tu Piel
    type: MusicAlbum
    date published: 2020-05-08
  isrc code: QM6MZ2061784
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T13:39:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xada2e93d4761a2ede710177cce8b9d962a523a0a6114a35a2c85afa98f5cb44f
  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/QM6MZ2061784
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xada2e93d4761a2ede710177cce8b9d962a523a0a6114a35a2c85afa98f5cb44f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/QM6MZ2061784.
    date published: 2026-07-02T03:55:08Z
  audio: Entre la Espada y Tu Piel
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.509
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.742
    additional property: Energy
      type: PropertyValue
      value: 0.64
    additional property: Speechiness
      type: PropertyValue
      value: 0.153
    additional property: Acousticness
      type: PropertyValue
      value: 0.252
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.061
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.639
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.567
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Olvidamos Ser Felices
type: MusicAlbum
date published: 2020-05-01
track: Olvidamos Ser Felices
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215636
  explicit: false
  by artist: KHAAY
  by artist: La Cantera
  by artist: SDLH
  in album: Olvidamos Ser Felices
    type: MusicAlbum
    date published: 2020-05-01
  genre: rap-espanol
  isrc code: ES71G2019003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T09:11:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7fff1569a41f15aa0e4360dceff3636158050275a7951bff7ed8dd87294899fb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2019003
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fff1569a41f15aa0e4360dceff3636158050275a7951bff7ed8dd87294899fb. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/ES71G2019003.
    date published: 2026-06-13T12:53:06Z
  audio: Olvidamos Ser Felices
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.013
    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: 0.776
    additional property: Energy
      type: PropertyValue
      value: 0.537
    additional property: Speechiness
      type: PropertyValue
      value: 0.144
    additional property: Acousticness
      type: PropertyValue
      value: 0.722
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.089
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.518
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.622
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Na de Na
type: MusicAlbum
date published: 2020-03-27
track: Na de Na
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278100
  explicit: false
  by artist: Serko
  by artist: KHAAY
  by artist: La Cantera
  in album: Na de Na
    type: MusicAlbum
    date published: 2020-03-27
  popularity: 32
  isrc code: ES71G2014467
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:19:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x565f20a1a8082eb7bd75de261d7169f226c54e0d70cf6dd313221853cda41247
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953513
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2014467
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x565f20a1a8082eb7bd75de261d7169f226c54e0d70cf6dd313221853cda41247. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/ES71G2014467.
    date published: 2026-06-13T12:47:07Z
  audio: Na de Na
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.481
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.492
    additional property: Energy
      type: PropertyValue
      value: 0.622
    additional property: Speechiness
      type: PropertyValue
      value: 0.147
    additional property: Acousticness
      type: PropertyValue
      value: 0.673
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.113
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.422
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.542
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Brindo
type: MusicAlbum
date published: 2020-03-27
track: Brindo
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197187
  explicit: false
  by artist: Qosta
  by artist: La Cantera
  in album: Brindo
    type: MusicAlbum
    date published: 2020-03-27
  popularity: 16
  isrc code: ES71G2015228
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T18:41:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xce320256413df8f57376f20df8f7fb1dbb8f39d15135c97b4240e59616449094
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2015228
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce320256413df8f57376f20df8f7fb1dbb8f39d15135c97b4240e59616449094. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/ES71G2015228.
    date published: 2026-06-13T13:32:09Z
  audio: Brindo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.895
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.679
    additional property: Energy
      type: PropertyValue
      value: 0.785
    additional property: Speechiness
      type: PropertyValue
      value: 0.371
    additional property: Acousticness
      type: PropertyValue
      value: 0.647
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.117
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.521
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.822
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Todo Cambia
type: MusicAlbum
date published: 2020-03-13
track: Todo Cambia
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184955
  explicit: false
  by artist: XEFF
  by artist: Killah Man
  by artist: La Cantera
  in album: Todo Cambia
    type: MusicAlbum
    date published: 2020-03-13
  isrc code: QM4TX2042504
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T17:33:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6097e413f5e69665dc7bf74d31273851817d2756e951e2c0511db40dc9f39df7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2042504
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6097e413f5e69665dc7bf74d31273851817d2756e951e2c0511db40dc9f39df7. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM4TX2042504.
    date published: 2026-07-02T03:30:09Z
  audio: Todo Cambia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 165.54
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.697
    additional property: Energy
      type: PropertyValue
      value: 0.794
    additional property: Speechiness
      type: PropertyValue
      value: 0.174
    additional property: Acousticness
      type: PropertyValue
      value: 0.379
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.06
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.935
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.3
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

True Love
type: MusicAlbum
date published: 2020-03-06
track: True Love
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179043
  explicit: false
  by artist: Purini Madness
  by artist: La Cantera
  in album: True Love
    type: MusicAlbum
    date published: 2020-03-06
  genre: rap-espanol
  isrc code: ES71G2009455
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T10:36:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52e76f91313a943bfb9a2d628702da4b79ea251964001200cce8006ab7f8c46a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2009455
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52e76f91313a943bfb9a2d628702da4b79ea251964001200cce8006ab7f8c46a. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/ES71G2009455.
