El Nolan
type: MusicGroup
popularity: 33
followers: 19742
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xebf0e687f5ce65103a1d9eaa84f33e506a73705a28747739ba679a20010e28a2
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/ebc5220c-1eec-435b-868f-867bb8e8c877.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ebc5220c-1eec-435b-868f-867bb8e8c877.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ebc5220c-1eec-435b-868f-867bb8e8c877
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xebf0e687f5ce65103a1d9eaa84f33e506a73705a28747739ba679a20010e28a2","name":"El Nolan","registered_at":"2026-06-12T12:55:39Z","symbol":"NIM0304153","token_address":"0xfb04e1d6d6ab5e1c5059e5ee0fa75cf590e7d922","type":"artist","uuid":"ebc5220c-1eec-435b-868f-867bb8e8c877"}
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 0xebf0e687f5ce65103a1d9eaa84f33e506a73705a28747739ba679a20010e28a2. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ebc5220c-1eec-435b-868f-867bb8e8c877.json and https://artists.proofprofile.net/proofs/artist/ebc5220c-1eec-435b-868f-867bb8e8c877.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
  text: {"copyright_id":"0xebf0e687f5ce65103a1d9eaa84f33e506a73705a28747739ba679a20010e28a2","name":"El Nolan","registered_at":"2026-06-12T12:55:39Z","symbol":"NIM0304153","token_address":"0xfb04e1d6d6ab5e1c5059e5ee0fa75cf590e7d922","type":"artist","uuid":"ebc5220c-1eec-435b-868f-867bb8e8c877"}
album: Esperanza
  type: MusicAlbum
  date published: 2015
  track: Esperanza
album: Camino Ruin
  type: MusicAlbum
  date published: 2015-11-22
album: Los Guerreros del Olvido
  type: MusicAlbum
  date published: 2015-11-22
  track: Los Guerreros del Olvido
    type: MusicRecording
    duration: PT3M42S
    duration ms: 222772
    explicit: true
    by artist: El Nolan
    in album: Los Guerreros del Olvido
      type: MusicAlbum
      date published: 2015-11-22
    isrc code: QZHZ42047942
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T00:42:02+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3406095771dfe335b918bccc19b1852dbbfdd2e01190f9675452ee64c5c9043e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958951
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958951
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42047942
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T05:01:37Z
    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 0x3406095771dfe335b918bccc19b1852dbbfdd2e01190f9675452ee64c5c9043e. Chain 2 (Bitcoin): anchored in block 958951 (2026-07-21T05:01:37Z), 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/QZHZ42047942.
      date published: 2026-07-21T05:01:37Z
    audio: Los Guerreros del Olvido
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 113.93
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.738
      additional property: Energy
        type: PropertyValue
        value: 0.863
      additional property: Speechiness
        type: PropertyValue
        value: 0.042
      additional property: Acousticness
        type: PropertyValue
        value: 0.091
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.325
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.961
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.747
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Gota a Gota
    type: MusicRecording
    duration: PT3M43S
    duration ms: 223329
    explicit: false
    by artist: El Nolan
    in album: Los Guerreros del Olvido
      type: MusicAlbum
      date published: 2015-11-22
    isrc code: QZHZ42047943
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T17:00:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x128296a3a1a876a97314bea8933091d4764753bd12aea5f405157c6fdb80781f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958917
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958917
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42047943
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T20:02:18Z
    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 0x128296a3a1a876a97314bea8933091d4764753bd12aea5f405157c6fdb80781f. Chain 2 (Bitcoin): anchored in block 958917 (2026-07-20T20:02:18Z), 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/QZHZ42047943.
      date published: 2026-07-20T20:02:18Z
    audio: Gota a Gota
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 83.469
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.749
      additional property: Energy
        type: PropertyValue
        value: 0.518
      additional property: Speechiness
        type: PropertyValue
        value: 0.525
      additional property: Acousticness
        type: PropertyValue
        value: 0.028
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Agua de Vida
album: Enjambre
album: Corazón o Cabeza
album: El Poeta del Silencio
album: Movimiento Underground
album: Ambivalencia
album: Suspicaz
album: Hostil
album: Ilegitimado
album: Laberinto
album: Sera?
album: Constancia
album: Harakiri
album: Voces
album: Espiritu y Carne
album: Sentí Caer
album: Salud
album: Inevitable
album: Los Novios de Sus Hermanas
track: Caer Seguro
track: El Cassette de la Vida
track: De Insofacto
track: Chatarap
track: Zer Cypher, Pt. 1
track: Esta Es La Nuestra

