Mauro Cotta
type: MusicGroup
genre: brega
genre: seresta
genre: tecnobrega
popularity: 32
followers: 7496
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5fc05c136c032aeaeee5421cdadc5d1eb7f0c73682d99adf294a0510b8b171a9
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/6f1aab80-c7ad-49f4-adfc-76893f136b86.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6f1aab80-c7ad-49f4-adfc-76893f136b86.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6f1aab80-c7ad-49f4-adfc-76893f136b86
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5fc05c136c032aeaeee5421cdadc5d1eb7f0c73682d99adf294a0510b8b171a9","name":"Mauro Cotta","registered_at":"2026-06-12T00:31:58Z","symbol":"NIM0143093","token_address":"0xe7b7e9a7333424fc3b15070d9c26d4f69b4c94be","type":"artist","uuid":"6f1aab80-c7ad-49f4-adfc-76893f136b86"}
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 0x5fc05c136c032aeaeee5421cdadc5d1eb7f0c73682d99adf294a0510b8b171a9. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6f1aab80-c7ad-49f4-adfc-76893f136b86.json and https://artists.proofprofile.net/proofs/artist/6f1aab80-c7ad-49f4-adfc-76893f136b86.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x5fc05c136c032aeaeee5421cdadc5d1eb7f0c73682d99adf294a0510b8b171a9","name":"Mauro Cotta","registered_at":"2026-06-12T00:31:58Z","symbol":"NIM0143093","token_address":"0xe7b7e9a7333424fc3b15070d9c26d4f69b4c94be","type":"artist","uuid":"6f1aab80-c7ad-49f4-adfc-76893f136b86"}
album: Não Vou Mudar
  type: MusicAlbum
  date published: 1985-02-14
album: Não Demore Tanto
  type: MusicAlbum
  date published: 1986-03-04
album: As Melhores de Mauro Cotta
  type: MusicAlbum
  date published: 1998-04-01
  track: Vem Amor
    type: MusicRecording
    duration: PT2M44S
    duration ms: 164226
    explicit: false
    by artist: Mauro Cotta
    in album: As Melhores de Mauro Cotta
      type: MusicAlbum
      date published: 1998-04-01
    genre: brega
    genre: seresta
    genre: tecnobrega
    isrc code: QMDA61326825
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T12:24:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x14aae3d9d282a363bc817970ab8b3e882dbb5572b7f06753a6623d7386a332f0
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957705
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957705
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61326825
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T12:50:42Z
    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 0x14aae3d9d282a363bc817970ab8b3e882dbb5572b7f06753a6623d7386a332f0. Chain 2 (Bitcoin): anchored in block 957705 (2026-07-12T12:50:42Z), 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/QMDA61326825.
      date published: 2026-07-12T12:50:42Z
    audio: Vem Amor
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 136.899
      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: 0.63
      additional property: Energy
        type: PropertyValue
        value: 0.606
      additional property: Speechiness
        type: PropertyValue
        value: 0.033
      additional property: Acousticness
        type: PropertyValue
        value: 0.46
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.073
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.908
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.55
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Caminhos Diferentes
    type: MusicRecording
    duration: PT3M8S
    duration ms: 188266
    explicit: false
    by artist: Mauro Cotta
    in album: As Melhores de Mauro Cotta
      type: MusicAlbum
      date published: 1998-04-01
    genre: brega
    genre: seresta
    genre: tecnobrega
    isrc code: QMDA61326831
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T18:21:42+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0df842a908ab593367cdd6d87e24cd9a179d5ed0fe22125955b1a720eb53e075
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958924
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958924
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61326831
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T21:23:22Z
    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 0x0df842a908ab593367cdd6d87e24cd9a179d5ed0fe22125955b1a720eb53e075. Chain 2 (Bitcoin): anchored in block 958924 (2026-07-20T21:23:22Z), 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/QMDA61326831.
      date published: 2026-07-20T21:23:22Z
    audio: Caminhos Diferentes
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.801
      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: 0.551
      additional property: Energy
        type: PropertyValue
        value: 0.773
      additional property: Speechiness
        type: PropertyValue
        value: 0.028
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Sem Querer
  track: Minha Paixão
album: Mauro Cotta
album: Loucura Demais

