Grupo Arte Final
type: MusicGroup
genre: pagode
genre: samba
popularity: 21
followers: 8809
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfef2914d467aa07be492cd1adf71f3be5e41f03be188619b674e85acbbd0fd9b
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/09fd39c0-d33d-461f-93cc-a092cd6cf46e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/09fd39c0-d33d-461f-93cc-a092cd6cf46e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/09fd39c0-d33d-461f-93cc-a092cd6cf46e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfef2914d467aa07be492cd1adf71f3be5e41f03be188619b674e85acbbd0fd9b","name":"Grupo Arte Final","registered_at":"2026-06-11T11:27:56Z","symbol":"NIM0013791","token_address":"0x625d8e36216c02cc033643f05246ee67d63b5e7b","type":"artist","uuid":"09fd39c0-d33d-461f-93cc-a092cd6cf46e"}
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 0xfef2914d467aa07be492cd1adf71f3be5e41f03be188619b674e85acbbd0fd9b. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/09fd39c0-d33d-461f-93cc-a092cd6cf46e.json and https://artists.proofprofile.net/proofs/artist/09fd39c0-d33d-461f-93cc-a092cd6cf46e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0xfef2914d467aa07be492cd1adf71f3be5e41f03be188619b674e85acbbd0fd9b","name":"Grupo Arte Final","registered_at":"2026-06-11T11:27:56Z","symbol":"NIM0013791","token_address":"0x625d8e36216c02cc033643f05246ee67d63b5e7b","type":"artist","uuid":"09fd39c0-d33d-461f-93cc-a092cd6cf46e"}
album: Reunião De Amigos
  type: MusicAlbum
  date published: 1990-01-01
  track: Falso Amor
    type: MusicRecording
    duration: PT2M26S
    duration ms: 146812
    explicit: false
    by artist: Grupo Arte Final
    in album: Reunião De Amigos
      type: MusicAlbum
      date published: 1990-01-01
    genre: pagode
    genre: samba
    isrc code: BRJWC1800169
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T18:37:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd5b75d7e825601eff4de7844ef1d1ed7b345bc96375c539b215759e405117a79
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958447
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958447
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJWC1800169
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:47:19Z
    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 0xd5b75d7e825601eff4de7844ef1d1ed7b345bc96375c539b215759e405117a79. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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/BRJWC1800169.
      date published: 2026-07-17T19:47:19Z
    audio: Falso Amor
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 96.426
      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: 0.572
      additional property: Energy
        type: PropertyValue
        value: 0.551
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.47
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.806
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.887
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.14
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Luz da Poesia
    type: MusicRecording
    duration: PT4M27S
    duration ms: 267000
    explicit: false
    by artist: Grupo Arte Final
    in album: Reunião De Amigos
      type: MusicAlbum
      date published: 1990-01-01
    genre: pagode
    genre: samba
    isrc code: BRJWC1800170
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T08:11:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7c433dd92bfcf0adbbae3f5cca98f0d8e710854c74a22342110447cf650ee6fb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958703
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958703
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJWC1800170
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T08:36:12Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c433dd92bfcf0adbbae3f5cca98f0d8e710854c74a22342110447cf650ee6fb. Chain 2 (Bitcoin): anchored in block 958703 (2026-07-19T08:36:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJWC1800170.
      date published: 2026-07-19T08:36:12Z
    audio: Luz da Poesia
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 82.212
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.639
      additional property: Energy
        type: PropertyValue
        value: 0.535
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.819
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.331
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Bruna
album: Seleção de Sucessos
album: 20 Anos

Valence (Positivity)
type: PropertyValue
value: 0.965

Loudness (dB)
type: PropertyValue
value: -13.573

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Bruna
type: MusicRecording
duration: PT3M54S
duration ms: 234875
explicit: false
by artist: Grupo Arte Final
in album: Reunião De Amigos
  type: MusicAlbum
  date published: 1990-01-01
genre: pagode
genre: samba
isrc code: BRJWC1800175
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T21:44:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa0abb267e9658cb84e23c3c1b725d490954ddc75adbfb90632ed2d0c15e199a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956856
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956856
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJWC1800175
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:25:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0abb267e9658cb84e23c3c1b725d490954ddc75adbfb90632ed2d0c15e199a3. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRJWC1800175.
  date published: 2026-07-06T01:25:57Z
audio: Bruna
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 79.009
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.529
  additional property: Energy
    type: PropertyValue
    value: 0.482
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.794
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.338
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.692
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.579
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Reunião De Amigos
type: MusicAlbum
date published: 1990-01-01