    date published: 2026-06-13T13:32:09Z
  audio: True Love
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.382
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.535
    additional property: Energy
      type: PropertyValue
      value: 0.646
    additional property: Speechiness
      type: PropertyValue
      value: 0.236
    additional property: Acousticness
      type: PropertyValue
      value: 0.485
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.381
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.531
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.379
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Ojalá
type: MusicAlbum
date published: 2020-02-29
track: Ojalá
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207428
  explicit: false
  by artist: La Cantera
  by artist: XEFF
  by artist: SWIT EME
  in album: Ojalá
    type: MusicAlbum
    date published: 2020-02-29
  genre: rap-espanol
  isrc code: QM4TX2008338
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T18:58:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc00d27dc41e96863da378e46df4a94a69d570516e17691027956b92fbaf52234
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2008338
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc00d27dc41e96863da378e46df4a94a69d570516e17691027956b92fbaf52234. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/QM4TX2008338.
    date published: 2026-06-13T13:32:09Z
  audio: Ojalá
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.323
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.755
    additional property: Energy
      type: PropertyValue
      value: 0.548
    additional property: Speechiness
      type: PropertyValue
      value: 0.225
    additional property: Acousticness
      type: PropertyValue
      value: 0.466
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.114
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.735
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.314
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Desde Arriba
type: MusicAlbum
date published: 2020-02-28
track: Desde Arriba
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243167
  explicit: false
  by artist: Doctore
  by artist: DJOKOBEATZ
  by artist: La Cantera
  in album: Desde Arriba
    type: MusicAlbum
    date published: 2020-02-28
  genre: rap-espanol
  isrc code: QM4TW2095918
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T11:46:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcfb786774c970109440ffca13aea69f10c1cab4493b97fc8f308edbb95c07ec6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2095918
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfb786774c970109440ffca13aea69f10c1cab4493b97fc8f308edbb95c07ec6. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM4TW2095918.
    date published: 2026-07-02T03:30:09Z
  audio: Desde Arriba
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 141.083
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.694
    additional property: Energy
      type: PropertyValue
      value: 0.476
    additional property: Speechiness
      type: PropertyValue
      value: 0.252
    additional property: Acousticness
      type: PropertyValue
      value: 0.849
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.106
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.7
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.933
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Piratas
type: MusicAlbum
date published: 2020-02-14

Mar de Males
type: MusicAlbum
date published: 2020-02-14
track: Mar de Males
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216555
  explicit: false
  by artist: Mayo 214
  by artist: La Cantera
  in album: Mar de Males
    type: MusicAlbum
    date published: 2020-02-14
  genre: urbano-espanol
  genre: rap-espanol
  isrc code: ES71G1924920
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:52:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7a122ebbfd67734d6ebda6b22ecafc20e3e7986620c5c8bbec9aeba4656e3249
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953513
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1924920
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a122ebbfd67734d6ebda6b22ecafc20e3e7986620c5c8bbec9aeba4656e3249. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/ES71G1924920.
    date published: 2026-06-13T12:47:07Z
  audio: Mar de Males
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.082
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.621
    additional property: Energy
      type: PropertyValue
      value: 0.453
    additional property: Speechiness
      type: PropertyValue
      value: 0.26
    additional property: Acousticness
      type: PropertyValue
      value: 0.918
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.202
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.209
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.916
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Generación Perdida
type: MusicAlbum
date published: 2019-12-13
track: Generación Perdida
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268851
  explicit: false
  by artist: XEFF
  by artist: La Cantera
  by artist: SWIT EME
  in album: Generación Perdida
    type: MusicAlbum
    date published: 2019-12-13
  isrc code: QMFME1962706
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T17:55:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe4c7ff2432b004f0de9147c493e158dc422168e54361afbc3cd3430327555e8c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFME1962706
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4c7ff2432b004f0de9147c493e158dc422168e54361afbc3cd3430327555e8c. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QMFME1962706.
    date published: 2026-06-13T12:53:06Z
  audio: Generación Perdida
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.776
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.75
    additional property: Energy
      type: PropertyValue
      value: 0.469
    additional property: Speechiness
      type: PropertyValue
      value: 0.112
    additional property: Acousticness
      type: PropertyValue
      value: 0.086
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.315
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.039
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.056
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Te Lo Suplico
type: MusicAlbum
date published: 2019-12-06
track: Te Lo Suplico
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171789
  explicit: false
  by artist: Calero LDN
  by artist: La Cantera
  in album: Te Lo Suplico
    type: MusicAlbum
    date published: 2019-12-06
  isrc code: QMFME1947855
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T16:41:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7590efb9879ee6ac5484c5f120062bbcfaa4eaf213f63aed15e4309785c42c2d
  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/QMFME1947855
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7590efb9879ee6ac5484c5f120062bbcfaa4eaf213f63aed15e4309785c42c2d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/QMFME1947855.
