Grupo Primer Grado
type: MusicGroup
genre: corrido
genre: corridos bélicos
popularity: 36
followers: 3916
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x043a5f2c4f2888a08e47c7681568098754f5446ce04d099236af18f7c9876b4b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/359841f3-c6c5-458b-932a-ce2231917648.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/359841f3-c6c5-458b-932a-ce2231917648.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/359841f3-c6c5-458b-932a-ce2231917648
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x043a5f2c4f2888a08e47c7681568098754f5446ce04d099236af18f7c9876b4b","name":"Grupo Primer Grado","registered_at":"2026-06-12T15:14:41Z","symbol":"NIM0068804","token_address":"0xa1f6d00a1d63727e53e68576f655470f8ae36f45","type":"artist","uuid":"359841f3-c6c5-458b-932a-ce2231917648"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x043a5f2c4f2888a08e47c7681568098754f5446ce04d099236af18f7c9876b4b. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/359841f3-c6c5-458b-932a-ce2231917648.json and https://artists.proofprofile.net/proofs/artist/359841f3-c6c5-458b-932a-ce2231917648.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x043a5f2c4f2888a08e47c7681568098754f5446ce04d099236af18f7c9876b4b","name":"Grupo Primer Grado","registered_at":"2026-06-12T15:14:41Z","symbol":"NIM0068804","token_address":"0xa1f6d00a1d63727e53e68576f655470f8ae36f45","type":"artist","uuid":"359841f3-c6c5-458b-932a-ce2231917648"}
album: Te Entregue Mi Corazon
  type: MusicAlbum
  date published: 2018-10-04
album: Aumentando de Grado
  type: MusicAlbum
  date published: 2018-10-05
  track: Los Dos Primos
    type: MusicRecording
    duration: PT2M13S
    duration ms: 133015
    explicit: false
    by artist: Grupo Primer Grado
    in album: Aumentando de Grado
      type: MusicAlbum
      date published: 2018-10-05
    genre: corrido
    genre: corridos bélicos
    isrc code: UST8K1875780
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T01:30:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x204e758fcc7c88c88de70a175165347ef71437b05b79ff254a035cc236aec523
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956639
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1875780
    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 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 0x204e758fcc7c88c88de70a175165347ef71437b05b79ff254a035cc236aec523. 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/UST8K1875780.
      date published: 2026-07-04T11:19:20Z
    audio: Los Dos Primos
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.766
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.635
      additional property: Energy
        type: PropertyValue
        value: 0.641
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.192
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.098
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.886
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.351
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Verde en el Papel
  type: MusicAlbum
  date published: 2020-04-20
album: En Vivo Desde Numaran (En vivo)
  type: MusicAlbum
  date published: 2021-01-05
album: Como Un Cangrejo
  type: MusicAlbum
  date published: 2021-03-29
album: Barbones A La Bola
  type: MusicAlbum
  date published: 2021-04-12
album: Yo Empece De 0
  type: MusicAlbum
  date published: 2021-04-12
  track: Yo Empece De 0
    type: MusicRecording
    duration: PT2M34S
    duration ms: 154816
    explicit: false
    by artist: Grupo Primer Grado
    in album: Yo Empece De 0
      type: MusicAlbum
      date published: 2021-04-12
    genre: corrido
    genre: corridos bélicos
    isrc code: US3DF2114495
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T14:09:33+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6698ba4dce0cec7a7f4389fdaee478a715c2a35c6469f4445bb3d815481d0a76
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956545
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956545
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2114495
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    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 0x6698ba4dce0cec7a7f4389fdaee478a715c2a35c6469f4445bb3d815481d0a76. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/US3DF2114495.
      date published: 2026-07-03T19:59:51Z
    audio: Yo Empece De 0
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 77.708
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Nos Va Bien
album: Por Estar Conmigo
album: Te Amo
album: La Verde Les Dio Verdes
album: El Gordo Bromas
album: El Naipe
album: Otro Derby Mas
album: El Campesino
album: Al Estilo Robin Hood
album: El Freddy (En Vivo)
album: Desde Numuran Vol. 2
album: Hoy Merezco (En Vivo)
album: Andamos Patrullando (En Vivo)
album: Yo Soy Trailero (En Vivo)
album: No Me Despedí (En Vivo)
album: No Se Ha Dado Cuenta
album: Tu De Que Vas
album: Simplemente Amigos (En Vivo Desde El Auditorio Telmex)
album: No Hay Rencor
album: El Ricardito (En Vivo Desde El Auditorio Telmex)
album: Prometiste (En Vivo Desde El Auditorio Telmex)
album: Yo Brillo
album: Ya Verán
album: De Nuevo Al Rancho
album: Tu Piñita
album: De Profesión Gallero
album: El Freddie
album: El Afro Frostix
album: Yo Soy Trailero
album: Hoy Merezco
album: El Ricardito
album: Mis Amigos
album: El Chinchao
album: Por Mujeres Como Tù
album: A Que Me Quedo Contigo
album: La Mosquita
album: La Mujer Perfecta
album: Los Ventura
album: Que Lloro
album: La Llamada
album: Navidad Sin Ti
album: En Eso No Quedamos Corazón
album: Nueva Vida
album: Hasta Que Me Olvides
album: Pal Amor Soy Malo
album: Otro Derby Más
album: En El Palenque
album: Fan #1
album: Gente Mitotera
album: Mi Sueño
album: Mi Casi Algo
album: Lo Sospeché
album: El Cochiloco
album: Lo Tengo Todo
album: La Vida Es Una
album: Mi Lugar Favorito

