Mexican Rare Groove
type: MusicGroup
genre: chicha
genre: cumbia
popularity: 11
followers: 2739
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x396a13657ac5a9a5c99fa2c4176ed29f61bab9c4dcdb484ef3228a784c02b4b5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953657
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953657
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4ce709fd-df04-48e8-ac5a-54075a3c5734.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4ce709fd-df04-48e8-ac5a-54075a3c5734.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4ce709fd-df04-48e8-ac5a-54075a3c5734
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T16:43:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x396a13657ac5a9a5c99fa2c4176ed29f61bab9c4dcdb484ef3228a784c02b4b5","name":"Mexican Rare Groove","registered_at":"2026-06-14T12:32:12Z","symbol":"NIM0453908","token_address":"0x82e15f8293f2fbec6e7806f4b3ed48028d6c3c2b","type":"artist","uuid":"4ce709fd-df04-48e8-ac5a-54075a3c5734"}
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 0x396a13657ac5a9a5c99fa2c4176ed29f61bab9c4dcdb484ef3228a784c02b4b5. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4ce709fd-df04-48e8-ac5a-54075a3c5734.json and https://artists.proofprofile.net/proofs/artist/4ce709fd-df04-48e8-ac5a-54075a3c5734.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T16:43:25Z
  text: {"copyright_id":"0x396a13657ac5a9a5c99fa2c4176ed29f61bab9c4dcdb484ef3228a784c02b4b5","name":"Mexican Rare Groove","registered_at":"2026-06-14T12:32:12Z","symbol":"NIM0453908","token_address":"0x82e15f8293f2fbec6e7806f4b3ed48028d6c3c2b","type":"artist","uuid":"4ce709fd-df04-48e8-ac5a-54075a3c5734"}
album: TE AMÍSIMO
  type: MusicAlbum
  date published: 2021-03-31
album: TE AMÍSIMO
  type: MusicAlbum
  date published: 2021-03-31
album: AFROMEXICAN
  type: MusicAlbum
  date published: 2021-06-25
  track: CUMBIA 65
    type: MusicRecording
    duration: PT5M45S
    duration ms: 345048
    explicit: false
    by artist: Mexican Rare Groove
    in album: AFROMEXICAN
      type: MusicAlbum
      date published: 2021-06-25
    genre: chicha
    genre: cumbia
    isrc code: SE6QE2147426
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T05:05:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9a72027054b894b1dcb52dc76bef138131987ffc2d8b9bd53ff81017dc49394c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE6QE2147426
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0x9a72027054b894b1dcb52dc76bef138131987ffc2d8b9bd53ff81017dc49394c. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/SE6QE2147426.
      date published: 2026-07-18T12:14:37Z
    audio: CUMBIA 65
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 190.008
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.551
      additional property: Energy
        type: PropertyValue
        value: 0.466
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.006
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.922
      additional property: Liveness
        type: PropertyValue
        value: 0.241
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.931
      additional property: Loudness (dB)
        type: PropertyValue
        value: -9.589
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: SONIDO 19 - 20
  type: MusicAlbum
  date published: 2021-07-09
album: AFROMEXICAN, VOL. 2
  type: MusicAlbum
  date published: 2021-08-14
album: AFROMEXICAN, Vol. 3
  type: MusicAlbum
  date published: 2021-12-10
album: Afromexican, Vol. 4
  type: MusicAlbum
  date published: 2022-10-14
  track: Mal de ojo
    type: MusicRecording
    duration: PT8M20S
    duration ms: 500421
    explicit: false
    by artist: Mexican Rare Groove
    in album: Afromexican, Vol. 4
      type: MusicAlbum
      date published: 2022-10-14
    genre: chicha
    genre: cumbia
    isrc code: SE6XY2284827
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T00:30:01+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7d7815728bdbc39cf52385d44e61b52306ee223e37d96c09b374637167c1d330
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956738
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956738
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE6XY2284827
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T04:47:21Z
    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 0x7d7815728bdbc39cf52385d44e61b52306ee223e37d96c09b374637167c1d330. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/SE6XY2284827.
      date published: 2026-07-05T04:47:21Z
    audio: Mal de ojo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 94.035
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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: AFROMEXICAN, VOL. 5
album: Mexikan Bukanero, Pt. 1
album: AFROMEXICAN, Vol. 6

Danceability
type: PropertyValue
value: 0.618

Energy
type: PropertyValue
value: 0.491

Speechiness
type: PropertyValue
value: 0.03

Acousticness
type: PropertyValue
value: 0.042

Instrumentalness
type: PropertyValue
value: 0.35

Liveness
type: PropertyValue
value: 0.059

Valence (Positivity)
type: PropertyValue
value: 0.424

Loudness (dB)
type: PropertyValue
value: -6.62

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Minor

AFROMEXICAN, VOL. 5
type: MusicAlbum
date published: 2023-02-20
track: La Cumbia de Lecumberri
  type: MusicRecording
  duration: PT5M46S
  duration ms: 346255
  explicit: false
  by artist: Mexican Rare Groove
  in album: AFROMEXICAN, VOL. 5
    type: MusicAlbum
    date published: 2023-02-20
  genre: chicha
  genre: cumbia
  isrc code: SE5752309373
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T00:25:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe3af1eed0026cbb2e1f85bd9552fb901575c377d136ae24f654ed24ef560e880
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SE5752309373
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:43:49Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3af1eed0026cbb2e1f85bd9552fb901575c377d136ae24f654ed24ef560e880. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), 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/SE5752309373.
    date published: 2026-07-05T01:43:49Z
  audio: La Cumbia de Lecumberri
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 183.998
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.675
    additional property: Energy
      type: PropertyValue
      value: 0.49
    additional property: Speechiness
      type: PropertyValue
      value: 0.078
    additional property: Acousticness
      type: PropertyValue
      value: 0.002
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.905
    additional property: Liveness
      type: PropertyValue
      value: 0.088
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.563
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.679
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Mexikan Bukanero, Pt. 1
type: MusicAlbum
date published: 2023-09-28

AFROMEXICAN, Vol. 6
type: MusicAlbum
date published: 2024-12-18