Seleção de Sucessos
type: MusicAlbum
date published: 2002-01-25

Seleção de Sucessos
type: MusicAlbum
date published: 2002-01-25

Seleção de Sucessos
type: MusicAlbum
date published: 2002-02-05
track: Forasteira
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195373
  explicit: false
  by artist: Grupo Arte Final
  in album: Seleção de Sucessos
    type: MusicAlbum
    date published: 2002-02-05
  genre: pagode
  genre: samba
  isrc code: BROOB2200499
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T06:31:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x842cd1301539ea62ec77f572af470e0f6f20ac30ffd2eb0d55a8cd943ec18b08
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958256
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958256
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BROOB2200499
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T07:22:18Z
  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 0x842cd1301539ea62ec77f572af470e0f6f20ac30ffd2eb0d55a8cd943ec18b08. Chain 2 (Bitcoin): anchored in block 958256 (2026-07-16T07:22:18Z), 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/BROOB2200499.
    date published: 2026-07-16T07:22:18Z
  audio: Forasteira
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.52
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.683
    additional property: Energy
      type: PropertyValue
      value: 0.674
    additional property: Speechiness
      type: PropertyValue
      value: 0.085
    additional property: Acousticness
      type: PropertyValue
      value: 0.763
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.076
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.945
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.737
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Não Se Apagou
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235693
  explicit: false
  by artist: Grupo Arte Final
  in album: Seleção de Sucessos
    type: MusicAlbum
    date published: 2002-02-05
  genre: pagode
  genre: samba
  isrc code: BROOB2200500
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T15:36:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3ba801d5f4002670906d641a43126f28ea6bf30246c6719ff27a473242ed4db5
  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/BROOB2200500
  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 0x3ba801d5f4002670906d641a43126f28ea6bf30246c6719ff27a473242ed4db5. 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/BROOB2200500.
    date published: 2026-07-05T04:47:21Z
  audio: Não Se Apagou
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 82.685
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.503
    additional property: Energy
      type: PropertyValue
      value: 0.646
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.105
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.007
    additional property: Liveness
      type: PropertyValue
      value: 0.101
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.781
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.52
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

20 Anos
type: MusicAlbum
date published: 2004-08-12
track: Passeio
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192600
  explicit: false
  by artist: Grupo Arte Final
  in album: 20 Anos
    type: MusicAlbum
    date published: 2004-08-12
  genre: pagode
  genre: samba
  isrc code: BR03D2300617
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T21:27:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xda07ee1475dcdde5a0b151d92c827f4f76cf8a3ffe0f7704162251cabae5fb4d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958211
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958211
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BR03D2300617
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T00:36:05Z
  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 0xda07ee1475dcdde5a0b151d92c827f4f76cf8a3ffe0f7704162251cabae5fb4d. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:36:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BR03D2300617.
    date published: 2026-07-16T00:36:05Z
  audio: Passeio
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 168.278
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.452
    additional property: Energy
      type: PropertyValue
      value: 0.875
    additional property: Speechiness
      type: PropertyValue
      value: 0.088
    additional property: Acousticness
      type: PropertyValue
      value: 0.367
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.462
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.719
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.13
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Despertar da paixão
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256893
  explicit: false
  by artist: Grupo Arte Final
  in album: 20 Anos
    type: MusicAlbum
    date published: 2004-08-12
  genre: pagode
  genre: samba
  isrc code: BR03D2300619
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T08:12:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x64dd3ece63a6f4373f243822181a8b3f63f0f44484885d9258f35f60af66bcfa
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956776
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956776
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BR03D2300619
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:59:37Z
  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 0x64dd3ece63a6f4373f243822181a8b3f63f0f44484885d9258f35f60af66bcfa. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/BR03D2300619.
    date published: 2026-07-05T10:59:37Z
  audio: Despertar da paixão
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 85.074
    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: 0.47
    additional property: Energy
      type: PropertyValue
      value: 0.868
    additional property: Speechiness
      type: PropertyValue
      value: 0.067
    additional property: Acousticness
      type: PropertyValue
      value: 0.119
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.842
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.538
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.534
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major