Regina Souza
type: MusicGroup
genre: nova mpb
popularity: 13
followers: 1820
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x56cdd7b86b414fed393a55b24aa0bfda460877255b44753fc5d084cad903c3b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953633
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953633
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/32d1e2e1-a726-43bd-add1-658241c8282f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/32d1e2e1-a726-43bd-add1-658241c8282f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/32d1e2e1-a726-43bd-add1-658241c8282f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T12:47:11Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x56cdd7b86b414fed393a55b24aa0bfda460877255b44753fc5d084cad903c3b3","name":"Regina Souza","registered_at":"2026-06-14T09:48:12Z","symbol":"NIM0414781","token_address":"0x6ab9e17f1dd7e8ba2e55158e1b7ff4d37daf574f","type":"artist","uuid":"32d1e2e1-a726-43bd-add1-658241c8282f"}
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 0x56cdd7b86b414fed393a55b24aa0bfda460877255b44753fc5d084cad903c3b3. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/32d1e2e1-a726-43bd-add1-658241c8282f.json and https://artists.proofprofile.net/proofs/artist/32d1e2e1-a726-43bd-add1-658241c8282f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T12:47:11Z
  text: {"copyright_id":"0x56cdd7b86b414fed393a55b24aa0bfda460877255b44753fc5d084cad903c3b3","name":"Regina Souza","registered_at":"2026-06-14T09:48:12Z","symbol":"NIM0414781","token_address":"0x6ab9e17f1dd7e8ba2e55158e1b7ff4d37daf574f","type":"artist","uuid":"32d1e2e1-a726-43bd-add1-658241c8282f"}
album: Outonos
  type: MusicAlbum
  date published: 1987-02-03
album: Regina Souza
  type: MusicAlbum
  date published: 2001-10-28
album: Regina Souza
  type: MusicAlbum
  date published: 2001-10-28
album: Outonos
  type: MusicAlbum
  date published: 2008
album: Outonos
  type: MusicAlbum
  date published: 2008-10-28
  track: Mais Samba e Menos Lágrimas
    type: MusicRecording
    duration: PT3M10S
    duration ms: 190026
    explicit: false
    by artist: Regina Souza
    in album: Outonos
      type: MusicAlbum
      date published: 2008-10-28
    genre: nova mpb
    isrc code: BRBUT0800012
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T03:20:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9ea85da85f1088ee8444a130857a35b5cdf38309b293925b0075c93e865d2bee
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958357
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958357
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRBUT0800012
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T03:33:42Z
    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 0x9ea85da85f1088ee8444a130857a35b5cdf38309b293925b0075c93e865d2bee. Chain 2 (Bitcoin): anchored in block 958357 (2026-07-17T03:33:42Z), 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/BRBUT0800012.
      date published: 2026-07-17T03:33:42Z
    audio: Mais Samba e Menos Lágrimas
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 108.979
      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: 0.744
      additional property: Energy
        type: PropertyValue
        value: 0.683
      additional property: Speechiness
        type: PropertyValue
        value: 0.218
      additional property: Acousticness
        type: PropertyValue
        value: 0.696
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.879
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.858
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.633
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Inversões
  type: MusicAlbum
  date published: 2014-10-25
album: Chegaí
  type: MusicAlbum
  date published: 2020-06-25
  track: Pra Iansã
    type: MusicRecording
    duration: PT3M25S
    duration ms: 205149
    explicit: false
    by artist: Regina Souza
    in album: Chegaí
      type: MusicAlbum
      date published: 2020-06-25
    genre: nova mpb
    isrc code: BRZSU2000002
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T12:12:29+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x88c4e05e7e57693f05fe8327b70599c0dd583dc53e0214a12beee2b5047581f2
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958415
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958415
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRZSU2000002
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T12:50:13Z
    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 0x88c4e05e7e57693f05fe8327b70599c0dd583dc53e0214a12beee2b5047581f2. Chain 2 (Bitcoin): anchored in block 958415 (2026-07-17T12:50:13Z), 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/BRZSU2000002.
      date published: 2026-07-17T12:50:13Z
    audio: Pra Iansã
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 101.049
      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: 0.454
      additional property: Energy
      additional property: Speechiness
      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
album: Vista Seu Santo
album: Por Você
album: Quero Andar Com Você
album: Sou

Energy
type: PropertyValue
value: 0.475

Speechiness
type: PropertyValue
value: 0.028

Acousticness
type: PropertyValue
value: 0.841

Instrumentalness
type: PropertyValue
value: 0.008

Liveness
type: PropertyValue
value: 0.103

Valence (Positivity)
type: PropertyValue
value: 0.248

Loudness (dB)
type: PropertyValue
value: -8.845

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Minor

Vista Seu Santo
type: MusicAlbum
date published: 2024-05-17

Por Você
type: MusicAlbum
date published: 2024-06-21

Quero Andar Com Você
type: MusicAlbum
date published: 2024-07-19

Sou
type: MusicAlbum
date published: 2024-08-16