Danceability
type: PropertyValue
value: 0.519

Energy
type: PropertyValue
value: 0.711

Speechiness
type: PropertyValue
value: 0.212

Acousticness
type: PropertyValue
value: 0.405

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.124

Valence (Positivity)
type: PropertyValue
value: 0.901

Loudness (dB)
type: PropertyValue
value: -5.413

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Nos Va Bien
type: MusicAlbum
date published: 2021-04-20

Por Estar Conmigo
type: MusicAlbum
date published: 2021-05-17

Te Amo
type: MusicAlbum
date published: 2021-06-15

La Verde Les Dio Verdes
type: MusicAlbum
date published: 2021-07-05

El Gordo Bromas
type: MusicAlbum
date published: 2021-07-26

El Naipe
type: MusicAlbum
date published: 2021-08-02

Otro Derby Mas
type: MusicAlbum
date published: 2021-08-17

El Campesino
type: MusicAlbum
date published: 2021-09-13

Al Estilo Robin Hood
type: MusicAlbum
date published: 2022-01-08

El Freddy (En Vivo)
type: MusicAlbum
date published: 2022-02-16

Desde Numuran Vol. 2
type: MusicAlbum
date published: 2022-04-08

Hoy Merezco (En Vivo)
type: MusicAlbum
date published: 2022-05-02

Andamos Patrullando (En Vivo)
type: MusicAlbum
date published: 2022-05-02

Yo Soy Trailero (En Vivo)
type: MusicAlbum
date published: 2022-05-03

No Me Despedí (En Vivo)
type: MusicAlbum
date published: 2022-10-01

No Se Ha Dado Cuenta
type: MusicAlbum
date published: 2022-12-01

Por Estar Conmigo
type: MusicAlbum
date published: 2022-12-16

Tu De Que Vas
type: MusicAlbum
date published: 2022-12-16

Simplemente Amigos (En Vivo Desde El Auditorio Telmex)
type: MusicAlbum
date published: 2022-12-26

No Hay Rencor
type: MusicAlbum
date published: 2022-12-29

El Ricardito (En Vivo Desde El Auditorio Telmex)
type: MusicAlbum
date published: 2023-01-08

Prometiste (En Vivo Desde El Auditorio Telmex)
type: MusicAlbum
date published: 2023-02-01

Yo Brillo
type: MusicAlbum
date published: 2023-02-07

Ya Verán
type: MusicAlbum
date published: 2023-03-01
track: Ya Verán
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213200
  explicit: false
  by artist: Grupo Primer Grado
  in album: Ya Verán
    type: MusicAlbum
    date published: 2023-03-01
  genre: corrido
  genre: corridos bélicos
  isrc code: USANG2275417
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T21:44:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3e2e1ba9599cbbda4c2dc961a2d26a7e8b36eb2729755b1b0ba65a6ab0e60075
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958461
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958461
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USANG2275417
  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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e2e1ba9599cbbda4c2dc961a2d26a7e8b36eb2729755b1b0ba65a6ab0e60075. 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/USANG2275417.
    date published: 2026-07-17T23:18:11Z
  audio: Ya Verán
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.944
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.689
    additional property: Energy
      type: PropertyValue
      value: 0.598
    additional property: Speechiness
      type: PropertyValue
      value: 0.075
    additional property: Acousticness
      type: PropertyValue
      value: 0.734
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.133
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.825
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.648
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

