Los Machucambos
type: MusicGroup
genre: cha cha cha
genre: latin folk
description: Los Machucambos was a music band formed in Paris in 1959. The two guitar players were Rafael Gayoso (from Spain), Milton Zapata (from Peru) and the singer was Julia Cortés (from Costa Rica) . In 1960
popularity: 26
followers: 5009
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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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 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
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  date published: 2026-06-12T19:24:56Z
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album: Vintage World Nº 41 - EPs Collectors "Felicidade"
  type: MusicAlbum
  date published: 1958-04-03
album: Vintage World Nº 61 - EPs Collectors, "Poncho De 4 Colores""
  type: MusicAlbum
  date published: 1958-07-04
album: Orfeu Negro: La chanson d'Orphée / Adieu tristesse (Mono Version)
  type: MusicAlbum
  date published: 1959-01-01
album: Folklore Mexicain (Mono Version)
  type: MusicAlbum
  date published: 1959-01-01
album: La Bamba / Duerme Negrito (Mono Version)
  type: MusicAlbum
  date published: 1959-01-01
album: Los Increíbles Machucambos
  type: MusicAlbum
  date published: 1959-02-10
  track: La Cucaracha
    type: MusicRecording
    duration: PT2M25S
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    by artist: Los Machucambos
    in album: Los Increíbles Machucambos
      type: MusicAlbum
      date published: 1959-02-10
    genre: cha cha cha
    genre: latin folk
    isrc code: DEUE12392467
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T23:18:11Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21402bdb38f56c91d168f082c7bf8656116af535134502d589d75cc6340effc1. Chain 2 (Bitcoin): anchored in block 958461 (2026-07-17T23:18:11Z), 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/DEUE12392467.
      date published: 2026-07-17T23:18:11Z
    audio: La Cucaracha
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      additional property: Tempo (BPM)
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      additional property: Mode (Major/Minor)
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        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: Liveness
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  track: Perfidia
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    by artist: Los Machucambos
    in album: Los Increíbles Machucambos
      type: MusicAlbum
      date published: 1959-02-10
    genre: cha cha cha
    genre: latin folk
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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 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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9fc37dc89f764b9d2628b0e050a073c4341c3d6476d0506a25b7bd2ddc88f1f. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUE12392468.
      date published: 2026-07-05T01:12:41Z
    audio: Perfidia
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      additional property: Danceability
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  track: El Otorrinolaringólogo
album: Pepito (Remastered 2024)
album: Vintage World Nº 82 - EPs Collectors, "Duerme Negrito"
album: Adiós Irene / Enamorada
album: Dos Horace de Balazos (Mono Version)
album: La chanson d'Orphée (Mono Version)
album: Duerme Negrito (Mono Version)
album: Os Bandeirantes (Mono Version)
album: La Petenera / Recuerdos de Ipacaray (Mono version)
album: Dos Horas de Balazos (Stereo Version)
album: Os Bandeirantes (Original Motion Picture Soundtrack, Mono Version)
album: No. 4 (Mono Version)
album: Pepito / Dimelo en Septiembre (Mono Version)
album: Vintage World No. 162 - EP: ¡Ay Pepito!
album: No.2
album: La Boa / Otorrino Laringologo (Mono Version)
album: Percussive Latin Trio
album: Aquella Rosa / Otorrino Laringologo (Mono Version)
album: La Cucaracha (Mono Version)
album: La Cucaracha / Contigo en la Distancia (Mono Version)
album: Dansez avec les Machucambos (Mono version)
album: No. 2 (Mono version)
album: Te Llevare a Madrid / Prodigioso
album: La Bamba
album: Cha Cha Chas (Mono Version)
album: Tangos (Mono Version)
album: Granada (Mono Version)
album: Tabou / Samba de uma Nota So (Mono Version)
album: El Choclo / Yira-Yira (Mono Version)
album: Granada / Perfidia (Mono Version)
album: Perversita (Mono Version)
album: Purito / El Silbido de Ese Tren (Mono Version)
album: Chico Cha Cha Cha / Teresita (Mono Version)
album: Alegre Pescador / Pépé (Mono Version)
album: Non monsieur / Fabulosa (Mono Version)
album: Cuando Calienta el Sol (Mono Version)
album: A Dubliu (Mono Version)
album: Cuando Calienta el Sol / Esperanza (Mono Version)
album: Dansez avec Los Machucambos - No. 2 (Mono Version)
album: Dansez avec les Machucambos, Vol. 2 (Stereo Version)
album: Dansez Avec Los Machucambos
album: Dansez Avec Les Machucambos N° 4
album: Chantent l'Argentine
album: La Cumbia
album: Los Machucambos À L'Olympia
album: Machucambos Today
album: Los Machucambos
album: Juegos Prohibidos
album: Tendres Années 60
album: The Very Best Of Los Machucambos
album: Soy De America Latina
album: Magico Mexico
album: Fabuloso!
album: Vuelve Junto a Mí, Ne me quitte pas
album: Greatest Hits Recorded Live
album: Pepito
album: Best of

