Grupo Poder De Zacatecas
type: MusicGroup
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
popularity: 23
followers: 2349
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x97edef9552311ac3677f08cab94106296e95d9f8a68deec0c7e5e3e5ed57ba20
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/585c405b-0ccf-491f-b931-c10da988d92d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/585c405b-0ccf-491f-b931-c10da988d92d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/585c405b-0ccf-491f-b931-c10da988d92d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x97edef9552311ac3677f08cab94106296e95d9f8a68deec0c7e5e3e5ed57ba20","name":"Grupo Poder De Zacatecas","registered_at":"2026-06-11T21:24:13Z","symbol":"NIM0116053","token_address":"0x92608a516ccebc18ab11ebb9b334de18da4ee75a","type":"artist","uuid":"585c405b-0ccf-491f-b931-c10da988d92d"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97edef9552311ac3677f08cab94106296e95d9f8a68deec0c7e5e3e5ed57ba20. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/585c405b-0ccf-491f-b931-c10da988d92d.json and https://artists.proofprofile.net/proofs/artist/585c405b-0ccf-491f-b931-c10da988d92d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x97edef9552311ac3677f08cab94106296e95d9f8a68deec0c7e5e3e5ed57ba20","name":"Grupo Poder De Zacatecas","registered_at":"2026-06-11T21:24:13Z","symbol":"NIM0116053","token_address":"0x92608a516ccebc18ab11ebb9b334de18da4ee75a","type":"artist","uuid":"585c405b-0ccf-491f-b931-c10da988d92d"}
album: Puros Corridos Pa' la Raza
  type: MusicAlbum
  date published: 2001
album: Bailables Con Poder
  type: MusicAlbum
  date published: 2002-08-27
  track: El Último Rodeo
    type: MusicRecording
    duration: PT3M30S
    duration ms: 210040
    explicit: false
    by artist: Grupo Poder De Zacatecas
    in album: Bailables Con Poder
      type: MusicAlbum
      date published: 2002-08-27
    genre: cumbia norteña
    genre: norteño
    genre: norteño-sax
    genre: polka
    isrc code: USJ930270282
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T09:15:04+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2f5e0adab8b29bee46fd4812f595fbc2fecf935694d2d9539fb6295923bdcbae
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958711
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958711
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930270282
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T09:26:32Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f5e0adab8b29bee46fd4812f595fbc2fecf935694d2d9539fb6295923bdcbae. Chain 2 (Bitcoin): anchored in block 958711 (2026-07-19T09:26:32Z), 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/USJ930270282.
      date published: 2026-07-19T09:26:32Z
    audio: El Último Rodeo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.297
      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: 0.766
      additional property: Energy
        type: PropertyValue
        value: 0.866
      additional property: Speechiness
        type: PropertyValue
        value: 0.047
      additional property: Acousticness
        type: PropertyValue
        value: 0.194
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.349
      additional property: Liveness
        type: PropertyValue
        value: 0.052
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.969
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.852
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Por Ellas
  type: MusicAlbum
  date published: 2003-08-12
  track: Amorcito de Mi Vida
    type: MusicRecording
    duration: PT3M11S
    duration ms: 191840
    explicit: false
    by artist: Grupo Poder De Zacatecas
    in album: Por Ellas
      type: MusicAlbum
      date published: 2003-08-12
    genre: cumbia norteña
    genre: norteño
    genre: norteño-sax
    genre: polka
    isrc code: USJ930370174
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T20:26:41+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2a8d76e572fc34108d5f20b4ac05ddb64d0367cd9e61211cde65e31e37d9fdca
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958931
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958931
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930370174
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T21:15:01Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a8d76e572fc34108d5f20b4ac05ddb64d0367cd9e61211cde65e31e37d9fdca. Chain 2 (Bitcoin): anchored in block 958931 (2026-07-20T21:15:01Z), 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/USJ930370174.
      date published: 2026-07-20T21:15:01Z
    audio: Amorcito de Mi Vida
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 107.9
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.736
      additional property: Energy
        type: PropertyValue
        value: 0.74
      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: Polkas de Mi Tierra
album: 20 Polkas y Huapangos (Historia Musical)
album: 20 Polkas y Huapangos... Historia Musical
album: El Sentimiento Norteo De...
album: Puros Corridos Pa'La Raza