De Nuevo Al Rancho
type: MusicAlbum
date published: 2023-03-01

Tu Piñita
type: MusicAlbum
date published: 2023-03-02

De Profesión Gallero
type: MusicAlbum
date published: 2023-03-20

El Freddie
type: MusicAlbum
date published: 2023-04-22

El Afro Frostix
type: MusicAlbum
date published: 2023-04-22

Yo Soy Trailero
type: MusicAlbum
date published: 2023-05-13

Hoy Merezco
type: MusicAlbum
date published: 2023-06-04

El Ricardito
type: MusicAlbum
date published: 2023-06-24

Mis Amigos
type: MusicAlbum
date published: 2023-07-12
track: Mis Amigos
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169058
  explicit: false
  by artist: Grupo Primer Grado
  in album: Mis Amigos
    type: MusicAlbum
    date published: 2023-07-12
  genre: corrido
  genre: corridos bélicos
  isrc code: QM3DF2257728
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T02:33:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x91abca70cfef98acb7028ff3ffacb9e4be030a7483a5a4c341bdcbae3252bce1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958228
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958228
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2257728
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T05:35:01Z
  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 0x91abca70cfef98acb7028ff3ffacb9e4be030a7483a5a4c341bdcbae3252bce1. Chain 2 (Bitcoin): anchored in block 958228 (2026-07-16T05:35:01Z), 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/QM3DF2257728.
    date published: 2026-07-16T05:35:01Z
  audio: Mis Amigos
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.822
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.795
    additional property: Energy
      type: PropertyValue
      value: 0.568
    additional property: Speechiness
      type: PropertyValue
      value: 0.073
    additional property: Acousticness
      type: PropertyValue
      value: 0.573
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.884
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.791
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

El Chinchao
type: MusicAlbum
date published: 2023-07-18

Hoy Merezco
type: MusicAlbum
date published: 2023-07-29
track: Mis Amigos
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169058
  explicit: false
  by artist: Grupo Primer Grado
  in album: Hoy Merezco
    type: MusicAlbum
    date published: 2023-07-29
  genre: corrido
  genre: corridos bélicos
  isrc code: QM3DF2266191
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T15:37:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa26546ab08a77284b8415d3f73891e06c54a8a2db788ed84e74cd91d61191931
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958573
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958573
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2266191
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T15:49:54Z
  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 0xa26546ab08a77284b8415d3f73891e06c54a8a2db788ed84e74cd91d61191931. Chain 2 (Bitcoin): anchored in block 958573 (2026-07-18T15:49:54Z), 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/QM3DF2266191.
    date published: 2026-07-18T15:49:54Z
  audio: Mis Amigos
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.822
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.795
    additional property: Energy
      type: PropertyValue
      value: 0.568
    additional property: Speechiness
      type: PropertyValue
      value: 0.073
    additional property: Acousticness
      type: PropertyValue
      value: 0.573
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.884
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.791
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Por Mujeres Como Tù
type: MusicAlbum
date published: 2023-08-09

A Que Me Quedo Contigo
type: MusicAlbum
date published: 2023-09-23

La Mosquita
type: MusicAlbum
date published: 2023-10-07

La Mujer Perfecta
type: MusicAlbum
date published: 2023-10-17

Los Ventura
type: MusicAlbum
date published: 2023-10-18
track: Los Ventura
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190844
  explicit: false
  by artist: Grupo Primer Grado
  in album: Los Ventura
    type: MusicAlbum
    date published: 2023-10-18
  genre: corrido
  genre: corridos bélicos
  isrc code: QMANG2215395
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T03:10:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc9725d9e2efdfc34cf7b3c54f16f1810e5955e40d6431c435393160836828575
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956474
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956474
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMANG2215395
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T08:56:35Z
  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 0xc9725d9e2efdfc34cf7b3c54f16f1810e5955e40d6431c435393160836828575. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), 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/QMANG2215395.
    date published: 2026-07-03T08:56:35Z
  audio: Los Ventura
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.362
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.465
    additional property: Energy
      type: PropertyValue
      value: 0.771
    additional property: Speechiness
      type: PropertyValue
      value: 0.295
    additional property: Acousticness
      type: PropertyValue
      value: 0.453
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.244
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.879
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.965
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Que Lloro
type: MusicAlbum
date published: 2023-11-02

