Adalberto Álvarez y su Son
type: MusicGroup
genre: nueva trova
genre: salsa
genre: son cubano
genre: timba
popularity: 33
followers: 28168
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-12T21:20:00Z
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album: Non Stop Salsa Party
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  track: El Tembla
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      date published: 2002-01-01
    genre: salsa
    genre: timba
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T13:32:09Z
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  track: Esto te pone la Cabeza Mala
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T12:53:06Z
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album: Adalberto Alvarez Y Su Son - Grandes Exitos (Adalberto Alvarez Greatest Hits)
album: De Cuba Pa'l Mundo Entero
album: Sobre Tu Piel
album: Somos Latinos
album: A Bailar el Toca Toca
album: En vivo
album: Dale como es
album: A Mi Manera
album: Respeto Pa' los Mayores
album: Gozando en La Habana
album: The Classics Of Adalberto Alvarez y Su Son
album: Grandes exitos
album: Mi Linda Habanera
album: Para Bailar Casino
album: El Son de Adalberto Suena Cubano
album: Locos por el son
album: Caliente, Caliente
album: Fin de Semana
album: El Regreso de Maria
album: Hasta Feo Estoy Bonito
album: Pasado, Presente y Futuro
album: Los Buenos y los Malos
album: De Cuba Pa´l Mundo Entero
album: Love For Latin Rhythms: 100 Famous Classics And New Hits (Including Balada, Ai Se Eu Te Pego, Bachata, Salsa)
album: Añejo Carta de Oro: 100 Joyas de la Música Tradicional Cubana
album: Bailando en la Tropical
album: I Dance Cuban Salsa 2014 (Salsa y Timba Hits)
album: A Lo Cubano: Súper Hits Bailables, Vol. 1
album: Ahora En La Habana
album: Cuba Le Canta A Serrat - Vol. 2
album: Fiesta Caliente, Vol. 1
album: Fiesta Caliente, Vol. 2
album: Son para un Sonero: El Concierto (En Vivo)
album: I Love Cuba 2011
album: Bailables de Cuba, Vol. 2
album: Brisas de la Havana, Vol.1
album: The Real Cuban Music: Son (Remasterizado)
album: Cuba Canta a Pablo
album: Yanela Brooks Feat. Top Of Cuba

Liveness
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Loudness (dB)
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Adalberto Alvarez Y Su Son - Grandes Exitos (Adalberto Alvarez Greatest Hits)
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date published: 2007-05-29
track: Y Qué Tu Quieres Que Te Den
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Y Qué Tu Quieres Que Te Den
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De Cuba Pa'l Mundo Entero
type: MusicAlbum
date published: 2018-05-11

Sobre Tu Piel
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date published: 2015-10-19

Somos Latinos
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date published: 2015-08-24
track: Vivir Lo Nuestro
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    date published: 2015-08-24
  popularity: 21
  genre: son-cubano
  genre: timba
  genre: salsa-cubana
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
  audio: Vivir Lo Nuestro
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A Bailar el Toca Toca
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En vivo
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track: Y tu que quieres que te den
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:53:06Z
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Dale como es
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date published: 2014-01-23

A Mi Manera
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date published: 2013-12-09

Respeto Pa' los Mayores
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date published: 2013-08-15

Gozando en La Habana
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The Classics Of Adalberto Alvarez y Su Son
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date published: 2012-07-10

Grandes exitos
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date published: 2011-07-05

Mi Linda Habanera
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  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/ES6100678241
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b4d83fdf91e7ed273cb802f617e53278512d12c0f8e686fe9b5d1543a70f4ff. 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/ES6100678241.
    date published: 2026-06-13T15:41:10Z
  audio: Mi Linda Habanera
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.561
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.615
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
      value: 0.145
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.855
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.189
    additional property: Key Name
      type: PropertyValue
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    additional property: Mode Name
      type: PropertyValue
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track: Contrólate
  type: MusicRecording
  duration: PT5M14S
  duration ms: 314973
  explicit: false
  by artist: Adalberto Álvarez y su Son
  in album: Mi Linda Habanera
    type: MusicAlbum
    date published: 2005-01-01
  genre: son-cubano
  genre: timba
  genre: salsa-cubana
  isrc code: ES6100678247
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xa1bd6ab74603092aa07dd77c89d842509277745c88fc57025efd82eaab63daee
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  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/ES6100678247
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1bd6ab74603092aa07dd77c89d842509277745c88fc57025efd82eaab63daee. 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/ES6100678247.
    date published: 2026-07-02T03:55:08Z
  audio: Contrólate
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: ¿Y Qué Tú Quieres Que Te Den?
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  explicit: false
  by artist: Adalberto Álvarez y su Son
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    type: MusicAlbum
    date published: 2005-01-01
  genre: son-cubano
  genre: timba
  genre: salsa-cubana
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: ¿Y Qué Tú Quieres Que Te Den?