Speechiness
type: PropertyValue
value: 0.036

Acousticness
type: PropertyValue
value: 0.129

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.112

Valence (Positivity)
type: PropertyValue
value: 0.965

Loudness (dB)
type: PropertyValue
value: -5.543

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Minor

Polkas de Mi Tierra
type: MusicAlbum
date published: 2004-08-24
track: El Botecito
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206200
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: Polkas de Mi Tierra
    type: MusicAlbum
    date published: 2004-08-24
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930470217
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T09:57:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3a9519f886f325a7d08c1fbafd83157e1d64a9d87bcf6671655968ae3288984d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958397
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958397
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470217
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T10:29:45Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a9519f886f325a7d08c1fbafd83157e1d64a9d87bcf6671655968ae3288984d. Chain 2 (Bitcoin): anchored in block 958397 (2026-07-17T10:29:45Z), 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/USJ930470217.
    date published: 2026-07-17T10:29:45Z
  audio: El Botecito
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 134.409
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.682
    additional property: Energy
      type: PropertyValue
      value: 0.85
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.493
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.7
    additional property: Liveness
      type: PropertyValue
      value: 0.082
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.653
    additional property: Loudness (dB)
      type: PropertyValue
      value: -2.84
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Arriba el Taconazo
  type: MusicRecording
  duration: PT2M42S
  duration ms: 162946
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: Polkas de Mi Tierra
    type: MusicAlbum
    date published: 2004-08-24
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930470219
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T00:59:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd25d63b0c84ee6cc0efea173214d995dadf9375a3fd21d0b21b0f580c723eeba
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958350
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958350
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470219
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T04:00:18Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd25d63b0c84ee6cc0efea173214d995dadf9375a3fd21d0b21b0f580c723eeba. Chain 2 (Bitcoin): anchored in block 958350 (2026-07-17T04:00:18Z), 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/USJ930470219.
    date published: 2026-07-17T04:00:18Z
  audio: Arriba el Taconazo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.675
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.811
    additional property: Energy
      type: PropertyValue
      value: 0.61
    additional property: Speechiness
      type: PropertyValue
      value: 0.059
    additional property: Acousticness
      type: PropertyValue
      value: 0.333
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.595
    additional property: Liveness
      type: PropertyValue
      value: 0.044
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.86
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.961
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Tamaulipas
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204093
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: Polkas de Mi Tierra
    type: MusicAlbum
    date published: 2004-08-24
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930470220
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T01:05:12+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Tamaulipas
track: Viva Linares
track: Silvia
track: Tampico Hermoso

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x5973699864ec0734e5a5c6a6cb075ae406fc682c889f651227a497ef4bfc9610

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958346

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958346

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470220

OTSTimestamp
type: PropertyValue
value: 2026-07-17T04:03:59Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5973699864ec0734e5a5c6a6cb075ae406fc682c889f651227a497ef4bfc9610. Chain 2 (Bitcoin): anchored in block 958346 (2026-07-17T04:03:59Z), 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/USJ930470220.
date published: 2026-07-17T04:03:59Z