    date published: 2026-07-02T03:55:08Z
  audio: Te Lo Suplico
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.689
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.679
    additional property: Energy
      type: PropertyValue
      value: 0.627
    additional property: Speechiness
      type: PropertyValue
      value: 0.282
    additional property: Acousticness
      type: PropertyValue
      value: 0.009
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.123
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.199
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.828
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

El Tiempo Pasa
type: MusicAlbum
date published: 2019-09-02
track: El Tiempo Pasa
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240124
  explicit: false
  by artist: La Cantera
  by artist: SWIT EME
  by artist: Gordo Master
  in album: El Tiempo Pasa
    type: MusicAlbum
    date published: 2019-09-02
  genre: rap-espanol
  isrc code: QM7281945461
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T20:52:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb9643915e9a99edd0a2ddb58833cb70936629b836123642f4f738c85c19d3d43
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281945461
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9643915e9a99edd0a2ddb58833cb70936629b836123642f4f738c85c19d3d43. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM7281945461.
    date published: 2026-07-02T03:30:09Z
  audio: El Tiempo Pasa
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.823
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.456
    additional property: Energy
      type: PropertyValue
      value: 0.65
    additional property: Speechiness
      type: PropertyValue
      value: 0.117
    additional property: Acousticness
      type: PropertyValue
      value: 0.065
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.318
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.353
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.555
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Inicios
type: MusicAlbum
date published: 2019-08-30
track: Inicios
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153035
  explicit: false
  by artist: Killah Man
  by artist: La Cantera
  by artist: Zaidbreak
  in album: Inicios
    type: MusicAlbum
    date published: 2019-08-30
  isrc code: QM7281906554
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T16:39:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe25146085f9975dabd7abaa3caad5921f49272fa07bdcd6c5381ae9fab7f039a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281906554
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe25146085f9975dabd7abaa3caad5921f49272fa07bdcd6c5381ae9fab7f039a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM7281906554.
    date published: 2026-07-02T03:30:09Z
  audio: Inicios
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.573
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.775
    additional property: Energy
      type: PropertyValue
      value: 0.85
    additional property: Speechiness
      type: PropertyValue
      value: 0.066
    additional property: Acousticness
      type: PropertyValue
      value: 0.469
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.168
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.836
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.691
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Pequeñito Corazón Gigante 2
type: MusicAlbum
date published: 2019-07-12
track: Pequeñito Corazón Gigante 2
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215235
  explicit: false
  by artist: La Cantera
  by artist: SWIT EME
  in album: Pequeñito Corazón Gigante 2
    type: MusicAlbum
    date published: 2019-07-12
  genre: rap-espanol
  isrc code: QM6N21932747
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T07:48:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4ed4caa2f07b4a84d96ed1cb727763c9b3a542732fcb16cccedf8a20f0add16b
  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/QM6N21932747
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ed4caa2f07b4a84d96ed1cb727763c9b3a542732fcb16cccedf8a20f0add16b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/QM6N21932747.
    date published: 2026-07-02T03:55:08Z
  audio: Pequeñito Corazón Gigante 2
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.724
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.678
    additional property: Energy
      type: PropertyValue
      value: 0.502
    additional property: Speechiness
      type: PropertyValue
      value: 0.449
    additional property: Acousticness
      type: PropertyValue
      value: 0.366
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.15
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.589
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.935
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Ando a Tientas
type: MusicAlbum
date published: 2019-05-10
track: Ando a Tientas
  type: MusicRecording
  duration: PT3M29S
  duration ms: 209680
  explicit: false
  by artist: SWIT EME
  by artist: La Cantera
  in album: Ando a Tientas
    type: MusicAlbum
    date published: 2019-05-10
  isrc code: QM6MZ1966986
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T11:23:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x97f7e9c438d8c06db1e1e4994affdf7bcd8182a5b7e5f662298302de9ba10859
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1966986
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97f7e9c438d8c06db1e1e4994affdf7bcd8182a5b7e5f662298302de9ba10859. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM6MZ1966986.