Danceability
type: PropertyValue
value: 0.611

Energy
type: PropertyValue
value: 0.2

Speechiness
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value: 0.033

Acousticness
type: PropertyValue
value: 0.759

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.092

Valence (Positivity)
type: PropertyValue
value: 0.642

Loudness (dB)
type: PropertyValue
value: -14.777

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

El Otorrinolaringólogo
type: MusicRecording
duration: PT2M44S
duration ms: 164320
explicit: false
by artist: Los Machucambos
in album: Los Increíbles Machucambos
  type: MusicAlbum
  date published: 1959-02-10
genre: cha cha cha
genre: latin folk
isrc code: DEUE12392469
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-29T17:58:40+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEUE12392469
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
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 0xece378d580fe97cbf0b577cc5a68da8d54e709849844259a59f8793e5f0c0b34. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/DEUE12392469.
  date published: 2026-07-02T16:51:38Z
audio: El Otorrinolaringólogo
  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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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
    value: 0.811
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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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)
    type: PropertyValue
    value: -7.536
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Pepito (Remastered 2024)
type: MusicAlbum
date published: 1959-06-01

Vintage World Nº 82 - EPs Collectors, "Duerme Negrito"
type: MusicAlbum
date published: 1959-06-19

Adiós Irene / Enamorada
type: MusicAlbum
date published: 1959-12-01

Dos Horace de Balazos (Mono Version)
type: MusicAlbum
date published: 1960-01-01

La chanson d'Orphée (Mono Version)
type: MusicAlbum
date published: 1960-01-01

Duerme Negrito (Mono Version)
type: MusicAlbum
date published: 1960-01-01

Os Bandeirantes (Mono Version)
type: MusicAlbum
date published: 1960-01-01

La Petenera / Recuerdos de Ipacaray (Mono version)
type: MusicAlbum
date published: 1960-01-01

Dos Horas de Balazos (Stereo Version)
type: MusicAlbum
date published: 1960-01-01

Os Bandeirantes (Original Motion Picture Soundtrack, Mono Version)
type: MusicAlbum
date published: 1960-01-01

No. 4 (Mono Version)
type: MusicAlbum
date published: 1960-01-01

Pepito / Dimelo en Septiembre (Mono Version)
type: MusicAlbum
date published: 1960-01-01

Os Bandeirantes (Original Motion Picture Soundtrack, Mono Version)
type: MusicAlbum
date published: 1960-01-01

Vintage World No. 162 - EP: ¡Ay Pepito!
type: MusicAlbum
date published: 1960-02-11

No.2
type: MusicAlbum
date published: 1960-07-01

La Boa / Otorrino Laringologo (Mono Version)
type: MusicAlbum
date published: 1961-01-01

Percussive Latin Trio
type: MusicAlbum
date published: 1961-01-01

Aquella Rosa / Otorrino Laringologo (Mono Version)
type: MusicAlbum
date published: 1961-01-01

La Cucaracha (Mono Version)
type: MusicAlbum
date published: 1961-01-01

La Cucaracha / Contigo en la Distancia (Mono Version)
type: MusicAlbum
date published: 1961-01-01

Dansez avec les Machucambos (Mono version)
type: MusicAlbum
date published: 1961-01-01

No. 2 (Mono version)
type: MusicAlbum
date published: 1961-01-01

Te Llevare a Madrid / Prodigioso
type: MusicAlbum
date published: 1961-01-12

La Bamba
type: MusicAlbum
date published: 1961-05-20

Cha Cha Chas (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Tangos (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Granada (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Tabou / Samba de uma Nota So (Mono Version)
type: MusicAlbum
date published: 1962-01-01