Tamaulipas
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 136.986
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.768
additional property: Energy
  type: PropertyValue
  value: 0.744
additional property: Speechiness
  type: PropertyValue
  value: 0.061
additional property: Acousticness
  type: PropertyValue
  value: 0.363
additional property: Instrumentalness
  type: PropertyValue
  value: 0.795
additional property: Liveness
  type: PropertyValue
  value: 0.038
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.78
additional property: Loudness (dB)
  type: PropertyValue
  value: -2.751
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Viva Linares
type: MusicRecording
duration: PT2M15S
duration ms: 135200
explicit: false
by artist: Grupo Poder De Zacatecas
in album: Polkas de Mi Tierra
  type: MusicAlbum
  date published: 2004-08-24
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930470221
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T19:38:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe42fd6cb43a80f21090d78c8b36c4c2cece4582cbb7f6197fc1b8ee361c7a0b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958612
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958612
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470221
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T21:29:37Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe42fd6cb43a80f21090d78c8b36c4c2cece4582cbb7f6197fc1b8ee361c7a0b3. Chain 2 (Bitcoin): anchored in block 958612 (2026-07-18T21:29:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470221.
  date published: 2026-07-18T21:29:37Z
audio: Viva Linares
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.333
  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: 0.689
  additional property: Energy
    type: PropertyValue
    value: 0.827
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.621
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.301
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.968
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.98
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Silvia
type: MusicRecording
duration: PT2M2S
duration ms: 122360
explicit: false
by artist: Grupo Poder De Zacatecas
in album: Polkas de Mi Tierra
  type: MusicAlbum
  date published: 2004-08-24
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930470223
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-21T00:27:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x02d5794629f840db780ac5117beb47e19055d63ef60934394558031cd3561da0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958947
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958947
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T03:29:48Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02d5794629f840db780ac5117beb47e19055d63ef60934394558031cd3561da0. Chain 2 (Bitcoin): anchored in block 958947 (2026-07-21T03:29:48Z), 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/USJ930470223.
  date published: 2026-07-21T03:29:48Z
audio: Silvia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.937
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.731
  additional property: Energy
    type: PropertyValue
    value: 0.968
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.598
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.873
  additional property: Liveness
    type: PropertyValue
    value: 0.027
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.971
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.399
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tampico Hermoso
type: MusicRecording
duration: PT2M8S
duration ms: 128119
explicit: false
by artist: Grupo Poder De Zacatecas
in album: Polkas de Mi Tierra
  type: MusicAlbum
  date published: 2004-08-24
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930470225
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-12T19:26:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05ea73742a4edad3bd7220fb3d94c07b275a3f16835d85910af00b972276f2d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957747
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957747
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470225
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-12T19:35:06Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05ea73742a4edad3bd7220fb3d94c07b275a3f16835d85910af00b972276f2d8. Chain 2 (Bitcoin): anchored in block 957747 (2026-07-12T19:35:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930470225.
  date published: 2026-07-12T19:35:06Z
audio: Tampico Hermoso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.858
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.814
  additional property: Energy
    type: PropertyValue
    value: 0.854
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.424
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.906
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.928
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.594
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

20 Polkas y Huapangos (Historia Musical)
type: MusicAlbum
date published: 2009
track: El Sauce y la Palma
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151631
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: 20 Polkas y Huapangos (Historia Musical)
    type: MusicAlbum
    date published: 2009
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930070196
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T20:28:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x16f3d5a8e823772d1e6cea1b33eaa28e01a38a1583eab5af58178ea0636b17b9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958779
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958779
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930070196
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T23:31:59Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16f3d5a8e823772d1e6cea1b33eaa28e01a38a1583eab5af58178ea0636b17b9. Chain 2 (Bitcoin): anchored in block 958779 (2026-07-19T23:31:59Z), 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/USJ930070196.
    date published: 2026-07-19T23:31:59Z
  audio: El Sauce y la Palma
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 148.625
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.598
    additional property: Energy
      type: PropertyValue
      value: 0.939
    additional property: Speechiness
      type: PropertyValue
      value: 0.074
    additional property: Acousticness
      type: PropertyValue
      value: 0.316
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.604
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.932
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.069
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Caminos de Michoacán
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225411
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: 20 Polkas y Huapangos (Historia Musical)
    type: MusicAlbum
    date published: 2009
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930070198
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T12:12:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x288b04f7d5064459e2009c4c3ae75ad2a7a8e9ea581373e3a66d60d78791bd9c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930070198
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x288b04f7d5064459e2009c4c3ae75ad2a7a8e9ea581373e3a66d60d78791bd9c. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USJ930070198.
    date published: 2026-07-05T19:27:56Z
  audio: Caminos de Michoacán
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 140.609
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.527
    additional property: Energy
      type: PropertyValue
      value: 0.95
    additional property: Speechiness
      type: PropertyValue
      value: 0.119
    additional property: Acousticness
      type: PropertyValue
      value: 0.449
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.093
    additional property: Liveness
      type: PropertyValue
      value: 0.295
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.803
    additional property: Loudness (dB)
      type: PropertyValue
      value: -3.056
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: De Texas a California
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158976
  explicit: false
  by artist: Grupo Poder De Zacatecas
  in album: 20 Polkas y Huapangos (Historia Musical)
    type: MusicAlbum
    date published: 2009
  genre: cumbia norteña
  genre: norteño
  genre: norteño-sax
  genre: polka
  isrc code: USJ930070194
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T16:49:11+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: De Texas a California
track: Cuatro Milpas
track: La Segunda de Rosales
track: La Revolcada
track: Flor de Zacatecas
track: La Cápsula
track: Días Felices
track: Francisco Sarabia
track: Las Virginias
track: El Año Nuevo

