El Chino y la Diferencia
type: MusicGroup
genre: mambo
genre: salsa
genre: timba
popularity: 9
followers: 1301
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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  value: 2026-06-20T08:57:02Z
additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x593a76dc923131070deb60409cc6ed36906cecb15e537d09d6a086bc78c6353f. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a6144dce-de4e-4117-9316-b648edfbe54a.json and https://artists.proofprofile.net/proofs/artist/a6144dce-de4e-4117-9316-b648edfbe54a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T08:57:02Z
  text: {"copyright_id":"0x593a76dc923131070deb60409cc6ed36906cecb15e537d09d6a086bc78c6353f","name":"El Chino y la Diferencia","registered_at":"2026-06-20T07:31:36Z","symbol":"NIM1554739","token_address":"0x7144fb4890441c72c9372fdd26ad888fb0150553","type":"artist","uuid":"a6144dce-de4e-4117-9316-b648edfbe54a"}
album: Mamboland
  type: MusicAlbum
  date published: 2017-04-28
album: Mamboland
  type: MusicAlbum
  date published: 2018-04-14
  track: Tres Marias
    type: MusicRecording
    duration: PT3M11S
    duration ms: 191625
    explicit: false
    by artist: El Chino y la Diferencia
    in album: Mamboland
      type: MusicAlbum
      date published: 2018-04-14
    genre: mambo
    genre: salsa
    genre: timba
    isrc code: ITDO81800457
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITDO81800457
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T23:25:50Z
    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 0x8859e3d4e4421b92622d5ff671c1ef9e690291ca81e8938a061b3eb2a2b2cbea. Chain 2 (Bitcoin): anchored in block 958212 (2026-07-15T23:25:50Z), 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/ITDO81800457.
      date published: 2026-07-15T23:25:50Z
    audio: Tres Marias
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 92.506
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.831
      additional property: Energy
        type: PropertyValue
        value: 0.769
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      additional property: Acousticness
        type: PropertyValue
        value: 0.671
      additional property: Instrumentalness
        type: PropertyValue
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      additional property: Liveness
        type: PropertyValue
        value: 0.072
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.958
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.534
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Guapo Na'
    type: MusicRecording
    duration: PT4M8S
    duration ms: 248000
    explicit: false
    by artist: El Chino y la Diferencia
    in album: Mamboland
      type: MusicAlbum
      date published: 2018-04-14
    genre: mambo
    genre: salsa
    genre: timba
    isrc code: ITDO81800461
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: CopyrightRegisteredAt
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T08:50:34Z
    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 0x447d1a3df5488b281c9636be99722feaef4651280c0e193d391d1a98d8afa5b0. Chain 2 (Bitcoin): anchored in block 958706 (2026-07-19T08:50:34Z), 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/ITDO81800461.
      date published: 2026-07-19T08:50:34Z
    audio: Guapo Na'
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 170.059
      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: 0.805
      additional property: Energy
        type: PropertyValue
        value: 0.633
      additional property: Speechiness
        type: PropertyValue
        value: 0.103
      additional property: Acousticness
        type: PropertyValue
        value: 0.509
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Santeros
album: Cuando Llego Yo a la Fiesta

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.23

Valence (Positivity)
type: PropertyValue
value: 0.77

Loudness (dB)
type: PropertyValue
value: -9.253

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Santeros
type: MusicAlbum
date published: 2019-06-15

Cuando Llego Yo a la Fiesta
type: MusicAlbum
date published: 2019-09-09
track: Cuando Llego Yo a la Fiesta
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234200
  explicit: false
  by artist: El Chino y la Diferencia
  in album: Cuando Llego Yo a la Fiesta
    type: MusicAlbum
    date published: 2019-09-09
  genre: mambo
  genre: salsa
  genre: timba
  isrc code: USHM91911582
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T13:49:40+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x4ca1d3e250c9877e02238e398fc35f37a7398ab7bafc04797c748014b9fb303f
  additional property: OTSHash
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    type: PropertyValue
    value: https://blockstream.info/api/block-height/959024
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91911582
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T16:52:34Z
  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 0x4ca1d3e250c9877e02238e398fc35f37a7398ab7bafc04797c748014b9fb303f. Chain 2 (Bitcoin): anchored in block 959024 (2026-07-21T16:52:34Z), 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/USHM91911582.
    date published: 2026-07-21T16:52:34Z
  audio: Cuando Llego Yo a la Fiesta
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.72
    additional property: Energy
      type: PropertyValue
      value: 0.936
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.24
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.099
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.687
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.079
    additional property: Key Name
      type: PropertyValue
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    additional property: Mode Name
      type: PropertyValue
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