Carlos Valdés
type: MusicGroup
genre: trova
popularity: 15
followers: 260
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x298b1e6272d050df90f65022ce5f39752e3c5614e23c061e298053ee8ed19ebf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953697
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953697
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5f53454a-8708-4756-84af-a8ed453fda00.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5f53454a-8708-4756-84af-a8ed453fda00.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5f53454a-8708-4756-84af-a8ed453fda00
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T21:49:28Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x298b1e6272d050df90f65022ce5f39752e3c5614e23c061e298053ee8ed19ebf","name":"Carlos Valdés","registered_at":"2026-06-14T14:32:09Z","symbol":"NIM0482539","token_address":"0xfc71157059b0676e19db94f8cee61558c1ba8c9b","type":"artist","uuid":"5f53454a-8708-4756-84af-a8ed453fda00"}
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 0x298b1e6272d050df90f65022ce5f39752e3c5614e23c061e298053ee8ed19ebf. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5f53454a-8708-4756-84af-a8ed453fda00.json and https://artists.proofprofile.net/proofs/artist/5f53454a-8708-4756-84af-a8ed453fda00.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
  text: {"copyright_id":"0x298b1e6272d050df90f65022ce5f39752e3c5614e23c061e298053ee8ed19ebf","name":"Carlos Valdés","registered_at":"2026-06-14T14:32:09Z","symbol":"NIM0482539","token_address":"0xfc71157059b0676e19db94f8cee61558c1ba8c9b","type":"artist","uuid":"5f53454a-8708-4756-84af-a8ed453fda00"}
album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
  track: Colores de amor
    type: MusicRecording
    duration: PT3M31S
    duration ms: 211000
    explicit: false
    by artist: Carlos Valdés
    in album: Momentos
      type: MusicAlbum
      date published: 2021-05-24
    genre: trova
    isrc code: QZHN82162847
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T03:51:17+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x259a1daf27c37a3239d042ea5d4ab715be4d42042c8f736a51d84b2d60dda8ef
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958823
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958823
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162847
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T06:54:03Z
    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 0x259a1daf27c37a3239d042ea5d4ab715be4d42042c8f736a51d84b2d60dda8ef. Chain 2 (Bitcoin): anchored in block 958823 (2026-07-20T06:54:03Z), 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/QZHN82162847.
      date published: 2026-07-20T06:54:03Z
    audio: Colores de amor
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 132.865
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.475
      additional property: Energy
        type: PropertyValue
        value: 0.349
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.582
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.001
      additional property: Liveness
        type: PropertyValue
        value: 0.209
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.328
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.091
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Rio si el río ríe
    type: MusicRecording
    duration: PT4M27S
    duration ms: 267000
    explicit: false
    by artist: Carlos Valdés
    in album: Momentos
      type: MusicAlbum
      date published: 2021-05-24
    genre: trova
    isrc code: QZHN82162848
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T04:10:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5587cee00d7e77e77b3f9281737c51cb0e8661ac5e3b9e83128191a1e342fea6
    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/QZHN82162848
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5587cee00d7e77e77b3f9281737c51cb0e8661ac5e3b9e83128191a1e342fea6. 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/QZHN82162848.
      date published: 2026-07-04T14:03:39Z
    audio: Rio si el río ríe
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 109.86
      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: 0.565
      additional property: Energy
        type: PropertyValue
        value: 0.388
      additional property: Speechiness
        type: PropertyValue
        value: 0.027
      additional property: Acousticness
        type: PropertyValue
        value: 0.599
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.355
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.406
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Morenita del amor
  track: Conciencia y amor
  track: Nuestra flor
  track: Coincidir
  track: He conocido el amor
  track: ¿Qué vale decir?
  track: Sonreírle a la vida
album: Sabor de madre
album: Cuecas

