Marcus & Dalto
type: MusicGroup
genre: sertanejo
popularity: 17
followers: 957
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x145b8f103e2b1c14719dca71e00594660e7ff5414fddbdb45c4a4f37c28f772e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953691
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953691
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6b0fcb9a-7a1a-472e-9b27-b3e105686356.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6b0fcb9a-7a1a-472e-9b27-b3e105686356.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6b0fcb9a-7a1a-472e-9b27-b3e105686356
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T20:39:17Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x145b8f103e2b1c14719dca71e00594660e7ff5414fddbdb45c4a4f37c28f772e","name":"Marcus & Dalto","registered_at":"2026-06-14T15:40:37Z","symbol":"NIM0498881","token_address":"0xad80cc0db69f5fbe2f3720efe5f5178aaa941073","type":"artist","uuid":"6b0fcb9a-7a1a-472e-9b27-b3e105686356"}
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 0x145b8f103e2b1c14719dca71e00594660e7ff5414fddbdb45c4a4f37c28f772e. Chain 2 (Bitcoin): anchored in block 953691 (2026-06-14T20:39:17Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6b0fcb9a-7a1a-472e-9b27-b3e105686356.json and https://artists.proofprofile.net/proofs/artist/6b0fcb9a-7a1a-472e-9b27-b3e105686356.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T20:39:17Z
  text: {"copyright_id":"0x145b8f103e2b1c14719dca71e00594660e7ff5414fddbdb45c4a4f37c28f772e","name":"Marcus & Dalto","registered_at":"2026-06-14T15:40:37Z","symbol":"NIM0498881","token_address":"0xad80cc0db69f5fbe2f3720efe5f5178aaa941073","type":"artist","uuid":"6b0fcb9a-7a1a-472e-9b27-b3e105686356"}
album: Marcus e Dalto, Vol. 1 (2004)
  type: MusicAlbum
  date published: 2004-03-01
album: Amor Acima de Tudo (2006)
  type: MusicAlbum
  date published: 2006-02-02
album: Marcus e Dalto (2008)
  type: MusicAlbum
  date published: 2008-02-02
album: Fim de Semana
  type: MusicAlbum
  date published: 2009-02-03
album: Marcus e Dalto (2012)
  type: MusicAlbum
  date published: 2012-01-02
album: Marcus e Dalto (2013)
  type: MusicAlbum
  date published: 2013-02-02
album: Marcus e Dalto - Acústico
  type: MusicAlbum
  date published: 2014-03-10
album: Ordem do Tempo
  type: MusicAlbum
  date published: 2016-02-29
album: Marcus & Dalto
  type: MusicAlbum
  date published: 2017-08-04
album: Marcus & Dalto
  type: MusicAlbum
  date published: 2017-08-04
album: Mais um Perdido
  type: MusicAlbum
  date published: 2018-08-17
album: Procura-Se
  type: MusicAlbum
  date published: 2018-09-14
album: Confidente
  type: MusicAlbum
  date published: 2018-11-16
album: Treinando em Pensamento, Vol. 1 (Bundle)
  type: MusicAlbum
  date published: 2019-01-30
album: Marcus & Dalto, Vol. 2
  type: MusicAlbum
  date published: 2019-04-05
album: Marcus e Dalto 2K20
  type: MusicAlbum
  date published: 2020-01-01
album: Resenha na Sala Vip
  type: MusicAlbum
  date published: 2022-07-29
album: Terminada (Ao Vivo)
  type: MusicAlbum
  date published: 2024-12-20
album: Aqui Sofre no Goiás (Ao Vivo)
  type: MusicAlbum
  date published: 2025-09-19
  track: Aqui Sofre no Goiás - Ao Vivo
    type: MusicRecording
    duration: PT2M53S
    duration ms: 173421
    explicit: false
    by artist: Marcus & Dalto
    in album: Aqui Sofre no Goiás (Ao Vivo)
      type: MusicAlbum
      date published: 2025-09-19
    genre: sertanejo
    isrc code: BR05Z2500065
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T18:13:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xe2e69a248759a4d1ce3dbfbe81bb715dff636bce0507054d138f9583693b5655
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956560
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956560
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BR05Z2500065
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T23:28:02Z
    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 0xe2e69a248759a4d1ce3dbfbe81bb715dff636bce0507054d138f9583693b5655. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), 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/BR05Z2500065.
      date published: 2026-07-03T23:28:02Z
    audio: Aqui Sofre no Goiás - Ao Vivo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 114.063
      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: 0.495
      additional property: Energy
        type: PropertyValue
        value: 0.869
      additional property: Speechiness
        type: PropertyValue
        value: 0.121
      additional property: Acousticness
        type: PropertyValue
        value: 0.539
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.65
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.566
      additional property: Loudness (dB)
        type: PropertyValue
        value: -3.438
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
track: Sem Direção - Acústico
track: Recomeçar - Acústico

Sem Direção - Acústico
type: MusicRecording
duration: PT4M4S
duration ms: 244238
explicit: false
by artist: Jefferson Moraes
by artist: Marcus & Dalto
in album: Acústico 2
  type: MusicAlbum
  date published: 2023-07-23
genre: sertanejo-universitario
genre: sertanejo
isrc code: QZNJY2337498
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T03:31:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fa033fb14cd7e022e86f12d892365a7cb29dff74bea5c1bca7eb93f3354a9d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2337498
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fa033fb14cd7e022e86f12d892365a7cb29dff74bea5c1bca7eb93f3354a9d1. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QZNJY2337498.
  date published: 2026-06-13T15:41:10Z
audio: Sem Direção - Acústico
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 149.172
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.677
  additional property: Energy
    type: PropertyValue
    value: 0.553
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.617
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.135
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.471
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.055
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Recomeçar - Acústico
type: MusicRecording
duration: PT3M31S
duration ms: 211019
explicit: false
by artist: Jefferson Moraes
by artist: Marcus & Dalto
in album: Acústico 2
  type: MusicAlbum
  date published: 2023-07-23
genre: sertanejo-universitario
genre: sertanejo
isrc code: QZNJY2337499
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T17:47:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x180783e99ebfae85b2c75c8c5f26b31e8974fbe579bdede28dbbb5f8426a518a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2337499
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x180783e99ebfae85b2c75c8c5f26b31e8974fbe579bdede28dbbb5f8426a518a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/QZNJY2337499.
  date published: 2026-06-13T15:41:10Z
audio: Recomeçar - Acústico
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.499
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.652
  additional property: Energy
    type: PropertyValue
    value: 0.709
  additional property: Speechiness
    type: PropertyValue
    value: 0.167
  additional property: Acousticness
    type: PropertyValue
    value: 0.618
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.478
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.487
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major