El Choclo / Yira-Yira (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Granada / Perfidia (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Perversita (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Purito / El Silbido de Ese Tren (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Chico Cha Cha Cha / Teresita (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Alegre Pescador / Pépé (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Non monsieur / Fabulosa (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Cuando Calienta el Sol (Mono Version)
type: MusicAlbum
date published: 1962-01-01

A Dubliu (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Cuando Calienta el Sol / Esperanza (Mono Version)
type: MusicAlbum
date published: 1962-01-01

Dansez avec Los Machucambos - No. 2 (Mono Version)
type: MusicAlbum
date published: 1963-01-01

Dansez avec les Machucambos, Vol. 2 (Stereo Version)
type: MusicAlbum
date published: 1963-01-01

Dansez Avec Los Machucambos
type: MusicAlbum
date published: 1963-07-01
track: Otorrino Laringologo
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  by artist: Los Machucambos
  in album: Dansez Avec Los Machucambos
    type: MusicAlbum
    date published: 1963-07-01
  genre: cha cha cha
  genre: latin folk
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  additional property: CopyrightID
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  additional property: CopyrightRegisteredAt
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    value: 2026-07-20T11:03:08+00:00
  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T11:08:30Z
  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
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    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-20T11:08:30Z
  audio: Otorrino Laringologo
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    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    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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    additional property: Key Name
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Dansez Avec Les Machucambos N° 4
type: MusicAlbum
date published: 1964-07-01

Chantent l'Argentine
type: MusicAlbum
date published: 1966-07-01

La Cumbia
type: MusicAlbum
date published: 1971-06-01

Los Machucambos À L'Olympia
type: MusicAlbum
date published: 1971-07-01

Machucambos Today
type: MusicAlbum
date published: 1977-07-01

Los Machucambos
type: MusicAlbum
date published: 1978-07-01

Juegos Prohibidos
type: MusicAlbum
date published: 1996
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  type: MusicRecording
  duration: PT3M7S
  duration ms: 187106
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  in album: Juegos Prohibidos
    type: MusicAlbum
    date published: 1996
  genre: cha cha cha
  genre: latin folk
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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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
    value: https://blockstream.info/api/block-height/958631
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2111385
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T00:50:09Z
  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 0xc560062d0bfbe327b4c8fba964736304748dfbd1982039343f2757c6bb6280c9. Chain 2 (Bitcoin): anchored in block 958631 (2026-07-19T00:50:09Z), 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/ES71G2111385.
    date published: 2026-07-19T00:50:09Z
  audio: Juegos Prohibidos
    type: AudioObject
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    additional property: Danceability
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    additional property: Energy
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    additional property: Valence (Positivity)
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track: Que Nadie Sepa Mi Sufrir
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  genre: cha cha cha
  genre: latin folk
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2111386
  additional property: OTSTimestamp
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    value: 2026-07-16T12:43:37Z
  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x647ce0489577de15d3c0472d69480953969aeb995e1b0b0efa8f5ff4d09ae3f9. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/ES71G2111386.
    date published: 2026-07-16T12:43:37Z
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    additional property: Instrumentalness
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track: La Malagueña
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223066
  explicit: false
  by artist: Los Machucambos
  in album: Juegos Prohibidos
    type: MusicAlbum
    date published: 1996
  genre: cha cha cha
  genre: latin folk
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: La Malagueña

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956634

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2111391

OTSTimestamp
type: PropertyValue
value: 2026-07-04T10:04:33Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x082e916c81bb88b4f4fe22e2bee8aad6a461ec9941a9384f19bae8fbde35ecc2. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/ES71G2111391.
date published: 2026-07-04T10:04:33Z

La Malagueña
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
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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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Tendres Années 60
type: MusicAlbum
date published: 2006-01-01

The Very Best Of Los Machucambos
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date published: 2007-01-01
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  by artist: Los Machucambos
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    date published: 2007-01-01
  genre: cha cha cha
  genre: latin folk
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRY510778216
  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 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 0x33bb7e0feb275adf086fe2b260390d4815212941eb1b784e6d3a1cdbe6c0d9de. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/FRY510778216.
    date published: 2026-07-05T10:01:46Z
  audio: Guantanamera
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    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: Danceability
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track: Cucurrucucu
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  duration ms: 235440
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  by artist: Los Machucambos
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    type: MusicAlbum
    date published: 2007-01-01
  genre: cha cha cha
  genre: latin folk
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  additional property: CopyrightID
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRY510778221
  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 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 0xb2112af66d4e4b33efc32d10438f0c40bd803a7f375a038174b8f2c1a305c69b. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/FRY510778221.
    date published: 2026-07-19T12:24:55Z
  audio: Cucurrucucu
    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: 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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Soy De America Latina
type: MusicAlbum
date published: 2007-01-01