Esperanza
type: MusicRecording
duration: PT3M50S
duration ms: 230667
explicit: false
by artist: El Nolan
in album: Esperanza
  type: MusicAlbum
  date published: 2015
isrc code: QZHZ32244555
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T17:31:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84a7915591160029bd74e8c7e706284e5dbc5e104f8fbaf68d52932d3b4f0cf5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ32244555
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84a7915591160029bd74e8c7e706284e5dbc5e104f8fbaf68d52932d3b4f0cf5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ32244555.
  date published: 2026-07-02T03:55:08Z
audio: Esperanza
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 174.583
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.512
  additional property: Energy
    type: PropertyValue
    value: 0.786
  additional property: Speechiness
    type: PropertyValue
    value: 0.262
  additional property: Acousticness
    type: PropertyValue
    value: 0.706
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.733
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.593
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Harakiri
type: MusicRecording
duration: PT3M16S
duration ms: 196597
explicit: true
by artist: El Nolan
in album: Harakiri
  type: MusicAlbum
  date published: 2021-12-01
isrc code: QZTPX2117476
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:08:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd796b4b06773db1e043dd5fd116f0713c8aa04ab70e859acd08ffabe30be07c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTPX2117476
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd796b4b06773db1e043dd5fd116f0713c8aa04ab70e859acd08ffabe30be07c. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTPX2117476.
  date published: 2026-06-13T15:41:10Z
audio: Harakiri
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.075
  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: 0.818
  additional property: Energy
    type: PropertyValue
    value: 0.774
  additional property: Speechiness
    type: PropertyValue
    value: 0.386
  additional property: Acousticness
    type: PropertyValue
    value: 0.05
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.73
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.96
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sentí Caer
type: MusicRecording
duration: PT5M38S
duration ms: 338184
explicit: false
by artist: El Nolan
in album: Sentí Caer
  type: MusicAlbum
  date published: 2023-02-09
isrc code: QZ5AB2323235
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T15:28:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e7550ad828dde083dd94e5b4e4f1f99842574fdaff0001dd9931aa8cd210ef7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB2323235
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e7550ad828dde083dd94e5b4e4f1f99842574fdaff0001dd9931aa8cd210ef7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB2323235.
  date published: 2026-07-02T03:55:08Z
audio: Sentí Caer
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.917
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.631
  additional property: Energy
    type: PropertyValue
    value: 0.645
  additional property: Speechiness
    type: PropertyValue
    value: 0.452
  additional property: Acousticness
    type: PropertyValue
    value: 0.174
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.154
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.712
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.863
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Caer Seguro
type: MusicRecording
duration: PT4M2S
duration ms: 242696
explicit: false
by artist: El Redcode
by artist: El Nolan
in album: Connor
  type: MusicAlbum
  date published: 2022-12-16
genre: colombian-hip-hop
isrc code: QZW9M2276107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:07:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20833f69557cd66cd80f07125ee418cd757ac15b0368a10b0083b36ec3eb2a15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9M2276107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20833f69557cd66cd80f07125ee418cd757ac15b0368a10b0083b36ec3eb2a15. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/QZW9M2276107.
  date published: 2026-07-02T11:34:59Z
audio: Caer Seguro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.513
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.861
  additional property: Energy
    type: PropertyValue
    value: 0.703
  additional property: Speechiness
    type: PropertyValue
    value: 0.536
  additional property: Acousticness
    type: PropertyValue
    value: 0.701
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.896
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.038
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Cassette de la Vida
type: MusicRecording
duration: PT3M54S
duration ms: 234352
explicit: false
by artist: Ziferk Rap Wasay
by artist: El Redcode
by artist: El Nolan
by artist: Karma Infersota
by artist: Miruñas
in album: El Cassette de la Vida
  type: MusicAlbum
  date published: 2024-02-16
isrc code: QZ5AB2440456
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T19:04:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4fe99d39ecb9f85f6065a61295841bf0d03fd1972329d6380c5e477264e247fb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB2440456
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fe99d39ecb9f85f6065a61295841bf0d03fd1972329d6380c5e477264e247fb. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB2440456.
  date published: 2026-06-13T15:41:10Z
audio: El Cassette de la Vida
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.782
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.695
  additional property: Energy
    type: PropertyValue
    value: 0.614
  additional property: Speechiness
    type: PropertyValue
    value: 0.414
  additional property: Acousticness
    type: PropertyValue
    value: 0.122
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.688
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.536
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.422
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