Acousticness
type: PropertyValue
value: 0.042

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.177

Valence (Positivity)
type: PropertyValue
value: 0.934

Loudness (dB)
type: PropertyValue
value: -9.083

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Sem Querer
type: MusicRecording
duration: PT2M33S
duration ms: 153600
explicit: false
by artist: Mauro Cotta
in album: As Melhores de Mauro Cotta
  type: MusicAlbum
  date published: 1998-04-01
genre: brega
genre: seresta
genre: tecnobrega
isrc code: QMDA61326833
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-14T21:04:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x338c639f547a37c688e77e19d8c311f96cc52a64ceca079f613dcaff6bee80e4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958063
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958063
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61326833
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-14T21:07:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x338c639f547a37c688e77e19d8c311f96cc52a64ceca079f613dcaff6bee80e4. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61326833.
  date published: 2026-07-14T21:07:34Z
audio: Sem Querer
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.008
  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: 0.607
  additional property: Energy
    type: PropertyValue
    value: 0.629
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.093
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.941
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.23
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Minha Paixão
type: MusicRecording
duration: PT3M4S
duration ms: 184426
explicit: false
by artist: Mauro Cotta
in album: As Melhores de Mauro Cotta
  type: MusicAlbum
  date published: 1998-04-01
genre: brega
genre: seresta
genre: tecnobrega
isrc code: QMDA61326840
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T01:46:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f043b603cfeba48fac96e4fbfbaf6f37384eb354088bdc23f0a31ffc037068a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956862
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956862
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61326840
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T02:10:22Z
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 0x8f043b603cfeba48fac96e4fbfbaf6f37384eb354088bdc23f0a31ffc037068a. Chain 2 (Bitcoin): anchored in block 956862 (2026-07-06T02:10:22Z), 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/QMDA61326840.
  date published: 2026-07-06T02:10:22Z
audio: Minha Paixão
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 81.4
  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: 0.656
  additional property: Energy
    type: PropertyValue
    value: 0.797
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.322
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.221
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.892
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.12
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mauro Cotta
type: MusicAlbum
date published: 1999-01-01
track: Pesadelo
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182626
  explicit: false
  by artist: Mauro Cotta
  in album: Mauro Cotta
    type: MusicAlbum
    date published: 1999-01-01
  genre: brega
  genre: seresta
  genre: tecnobrega
  isrc code: BRAPI0602928
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T21:19:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x40fd0117de6f46dcfd6930baa68e75622c140e3288b961ec0e458914b6e09611
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958203
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958203
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0602928
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T00:27:21Z
  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 0x40fd0117de6f46dcfd6930baa68e75622c140e3288b961ec0e458914b6e09611. Chain 2 (Bitcoin): anchored in block 958203 (2026-07-16T00:27:21Z), 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/BRAPI0602928.
    date published: 2026-07-16T00:27:21Z
  audio: Pesadelo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.365
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.695
    additional property: Energy
      type: PropertyValue
      value: 0.634
    additional property: Speechiness
      type: PropertyValue
      value: 0.033
    additional property: Acousticness
      type: PropertyValue
      value: 0.334
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.09
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.717
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.386
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Não Dá Pra Te Esquecer
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193133
  explicit: false
  by artist: Mauro Cotta
  in album: Mauro Cotta
    type: MusicAlbum
    date published: 1999-01-01
  genre: brega
  genre: seresta
  genre: tecnobrega
  isrc code: BRAPI0602929
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T08:12:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcef408989f16ca3c0886875d6a404752f221e5c9d3a3e1718c4cf136a99dccd0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956500
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956500
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0602929
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T13:55:21Z
  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 0xcef408989f16ca3c0886875d6a404752f221e5c9d3a3e1718c4cf136a99dccd0. Chain 2 (Bitcoin): anchored in block 956500 (2026-07-03T13:55:21Z), 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/BRAPI0602929.
    date published: 2026-07-03T13:55:21Z
  audio: Não Dá Pra Te Esquecer
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 151.407
    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: 0.517
    additional property: Energy
      type: PropertyValue
      value: 0.646
    additional property: Speechiness
      type: PropertyValue
      value: 0.027
    additional property: Acousticness
      type: PropertyValue
      value: 0.08
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.078
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.903
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.066
    additional property: Key Name
      type: PropertyValue
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  by artist: Mauro Cotta
  in album: Mauro Cotta
    type: MusicAlbum
    date published: 1999-01-01
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  genre: seresta
  genre: tecnobrega
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  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Tchau Bye Bye

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958063

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958063

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0602940

OTSTimestamp
type: PropertyValue
value: 2026-07-14T21:07:34Z

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 0x7edaa79559897fe937fa1d5dc56a64e70724128be8868cc71c1b2518fdc84440. Chain 2 (Bitcoin): anchored in block 958063 (2026-07-14T21:07:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0602940.
date published: 2026-07-14T21:07:34Z

Tchau Bye Bye
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 154.448
additional property: Musical Key
  type: PropertyValue
  value: 2
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.593
additional property: Energy
  type: PropertyValue
  value: 0.78
additional property: Speechiness
  type: PropertyValue
  value: 0.029
additional property: Acousticness
  type: PropertyValue
  value: 0.341
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.114
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.935
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.093
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Loucura Demais
type: MusicAlbum
date published: 2005-04-02
track: Loucura Demais
  type: MusicRecording
  duration: PT2M38S
  duration ms: 158000
  explicit: false
  by artist: Mauro Cotta
  in album: Loucura Demais
    type: MusicAlbum
    date published: 2005-04-02
  genre: brega
  genre: seresta
  genre: tecnobrega
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfde6b1573c769f0f5088ec1fc760ebf24475ca29cad8c7f72d88551e0a2cd260
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  additional property: OTSBitcoinBlock
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    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLS2343898
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfde6b1573c769f0f5088ec1fc760ebf24475ca29cad8c7f72d88551e0a2cd260. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZGLS2343898.
    date published: 2026-07-05T19:27:56Z
  audio: Loucura Demais
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 135.078
    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: 0.584
    additional property: Energy
      type: PropertyValue
      value: 0.602
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.584
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.056
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.901
    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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