La Llamada
type: MusicAlbum
date published: 2023-11-21

Navidad Sin Ti
type: MusicAlbum
date published: 2023-12-24

En Eso No Quedamos Corazón
type: MusicAlbum
date published: 2024-01-11

Nueva Vida
type: MusicAlbum
date published: 2024-01-31

Hasta Que Me Olvides
type: MusicAlbum
date published: 2024-03-18
track: Hasta Que Me Olvides
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202930
  explicit: false
  by artist: Grupo Primer Grado
  in album: Hasta Que Me Olvides
    type: MusicAlbum
    date published: 2024-03-18
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2410249
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T13:58:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc138488683479d74729e1965af125a12d3371b81bf03c525b36c1dcd083d00fd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956822
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956822
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2410249
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T18:48:28Z
  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 0xc138488683479d74729e1965af125a12d3371b81bf03c525b36c1dcd083d00fd. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/QZDQH2410249.
    date published: 2026-07-05T18:48:28Z
  audio: Hasta Que Me Olvides
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 152.258
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.5
    additional property: Energy
      type: PropertyValue
      value: 0.51
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.511
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.144
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.418
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.621
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Pal Amor Soy Malo
type: MusicAlbum
date published: 2024-04-01
track: Pal Amor Soy Malo
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168288
  explicit: true
  by artist: Grupo Primer Grado
  in album: Pal Amor Soy Malo
    type: MusicAlbum
    date published: 2024-04-01
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2410252
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T09:29:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x071007acb07002b2dce06b6452bdd826032248eb4d63cdfcb3c940c1d138d019
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958392
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958392
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2410252
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T09:46:31Z
  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 0x071007acb07002b2dce06b6452bdd826032248eb4d63cdfcb3c940c1d138d019. Chain 2 (Bitcoin): anchored in block 958392 (2026-07-17T09:46:31Z), 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/QZDQH2410252.
    date published: 2026-07-17T09:46:31Z
  audio: Pal Amor Soy Malo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 143.248
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.677
    additional property: Energy
      type: PropertyValue
      value: 0.567
    additional property: Speechiness
      type: PropertyValue
      value: 0.199
    additional property: Acousticness
      type: PropertyValue
      value: 0.191
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.19
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.835
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.635
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Otro Derby Más
type: MusicAlbum
date published: 2024-04-26
track: Otro Derby Más
  type: MusicRecording
  duration: PT2M6S
  duration ms: 126122
  explicit: true
  by artist: Grupo Primer Grado
  in album: Otro Derby Más
    type: MusicAlbum
    date published: 2024-04-26
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2413831
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T00:47:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2e16577baadde99a4da9f0cfe5d4cd26701a7cbbab7fa70c619210ab80ae8ceb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2413831
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x2e16577baadde99a4da9f0cfe5d4cd26701a7cbbab7fa70c619210ab80ae8ceb. 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/QZDQH2413831.
    date published: 2026-07-05T01:12:41Z
  audio: Otro Derby Más
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 117.627
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 1
    additional property: Danceability
      type: PropertyValue
      value: 0.64
    additional property: Energy
      type: PropertyValue
      value: 0.51
    additional property: Speechiness
      type: PropertyValue
      value: 0.084
    additional property: Acousticness
      type: PropertyValue
      value: 0.521
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.121
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.913
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.946
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

De Profesión Gallero
type: MusicAlbum
date published: 2024-05-16
track: De Profesión Gallero
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183295
  explicit: false
  by artist: Grupo Primer Grado
  in album: De Profesión Gallero
    type: MusicAlbum
    date published: 2024-05-16
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2413830
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T13:52:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe24f32240cdc160b3134afb40fcc5384c9e4a7ba394be067b4ae61101741199e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958561
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958561
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2413830
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T14:22:01Z
  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 0xe24f32240cdc160b3134afb40fcc5384c9e4a7ba394be067b4ae61101741199e. Chain 2 (Bitcoin): anchored in block 958561 (2026-07-18T14:22:01Z), 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/QZDQH2413830.
    date published: 2026-07-18T14:22:01Z
  audio: De Profesión Gallero
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.634
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.742
    additional property: Energy
      type: PropertyValue
      value: 0.445
    additional property: Speechiness
      type: PropertyValue
      value: 0.068
    additional property: Acousticness
      type: PropertyValue
      value: 0.541
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.1
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.967
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.062
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

