Toninho Crespo
type: MusicGroup
genre: samba
popularity: 15
followers: 1460
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x329e8f276be0edcc060bab69adb27476979e3fb7fe14ec45339b1286878835ea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953674
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953674
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5f84e85f-f3a1-4b96-a6f4-aa996ad633e3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5f84e85f-f3a1-4b96-a6f4-aa996ad633e3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5f84e85f-f3a1-4b96-a6f4-aa996ad633e3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T19:07:16Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x329e8f276be0edcc060bab69adb27476979e3fb7fe14ec45339b1286878835ea","name":"Toninho Crespo","registered_at":"2026-06-14T14:26:34Z","symbol":"NIM0481208","token_address":"0x014ab4351ad5f03ca61c8fba62d581cf188a850f","type":"artist","uuid":"5f84e85f-f3a1-4b96-a6f4-aa996ad633e3"}
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 0x329e8f276be0edcc060bab69adb27476979e3fb7fe14ec45339b1286878835ea. Chain 2 (Bitcoin): anchored in block 953674 (2026-06-14T19:07:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5f84e85f-f3a1-4b96-a6f4-aa996ad633e3.json and https://artists.proofprofile.net/proofs/artist/5f84e85f-f3a1-4b96-a6f4-aa996ad633e3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T19:07:16Z
  text: {"copyright_id":"0x329e8f276be0edcc060bab69adb27476979e3fb7fe14ec45339b1286878835ea","name":"Toninho Crespo","registered_at":"2026-06-14T14:26:34Z","symbol":"NIM0481208","token_address":"0x014ab4351ad5f03ca61c8fba62d581cf188a850f","type":"artist","uuid":"5f84e85f-f3a1-4b96-a6f4-aa996ad633e3"}
album: Samba dance
  type: MusicAlbum
  date published: 2009
album: Bossa Loca
  type: MusicAlbum
  date published: 2016
album: Samba Soul Remix
  type: MusicAlbum
  date published: 2019-08-14
album: Samba Soul
  type: MusicAlbum
  date published: 2019-08-14
album: Estilo Samba Rock
  type: MusicAlbum
  date published: 2021-06-03
  track: No Pé da Namorada
    type: MusicRecording
    duration: PT3M44S
    duration ms: 224453
    explicit: false
    by artist: Toninho Crespo
    in album: Estilo Samba Rock
      type: MusicAlbum
      date published: 2021-06-03
    genre: samba
    isrc code: BRHF50900001
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-14T20:31:44+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe6a312d72ed55b20c29addba7b3e5560c1889b37dec4a13dfbd6f765e9210a1a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958060
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958060
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRHF50900001
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-14T20:39:42Z
    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 0xe6a312d72ed55b20c29addba7b3e5560c1889b37dec4a13dfbd6f765e9210a1a. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), 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/BRHF50900001.
      date published: 2026-07-14T20:39:42Z
    audio: No Pé da Namorada
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 79.99
      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: 0.754
      additional property: Energy
        type: PropertyValue
        value: 0.785
      additional property: Speechiness
        type: PropertyValue
        value: 0.055
      additional property: Acousticness
        type: PropertyValue
        value: 0.41
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.331
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.96
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.82
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Na Trilha do Partido em 5
    type: MusicRecording
    duration: PT4M14S
    duration ms: 254506
    explicit: false
    by artist: Toninho Crespo
    in album: Estilo Samba Rock
      type: MusicAlbum
      date published: 2021-06-03
    genre: samba
    isrc code: BRHF50900008
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T04:57:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x6eb1e308f93f00f38af788c4b23721667547d21e8990309deb0738b1908ea1b4
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956639
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956639
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRHF50900008
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T11:19:20Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6eb1e308f93f00f38af788c4b23721667547d21e8990309deb0738b1908ea1b4. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRHF50900008.
      date published: 2026-07-04T11:19:20Z
    audio: Na Trilha do Partido em 5
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 176.012
      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: 0.753
      additional property: Energy
        type: PropertyValue
        value: 0.822
      additional property: Speechiness
        type: PropertyValue
        value: 0.075
      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: Toque de Amor

Acousticness
type: PropertyValue
value: 0.375

Instrumentalness
type: PropertyValue
value: 0.896

Liveness
type: PropertyValue
value: 0.051

Valence (Positivity)
type: PropertyValue
value: 0.926

Loudness (dB)
type: PropertyValue
value: -6.488

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Toque de Amor
type: MusicAlbum
date published: 2023-04-28