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/953513

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES6100678248

OTSTimestamp
type: PropertyValue
value: 2026-06-13T12:47:07Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea5ea297cce1e601add68d85766fb3771ab79b9029ff3491f7308bc0cf930177. 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/ES6100678248.
date published: 2026-06-13T12:47:07Z

¿Y Qué Tú Quieres Que Te Den?
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
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additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.567
additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Para Bailar Casino
type: MusicAlbum
date published: 2003-01-01
track: Para Bailar Casino
  type: MusicRecording
  duration: PT3M55S
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  explicit: false
  by artist: Adalberto Álvarez y su Son
  in album: Para Bailar Casino
    type: MusicAlbum
    date published: 2003-01-01
  genre: son-cubano
  genre: timba
  genre: salsa-cubana
  isrc code: ES6100678084
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfb0727eaf7bce9bf6535c4820b303fc12595510730da7645ac36d44e4923fcb4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  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/ES6100678084
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb0727eaf7bce9bf6535c4820b303fc12595510730da7645ac36d44e4923fcb4. 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/ES6100678084.
    date published: 2026-06-13T12:47:07Z
  audio: Para Bailar Casino
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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track: Deja La Mala Noche
  type: MusicRecording
  duration: PT5M14S
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  explicit: false
  by artist: Adalberto Álvarez y su Son
  in album: Para Bailar Casino
    type: MusicAlbum
    date published: 2003-01-01
  genre: son-cubano
  genre: timba
  genre: salsa-cubana
  isrc code: ES6100678087
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe24a632ba3d2fcd3499b60359e75e302149d3d8de587f1f53fe689d0860cdcdf
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  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/ES6100678087
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe24a632ba3d2fcd3499b60359e75e302149d3d8de587f1f53fe689d0860cdcdf. 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/ES6100678087.
    date published: 2026-06-13T12:53:06Z
  audio: Deja La Mala Noche
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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El Son de Adalberto Suena Cubano
type: MusicAlbum
date published: 2001-01-01

Locos por el son
type: MusicAlbum
date published: 1997-01-01

Caliente, Caliente
type: MusicAlbum
date published: 1995-01-01

Fin de Semana
type: MusicAlbum
date published: 1988-01-01

El Regreso de Maria
type: MusicAlbum
date published: 1987-01-01

Hasta Feo Estoy Bonito
type: MusicAlbum
date published: 2024-03-29
track: Hasta Feo Estoy Bonito
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243506
  explicit: false
  by artist: Maykel Blanco Y Su Salsa Mayor
  by artist: Adalberto Álvarez y su Son
  in album: Hasta Feo Estoy Bonito
    type: MusicAlbum
    date published: 2024-03-29
  genre: salsa
  genre: son-cubano
  genre: timba
  isrc code: QM4TX2486451
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2486451
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a16344eb593cc5f05b7e6c2f168170c6682628353d3229a9d972e1940a7beba. 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/QM4TX2486451.
    date published: 2026-06-13T12:53:06Z
  audio: Hasta Feo Estoy Bonito
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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Pasado, Presente y Futuro
type: MusicAlbum
date published: 2021-11-22

Los Buenos y los Malos
type: MusicAlbum
date published: 2018-03-30

De Cuba Pa´l Mundo Entero
type: MusicAlbum
date published: 2018-03-02

Love For Latin Rhythms: 100 Famous Classics And New Hits (Including Balada, Ai Se Eu Te Pego, Bachata, Salsa)
type: MusicAlbum
date published: 2012-10-16

Añejo Carta de Oro: 100 Joyas de la Música Tradicional Cubana
type: MusicAlbum
date published: 2013-05-09

Bailando en la Tropical
type: MusicAlbum
date published: 2011-01-01
track: Gozando en la Habana
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  duration: PT5M14S
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  explicit: false
  by artist: David Calzado y su Charanga Habanera
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    type: MusicAlbum
    date published: 2011-01-01
  popularity: 40
  genre: salsa
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2249faba8dc994110384195df39dbbfea51688307a5cf150bfd06082ab34674. 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/CUA021308973.
    date published: 2026-06-13T12:47:07Z
  audio: Gozando en la Habana
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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I Dance Cuban Salsa 2014 (Salsa y Timba Hits)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:53:06Z
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A Lo Cubano: Súper Hits Bailables, Vol. 1
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:53:06Z
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Ahora En La Habana
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
  audio: Cuando El Rio Suena
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Cuba Le Canta A Serrat - Vol. 2
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date published: 2007-03-26

Fiesta Caliente, Vol. 1
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
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Fiesta Caliente, Vol. 2
type: MusicAlbum
date published: 2015-07-06

Son para un Sonero: El Concierto (En Vivo)
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date published: 2020-08-28

I Love Cuba 2011
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Bailables de Cuba, Vol. 2
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date published: 2015-11-16
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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Brisas de la Havana, Vol.1
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The Real Cuban Music: Son (Remasterizado)
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Cuba Canta a Pablo
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    date published: 2026-06-13T15:41:10Z
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      value: 0.623
    additional property: Energy
      type: PropertyValue
      value: 0.318
    additional property: Speechiness
      type: PropertyValue
      value: 0.035
    additional property: Acousticness
      type: PropertyValue
      value: 0.905
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.151
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.303
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.549
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Yanela Brooks Feat. Top Of Cuba
type: MusicAlbum
date published: 2019-05-10