Nicolas MC
type: MusicGroup
genre: brazilian hip hop
popularity: 3
followers: 237
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2cc401930a382b1a8cc7ab09b2ac7a75f41f6f6f42b1d497113becf3d16394b1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/95b18d40-7dfe-4259-a9e0-f3ad75540fb1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/95b18d40-7dfe-4259-a9e0-f3ad75540fb1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/95b18d40-7dfe-4259-a9e0-f3ad75540fb1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2cc401930a382b1a8cc7ab09b2ac7a75f41f6f6f42b1d497113becf3d16394b1","name":"Nicolas MC","registered_at":"2026-06-17T17:56:43Z","symbol":"NIM1473862","token_address":"0x653f2df02b9947a2780e555519ac78f096c546cc","type":"artist","uuid":"95b18d40-7dfe-4259-a9e0-f3ad75540fb1"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cc401930a382b1a8cc7ab09b2ac7a75f41f6f6f42b1d497113becf3d16394b1. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/95b18d40-7dfe-4259-a9e0-f3ad75540fb1.json and https://artists.proofprofile.net/proofs/artist/95b18d40-7dfe-4259-a9e0-f3ad75540fb1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
  text: {"copyright_id":"0x2cc401930a382b1a8cc7ab09b2ac7a75f41f6f6f42b1d497113becf3d16394b1","name":"Nicolas MC","registered_at":"2026-06-17T17:56:43Z","symbol":"NIM1473862","token_address":"0x653f2df02b9947a2780e555519ac78f096c546cc","type":"artist","uuid":"95b18d40-7dfe-4259-a9e0-f3ad75540fb1"}
album: Slow
  type: MusicAlbum
  date published: 2017-11-04
album: Somos o Futuro
  type: MusicAlbum
  date published: 2018-04-17
album: Somos o Futuro
  type: MusicAlbum
  date published: 2018-04-17
album: Herói
  type: MusicAlbum
  date published: 2018-08-22
album: Não Entenderam Nada
  type: MusicAlbum
  date published: 2018-11-20
album: Sabe de Nada
  type: MusicAlbum
  date published: 2019-08-22
album: Kick Zé
  type: MusicAlbum
  date published: 2019-08-27
album: Olhar de Maldade
  type: MusicAlbum
  date published: 2019-09-10
album: Voar
  type: MusicAlbum
  date published: 2020-03-16
album: Sereia
  type: MusicAlbum
  date published: 2020-04-02
album: Flagra
  type: MusicAlbum
  date published: 2020-05-08
album: Flagra
  type: MusicAlbum
  date published: 2020-05-08
album: Me Ouve e Gela
  type: MusicAlbum
  date published: 2021-03-25
album: A Fé e a Farsa
  type: MusicAlbum
  date published: 2021-05-04
album: A FÉ E A FARSA
  type: MusicAlbum
  date published: 2021-05-04
album: NO CORRE DO DIN
  type: MusicAlbum
  date published: 2021-07-30
album: No Corre do Din
  type: MusicAlbum
  date published: 2021-07-30
album: LITERATURA MARGINAL
  type: MusicAlbum
  date published: 2021-09-23
album: MENOR
  type: MusicAlbum
  date published: 2022-02-17
album: De Meca
  type: MusicAlbum
  date published: 2022-09-06
album: Manobra Perigosa
  type: MusicAlbum
  date published: 2023-02-17
album: Subestimado
  type: MusicAlbum
  date published: 2023-08-17
album: Subestimado
  type: MusicAlbum
  date published: 2023-08-17
album: Fragmentos
  type: MusicAlbum
  date published: 2025-08-01
  track: V.I.P (Pula Pula)
    type: MusicRecording
    duration: PT2M46S
    duration ms: 166510
    explicit: true
    by artist: Nicolas MC
    in album: Fragmentos
      type: MusicAlbum
      date published: 2025-08-01
    genre: brazilian hip hop
    isrc code: BRBID2500011
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T09:33:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4f121a0cafed836a3b906d3d1d15ab172ff6d7cb214533e8d8a90ff104160bc6
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958535
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958535
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRBID2500011
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T09:42:49Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f121a0cafed836a3b906d3d1d15ab172ff6d7cb214533e8d8a90ff104160bc6. Chain 2 (Bitcoin): anchored in block 958535 (2026-07-18T09:42:49Z), 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/BRBID2500011.
      date published: 2026-07-18T09:42:49Z
    audio: V.I.P (Pula Pula)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 136.625
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.586
      additional property: Energy
        type: PropertyValue
        value: 0.576
      additional property: Speechiness
        type: PropertyValue
        value: 0.249
      additional property: Acousticness
        type: PropertyValue
        value: 0.016
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.004
      additional property: Liveness
        type: PropertyValue
        value: 0.102
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.838
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.485
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Movimento Lento
    type: MusicRecording
    duration: PT2M47S
    duration ms: 167340
    explicit: true
    by artist: Nicolas MC
    in album: Fragmentos
    genre: brazilian hip hop
    isrc code: BRBID2500012
    additional property: CopyrightID
    additional property: CopyrightStatus
    additional property: CopyrightRegisteredAt
    additional property: CopyrightChainExplorerURL
    additional property: OTSHash
    additional property: OTSBitcoinBlock
    additional property: OTSBitcoinBlockVerifyURL
    additional property: OTSVerificationAPI
    additional property: OTSTimestamp
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
    audio: Movimento Lento
  track: Gang da Lupa de Noite
track: Set do Sapinho