De Insofacto
type: MusicRecording
duration: PT3M55S
duration ms: 235634
explicit: false
by artist: Ziferk Rap Wasay
by artist: El Redcode
by artist: Solitario Soldado
by artist: El Nolan
by artist: El sonido del javier
in album: De Insofacto
  type: MusicAlbum
  date published: 2023-12-06
isrc code: QZW9L2331600
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T02:51:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2678da978264a98ec530c465605ce431b0416f135b5d55e16326cbc7eeb7a649
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9L2331600
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953515
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:53:06+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2678da978264a98ec530c465605ce431b0416f135b5d55e16326cbc7eeb7a649. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QZW9L2331600.
  date published: 2026-06-13T12:53:06Z
audio: De Insofacto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.838
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.761
  additional property: Energy
    type: PropertyValue
    value: 0.705
  additional property: Speechiness
    type: PropertyValue
    value: 0.177
  additional property: Acousticness
    type: PropertyValue
    value: 0.183
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.171
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.298
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Chatarap
type: MusicRecording
duration: PT4M28S
duration ms: 268495
explicit: false
by artist: Solitario Soldado
by artist: El Redcode
by artist: El Nolan
by artist: El sonido del javier
by artist: Ziferk Rap Wasay
in album: Chatarap
  type: MusicAlbum
  date published: 2023-08-18
genre: latin-hip-hop
isrc code: QZNJY2382425
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T02:47:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4838e7c71514acc8ef55264112585f14affb90ddae91e2fc3234f193d9f9f666
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2382425
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953515
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:53:06+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4838e7c71514acc8ef55264112585f14affb90ddae91e2fc3234f193d9f9f666. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QZNJY2382425.
  date published: 2026-06-13T12:53:06Z
audio: Chatarap
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.947
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.771
  additional property: Energy
    type: PropertyValue
    value: 0.729
  additional property: Speechiness
    type: PropertyValue
    value: 0.237
  additional property: Acousticness
    type: PropertyValue
    value: 0.135
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.745
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.239
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Zer Cypher, Pt. 1
type: MusicRecording
duration: PT3M52S
duration ms: 232000
explicit: false
by artist: H-ico El Señor del Funk
by artist: El Nolan
by artist: Heavy E
by artist: Rapto Efe
by artist: Sagaz Bill
by artist: SECTOR SANBER
in album: Detención
  type: MusicAlbum
  date published: 2022-10-01
genre: rap-underground-colombiano
isrc code: QZNWU2285773
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:06:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x33092d602ce819e2fa0201849c5137d290ceb552f9ea3891595d164f351562bd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957052
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWU2285773
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:50:41Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957052
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-07T14:50:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33092d602ce819e2fa0201849c5137d290ceb552f9ea3891595d164f351562bd. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/QZNWU2285773.
  date published: 2026-07-07T14:50:41Z
audio: Zer Cypher, Pt. 1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.208
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.846
  additional property: Energy
    type: PropertyValue
    value: 0.711
  additional property: Speechiness
    type: PropertyValue
    value: 0.213
  additional property: Acousticness
    type: PropertyValue
    value: 0.034
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.287
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.775
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.566
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Chatarap
type: MusicRecording
duration: PT4M28S
duration ms: 268889
explicit: false
by artist: Solitario Soldado
by artist: El sonido del javier
by artist: El Nolan
by artist: El Redcode
by artist: Ziferk Rap Wasay
in album: Rap Garuya
  type: MusicAlbum
  date published: 2024-07-05
genre: latin-hip-hop
isrc code: QZNJX2464689
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T02:11:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x997bd25713aa1f391c1e5d91a9dcacd24459736fb515010193887ce7a6a8331e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2464689
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x997bd25713aa1f391c1e5d91a9dcacd24459736fb515010193887ce7a6a8331e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/QZNJX2464689.
  date published: 2026-06-13T17:25:41Z
audio: Chatarap
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.938
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.77
  additional property: Energy
    type: PropertyValue
    value: 0.864
  additional property: Speechiness
    type: PropertyValue
    value: 0.217
  additional property: Acousticness
    type: PropertyValue
    value: 0.138
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.7
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.578
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Esta Es La Nuestra
type: MusicRecording
duration: PT3M12S
duration ms: 192000
explicit: false
by artist: Joes Yawar Cru
by artist: El Nolan
in album: Esta Es La Nuestra
  type: MusicAlbum
  date published: 2025-03-13
isrc code: US3DF2525883
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T21:08:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffb455700a4e4fdb599a974de1920a86b65b198268e8723ee46dbc84ba7c9979
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2525883
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953528
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffb455700a4e4fdb599a974de1920a86b65b198268e8723ee46dbc84ba7c9979. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/US3DF2525883.
  date published: 2026-06-13T17:25:41Z
audio: Esta Es La Nuestra
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.176
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.796
  additional property: Energy
    type: PropertyValue
    value: 0.907
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.139
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.216
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.818
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.541
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Liveness
type: PropertyValue
value: 0.316