En El Palenque
type: MusicAlbum
date published: 2024-05-30

Fan #1
type: MusicAlbum
date published: 2024-06-13
track: Fan #1
  type: MusicRecording
  duration: PT2M36S
  duration ms: 156144
  explicit: false
  by artist: Grupo Primer Grado
  in album: Fan #1
    type: MusicAlbum
    date published: 2024-06-13
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2419478
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T11:17:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1c2ef0027e4b80ec2228f38be0a4f6d041446fd3460b6c156e6e47497f712783
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958873
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958873
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2419478
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T11:48:10Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c2ef0027e4b80ec2228f38be0a4f6d041446fd3460b6c156e6e47497f712783. Chain 2 (Bitcoin): anchored in block 958873 (2026-07-20T11:48:10Z), 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/QZDQH2419478.
    date published: 2026-07-20T11:48:10Z
  audio: Fan #1
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.027
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.78
    additional property: Energy
      type: PropertyValue
      value: 0.459
    additional property: Speechiness
      type: PropertyValue
      value: 0.062
    additional property: Acousticness
      type: PropertyValue
      value: 0.214
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.352
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.854
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.126
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Gente Mitotera
type: MusicAlbum
date published: 2024-06-27

Gente Mitotera
type: MusicAlbum
date published: 2024-06-27

Mi Sueño
type: MusicAlbum
date published: 2024-07-11

Mi Casi Algo
type: MusicAlbum
date published: 2024-07-25
track: Mi Casi Algo
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195072
  explicit: false
  by artist: Grupo Primer Grado
  in album: Mi Casi Algo
    type: MusicAlbum
    date published: 2024-07-25
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2423618
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T07:03:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x655971907e1636690cb2d0d750132f9709271e52d43ad7cdd55f05db272416fd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958985
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958985
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2423618
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T08:39:15Z
  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 0x655971907e1636690cb2d0d750132f9709271e52d43ad7cdd55f05db272416fd. Chain 2 (Bitcoin): anchored in block 958985 (2026-07-21T08:39:15Z), 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/QZDQH2423618.
    date published: 2026-07-21T08:39:15Z
  audio: Mi Casi Algo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.779
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.609
    additional property: Energy
      type: PropertyValue
      value: 0.72
    additional property: Speechiness
      type: PropertyValue
      value: 0.07
    additional property: Acousticness
      type: PropertyValue
      value: 0.653
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.09
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.742
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.696
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Lo Sospeché
type: MusicAlbum
date published: 2024-08-15

El Cochiloco
type: MusicAlbum
date published: 2024-09-05

Lo Tengo Todo
type: MusicAlbum
date published: 2024-09-26
track: Lo Tengo Todo
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205775
  explicit: false
  by artist: Grupo Primer Grado
  in album: Lo Tengo Todo
    type: MusicAlbum
    date published: 2024-09-26
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2429089
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T06:39:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfd7b74fc3275940ad1805f7c0a27eb1a16d7f963c165247252c65173aac07b22
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958980
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958980
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2429089
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T07:04:12Z
  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 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 0xfd7b74fc3275940ad1805f7c0a27eb1a16d7f963c165247252c65173aac07b22. Chain 2 (Bitcoin): anchored in block 958980 (2026-07-21T07:04:12Z), 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/QZDQH2429089.
    date published: 2026-07-21T07:04:12Z
  audio: Lo Tengo Todo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.994
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.776
    additional property: Energy
      type: PropertyValue
      value: 0.52
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.516
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.129
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.437
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.188
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

