Nuria Saba
type: MusicGroup
popularity: 18
followers: 3696
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1c51b2893e7ac361282218131a72467dbe02ed5c2ad908216990285eee8d13c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953707
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953707
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7e3e2c9e-ce22-49cc-b379-74ea16b1ff02.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7e3e2c9e-ce22-49cc-b379-74ea16b1ff02.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7e3e2c9e-ce22-49cc-b379-74ea16b1ff02
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T23:22:21Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb1c51b2893e7ac361282218131a72467dbe02ed5c2ad908216990285eee8d13c","name":"Nuria Saba","registered_at":"2026-06-14T17:39:51Z","symbol":"NIM0527334","token_address":"0xc967475b9a32a81faa13cdbd1c1e539524916290","type":"artist","uuid":"7e3e2c9e-ce22-49cc-b379-74ea16b1ff02"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1c51b2893e7ac361282218131a72467dbe02ed5c2ad908216990285eee8d13c. Chain 2 (Bitcoin): anchored in block 953707 (2026-06-14T23:22:21Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7e3e2c9e-ce22-49cc-b379-74ea16b1ff02.json and https://artists.proofprofile.net/proofs/artist/7e3e2c9e-ce22-49cc-b379-74ea16b1ff02.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T23:22:21Z
  text: {"copyright_id":"0xb1c51b2893e7ac361282218131a72467dbe02ed5c2ad908216990285eee8d13c","name":"Nuria Saba","registered_at":"2026-06-14T17:39:51Z","symbol":"NIM0527334","token_address":"0xc967475b9a32a81faa13cdbd1c1e539524916290","type":"artist","uuid":"7e3e2c9e-ce22-49cc-b379-74ea16b1ff02"}
album: Niña Ojos Púrpura (Track By Track)
  type: MusicAlbum
  date published: 2019-08-08
album: Niña Ojos Púrpura
  type: MusicAlbum
  date published: 2018-07-28
  track: Cerquita a Ti
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241617
    explicit: false
    by artist: Nuria Saba
    in album: Niña Ojos Púrpura
      type: MusicAlbum
      date published: 2018-07-28
    isrc code: PEMG91807002
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-27T22:47:00+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xedddcbb4c8a0bb07676413f2840063a17f018a73ebdea5867a367cd55bbbd1cd
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956304
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956304
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PEMG91807002
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:55:08Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedddcbb4c8a0bb07676413f2840063a17f018a73ebdea5867a367cd55bbbd1cd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/PEMG91807002.
      date published: 2026-07-02T03:55:08Z
    audio: Cerquita a Ti
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 133.429
      additional property: Musical Key
        type: PropertyValue
        value: 2
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.552
      additional property: Energy
        type: PropertyValue
        value: 0.486
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      additional property: Acousticness
        type: PropertyValue
        value: 0.809
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.125
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.223
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.351
      additional property: Key Name
        type: PropertyValue
        value: D
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Se Fue la Luz
    type: MusicRecording
    duration: PT3M15S
    duration ms: 195104
    explicit: false
    by artist: Nuria Saba
    in album: Niña Ojos Púrpura
      type: MusicAlbum
      date published: 2018-07-28
    isrc code: PEMG91807004
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-10T23:16:57+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8f3cd054513651dcd621e0c496f25fb44a0714bdc405da5f9fdb72f40722c934
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 953520
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/953520
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PEMG91807004
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T13:32:09Z
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f3cd054513651dcd621e0c496f25fb44a0714bdc405da5f9fdb72f40722c934. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/PEMG91807004.
      date published: 2026-06-13T13:32:09Z
    audio: Se Fue la Luz
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 147.897
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.777
      additional property: Energy
        type: PropertyValue
        value: 0.39
      additional property: Speechiness
        type: PropertyValue
        value: 0.053
      additional property: Acousticness
        type: PropertyValue
        value: 0.646
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.087
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.817
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Lennon Fue Sirena
album: Sabrás Volver
album: Me Voy
album: Algún Día Quizás
album: Loca por Ti
album: Viento del Sur
album: Animales Extraños
album: Mango
album: Cosas Que No Se Ven
album: Contigo la Vida
album: Una Vez Más
album: Instinto
album: Maravillosos
album: Sueño en la Altura
album: Se Fue la Luz
album: Cuerpo
album: Archipiélago
album: Si Te Vuelvo a Ver

Loudness (dB)
type: PropertyValue
value: -14.897

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Lennon Fue Sirena
type: MusicAlbum
date published: 2024-07-25

Sabrás Volver
type: MusicAlbum
date published: 2024-01-18
track: Sabrás Volver
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177349
  explicit: false
  by artist: Nuria Saba
  by artist: Lorena Blume
  in album: Sabrás Volver
    type: MusicAlbum
    date published: 2024-01-18
  isrc code: QMFMG2340360
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T14:58:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb948d7f3cc13c1bb0b0a822ac79928722f0c2354205052b9a2590c07e1bff3a4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959144
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959144
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMG2340360
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T15:38:35Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb948d7f3cc13c1bb0b0a822ac79928722f0c2354205052b9a2590c07e1bff3a4. Chain 2 (Bitcoin): anchored in block 959144 (2026-07-22T15:38:35Z), 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/QMFMG2340360.
    date published: 2026-07-22T15:38:35Z
  audio: Sabrás Volver
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 120.744
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.563
    additional property: Energy
      type: PropertyValue
      value: 0.122
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.913
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.163
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.308
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.99
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Major

Me Voy
type: MusicAlbum
date published: 2023-06-02

Algún Día Quizás
type: MusicAlbum
date published: 2023-04-21
track: Algún Día Quizás
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195525
  explicit: false
  by artist: Nuria Saba
  by artist: Adrián Bello
  in album: Algún Día Quizás
    type: MusicAlbum
    date published: 2023-04-21
  isrc code: QM4TX2385107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T07:36:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x14c010cf5eb009256a63db4811b8513a96e8cf8319e1fd8e6d56371fb647caa1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2385107
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14c010cf5eb009256a63db4811b8513a96e8cf8319e1fd8e6d56371fb647caa1. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/QM4TX2385107.
    date published: 2026-07-02T03:30:09Z
  audio: Algún Día Quizás
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.735
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.652
    additional property: Energy
      type: PropertyValue
      value: 0.651
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.797
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.092
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.639
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.794
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

Loca por Ti
type: MusicAlbum
date published: 2023-02-17

Viento del Sur
type: MusicAlbum
date published: 2022-07-01

Animales Extraños
type: MusicAlbum
date published: 2022-04-01

Mango
type: MusicAlbum
date published: 2021-12-10

Cosas Que No Se Ven
type: MusicAlbum
date published: 2021-09-24

Contigo la Vida
type: MusicAlbum
date published: 2021-07-02

Una Vez Más
type: MusicAlbum
date published: 2020-12-04

Instinto
type: MusicAlbum
date published: 2020-10-23

Maravillosos
type: MusicAlbum
date published: 2020-08-07

Sueño en la Altura
type: MusicAlbum
date published: 2020-02-07

Se Fue la Luz
type: MusicAlbum
date published: 2019-04-26

Cuerpo
type: MusicAlbum
date published: 2018-08-08

Archipiélago
type: MusicAlbum
date published: 2023-11-03

Si Te Vuelvo a Ver
type: MusicAlbum
date published: 2021-12-03