Loudness (dB)
type: PropertyValue
value: -11.856

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Morenita del amor
type: MusicRecording
duration: PT2M19S
duration ms: 139750
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162849
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T03:40:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6bc5a41d724472f31640f9974e6af4be631364f5469c1a401d37363d5b115315
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958489
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958489
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162849
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T04:13:26Z
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 0x6bc5a41d724472f31640f9974e6af4be631364f5469c1a401d37363d5b115315. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162849.
  date published: 2026-07-18T04:13:26Z
audio: Morenita del amor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.132
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.684
  additional property: Energy
    type: PropertyValue
    value: 0.598
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.37
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.844
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.369
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Conciencia y amor
type: MusicRecording
duration: PT3M16S
duration ms: 196500
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162850
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T13:10:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x018db8100ae206fe8ec7adc04207930481ea16ad328437f7eb34b8347d7de2b4
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/QZHN82162850
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x018db8100ae206fe8ec7adc04207930481ea16ad328437f7eb34b8347d7de2b4. 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/QZHN82162850.
  date published: 2026-07-05T18:48:28Z
audio: Conciencia y amor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 89.768
  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: 0.491
  additional property: Energy
    type: PropertyValue
    value: 0.511
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.319
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.56
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.774
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.865
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Nuestra flor
type: MusicRecording
duration: PT3M5S
duration ms: 185000
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162852
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T17:41:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9929a90178ce996ee5908de1c2d764a9a4cd1f15f3af98d0c53a408f350de4fc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958765
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958765
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162852
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T20:42:34Z
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 0x9929a90178ce996ee5908de1c2d764a9a4cd1f15f3af98d0c53a408f350de4fc. Chain 2 (Bitcoin): anchored in block 958765 (2026-07-19T20:42:34Z), 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/QZHN82162852.
  date published: 2026-07-19T20:42:34Z
audio: Nuestra flor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 79.871
  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: 0.221
  additional property: Energy
    type: PropertyValue
    value: 0.405
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.247
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.4
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.935
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Coincidir
type: MusicRecording
duration: PT3M23S
duration ms: 203500
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162853
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T08:51:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x82003c4815407fb5f6c9300f0d99d3416cb65ae12144323d6c69949420044c5b
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/QZHN82162853
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 0x82003c4815407fb5f6c9300f0d99d3416cb65ae12144323d6c69949420044c5b. 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/QZHN82162853.
  date published: 2026-07-19T09:26:32Z
audio: Coincidir
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 89.902
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.58
  additional property: Energy
    type: PropertyValue
    value: 0.339
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.531
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.468
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.798
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

He conocido el amor
type: MusicRecording
duration: PT4M23S
duration ms: 263750
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162854
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T11:53:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x229abfc771380426544e05fc7ee2f103fa5a9499e53503b2e2a1394a9038921c
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/QZHN82162854
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 0x229abfc771380426544e05fc7ee2f103fa5a9499e53503b2e2a1394a9038921c. 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/QZHN82162854.
  date published: 2026-07-05T19:27:56Z
audio: He conocido el amor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.986
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.397
  additional property: Energy
    type: PropertyValue
    value: 0.169
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.865
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.691
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

¿Qué vale decir?
type: MusicRecording
duration: PT3M47S
duration ms: 227250
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162855
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T02:33:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x52d63c726da89c49252b8d96e5eb07e2240f1a1ca5125755cc0bc4a76c9bbbb5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958480
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958480
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162855
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T02:58:58Z
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 0x52d63c726da89c49252b8d96e5eb07e2240f1a1ca5125755cc0bc4a76c9bbbb5. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), 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/QZHN82162855.
  date published: 2026-07-18T02:58:58Z
audio: ¿Qué vale decir?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 69.968
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.285
  additional property: Energy
    type: PropertyValue
    value: 0.434
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.322
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.226
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.72
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.402
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Sonreírle a la vida
type: MusicRecording
duration: PT4M8S
duration ms: 248500
explicit: false
by artist: Carlos Valdés
in album: Momentos
  type: MusicAlbum
  date published: 2021-05-24
genre: trova
isrc code: QZHN82162856
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T02:27:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37ff2aeb130c9dd0db6c67d60b45e6c71659e5989b816382fb19c6c32f4225e9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958480
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958480
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN82162856
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T02:58:58Z
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 0x37ff2aeb130c9dd0db6c67d60b45e6c71659e5989b816382fb19c6c32f4225e9. Chain 2 (Bitcoin): anchored in block 958480 (2026-07-18T02:58:58Z), 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/QZHN82162856.
  date published: 2026-07-18T02:58:58Z
audio: Sonreírle a la vida
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.076
  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: 0.483
  additional property: Energy
    type: PropertyValue
    value: 0.422
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.114
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.183
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.761
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.87
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sabor de madre
type: MusicAlbum
date published: 2022-05-08
track: Sabor de madre
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229274
  explicit: false
  by artist: Carlos Valdés
  in album: Sabor de madre
    type: MusicAlbum
    date published: 2022-05-08
  genre: trova
  isrc code: QZHN72267412
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T18:42:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8659452958561439c97b0c238b072c7b2438365a83fca2ca4d86d7350d4341ba
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958924
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958924
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN72267412
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T21:44:28Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8659452958561439c97b0c238b072c7b2438365a83fca2ca4d86d7350d4341ba. Chain 2 (Bitcoin): anchored in block 958924 (2026-07-20T21:44:28Z), 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/QZHN72267412.
    date published: 2026-07-20T21:44:28Z
  audio: Sabor de madre
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.044
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.649
    additional property: Energy
      type: PropertyValue
      value: 0.31
    additional property: Speechiness
      type: PropertyValue
      value: 0.029
    additional property: Acousticness
      type: PropertyValue
      value: 0.729
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.003
    additional property: Liveness
      type: PropertyValue
      value: 0.205
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.481
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.126
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Cuecas
type: MusicAlbum
date published: 2022-09-17
track: A los cantores
  type: MusicRecording
  duration: PT1M57S
  duration ms: 117750
  explicit: false
  by artist: Carlos Valdés
  in album: Cuecas
    type: MusicAlbum
    date published: 2022-09-17
  genre: trova
  isrc code: QZNWW2221320
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T12:03:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe18667f681458485c3fd73d692200ca971fbccd851db655b072efcab004b8b6c
  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/QZNWW2221320
  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 0xe18667f681458485c3fd73d692200ca971fbccd851db655b072efcab004b8b6c. 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/QZNWW2221320.
    date published: 2026-07-05T19:27:56Z
  audio: A los cantores
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 160.113
    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: 0.504
    additional property: Energy
      type: PropertyValue
      value: 0.396
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.866
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.034
    additional property: Liveness
      type: PropertyValue
      value: 0.126
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.503
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.122
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: El Chiquito
  type: MusicRecording
  duration: PT2M21S
  duration ms: 141500
  explicit: false
  by artist: Carlos Valdés
  in album: Cuecas
    type: MusicAlbum
    date published: 2022-09-17
  genre: trova
  isrc code: QZNWW2221322
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T20:02:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf332da63a760f351c3da2f3bdb691cb4311d78ebd07baf7f4c1169824abdd74c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWW2221322
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T07:14:39Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf332da63a760f351c3da2f3bdb691cb4311d78ebd07baf7f4c1169824abdd74c. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/QZNWW2221322.
    date published: 2026-07-19T07:14:39Z
  audio: El Chiquito
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.15
    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: 0.724
    additional property: Energy
      type: PropertyValue
      value: 0.45
    additional property: Speechiness
      type: PropertyValue
      value: 0.064
    additional property: Acousticness
      type: PropertyValue
      value: 0.818
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.077
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.972
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.326
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Pueblo querido - Versionada
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123250
  explicit: false
  by artist: Carlos Valdés
  in album: Cuecas
    type: MusicAlbum
    date published: 2022-09-17
  genre: trova
  isrc code: QZNWW2221323
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T14:53:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x05555f1d92373699cd80441ddc2042c1a06cf46d50e44c8cb4082fe38194cc6d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958901
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958901
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Pueblo querido - Versionada
track: Raíces Rauquinas
track: Reconocernos
track: Reina de Chile