    date published: 2026-07-02T03:30:09Z
  audio: Ando a Tientas
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.04
    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
      type: PropertyValue
      value: 0.664
    additional property: Energy
      type: PropertyValue
      value: 0.786
    additional property: Speechiness
      type: PropertyValue
      value: 0.277
    additional property: Acousticness
      type: PropertyValue
      value: 0.1
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.134
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.746
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.016
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

Hechos Pa' Sufrir
type: MusicAlbum
date published: 2019-04-26

Once Again
type: MusicAlbum
date published: 2019-03-29
track: Once Again
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222298
  explicit: false
  by artist: La Cantera
  by artist: SWIT EME
  by artist: Qosta
  in album: Once Again
    type: MusicAlbum
    date published: 2019-03-29
  genre: rap-espanol
  isrc code: ES71G1913433
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T22:34:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9f5185eade23200f3fbf0134257c5bc2dfcb333c37d98cbad33881c232ce307c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1913433
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f5185eade23200f3fbf0134257c5bc2dfcb333c37d98cbad33881c232ce307c. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/ES71G1913433.
    date published: 2026-06-13T13:32:09Z
  audio: Once Again
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.562
    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: 0.688
    additional property: Energy
      type: PropertyValue
      value: 0.488
    additional property: Speechiness
      type: PropertyValue
      value: 0.34
    additional property: Acousticness
      type: PropertyValue
      value: 0.834
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.263
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.874
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.65
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Sueños y Pesadillas
type: MusicAlbum
date published: 2018-12-22
track: Sueños y Pesadillas
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194399
  explicit: false
  by artist: La Cantera
  by artist: SWIT EME
  in album: Sueños y Pesadillas
    type: MusicAlbum
    date published: 2018-12-22
  genre: rap-espanol
  isrc code: ES71G1862511
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T15:09:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc8f4daeee51665c44979cc5744743260338c84268d8758d4db293855ed5005c9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953513
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1862511
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8f4daeee51665c44979cc5744743260338c84268d8758d4db293855ed5005c9. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/ES71G1862511.
    date published: 2026-06-13T12:47:07Z
  audio: Sueños y Pesadillas
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.964
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.704
    additional property: Energy
      type: PropertyValue
      value: 0.572
    additional property: Speechiness
      type: PropertyValue
      value: 0.301
    additional property: Acousticness
      type: PropertyValue
      value: 0.07
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.12
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.712
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.969
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Pequeñito Corazón Gigante
type: MusicAlbum
date published: 2018-12-22
track: Pequeñito Corazón Gigante
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242000
  explicit: false
  by artist: La Cantera
  by artist: SWIT EME
  in album: Pequeñito Corazón Gigante
    type: MusicAlbum
    date published: 2018-12-22
  genre: rap-espanol
  isrc code: ES71G1870253
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T20:13:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xadd2260097185fd30fc5481e6f90b15f275c883845f75316a9036ece0dc805f9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1870253
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xadd2260097185fd30fc5481e6f90b15f275c883845f75316a9036ece0dc805f9. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/ES71G1870253.
    date published: 2026-06-13T13:32:09Z
  audio: Pequeñito Corazón Gigante
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.366
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.626
    additional property: Energy
      type: PropertyValue
      value: 0.569
    additional property: Speechiness
      type: PropertyValue
      value: 0.334
    additional property: Acousticness
      type: PropertyValue
      value: 0.513
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.098
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.553
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.929
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Me Mirabas Pero No Me Veías
type: MusicAlbum
date published: 2018-12-22
track: Me Mirabas Pero No Me Veías
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200736
  explicit: false
  by artist: SWIT EME
  by artist: La Cantera
  by artist: KHAAY
  in album: Me Mirabas Pero No Me Veías
    type: MusicAlbum
    date published: 2018-12-22
  isrc code: ES71G1864225
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T12:24:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8c71f05556fde72054891cdf1d5396ecdcbfbaf0b9acaa4a1ac0f16a660dc6af
  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/ES71G1864225
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c71f05556fde72054891cdf1d5396ecdcbfbaf0b9acaa4a1ac0f16a660dc6af. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/ES71G1864225.
    date published: 2026-07-02T03:55:08Z
  audio: Me Mirabas Pero No Me Veías
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.62
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.532
    additional property: Energy
      type: PropertyValue
      value: 0.565
    additional property: Speechiness
      type: PropertyValue
      value: 0.387
    additional property: Acousticness
      type: PropertyValue
      value: 0.502
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.287
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.787
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.938
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Corazón Pagano
type: MusicAlbum
date published: 2018-12-14

Ahora o Nunca
type: MusicAlbum
date published: 2018-12-06
track: Ahora o Nunca
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154298
  explicit: false
  by artist: Qosta
  by artist: La Cantera
  in album: Ahora o Nunca
    type: MusicAlbum
    date published: 2018-12-06
  isrc code: ES71G1881544
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T11:04:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x53e16d19b5ca1bda0acba2edbb091335940a98462446320dbde12a5e4fcd88c3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G1881544
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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type: MusicAlbum
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