Nicolas MC
type: MusicGroup

Fragmentos
type: MusicAlbum
date published: 2025-08-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-19T03:05:59+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x7d20e2834227cf5273e484b7b5cda5662284a92ff5389c469b850d7fdc20f4e4

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 958650

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958650

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRBID2500012

OTSTimestamp
type: PropertyValue
value: 2026-07-19T03:36:41Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d20e2834227cf5273e484b7b5cda5662284a92ff5389c469b850d7fdc20f4e4. Chain 2 (Bitcoin): anchored in block 958650 (2026-07-19T03:36:41Z), 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/BRBID2500012.
date published: 2026-07-19T03:36:41Z

Movimento Lento
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 119.905
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.653
additional property: Energy
  type: PropertyValue
  value: 0.483
additional property: Speechiness
  type: PropertyValue
  value: 0.307
additional property: Acousticness
  type: PropertyValue
  value: 0.053
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.086
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.652
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.955
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Gang da Lupa de Noite
type: MusicRecording
duration: PT2M39S
duration ms: 159582
explicit: true
by artist: Nicolas MC
in album: Fragmentos
  type: MusicAlbum
  date published: 2025-08-01
genre: brazilian hip hop
isrc code: BRBID2500013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T22:52:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f636e375aa0d810b2c133638a6218a35d8cef3203b27785b7fc6e20b85b1b2b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958942
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958942
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRBID2500013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T00:24:07Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f636e375aa0d810b2c133638a6218a35d8cef3203b27785b7fc6e20b85b1b2b. Chain 2 (Bitcoin): anchored in block 958942 (2026-07-21T00:24:07Z), 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/BRBID2500013.
  date published: 2026-07-21T00:24:07Z
audio: Gang da Lupa de Noite
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.603
  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: 0.568
  additional property: Energy
    type: PropertyValue
    value: 0.625
  additional property: Speechiness
    type: PropertyValue
    value: 0.313
  additional property: Acousticness
    type: PropertyValue
    value: 0.114
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.205
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.626
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.279
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Set do Sapinho
type: MusicRecording
duration: PT5M53S
duration ms: 353647
explicit: false
by artist: JS o Mão de Ouro
by artist: Tito JV
by artist: Thiaguinho MT
by artist: Nicolas MC
by artist: Andreo
by artist: Mc Vetão
by artist: Riketa
in album: Set do Sapinho
  type: MusicAlbum
  date published: 2023-07-21
isrc code: BCAPW2300179
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:51:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb0238a75cba6044fce4d1fe4263905f3a3dd8c965dbd360b7614ba4ad45040b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BCAPW2300179
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb0238a75cba6044fce4d1fe4263905f3a3dd8c965dbd360b7614ba4ad45040b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/BCAPW2300179.
  date published: 2026-07-08T03:20:19Z
audio: Set do Sapinho
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.139
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.713
  additional property: Energy
    type: PropertyValue
    value: 0.541
  additional property: Speechiness
    type: PropertyValue
    value: 0.487
  additional property: Acousticness
    type: PropertyValue
    value: 0.05
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.725
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.693
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major