Nacha Nava
type: MusicGroup
popularity: 7
followers: 132
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4e4d7168c08858e9ae278bfda764b0f4e060111cbed1e3b848eeec0dd366ef2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3d0e3aa2-b4e4-4689-9998-8c5e60c37637.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3d0e3aa2-b4e4-4689-9998-8c5e60c37637.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3d0e3aa2-b4e4-4689-9998-8c5e60c37637
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa4e4d7168c08858e9ae278bfda764b0f4e060111cbed1e3b848eeec0dd366ef2","name":"Nacha Nava","registered_at":"2026-06-16T10:48:42Z","symbol":"NIM1028280","token_address":"0x3adf13842de4336ea23fad96255a3b6f0b5a9098","type":"artist","uuid":"3d0e3aa2-b4e4-4689-9998-8c5e60c37637"}
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 0xa4e4d7168c08858e9ae278bfda764b0f4e060111cbed1e3b848eeec0dd366ef2. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3d0e3aa2-b4e4-4689-9998-8c5e60c37637.json and https://artists.proofprofile.net/proofs/artist/3d0e3aa2-b4e4-4689-9998-8c5e60c37637.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xa4e4d7168c08858e9ae278bfda764b0f4e060111cbed1e3b848eeec0dd366ef2","name":"Nacha Nava","registered_at":"2026-06-16T10:48:42Z","symbol":"NIM1028280","token_address":"0x3adf13842de4336ea23fad96255a3b6f0b5a9098","type":"artist","uuid":"3d0e3aa2-b4e4-4689-9998-8c5e60c37637"}
album: Nacha Nava
  type: MusicAlbum
  date published: 2014-07-14
album: Ven y Quédate
  type: MusicAlbum
  date published: 2018-03-23
album: Eterna (Radio Edit)
  type: MusicAlbum
  date published: 2019-03-01
album: Hoy Me Voy
  type: MusicAlbum
  date published: 2019-10-11
album: Eterna
  type: MusicAlbum
  date published: 2021-11-19
album: Mi Juego Favorito
  type: MusicAlbum
  date published: 2022-11-25
album: Viejas Historias
  type: MusicAlbum
  date published: 2024-05-30
  track: Viejas Historias
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212661
    explicit: false
    by artist: Nacha Nava
    in album: Viejas Historias
      type: MusicAlbum
      date published: 2024-05-30
    isrc code: QZTRX2451759
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-20T09:22:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf3781aad508a86111995ab2e8a9b7455f26eb2675ba169e7cb68d922d93db28c
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958857
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958857
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2451759
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-20T09:45:25Z
    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 0xf3781aad508a86111995ab2e8a9b7455f26eb2675ba169e7cb68d922d93db28c. Chain 2 (Bitcoin): anchored in block 958857 (2026-07-20T09:45:25Z), 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/QZTRX2451759.
      date published: 2026-07-20T09:45:25Z
    audio: Viejas Historias
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 174.925
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.461
      additional property: Energy
        type: PropertyValue
        value: 0.843
      additional property: Speechiness
        type: PropertyValue
        value: 0.043
      additional property: Acousticness
        type: PropertyValue
        value: 0.015
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.129
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.671
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.466
      additional property: Key Name
        type: PropertyValue
        value: G
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Soy
  type: MusicAlbum
  date published: 2024-10-24
  track: Soy
    type: MusicRecording
    duration: PT3M22S
    duration ms: 202755
    explicit: false
    by artist: Nacha Nava
    in album: Soy
      type: MusicAlbum
      date published: 2024-10-24
    isrc code: QZZ8A2422870
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T23:04:56+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4708f93af8958cf238b5cea8030032721081b72e66019029096dd6f3923a4725
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958627
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958627
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ8A2422870
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T23:33:54Z
    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 0x4708f93af8958cf238b5cea8030032721081b72e66019029096dd6f3923a4725. Chain 2 (Bitcoin): anchored in block 958627 (2026-07-18T23:33:54Z), 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/QZZ8A2422870.
      date published: 2026-07-18T23:33:54Z
    audio: Soy
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 140.051
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.579
      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: Llámame
album: Como Fueron las Cosas

Energy
type: PropertyValue
value: 0.429

Speechiness
type: PropertyValue
value: 0.026

Acousticness
type: PropertyValue
value: 0.032

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.126

Valence (Positivity)
type: PropertyValue
value: 0.294

Loudness (dB)
type: PropertyValue
value: -8.071

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Major

Llámame
type: MusicAlbum
date published: 2025-02-28
track: Llámame
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179420
  explicit: false
  by artist: Nacha Nava
  in album: Llámame
    type: MusicAlbum
    date published: 2025-02-28
  isrc code: USLZJ2551661
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T16:21:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9d860d202b1fc6d5ef075737314396c333d11fb551c89518d8c1d69b92e4a0f1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLZJ2551661
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  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 0x9d860d202b1fc6d5ef075737314396c333d11fb551c89518d8c1d69b92e4a0f1. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/USLZJ2551661.
    date published: 2026-07-05T19:27:56Z
  audio: Llámame
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.092
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.644
    additional property: Energy
      type: PropertyValue
      value: 0.854
    additional property: Speechiness
      type: PropertyValue
      value: 0.039
    additional property: Acousticness
      type: PropertyValue
      value: 0.029
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.179
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.673
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.24
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Como Fueron las Cosas
type: MusicAlbum
date published: 2025-08-01