Casa Sounds
type: MusicGroup
popularity: 15
followers: 1909
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x455aaad356b7cadd04a1edc3bf2141b7e01e2d33e285481135ef52a97ec0df15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953630
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953630
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/30ec1db8-8b47-4718-9565-096c36151e12.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/30ec1db8-8b47-4718-9565-096c36151e12.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/30ec1db8-8b47-4718-9565-096c36151e12
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T12:06:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x455aaad356b7cadd04a1edc3bf2141b7e01e2d33e285481135ef52a97ec0df15","name":"Casa Sounds","registered_at":"2026-06-14T09:36:50Z","symbol":"NIM0412063","token_address":"0xb2519132c338bf6d758dc9006e7031b1a7be08a2","type":"artist","uuid":"30ec1db8-8b47-4718-9565-096c36151e12"}
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 0x455aaad356b7cadd04a1edc3bf2141b7e01e2d33e285481135ef52a97ec0df15. Chain 2 (Bitcoin): anchored in block 953630 (2026-06-14T12:06:27Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/30ec1db8-8b47-4718-9565-096c36151e12.json and https://artists.proofprofile.net/proofs/artist/30ec1db8-8b47-4718-9565-096c36151e12.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T12:06:27Z
  text: {"copyright_id":"0x455aaad356b7cadd04a1edc3bf2141b7e01e2d33e285481135ef52a97ec0df15","name":"Casa Sounds","registered_at":"2026-06-14T09:36:50Z","symbol":"NIM0412063","token_address":"0xb2519132c338bf6d758dc9006e7031b1a7be08a2","type":"artist","uuid":"30ec1db8-8b47-4718-9565-096c36151e12"}
album: Nuevo Horizonte
  type: MusicAlbum
  date published: 2019-07-04
album: Quiero Vivir
  type: MusicAlbum
  date published: 2019-08-05
album: Nuevo Horizonte (Retro Remix)
  type: MusicAlbum
  date published: 2019-08-10
album: Confía
  type: MusicAlbum
  date published: 2021-11-19
  track: Confía
    type: MusicRecording
    duration: PT3M38S
    duration ms: 218581
    explicit: false
    by artist: Casa Sounds
    in album: Confía
      type: MusicAlbum
      date published: 2021-11-19
    isrc code: QZNWY2199191
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T07:53:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x507b624cae078fc5d60b92e8c5fa6c972af01b8e6b565b2867f66cf94958df15
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958520
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958520
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWY2199191
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T08:19:09Z
    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 0x507b624cae078fc5d60b92e8c5fa6c972af01b8e6b565b2867f66cf94958df15. Chain 2 (Bitcoin): anchored in block 958520 (2026-07-18T08:19:09Z), 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/QZNWY2199191.
      date published: 2026-07-18T08:19:09Z
    audio: Confía
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 95
      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: 0.421
      additional property: Energy
        type: PropertyValue
        value: 0.818
      additional property: Speechiness
        type: PropertyValue
        value: 0.048
      additional property: Acousticness
        type: PropertyValue
        value: 0.078
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.023
      additional property: Liveness
        type: PropertyValue
        value: 0.686
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.522
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.62
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Antídoto
  type: MusicAlbum
  date published: 2022-07-01
  track: Antídoto
    type: MusicRecording
    duration: PT3M35S
    duration ms: 215289
    explicit: false
    by artist: Casa Sounds
    in album: Antídoto
      type: MusicAlbum
      date published: 2022-07-01
    isrc code: QZK6Q2296113
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T13:54:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x61a7459badf0fb1b2fdb76256a98ee54593b1ac611295df2dd157019cc004c87
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958303
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958303
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q2296113
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T22:06:19Z
    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 0x61a7459badf0fb1b2fdb76256a98ee54593b1ac611295df2dd157019cc004c87. Chain 2 (Bitcoin): anchored in block 958303 (2026-07-16T22:06:19Z), 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/QZK6Q2296113.
      date published: 2026-07-16T22:06:19Z
    audio: Antídoto
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 92.042
      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: 0.731
      additional property: Energy
        type: PropertyValue
        value: 0.87
      additional property: Speechiness
        type: PropertyValue
        value: 0.049
      additional property: Acousticness
        type: PropertyValue
        value: 0.141
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Colores
album: Café
album: Soñando Despierto
album: De Cero
album: Primavera
album: Claridad

