Little Quail and The Mad Birds
type: MusicGroup
genre: brazilian rock
genre: melodic hardcore
popularity: 12
followers: 3531
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2b1e8f33266a186b1936058b8df03c6595c1da7cfdc9b3f41d82e688c781ba82
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953641
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953641
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3c0e09ad-b5e2-474d-807e-bde19f5bc440.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3c0e09ad-b5e2-474d-807e-bde19f5bc440.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3c0e09ad-b5e2-474d-807e-bde19f5bc440
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T13:54:28Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2b1e8f33266a186b1936058b8df03c6595c1da7cfdc9b3f41d82e688c781ba82","name":"Little Quail and The Mad Birds","registered_at":"2026-06-14T10:44:59Z","symbol":"NIM0428337","token_address":"0x51998d6e3bd4b81ab8c83d87ae7771daca29d706","type":"artist","uuid":"3c0e09ad-b5e2-474d-807e-bde19f5bc440"}
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 0x2b1e8f33266a186b1936058b8df03c6595c1da7cfdc9b3f41d82e688c781ba82. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3c0e09ad-b5e2-474d-807e-bde19f5bc440.json and https://artists.proofprofile.net/proofs/artist/3c0e09ad-b5e2-474d-807e-bde19f5bc440.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T13:54:28Z
  text: {"copyright_id":"0x2b1e8f33266a186b1936058b8df03c6595c1da7cfdc9b3f41d82e688c781ba82","name":"Little Quail and The Mad Birds","registered_at":"2026-06-14T10:44:59Z","symbol":"NIM0428337","token_address":"0x51998d6e3bd4b81ab8c83d87ae7771daca29d706","type":"artist","uuid":"3c0e09ad-b5e2-474d-807e-bde19f5bc440"}
album: Demo-Tape
  type: MusicAlbum
  date published: 1992
album: Demo-Tape
  type: MusicAlbum
  date published: 1992
album: Lírou Quêiol En De Méd Bãrds
  type: MusicAlbum
  date published: 1994
  track: 1,2,3,4
    type: MusicRecording
    duration: PT1M40S
    duration ms: 100133
    explicit: false
    by artist: Little Quail and The Mad Birds
    in album: Lírou Quêiol En De Méd Bãrds
      type: MusicAlbum
      date published: 1994
    genre: brazilian rock
    genre: melodic hardcore
    isrc code: BRGTN1700019
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T07:00:16+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3e1ac9d66c3c9036daa1bbe30e8142442683fe231e7b28d8bc75934e5d7c075d
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956656
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956656
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRGTN1700019
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T14:03:39Z
    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 0x3e1ac9d66c3c9036daa1bbe30e8142442683fe231e7b28d8bc75934e5d7c075d. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/BRGTN1700019.
      date published: 2026-07-04T14:03:39Z
    audio: 1,2,3,4
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 142.398
      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: 0.245
      additional property: Energy
        type: PropertyValue
        value: 0.981
      additional property: Speechiness
        type: PropertyValue
        value: 0.22
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.007
      additional property: Liveness
        type: PropertyValue
        value: 0.511
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.651
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.563
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Família Que Briga Unida Permanece Unida
    type: MusicRecording
    duration: PT2M38S
    duration ms: 158240
    explicit: false
    by artist: Little Quail and The Mad Birds
    in album: Lírou Quêiol En De Méd Bãrds
      type: MusicAlbum
      date published: 1994
    genre: brazilian rock
    genre: melodic hardcore
    isrc code: BRGTN1700021
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T19:33:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2e2a970c2827abdbba74a0ce2728dfd87c2623f60fb499526f05e3ad205c8465
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958775
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958775
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRGTN1700021
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T22:36:00Z
    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 0x2e2a970c2827abdbba74a0ce2728dfd87c2623f60fb499526f05e3ad205c8465. Chain 2 (Bitcoin): anchored in block 958775 (2026-07-19T22:36:00Z), 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/BRGTN1700021.
      date published: 2026-07-19T22:36:00Z
    audio: Família Que Briga Unida Permanece Unida
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 105.387
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.35
      additional property: Energy
        type: PropertyValue
        value: 0.797
      additional property: Speechiness
        type: PropertyValue
        value: 0.053
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Samba Do Arnesto
  track: Aquela
album: Lírou Quêiol en de Méd Bãrds
album: A Primeira Vez Que Você Me Beijou
album: EP
album: Compacto

Instrumentalness
type: PropertyValue
value: 0.035

Liveness
type: PropertyValue
value: 0.282

Valence (Positivity)
type: PropertyValue
value: 0.786

Loudness (dB)
type: PropertyValue
value: -9.7

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Samba Do Arnesto
type: MusicRecording
duration: PT1M57S
duration ms: 117760
explicit: false
by artist: Little Quail and The Mad Birds
in album: Lírou Quêiol En De Méd Bãrds
  type: MusicAlbum
  date published: 1994
genre: brazilian rock
genre: melodic hardcore
isrc code: BRGTN1700022
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T07:02:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ead377120ffca2bc0e6f6da0290566e6e4b553f4fd0e012373ef84299e1c890
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/BRGTN1700022
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 0x4ead377120ffca2bc0e6f6da0290566e6e4b553f4fd0e012373ef84299e1c890. 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/BRGTN1700022.
  date published: 2026-07-04T11:19:20Z
audio: Samba Do Arnesto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 77.815
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.401
  additional property: Energy
    type: PropertyValue
    value: 0.941
  additional property: Speechiness
    type: PropertyValue
    value: 0.162
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.12
  additional property: Liveness
    type: PropertyValue
    value: 0.248
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.807
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.573
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Aquela
type: MusicRecording
duration: PT3M13S
duration ms: 193106
explicit: false
by artist: Little Quail and The Mad Birds
in album: Lírou Quêiol En De Méd Bãrds
  type: MusicAlbum
  date published: 1994
genre: brazilian rock
genre: melodic hardcore
isrc code: BRGTN1700029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T12:24:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdb6deb9f6837b804b11eb8d3b4eb3415caf9af83e75639efd1c711fa2b703a03
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956551
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956551
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRGTN1700029
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-03T21:18:05Z
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 0xdb6deb9f6837b804b11eb8d3b4eb3415caf9af83e75639efd1c711fa2b703a03. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/BRGTN1700029.
  date published: 2026-07-03T21:18:05Z
audio: Aquela
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.994
  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: 0.295
  additional property: Energy
    type: PropertyValue
    value: 0.956
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.793
  additional property: Liveness
    type: PropertyValue
    value: 0.352
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.553
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.632
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lírou Quêiol En De Méd Bãrds
type: MusicAlbum
date published: 1994

Lírou Quêiol en de Méd Bãrds
type: MusicAlbum
date published: 1994-09-09

A Primeira Vez Que Você Me Beijou
type: MusicAlbum
date published: 1996-04-20

A Primeira Vez Que Você Me Beijou
type: MusicAlbum
date published: 1996-04-20

EP
type: MusicAlbum
date published: 1998

EP
type: MusicAlbum
date published: 1998

Compacto
type: MusicAlbum
date published: 2015

Compacto
type: MusicAlbum
date published: 2015