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWW2221323

OTSTimestamp
type: PropertyValue
value: 2026-07-20T17:54:24Z

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 0x05555f1d92373699cd80441ddc2042c1a06cf46d50e44c8cb4082fe38194cc6d. Chain 2 (Bitcoin): anchored in block 958901 (2026-07-20T17:54:24Z), 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/QZNWW2221323.
date published: 2026-07-20T17:54:24Z

Pueblo querido - Versionada
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 120.03
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: 0.67
additional property: Energy
  type: PropertyValue
  value: 0.452
additional property: Speechiness
  type: PropertyValue
  value: 0.036
additional property: Acousticness
  type: PropertyValue
  value: 0.712
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.133
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.865
additional property: Loudness (dB)
  type: PropertyValue
  value: -12.275
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Raíces Rauquinas
type: MusicRecording
duration: PT2M0S
duration ms: 120500
explicit: false
by artist: Carlos Valdés
in album: Cuecas
  type: MusicAlbum
  date published: 2022-09-17
genre: trova
isrc code: QZNWW2221324
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T09:20:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf66afca611350bed966e0834953af42e80c071132e7688d490d290134da169b1
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/QZNWW2221324
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf66afca611350bed966e0834953af42e80c071132e7688d490d290134da169b1. 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/QZNWW2221324.
  date published: 2026-07-05T10:01:46Z
audio: Raíces Rauquinas
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.222
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.674
  additional property: Energy
    type: PropertyValue
    value: 0.429
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.835
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.357
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.963
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.78
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Reconocernos
type: MusicRecording
duration: PT1M48S
duration ms: 108250
explicit: false
by artist: Carlos Valdés
in album: Cuecas
  type: MusicAlbum
  date published: 2022-09-17
genre: trova
isrc code: QZNWW2221325
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T20:40:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x08e1c1f309a010f63d71b1b99699434e6447916e339151947d9fed6713b861f8
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/QZNWW2221325
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 0x08e1c1f309a010f63d71b1b99699434e6447916e339151947d9fed6713b861f8. 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/QZNWW2221325.
  date published: 2026-07-20T21:15:01Z
audio: Reconocernos
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.076
  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: 0.601
  additional property: Energy
    type: PropertyValue
    value: 0.343
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.68
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.22
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.522
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.848
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Reina de Chile
type: MusicRecording
duration: PT2M19S
duration ms: 139250
explicit: false
by artist: Carlos Valdés
in album: Cuecas
  type: MusicAlbum
  date published: 2022-09-17
genre: trova
isrc code: QZNWW2221326
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T12:45:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43f676d09b2c204b77a16b8fea236d172073d5e6a9929c11c609a436077d9281
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958554
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958554
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWW2221326
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T13:17:01Z
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 0x43f676d09b2c204b77a16b8fea236d172073d5e6a9929c11c609a436077d9281. Chain 2 (Bitcoin): anchored in block 958554 (2026-07-18T13:17:01Z), 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/QZNWW2221326.
  date published: 2026-07-18T13:17:01Z
audio: Reina de Chile
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.06
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.675
  additional property: Energy
    type: PropertyValue
    value: 0.469
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.716
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.259
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.849
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.664
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major