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x07840b4d6902ba869f1df2e6ce27c529ab1a52f527ea20c304fd06da9eaef334

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956826

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956826

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930070194

OTSTimestamp
type: PropertyValue
value: 2026-07-05T19:27:56Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07840b4d6902ba869f1df2e6ce27c529ab1a52f527ea20c304fd06da9eaef334. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USJ930070194.
date published: 2026-07-05T19:27:56Z

De Texas a California
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 144.782
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.503
additional property: Energy
  type: PropertyValue
  value: 0.94
additional property: Speechiness
  type: PropertyValue
  value: 0.055
additional property: Acousticness
  type: PropertyValue
  value: 0.35
additional property: Instrumentalness
  type: PropertyValue
  value: 0.829
additional property: Liveness
  type: PropertyValue
  value: 0.244
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.868
additional property: Loudness (dB)
  type: PropertyValue
  value: -2.305
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Cuatro Milpas
type: MusicRecording
duration: PT2M55S
duration ms: 175810
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930270278
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T10:32:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d4cdb7db86203c4ba5eaa1beea11c672db44553e03dd39d03613e649dd8091b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958444
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/USJ930270278
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d4cdb7db86203c4ba5eaa1beea11c672db44553e03dd39d03613e649dd8091b. 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/USJ930270278.
  date published: 2026-07-17T19:12:23Z
audio: Cuatro Milpas
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.046
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.753
  additional property: Energy
    type: PropertyValue
    value: 0.741
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.291
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.868
  additional property: Liveness
    type: PropertyValue
    value: 0.236
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.887
  additional property: Loudness (dB)
    type: PropertyValue
    value: -4.114
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Segunda de Rosales
type: MusicRecording
duration: PT2M21S
duration ms: 141967
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930270289
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T09:25:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda84ebeeef1edf2cf1852418fe0aa1b46cbfd3c357dfc6b5067bda4cab9b5d58
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958716
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958716
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930270289
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T10:15:55Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda84ebeeef1edf2cf1852418fe0aa1b46cbfd3c357dfc6b5067bda4cab9b5d58. Chain 2 (Bitcoin): anchored in block 958716 (2026-07-19T10:15:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930270289.
  date published: 2026-07-19T10:15:55Z
audio: La Segunda de Rosales
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.942
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.685
  additional property: Energy
    type: PropertyValue
    value: 0.931
  additional property: Speechiness
    type: PropertyValue
    value: 0.082
  additional property: Acousticness
    type: PropertyValue
    value: 0.322
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.493
  additional property: Liveness
    type: PropertyValue
    value: 0.24
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.961
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.932
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Revolcada
type: MusicRecording
duration: PT2M59S
duration ms: 179531
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930070199
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T18:29:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9a518587adfed4937869cacb430780774e704e35f4e1c74171a7248d1de18fb3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958444
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/USJ930070199
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a518587adfed4937869cacb430780774e704e35f4e1c74171a7248d1de18fb3. 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/USJ930070199.
  date published: 2026-07-17T19:12:23Z
audio: La Revolcada
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.53
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.553
  additional property: Energy
    type: PropertyValue
    value: 0.983
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.427
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.869
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.944
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Flor de Zacatecas
type: MusicRecording
duration: PT3M45S
duration ms: 225670
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930270284
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T21:10:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf993a08cb0fb4c76fb388e65d42aa4c789817b6e9102ef31a34a62e192c7502
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930270284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf993a08cb0fb4c76fb388e65d42aa4c789817b6e9102ef31a34a62e192c7502. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/USJ930270284.
  date published: 2026-07-06T01:26:17Z
audio: Flor de Zacatecas
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.689
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.774
  additional property: Energy
    type: PropertyValue
    value: 0.85
  additional property: Speechiness
    type: PropertyValue
    value: 0.088
  additional property: Acousticness
    type: PropertyValue
    value: 0.423
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.44
  additional property: Liveness
    type: PropertyValue
    value: 0.188
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.963
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.921
