Yao & Zaa
type: MusicGroup
genre: champeta
popularity: 18
followers: 428
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x974436ffe6497a246e919c8af07f4f6a717bb14a4d88e350b0f2295d2818ac09
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953808
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953808
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4389fc3-4811-4808-a0b1-3be73aff1139.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4389fc3-4811-4808-a0b1-3be73aff1139.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f4389fc3-4811-4808-a0b1-3be73aff1139
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T16:45:15Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x974436ffe6497a246e919c8af07f4f6a717bb14a4d88e350b0f2295d2818ac09","name":"Yao & Zaa","registered_at":"2026-06-15T06:06:27Z","symbol":"NIM0705501","token_address":"0xa5494b2de1e3cd83e67288deae5e8bac8a1edb85","type":"artist","uuid":"f4389fc3-4811-4808-a0b1-3be73aff1139"}
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 0x974436ffe6497a246e919c8af07f4f6a717bb14a4d88e350b0f2295d2818ac09. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f4389fc3-4811-4808-a0b1-3be73aff1139.json and https://artists.proofprofile.net/proofs/artist/f4389fc3-4811-4808-a0b1-3be73aff1139.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T16:45:15Z
  text: {"copyright_id":"0x974436ffe6497a246e919c8af07f4f6a717bb14a4d88e350b0f2295d2818ac09","name":"Yao & Zaa","registered_at":"2026-06-15T06:06:27Z","symbol":"NIM0705501","token_address":"0xa5494b2de1e3cd83e67288deae5e8bac8a1edb85","type":"artist","uuid":"f4389fc3-4811-4808-a0b1-3be73aff1139"}
album: Los Lideres
  type: MusicAlbum
  date published: 2016-06-01
album: Los Lideres
  type: MusicAlbum
  date published: 2016-06-01
album: Los Lideres
  type: MusicAlbum
  date published: 2016-07-14
album: El Celular (Remaster 2021)
  type: MusicAlbum
  date published: 2016-07-16
  track: El Celular (Remaster 2021)
    type: MusicRecording
    duration: PT3M47S
    duration ms: 227535
    explicit: false
    by artist: Yao & Zaa
    in album: El Celular (Remaster 2021)
      type: MusicAlbum
      date published: 2016-07-16
    genre: champeta
    isrc code: ES71G2139597
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-11T05:51:38+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9ab1b03b13ec3a8ff99e93dd88f71237aff8891059f7f75766dfbee8113a5113
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957546
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957546
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES71G2139597
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-11T09:35:53Z
    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 0x9ab1b03b13ec3a8ff99e93dd88f71237aff8891059f7f75766dfbee8113a5113. Chain 2 (Bitcoin): anchored in block 957546 (2026-07-11T09:35:53Z), 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/ES71G2139597.
      date published: 2026-07-11T09:35:53Z
    audio: El Celular (Remaster 2021)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 121.991
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.745
      additional property: Energy
        type: PropertyValue
        value: 0.918
      additional property: Speechiness
        type: PropertyValue
        value: 0.032
      additional property: Acousticness
        type: PropertyValue
        value: 0.119
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.059
      additional property: Liveness
        type: PropertyValue
        value: 0.068
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.917
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.611
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Los Lideres
  type: MusicAlbum
  date published: 2016-07-16
  track: El Celular
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232620
    explicit: false
    by artist: Yao & Zaa
    in album: Los Lideres
      type: MusicAlbum
      date published: 2016-07-16
    genre: champeta
    isrc code: CA5KR1508218
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T06:13:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x5bde9729ebe83ec287b0133665f5865833e575e0dfa4eae2af0e5ddc6a179f5e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958838
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958838
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR1508218
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T07:01:21Z
    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 0x5bde9729ebe83ec287b0133665f5865833e575e0dfa4eae2af0e5ddc6a179f5e. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T07:01:21Z), 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/CA5KR1508218.
      date published: 2026-07-20T07:01:21Z
    audio: El Celular
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 122.025
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.69
      additional property: Energy
        type: PropertyValue
        value: 0.915
      additional property: Speechiness
        type: PropertyValue
        value: 0.067
      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: Maluco
album: Sinvergüenza y Vagabundo

Acousticness
type: PropertyValue
value: 0.074

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.348

Valence (Positivity)
type: PropertyValue
value: 0.951

Loudness (dB)
type: PropertyValue
value: -5.538

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Maluco
type: MusicAlbum
date published: 2021-10-01

Sinvergüenza y Vagabundo
type: MusicAlbum
date published: 2022-08-19