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.354

Valence (Positivity)
type: PropertyValue
value: 0.457

Loudness (dB)
type: PropertyValue
value: -3.774

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Colores
type: MusicAlbum
date published: 2022-09-15
track: Colores
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202918
  explicit: false
  by artist: Casa Sounds
  in album: Colores
    type: MusicAlbum
    date published: 2022-09-15
  isrc code: QZNWS2200796
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T19:38:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x023ca31a09a005c2accf94b6d8bccc367d12aa3756d16a26a1221bcbd53c5e7e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956738
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956738
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWS2200796
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T04:47:21Z
  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 0x023ca31a09a005c2accf94b6d8bccc367d12aa3756d16a26a1221bcbd53c5e7e. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/QZNWS2200796.
    date published: 2026-07-05T04:47:21Z
  audio: Colores
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.992
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.814
    additional property: Energy
      type: PropertyValue
      value: 0.797
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.139
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.344
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.81
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.788
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Café
type: MusicAlbum
date published: 2022-12-02
track: Café
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221548
  explicit: false
  by artist: Casa Sounds
  in album: Café
    type: MusicAlbum
    date published: 2022-12-02
  isrc code: QZTB22286043
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T15:45:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x68e7cc890479e0b6e50d060843b0663d789a1b2d0432c27d519cb0d8607f4475
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB22286043
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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 0x68e7cc890479e0b6e50d060843b0663d789a1b2d0432c27d519cb0d8607f4475. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/QZTB22286043.
    date published: 2026-07-05T01:43:49Z
  audio: Café
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 125.04
    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: 0.577
    additional property: Energy
      type: PropertyValue
      value: 0.379
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.574
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.175
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.509
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.657
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

Soñando Despierto
type: MusicAlbum
date published: 2024-01-12
track: Soñando Despierto
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177999
  explicit: false
  by artist: Casa Sounds
  in album: Soñando Despierto
    type: MusicAlbum
    date published: 2024-01-12
  isrc code: QZFYX2434926
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T03:10:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x54e7c3c1f3a67d92ddc7dcfb853e44936e33e52fe102b0d3093c2af534eb9a12
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958234
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958234
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYX2434926
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T03:46:09Z
  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 0x54e7c3c1f3a67d92ddc7dcfb853e44936e33e52fe102b0d3093c2af534eb9a12. Chain 2 (Bitcoin): anchored in block 958234 (2026-07-16T03:46:09Z), 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/QZFYX2434926.
    date published: 2026-07-16T03:46:09Z
  audio: Soñando Despierto
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.04
    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: 0.724
    additional property: Energy
      type: PropertyValue
      value: 0.569
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.32
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.382
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.64
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.16
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

De Cero
type: MusicAlbum
date published: 2024-02-18
track: De Cero
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208375
  explicit: false
  by artist: Casa Sounds
  in album: De Cero
    type: MusicAlbum
    date published: 2024-02-18
  isrc code: QZDA52440874
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T11:22:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x70551ec6fe6ccded987f1c431f9890f8f24d330ca27218738e4d9d4f7565eccb
  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/QZDA52440874
  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 0x70551ec6fe6ccded987f1c431f9890f8f24d330ca27218738e4d9d4f7565eccb. 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/QZDA52440874.
    date published: 2026-07-05T18:48:28Z
  audio: De Cero
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.988
    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: 0.584
    additional property: Energy
      type: PropertyValue
      value: 0.776
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.007
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.261
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.334
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.621
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Primavera
type: MusicAlbum
date published: 2024-08-15

Claridad
type: MusicAlbum
date published: 2025-09-19
track: Claridad
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172971
  explicit: false
  by artist: Casa Sounds
  in album: Claridad
    type: MusicAlbum
    date published: 2025-09-19
  isrc code: QZZ7L2576658
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-18T19:27:13+00:00
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958612
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958612
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7L2576658
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T21:29:37Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4c99ebf95ce00b22ee1f31b6ce87693716d17aefe74a2509be5833e5f49d694. Chain 2 (Bitcoin): anchored in block 958612 (2026-07-18T21:29:37Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ7L2576658.
    date published: 2026-07-18T21:29:37Z
  audio: Claridad
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.961
    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: 0.715
    additional property: Energy
      type: PropertyValue
      value: 0.554
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.206
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.322
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.355
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.638
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major