La Vida Es Una
type: MusicAlbum
date published: 2024-10-03

Mi Lugar Favorito
type: MusicAlbum
date published: 2024-11-14
track: Mi Lugar Favorito
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199680
  explicit: false
  by artist: Grupo Primer Grado
  in album: Mi Lugar Favorito
    type: MusicAlbum
    date published: 2024-11-14
  genre: corrido
  genre: corridos bélicos
  isrc code: QZDQH2437086
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T08:24:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3d45310c50c0815dcff6794040e72e480dd1d58d1aa3403c9f6387e98f20e600
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956772
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2437086
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  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 0x3d45310c50c0815dcff6794040e72e480dd1d58d1aa3403c9f6387e98f20e600. 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/QZDQH2437086.
    date published: 2026-07-05T10:01:46Z
  audio: Mi Lugar Favorito
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 122.054
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.779
    additional property: Energy
      type: PropertyValue
      value: 0.572
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.678
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.134
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.483
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.187
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Desde Numarán Vol. 4 (En Vivo)
type: MusicAlbum
date published: 2024-12-23
track: Escribiendo La Historia
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183000
  explicit: false
  by artist: Grupo Primer Grado
  in album: Desde Numarán Vol. 4 (En Vivo)
    type: MusicAlbum
    date published: 2024-12-23
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2464817
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T14:03:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfabb740bb6c307464ea81b233e1b409b142ba390bc769683b1bcdc238d7e4b86
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958428
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958428
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2464817
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T15:15:14Z
  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 0xfabb740bb6c307464ea81b233e1b409b142ba390bc769683b1bcdc238d7e4b86. Chain 2 (Bitcoin): anchored in block 958428 (2026-07-17T15:15:14Z), 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/BK4DA2464817.
    date published: 2026-07-17T15:15:14Z
  audio: Escribiendo La Historia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.351
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.57
    additional property: Energy
      type: PropertyValue
      value: 0.574
    additional property: Speechiness
      type: PropertyValue
      value: 0.082
    additional property: Acousticness
      type: PropertyValue
      value: 0.729
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.227
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.835
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.703
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: En Hora Buena
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182000
  explicit: false
  by artist: Grupo Primer Grado
  in album: Desde Numarán Vol. 4 (En Vivo)
    type: MusicAlbum
    date published: 2024-12-23
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2464820
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T20:50:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5077aa990295dc1ee5a4cdbb46418e7da540dc4b0338369797f181f9d8f1622a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2464820
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  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 0x5077aa990295dc1ee5a4cdbb46418e7da540dc4b0338369797f181f9d8f1622a. 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/BK4DA2464820.
    date published: 2026-07-04T10:04:33Z
  audio: En Hora Buena
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.682
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.512
    additional property: Energy
      type: PropertyValue
      value: 0.644
    additional property: Speechiness
      type: PropertyValue
      value: 0.091
    additional property: Acousticness
      type: PropertyValue
      value: 0.729
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.11
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.74
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.853
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Compa Bladi
  type: MusicRecording
  duration: PT2M42S
  duration ms: 162500
  explicit: true
  by artist: Grupo Primer Grado
  in album: Desde Numarán Vol. 4 (En Vivo)
    type: MusicAlbum
    date published: 2024-12-23
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2464824
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T13:52:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x35cb49e6cc3e45062cbedac482cf6714552a0c7c9225bfe0abc8e4f1ab4726f3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959024
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Compa Bladi

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/959024

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2464824

OTSTimestamp
type: PropertyValue
value: 2026-07-21T16:55:01Z

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 0x35cb49e6cc3e45062cbedac482cf6714552a0c7c9225bfe0abc8e4f1ab4726f3. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T16:55:01Z), 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/BK4DA2464824.
date published: 2026-07-21T16:55:01Z

Compa Bladi
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 157.742
additional property: Musical Key
  type: PropertyValue
  value: 5
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.551
additional property: Energy
  type: PropertyValue
  value: 0.73
additional property: Speechiness
  type: PropertyValue
  value: 0.112
additional property: Acousticness
  type: PropertyValue
  value: 0.718
additional property: Instrumentalness
  type: PropertyValue
  value: 0.001
additional property: Liveness
  type: PropertyValue
  value: 0.18
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.87
additional property: Loudness (dB)
  type: PropertyValue
  value: -7.043
additional property: Key Name
  type: PropertyValue
  value: F
additional property: Mode Name
  type: PropertyValue
  value: Major

¿Y Entonces Qué?
type: MusicAlbum
date published: 2025-01-15
track: ¿Y Entonces Qué?
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223223
  explicit: false
  by artist: Grupo Primer Grado
  in album: ¿Y Entonces Qué?
    type: MusicAlbum
    date published: 2025-01-15
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2500283
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T21:08:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x280f62220eb35d566e2140a488574c494f60c1946d2e5db0c2584e5cee9b1247
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2500283
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  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 0x280f62220eb35d566e2140a488574c494f60c1946d2e5db0c2584e5cee9b1247. 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/BK4DA2500283.
    date published: 2026-07-04T10:04:33Z
  audio: ¿Y Entonces Qué?
    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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      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
      type: PropertyValue
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    additional property: Acousticness
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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: -3.474
    additional property: Key Name
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      value: F
    additional property: Mode Name
      type: PropertyValue
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Qué Hago Yo?
type: MusicAlbum
date published: 2025-01-23