Valence (Positivity)
type: PropertyValue
value: 0.723

Loudness (dB)
type: PropertyValue
value: -7.39

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Agua de Vida
type: MusicRecording
duration: PT4M54S
duration ms: 294429
explicit: false
by artist: El Nolan
in album: Los Guerreros del Olvido
  type: MusicAlbum
  date published: 2015-11-22
isrc code: QZHZ42047946
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T08:05:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x330bd289eb4af26b68957244fb575aed9f06b40a3b2f4c31308189537e686c67
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958126
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958126
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42047946
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T11:04:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x330bd289eb4af26b68957244fb575aed9f06b40a3b2f4c31308189537e686c67. Chain 2 (Bitcoin): anchored in block 958126 (2026-07-15T11:04:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42047946.
  date published: 2026-07-15T11:04:10Z
audio: Agua de Vida
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.985
  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: 0.782
  additional property: Energy
    type: PropertyValue
    value: 0.731
  additional property: Speechiness
    type: PropertyValue
    value: 0.303
  additional property: Acousticness
    type: PropertyValue
    value: 0.131
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.361
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.5
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.635
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Enjambre
type: MusicAlbum
date published: 2016

Corazón o Cabeza
type: MusicAlbum
date published: 2016-06-19
track: ¿Qué Es Lo Justo?
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243220
  explicit: false
  by artist: El Nolan
  in album: Corazón o Cabeza
    type: MusicAlbum
    date published: 2016-06-19
  isrc code: QZHZ42042989
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T20:23:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6efbf78142cb503af54920a71d7757ee8a0825eb293e8dc444401af4821cda76
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959058
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959058
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042989
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T23:25:51Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6efbf78142cb503af54920a71d7757ee8a0825eb293e8dc444401af4821cda76. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T23:25:51Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042989.
    date published: 2026-07-21T23:25:51Z
  audio: ¿Qué Es Lo Justo?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.002
    additional property: Musical Key
      type: PropertyValue
      value: 1
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.72
    additional property: Energy
      type: PropertyValue
      value: 0.399
    additional property: Speechiness
      type: PropertyValue
      value: 0.634
    additional property: Acousticness
      type: PropertyValue
      value: 0.227
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.451
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.502
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Efímero Sufragio
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304367
  explicit: true
  by artist: El Nolan
  in album: Corazón o Cabeza
    type: MusicAlbum
    date published: 2016-06-19
  isrc code: QZHZ42042991
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T05:35:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfbdaff5b527064fe9c235210d91674097780112007ca832508c20bb97fd7cec8
  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/QZHZ42042991
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbdaff5b527064fe9c235210d91674097780112007ca832508c20bb97fd7cec8. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042991.
    date published: 2026-07-04T11:19:20Z
  audio: Efímero Sufragio
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 90.037
    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: 0.794
    additional property: Energy
      type: PropertyValue
      value: 0.376
    additional property: Speechiness
      type: PropertyValue
      value: 0.464
    additional property: Acousticness
      type: PropertyValue
      value: 0.207
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.094
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.488
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.443
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Corazón o Cabeza
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277640
  explicit: false
  by artist: El Nolan
  in album: Corazón o Cabeza
    type: MusicAlbum
    date published: 2016-06-19
  isrc code: QZHZ42042993
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T08:02:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x040072022b268f34736bf33463d0d8b42e8cd663c6717f53d85b167a22c70026
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958126
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958126
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042993
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Corazón o Cabeza
track: Détras del Látigo

OTSTimestamp
type: PropertyValue
value: 2026-07-15T11:01:53Z

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 0x040072022b268f34736bf33463d0d8b42e8cd663c6717f53d85b167a22c70026. Chain 2 (Bitcoin): anchored in block 958126 (2026-07-15T11:01:53Z), 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/QZHZ42042993.
date published: 2026-07-15T11:01:53Z

Corazón o Cabeza
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 83.329
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.685
additional property: Energy
  type: PropertyValue
  value: 0.455
additional property: Speechiness
  type: PropertyValue
  value: 0.723
additional property: Acousticness
  type: PropertyValue
  value: 0.3
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.071
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.592
additional property: Loudness (dB)
  type: PropertyValue
  value: -16.042
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Minor

