Juan Espinoza
type: MusicGroup
genre: corrido
genre: corridos bélicos
popularity: 32
followers: 745
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cf98992a72cdf251d9d445b00b0fb3b01fc4d75201698e3bdb616461b3ce6c4. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3ca48a0d-8792-4957-8010-0d21483f22f6.json and https://artists.proofprofile.net/proofs/artist/3ca48a0d-8792-4957-8010-0d21483f22f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
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album: Bendecido HM
  type: MusicAlbum
  date published: 2021-05-14
album: Me Extraño
  type: MusicAlbum
  date published: 2021-10-01
album: Tiempo Caminado
  type: MusicAlbum
  date published: 2022-01-14
album: Más adelante
  type: MusicAlbum
  date published: 2022-04-08
album: Apareciste
  type: MusicAlbum
  date published: 2022-07-21
album: El De Las Arenas
  type: MusicAlbum
  date published: 2022-09-14
album: El Jei
  type: MusicAlbum
  date published: 2022-10-27
album: Contigo Sin Ti
  type: MusicAlbum
  date published: 2023-02-26
album: Progresando
  type: MusicAlbum
  date published: 2023-06-23
album: La Suelita Roja
  type: MusicAlbum
  date published: 2023-08-25
album: Gavilan III
  type: MusicAlbum
  date published: 2023-10-07
album: Caras Vemos
  type: MusicAlbum
  date published: 2024-01-17
album: Alegre Y Acelerado
  type: MusicAlbum
  date published: 2024-03-05
album: El Joker
  type: MusicAlbum
  date published: 2024-10-26
album: El Joker (En Vivo)
  type: MusicAlbum
  date published: 2024-10-30
album: Los Presidentes
  type: MusicAlbum
  date published: 2024-11-10
  track: Los Presidentes
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    duration: PT3M10S
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    by artist: Juan Espinoza
    in album: Los Presidentes
      type: MusicAlbum
      date published: 2024-11-10
    genre: corrido
    genre: corridos bélicos
    isrc code: SE6SA2432679
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1258e1dba4fa5c9ffb9062afa9471e4428b98ef92d8e2e4b9fccafe4d5147c16. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/SE6SA2432679.
      date published: 2026-07-04T11:19:20Z
    audio: Los Presidentes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.767
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        type: PropertyValue
        value: 1
      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: Instrumentalness
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      additional property: Liveness
        type: PropertyValue
        value: 0.143
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.775
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.109
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: La Esquina
  type: MusicAlbum
  date published: 2024-11-23
  track: La Esquina
    type: MusicRecording
    duration: PT2M41S
    duration ms: 161000
    explicit: false
    by artist: Juan Espinoza
    in album: La Esquina
      type: MusicAlbum
      date published: 2024-11-23
    genre: corrido
    genre: corridos bélicos
    isrc code: SE6SA2408027
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    subject of: OpenTimestamps Proof of Existence
    audio: La Esquina
album: A tu lado
album: Enraizada En Mi Corazón
album: EL VD
album: Sé Que Te Gusta La Acción (Sqtgla)
album: The Call
album: El Refuego

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/958489

OTSVerificationAPI
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OTSTimestamp
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value: 2026-07-18T04:13:26Z

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 0xb829e5e080356d18fafad0e30f73aa9ea9bc3736235af47135486e8bff121bea. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/SE6SA2408027.
date published: 2026-07-18T04:13:26Z

La Esquina
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 90.091
additional property: Musical Key
  type: PropertyValue
  value: 11
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.734
additional property: Energy
  type: PropertyValue
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additional property: Speechiness
  type: PropertyValue
  value: 0.226
additional property: Acousticness
  type: PropertyValue
  value: 0.019
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.197
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.722
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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A tu lado
type: MusicAlbum
date published: 2025-02-07

Enraizada En Mi Corazón
type: MusicAlbum
date published: 2025-02-21

EL VD
type: MusicAlbum
date published: 2025-03-07

Apareciste
type: MusicAlbum
date published: 2025-03-21

Sé Que Te Gusta La Acción (Sqtgla)
type: MusicAlbum
date published: 2025-04-17

The Call
type: MusicAlbum
date published: 2025-06-05
track: The Call
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183978
  explicit: false
  by artist: Juan Espinoza
  in album: The Call
    type: MusicAlbum
    date published: 2025-06-05
  genre: corrido
  genre: corridos bélicos
  isrc code: TCAJS2520617
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T06:57:12Z
  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 0x0c128bc09e47fa813941f00e89c4745512e09215cd34496ab9035a5f684b7993. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/TCAJS2520617.
    date published: 2026-07-15T06:57:12Z
  audio: The Call
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 96.858
    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: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.632
    additional property: Energy
      type: PropertyValue
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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
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.883
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

El Refuego
type: MusicAlbum
date published: 2025-07-03