El Werito
type: MusicAlbum
date published: 2025-03-06

Resulta y Resalta
type: MusicAlbum
date published: 2025-04-04

Todo a Su Tiempo
type: MusicAlbum
date published: 2025-05-09

El Paisa
type: MusicAlbum
date published: 2025-05-23

Otro Año Mas de Vida
type: MusicAlbum
date published: 2025-06-13

Todo a Su Tiempo
type: MusicAlbum
date published: 2025-07-04
track: El Werito
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191406
  explicit: false
  by artist: Grupo Primer Grado
  in album: Todo a Su Tiempo
    type: MusicAlbum
    date published: 2025-07-04
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2530485
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-17T07:00:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x62ad9441127597d23ed775a4776c3ffb6c7a9884410db53d3a366f321bfecb26
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958383
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958383
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530485
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T08:20:01Z
  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 0x62ad9441127597d23ed775a4776c3ffb6c7a9884410db53d3a366f321bfecb26. Chain 2 (Bitcoin): anchored in block 958383 (2026-07-17T08:20:01Z), 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/BK4DA2530485.
    date published: 2026-07-17T08:20:01Z
  audio: El Werito
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.913
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.76
    additional property: Energy
      type: PropertyValue
      value: 0.675
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.649
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.239
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.866
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.842
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Resulta Y Resalta
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169677
  explicit: false
  by artist: Grupo Primer Grado
  in album: Todo a Su Tiempo
    type: MusicAlbum
    date published: 2025-07-04
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2530486
  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/0x03f0c7e44bda5b389ccf55860aa2da45b3beaa10262e20095d03d94f12cb438d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958444
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530486
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T19:12:23Z
  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 0x03f0c7e44bda5b389ccf55860aa2da45b3beaa10262e20095d03d94f12cb438d. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/BK4DA2530486.
    date published: 2026-07-17T19:12:23Z
  audio: Resulta Y Resalta
    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)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.76
    additional property: Energy
      type: PropertyValue
      value: 0.636
    additional property: Speechiness
      type: PropertyValue
      value: 0.067
    additional property: Acousticness
      type: PropertyValue
      value: 0.731
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.093
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.949
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.23
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Todo a su Tiempo
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184616
  explicit: false
  by artist: Grupo Primer Grado
  in album: Todo a Su Tiempo
    type: MusicAlbum
    date published: 2025-07-04
  genre: corrido
  genre: corridos bélicos
  isrc code: BK4DA2530487
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-13T00:05:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x314eebdacfeedbd627ee13f536c5e06714294f3f150a539f62f04dd5a9552879
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957779
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Todo a su Tiempo
track: El Paisa
track: Otro Año mas de Vida
track: El Afro Frostix
track: El Arresto
track: Gallos y Trocas

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957779

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530487

OTSTimestamp
type: PropertyValue
value: 2026-07-13T00:19:08Z

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 0x314eebdacfeedbd627ee13f536c5e06714294f3f150a539f62f04dd5a9552879. Chain 2 (Bitcoin): anchored in block 957779 (2026-07-13T00:19:08Z), 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/BK4DA2530487.
date published: 2026-07-13T00:19:08Z

Todo a su Tiempo
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 151.869
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 3
additional property: Danceability
  type: PropertyValue
  value: 0.742
additional property: Energy
  type: PropertyValue
  value: 0.629
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.656
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.077
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.962
additional property: Loudness (dB)
  type: PropertyValue
  value: -7.807
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Major