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Cápsula
type: MusicRecording
duration: PT2M8S
duration ms: 128111
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930070005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T16:27:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff9aecba5d72a5d274e4bc6fd173d150b1445aadca1698bc7267e0a1dd4365ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956826
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956826
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930070005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T19:27:56Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff9aecba5d72a5d274e4bc6fd173d150b1445aadca1698bc7267e0a1dd4365ec. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USJ930070005.
  date published: 2026-07-05T19:27:56Z
audio: La Cápsula
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.438
  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: 0.484
  additional property: Energy
    type: PropertyValue
    value: 0.979
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.585
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.815
  additional property: Liveness
    type: PropertyValue
    value: 0.355
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.965
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.769
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Días Felices
type: MusicRecording
duration: PT2M37S
duration ms: 157626
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930270281
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T00:57:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf0d3a12206629f9ad6acaf2c367e21959e4cba61c6f53392519e9c8c29d9c334
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958346
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930270281
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T03:58:59Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0d3a12206629f9ad6acaf2c367e21959e4cba61c6f53392519e9c8c29d9c334. Chain 2 (Bitcoin): anchored in block 958346 (2026-07-17T03:58:59Z), 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/USJ930270281.
  date published: 2026-07-17T03:58:59Z
audio: Días Felices
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.555
  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: 0.737
  additional property: Energy
    type: PropertyValue
    value: 0.94
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.49
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.305
  additional property: Liveness
    type: PropertyValue
    value: 0.053
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.961
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.299
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Francisco Sarabia
type: MusicRecording
duration: PT2M52S
duration ms: 172256
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930070197
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T15:45:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xac7b031cad8732df9858207d3110c673d1717884d2311114e0187a63213660b8
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/USJ930070197
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7b031cad8732df9858207d3110c673d1717884d2311114e0187a63213660b8. 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/USJ930070197.
  date published: 2026-07-05T01:12:41Z
audio: Francisco Sarabia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.702
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.567
  additional property: Energy
    type: PropertyValue
    value: 0.938
  additional property: Speechiness
    type: PropertyValue
    value: 0.102
  additional property: Acousticness
    type: PropertyValue
    value: 0.42
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.912
  additional property: Liveness
    type: PropertyValue
    value: 0.209
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.774
  additional property: Loudness (dB)
    type: PropertyValue
    value: -2.826
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Las Virginias
type: MusicRecording
duration: PT2M3S
duration ms: 123403
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930070193
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T00:50:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0fbcaae7fa580c5041c7bb592d2211af664a97a8e650ba8f7eb005b616a453bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956440
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956440
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USJ930070193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T04:03:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fbcaae7fa580c5041c7bb592d2211af664a97a8e650ba8f7eb005b616a453bf. Chain 2 (Bitcoin): anchored in block 956440 (2026-07-03T04:03:57Z), 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/USJ930070193.
  date published: 2026-07-03T04:03:57Z
audio: Las Virginias
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.257
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.566
  additional property: Energy
    type: PropertyValue
    value: 0.922
  additional property: Speechiness
    type: PropertyValue
    value: 0.074
  additional property: Acousticness
    type: PropertyValue
    value: 0.596
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.852
  additional property: Liveness
    type: PropertyValue
    value: 0.293
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.96
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.112
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Año Nuevo
type: MusicRecording
duration: PT4M35S
duration ms: 275556
explicit: false
by artist: Grupo Poder De Zacatecas
in album: 20 Polkas y Huapangos (Historia Musical)
  type: MusicAlbum
  date published: 2009
genre: cumbia norteña
genre: norteño
genre: norteño-sax
genre: polka
isrc code: USJ930070195
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T22:58:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44bd4d584dfa4641091bff0de05af281eb2e8683fcf8357c076c81c9df637d47
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/USJ930070195
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-04T11:19:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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audio: El Año Nuevo
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