Détras del Látigo
type: MusicRecording
duration: PT3M20S
duration ms: 200435
explicit: false
by artist: El Nolan
in album: Corazón o Cabeza
  type: MusicAlbum
  date published: 2016-06-19
isrc code: QZHZ42042994
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-29T06:38:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xacab9f8f6ce8fb545b9b2e23397d5181a59e182f96820a64411f6c557b410129
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956375
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042994
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacab9f8f6ce8fb545b9b2e23397d5181a59e182f96820a64411f6c557b410129. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ42042994.
  date published: 2026-07-02T16:51:38Z
audio: Détras del Látigo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 86.556
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.808
  additional property: Energy
    type: PropertyValue
    value: 0.408
  additional property: Speechiness
    type: PropertyValue
    value: 0.551
  additional property: Acousticness
    type: PropertyValue
    value: 0.333
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.311
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.623
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.211
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Poeta del Silencio
type: MusicAlbum
date published: 2019-07-07
track: Ser No Parecer
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208056
  explicit: false
  by artist: El Nolan
  in album: El Poeta del Silencio
    type: MusicAlbum
    date published: 2019-07-07
  isrc code: QZGLM1963623
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T06:34:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x367e2b9ec477da54e2a2a8e53cbb56b27b73c5edf4fe896746dacc0dffd7f842
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958838
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958838
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLM1963623
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T09:36:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x367e2b9ec477da54e2a2a8e53cbb56b27b73c5edf4fe896746dacc0dffd7f842. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T09:36:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLM1963623.
    date published: 2026-07-20T09:36:33Z
  audio: Ser No Parecer
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 90.042
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.802
    additional property: Energy
      type: PropertyValue
      value: 0.715
    additional property: Speechiness
      type: PropertyValue
      value: 0.075
    additional property: Acousticness
      type: PropertyValue
      value: 0.072
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.104
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.293
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.432
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Major

Movimiento Underground
type: MusicAlbum
date published: 2019-07-07

Ambivalencia
type: MusicAlbum
date published: 2019-07-07

Suspicaz
type: MusicAlbum
date published: 2020

Hostil
type: MusicAlbum
date published: 2020-12-04
track: Hostil
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252000
  explicit: true
  by artist: El Nolan
  in album: Hostil
    type: MusicAlbum
    date published: 2020-12-04
  isrc code: QZGLS2175412
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T17:01:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f620a147500a858eab4f5eddc667fc60818a393843f45ada80d220f76f6bf3d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958319
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958319
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLS2175412
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T20:12:32Z
  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 0x7f620a147500a858eab4f5eddc667fc60818a393843f45ada80d220f76f6bf3d. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-16T20:12:32Z), 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/QZGLS2175412.
    date published: 2026-07-16T20:12:32Z
  audio: Hostil
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.017
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.92
    additional property: Energy
      type: PropertyValue
      value: 0.902
    additional property: Speechiness
      type: PropertyValue
      value: 0.088
    additional property: Acousticness
      type: PropertyValue
      value: 0.073
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.203
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.732
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.457
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Ilegitimado
type: MusicAlbum
date published: 2021-05-14

Laberinto
type: MusicAlbum
date published: 2021-07-17
track: Laberinto
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185717
  explicit: false
  by artist: El Nolan
  in album: Laberinto
    type: MusicAlbum
    date published: 2021-07-17
  isrc code: QZHZ62198817
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T11:01:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcbcbfc1093b48a67059ac2bd23d0ecd672268f3e2cae86a9a05d79a790966c5d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956713
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956713
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHZ62198817
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
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    date published: 2026-07-04T23:03:25Z
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Sera?
type: MusicAlbum
date published: 2021-09-03

Constancia
type: MusicAlbum
date published: 2021-09-25

Harakiri
type: MusicAlbum
date published: 2021-12-01
track: Harakiri

Voces
type: MusicAlbum
date published: 2022-02-21

Espiritu y Carne
type: MusicAlbum
date published: 2022-10-13

Sentí Caer
type: MusicAlbum
date published: 2023-02-09
track: Sentí Caer

Salud
type: MusicAlbum
date published: 2023-11-22

Inevitable
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date published: 2024-02-21
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  duration ms: 193778
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  by artist: El Nolan
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    date published: 2024-02-21
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68bd8ef19feb8c75700b01efd8fd50874d4248bc16759d96b182e8b997135215. Chain 2 (Bitcoin): anchored in block 958987 (2026-07-21T09:04:56Z), 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/QZ5AB2447732.
    date published: 2026-07-21T09:04:56Z
  audio: Inevitable
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      value: 0
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Los Novios de Sus Hermanas
type: MusicAlbum
date published: 2024-11-04