El Paisa
type: MusicRecording
duration: PT3M11S
duration ms: 191542
explicit: false
by artist: Grupo Primer Grado
in album: Todo a Su Tiempo
  type: MusicAlbum
  date published: 2025-07-04
genre: corrido
genre: corridos bélicos
isrc code: BK4DA2530488
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T07:27:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9a8bf5e19327c65a04c478420625bce269fd2c0160bf0d078d7a1ddd64eed91a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958383
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958383
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530488
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T08:20:01Z
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 0x9a8bf5e19327c65a04c478420625bce269fd2c0160bf0d078d7a1ddd64eed91a. Chain 2 (Bitcoin): anchored in block 958383 (2026-07-17T08:20:01Z), 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/BK4DA2530488.
  date published: 2026-07-17T08:20:01Z
audio: El Paisa
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.941
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.772
  additional property: Energy
    type: PropertyValue
    value: 0.677
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.682
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.965
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.02
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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Otro Año mas de Vida
type: MusicRecording
duration: PT2M42S
duration ms: 162630
explicit: false
by artist: Grupo Primer Grado
in album: Todo a Su Tiempo
  type: MusicAlbum
  date published: 2025-07-04
genre: corrido
genre: corridos bélicos
isrc code: BK4DA2530489
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T08:11:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7eb017aa053d428c3bcd9eb05876b98c720201d6cea9662670497edca82606d4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956656
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956656
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530489
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T14:03:39Z
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 0x7eb017aa053d428c3bcd9eb05876b98c720201d6cea9662670497edca82606d4. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/BK4DA2530489.
  date published: 2026-07-04T14:03:39Z
audio: Otro Año mas de Vida
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.432
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.704
  additional property: Energy
    type: PropertyValue
    value: 0.48
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.568
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.196
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.837
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.173
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
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El Afro Frostix
type: MusicRecording
duration: PT3M52S
duration ms: 232910
explicit: false
by artist: Grupo Primer Grado
in album: Todo a Su Tiempo
  type: MusicAlbum
  date published: 2025-07-04
genre: corrido
genre: corridos bélicos
isrc code: BK4DA2530492
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T09:41:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd7a2812fae626a611ddc9e66a36239b35b64a9c7fbbac3e16482e2251c45f189
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958538
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958538
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2530492
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T10:30:13Z
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 0xd7a2812fae626a611ddc9e66a36239b35b64a9c7fbbac3e16482e2251c45f189. Chain 2 (Bitcoin): anchored in block 958538 (2026-07-18T10:30:13Z), 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/BK4DA2530492.
  date published: 2026-07-18T10:30:13Z
audio: El Afro Frostix
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.966
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.781
  additional property: Energy
    type: PropertyValue
    value: 0.728
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.593
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.952
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.954
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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El Arresto
type: MusicRecording
duration: PT2M50S
duration ms: 170709
explicit: false
by artist: Grupo Primer Grado
in album: Todo a Su Tiempo
  type: MusicAlbum
  date published: 2025-07-04
genre: corrido
genre: corridos bélicos
isrc code: BK4DA2530494
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T12:05:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa359c09010ce5e4f8d3293b54b1038f07bdae4c85bd801f42620a28c03728578
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958547
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958547
additional property: OTSVerificationAPI
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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 0xa359c09010ce5e4f8d3293b54b1038f07bdae4c85bd801f42620a28c03728578. Chain 2 (Bitcoin): anchored in block 958547 (2026-07-18T12:44:05Z), 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/BK4DA2530494.
  date published: 2026-07-18T12:44:05Z
audio: El Arresto
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.734
  additional property: Energy
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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
    type: PropertyValue
    value: 0.082
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.928
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.98
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Gallos y Trocas
type: MusicRecording
duration: PT3M1S
duration ms: 181191
explicit: false
by artist: Grupo Primer Grado
in album: Todo a Su Tiempo
  type: MusicAlbum
  date published: 2025-07-04
genre: corrido
genre: corridos bélicos
isrc code: BK4DA2530495
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additional property: CopyrightStatus
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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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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 0x0639fa5f943c165185a1d97de60801ab7569a231f3dbb104f10055ae20dadf9d. Chain 2 (Bitcoin): anchored in block 958476 (2026-07-18T01:26:56Z), 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/BK4DA2530495.
  date published: 2026-07-18T01:26:56Z
audio: Gallos y Trocas
  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: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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    value: 0.748
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.515
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Borracho De Cochera
type: MusicAlbum
date published: 2025-11-07

El De La B
type: MusicRecording
duration: PT3M14S
duration ms: 194676
explicit: false
by artist: Los de la B
by artist: Grupo Primer Grado
in album: El De La B
  type: MusicAlbum
  date published: 2023-10-20
genre: corrido
genre: corridos-belicos
isrc code: QMANG2216386
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/0xd3c43c79f70f1eaf6b87bbcd47b1afc3d5a73207a1e4b43c2d06d477cf50feba
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/QMANG2216386
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3c43c79f70f1eaf6b87bbcd47b1afc3d5a73207a1e4b43c2d06d477cf50feba. 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/QMANG2216386.
  date published: 2026-07-02T03:55:08Z
audio: El De La B
  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)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  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
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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