Chico Da Silva
type: MusicGroup
genre: samba
popularity: 26
followers: 4450
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x7b842c32241ca4e14978e93e7ff9d60734bb4af73f5a0b0101966cfedb103ea7
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/1eab132b-6db8-41e5-a2dc-88fba669af7f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/1eab132b-6db8-41e5-a2dc-88fba669af7f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1eab132b-6db8-41e5-a2dc-88fba669af7f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0x7b842c32241ca4e14978e93e7ff9d60734bb4af73f5a0b0101966cfedb103ea7","name":"Chico Da Silva","registered_at":"2026-06-11T13:50:01Z","symbol":"NIM0039947","token_address":"0xdf9a4710b305d795ebffce650e0cfbc1ab6009ea","type":"artist","uuid":"1eab132b-6db8-41e5-a2dc-88fba669af7f"}
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 0x7b842c32241ca4e14978e93e7ff9d60734bb4af73f5a0b0101966cfedb103ea7. 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/1eab132b-6db8-41e5-a2dc-88fba669af7f.json and https://artists.proofprofile.net/proofs/artist/1eab132b-6db8-41e5-a2dc-88fba669af7f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x7b842c32241ca4e14978e93e7ff9d60734bb4af73f5a0b0101966cfedb103ea7","name":"Chico Da Silva","registered_at":"2026-06-11T13:50:01Z","symbol":"NIM0039947","token_address":"0xdf9a4710b305d795ebffce650e0cfbc1ab6009ea","type":"artist","uuid":"1eab132b-6db8-41e5-a2dc-88fba669af7f"}
album: Samba Quem Sabe Diz...
  type: MusicAlbum
  date published: 1977-07-09
album: Chico Da Silva
  type: MusicAlbum
  date published: 1978-01-06
album: Chico Da Silva
  type: MusicAlbum
  date published: 1979-03-05
  track: Convite A Roberto Carlos
    type: MusicRecording
    duration: PT2M49S
    duration ms: 169024
    explicit: false
    by artist: Chico Da Silva
    in album: Chico Da Silva
      type: MusicAlbum
      date published: 1979-03-05
    genre: samba
    isrc code: BRMCA7800222
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T01:44:47+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x26b17b662cef486ae3939d809c347a1f985d4635021acd08978901dbad7af8a8
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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      value: 958489
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958489
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMCA7800222
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T04:13:26Z
    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 0x26b17b662cef486ae3939d809c347a1f985d4635021acd08978901dbad7af8a8. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/BRMCA7800222.
      date published: 2026-07-18T04:13:26Z
    audio: Convite A Roberto Carlos
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 101.713
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.64
      additional property: Energy
        type: PropertyValue
        value: 0.772
      additional property: Speechiness
        type: PropertyValue
        value: 0.1
      additional property: Acousticness
        type: PropertyValue
        value: 0.498
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.126
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.972
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.728
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Abraços De Noel
    type: MusicRecording
    duration: PT3M3S
    duration ms: 183145
    explicit: false
    by artist: Chico Da Silva
    in album: Chico Da Silva
      type: MusicAlbum
      date published: 1979-03-05
    genre: samba
    isrc code: BRUM72000622
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T13:04:12+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2a882a59935a0271482f92a254d86b3b2cf83167a6b6992c346bd1eddc8fdcfb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRUM72000622
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T16:06:05Z
    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 0x2a882a59935a0271482f92a254d86b3b2cf83167a6b6992c346bd1eddc8fdcfb. Chain 2 (Bitcoin): anchored in block 958738 (2026-07-19T16:06:05Z), 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/BRUM72000622.
      date published: 2026-07-19T16:06:05Z
    audio: Abraços De Noel
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.547
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.658
      additional property: Energy
        type: PropertyValue
        value: 0.762
      additional property: Speechiness
        type: PropertyValue
        value: 0.078
      additional property: Acousticness
        type: PropertyValue
        value: 0.466
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Prá Chatear
album: Sonhos De Menino
album: Samba: Na Hora H
album: Missão De Cantar
album: Chico da Silva (Suas Grandes Toadas)
album: Um Samba Sempre Novo Vol.4
album: Quem Sabe Diz
album: Samba Também é Vida
album: Amor de Conveniência

Liveness
type: PropertyValue
value: 0.131

Valence (Positivity)
type: PropertyValue
value: 0.874

Loudness (dB)
type: PropertyValue
value: -7.893

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Minor

Prá Chatear
type: MusicRecording
duration: PT3M32S
duration ms: 212600
explicit: false
by artist: Chico Da Silva
in album: Chico Da Silva
  type: MusicAlbum
  date published: 1979-03-05
genre: samba
isrc code: BRUM72000623
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T22:58:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa9968985f1aab27c91a0148789a99ea2232d71884df8c077f9ef3c9a9f2c4a4b
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/BRUM72000623
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 0xa9968985f1aab27c91a0148789a99ea2232d71884df8c077f9ef3c9a9f2c4a4b. 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/BRUM72000623.
  date published: 2026-07-05T04:47:21Z
audio: Prá Chatear
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.324
  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: 0.797
  additional property: Energy
    type: PropertyValue
    value: 0.662
  additional property: Speechiness
    type: PropertyValue
    value: 0.082
  additional property: Acousticness
    type: PropertyValue
    value: 0.601
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.37
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.962
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.464
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sonhos De Menino
type: MusicAlbum
date published: 1980-07-13

Samba: Na Hora H
type: MusicAlbum
date published: 1984-05-03

Missão De Cantar
type: MusicAlbum
date published: 1988-08-16
track: Pacote Economês
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203725
  explicit: false
  by artist: Chico Da Silva
  in album: Missão De Cantar
    type: MusicAlbum
    date published: 1988-08-16
  genre: samba
  isrc code: BRUM72000714
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T01:38:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x92e6ea3983ed070d4dada4990285dfdf7f126baeb21f875358d6014586bd2e32
  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/BRUM72000714
  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 0x92e6ea3983ed070d4dada4990285dfdf7f126baeb21f875358d6014586bd2e32. 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/BRUM72000714.
    date published: 2026-07-06T02:10:22Z
  audio: Pacote Economês
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 99.63
    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: 0.717
    additional property: Energy
      type: PropertyValue
      value: 0.768
    additional property: Speechiness
      type: PropertyValue
      value: 0.123
    additional property: Acousticness
      type: PropertyValue
      value: 0.597
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.068
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.871
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.83
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Chico da Silva (Suas Grandes Toadas)
type: MusicAlbum
date published: 1991-10-08

Um Samba Sempre Novo Vol.4
type: MusicAlbum
date published: 2019-09-25

Quem Sabe Diz
type: MusicAlbum
date published: 2022-12-15

Quem Sabe Diz
type: MusicAlbum
date published: 2022-12-15

Samba Também é Vida
type: MusicAlbum
date published: 2024-04-06

Amor de Conveniência
type: MusicAlbum
date published: 2025-10-11