Magico Mexico
type: MusicAlbum
date published: 2007-01-01

Fabuloso!
type: MusicAlbum
date published: 2007-01-01

Vuelve Junto a Mí, Ne me quitte pas
type: MusicAlbum
date published: 2009

Greatest Hits Recorded Live
type: MusicAlbum
date published: 2009-01-01

Pepito
type: MusicAlbum
date published: 2009-01-16

Best of
type: MusicAlbum
date published: 2010-01-20

Best Of
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date published: 2010-01-20

The Best Of
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date published: 2010-01-22

El Mejor De Los Machucambos
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date published: 2010-05-25

Caminos de Libertad - Chansons libertaires d'Amérique Latine
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date published: 2010-12-16

Los Machucambos
type: MusicAlbum
date published: 2011

Pepito and The Very Best of
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date published: 2011-05-02

Adios
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date published: 2011-06-23

Adios
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date published: 2011-06-23

Amor Amor
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date published: 2011-07-06

The Very Best of Los Machucambos: Pepito
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date published: 2011-09-01

Percussive Latin Trio
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date published: 2012

7 merveilles de la musique: Los Machucambos
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date published: 2012-08-13

Pepito
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date published: 2012-08-31

Negra Maria Esther
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date published: 2012-08-31

Dimelo en Septiembre
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date published: 2012-09-06

Deluxe: Pepito
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date published: 2012-10-01
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  additional property: OTSVerificationAPI
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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 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
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    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7594c7465214614aeb435ef849ced8b0e151383727eeef2d631f72487396cde. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/FRM031231830.
    date published: 2026-07-16T12:43:37Z
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Percussive Latin Trio
type: MusicAlbum
date published: 2012-11-15

La Bamba
type: MusicAlbum
date published: 2013-02-15

Cuando calienta el sol
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Cuando Calienta el Sol
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date published: 2013-02-26

Best of los Machucambos
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Los Machucambos
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La Playa Colorada
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Brazil
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Los Machucambos chantent leurs grands succès (Les plus grandes chansons de l'époque)
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The Girl From Ipanema
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Latin Classics - Los Machucambos
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Mucho Machucambos
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15 Essentials of Los Machucambos (Mono Version)
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35 Essentials of Los Machucambos (Mono Version)
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La Petenera
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Top Latino Americano
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Essential Hits
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Perfidia
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Otorrino Laringologo
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La Bamba and More Classic Hits from Los Machucambos
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Perfidia & More Classic Hits from Los Machucambos
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Dansez Avec No. 2
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Granada
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Percussive Latin Trio
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La Parranda
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Enamorada
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Fabulosa
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Extraño
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Te Llevaré a Madrid
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Guantanamera
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Manana
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The Girl From Ipanema
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Los Machucambos Sus Primeros Éxitos
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Recuerdos de Iparacay (1957-1961)
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Recuerdos de Iparacay (1957-1961)
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Latin Classics
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Extraño / Asi Te Presenti
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Fuiste Lucero de la Noche / Fabulosa
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Pepito
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Músicas de Latino América
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Músicas de Latino América
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El Otorrinolaringólogo (Remastered)
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La Cucaracha (Remastered)
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Latinos de Paris - Cha Cha Cha Avec Los Machucambos
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Pepito (Remastered)
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Cuando Calienta el Sol (Remastered)
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Contigo en la Distancia (Remastered)
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Otorrino Laringólogo (Remastered)
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Hasta Siempre, Comandante
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Mambo Mucho Mambo
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La Cucaracha (Remastered)
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Macongo (Remastered)
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Negra María Esther (Remastered)
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Otorrino Laringólogo (Remastered)
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Pepito (Remastered)
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Dímelo en septiembre (Remastered)
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Cuando calienta el sol (Remastered)
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Contigo en la distancia (Remastered)
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Amor, amor (Remastered)
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Músicas de Latino América, Vol. 2
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La Bamba
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Pepito (Remastered)
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Pepito
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Exotic Latin Sounds & Rhythms - Los Machucambos' Tropical Classics
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