Cedreños
type: MusicGroup
genre: sierreño
popularity: 22
followers: 447
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf97ecf613722407f201dd43f585349908362366c592b683a1f3ac94c583d3d7c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c00ba3e2-c887-40d8-8444-b9d233ba17bb.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c00ba3e2-c887-40d8-8444-b9d233ba17bb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c00ba3e2-c887-40d8-8444-b9d233ba17bb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf97ecf613722407f201dd43f585349908362366c592b683a1f3ac94c583d3d7c","name":"Cedreños","registered_at":"2026-06-12T08:53:41Z","symbol":"NIM0248134","token_address":"0x13820e748d312500fe0e0fefb89e9dc45630a8f1","type":"artist","uuid":"c00ba3e2-c887-40d8-8444-b9d233ba17bb"}
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 0xf97ecf613722407f201dd43f585349908362366c592b683a1f3ac94c583d3d7c. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c00ba3e2-c887-40d8-8444-b9d233ba17bb.json and https://artists.proofprofile.net/proofs/artist/c00ba3e2-c887-40d8-8444-b9d233ba17bb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xf97ecf613722407f201dd43f585349908362366c592b683a1f3ac94c583d3d7c","name":"Cedreños","registered_at":"2026-06-12T08:53:41Z","symbol":"NIM0248134","token_address":"0x13820e748d312500fe0e0fefb89e9dc45630a8f1","type":"artist","uuid":"c00ba3e2-c887-40d8-8444-b9d233ba17bb"}
album: La Vecindad
  type: MusicAlbum
  date published: 2021-07-29
  track: La Vecindad
    type: MusicRecording
    duration: PT3M0S
    duration ms: 180950
    explicit: false
    by artist: Cedreños
    in album: La Vecindad
      type: MusicAlbum
      date published: 2021-07-29
    genre: sierreño
    isrc code: QZK6J2126443
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T19:39:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x98a723150dbc4db23f4f759fc8b07bb0dad14d2813742e1325fbcfe5c304d620
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957754
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957754
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2126443
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T21:26:22Z
    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 0x98a723150dbc4db23f4f759fc8b07bb0dad14d2813742e1325fbcfe5c304d620. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/QZK6J2126443.
      date published: 2026-07-12T21:26:22Z
    audio: La Vecindad
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 113.528
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.791
      additional property: Energy
        type: PropertyValue
        value: 0.801
      additional property: Speechiness
        type: PropertyValue
        value: 0.03
      additional property: Acousticness
        type: PropertyValue
        value: 0.76
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.054
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.951
      additional property: Loudness (dB)
        type: PropertyValue
        value: -4.949
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: La Princesa
  type: MusicAlbum
  date published: 2021-07-30
  track: La Princesa
    type: MusicRecording
    duration: PT3M18S
    duration ms: 198034
    explicit: false
    by artist: Cedreños
    in album: La Princesa
      type: MusicAlbum
      date published: 2021-07-30
    genre: sierreño
    isrc code: QZK6J2128928
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T14:15:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc957cb3e9a89e0a495e4c7f1a3ef28ed5fca27e1718409741d5772dc37c28597
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958166
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958166
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2128928
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T15:55:19Z
    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 0xc957cb3e9a89e0a495e4c7f1a3ef28ed5fca27e1718409741d5772dc37c28597. Chain 2 (Bitcoin): anchored in block 958166 (2026-07-15T15:55:19Z), 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/QZK6J2128928.
      date published: 2026-07-15T15:55:19Z
    audio: La Princesa
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 159.845
      additional property: Musical Key
        type: PropertyValue
        value: 3
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.528
      additional property: Energy
        type: PropertyValue
        value: 0.554
      additional property: Speechiness
        type: PropertyValue
        value: 0.051
      additional property: Acousticness
        type: PropertyValue
        value: 0.521
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.147
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Zopilotito
album: El Centenario (En Vivo)

Valence (Positivity)
type: PropertyValue
value: 0.818

Loudness (dB)
type: PropertyValue
value: -6.617

Key Name
type: PropertyValue
value: Eb

Mode Name
type: PropertyValue
value: Major

Zopilotito
type: MusicRecording
duration: PT4M20S
duration ms: 260075
explicit: false
by artist: Cedreños
in album: La Princesa
  type: MusicAlbum
  date published: 2021-07-30
genre: sierreño
isrc code: QZK6J2128930
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-12T19:06:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x26630ffdf9a5508dab980491bb5d55adb1e1b6022fa022e1333cda8cd9e854e1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957745
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957745
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2128930
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-12T19:20:20Z
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 0x26630ffdf9a5508dab980491bb5d55adb1e1b6022fa022e1333cda8cd9e854e1. Chain 2 (Bitcoin): anchored in block 957745 (2026-07-12T19:20:20Z), 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/QZK6J2128930.
  date published: 2026-07-12T19:20:20Z
audio: Zopilotito
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.842
  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: 0.692
  additional property: Energy
    type: PropertyValue
    value: 0.758
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.216
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.968
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.34
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Centenario (En Vivo)
type: MusicAlbum
date published: 2023-05-11
track: El Centenario (En Vivo)
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175568
  explicit: false
  by artist: Cedreños
  in album: El Centenario (En Vivo)
    type: MusicAlbum
    date published: 2023-05-11
  genre: sierreño
  isrc code: QZDQH2368002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T08:13:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6bc16f9325657b960101ec891c6c8507dbf0a09906540ffb5c09b123eb350154
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958991
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958991
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDQH2368002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T11:07:32Z
  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 0x6bc16f9325657b960101ec891c6c8507dbf0a09906540ffb5c09b123eb350154. Chain 2 (Bitcoin): anchored in block 958991 (2026-07-21T11:07:32Z), 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/QZDQH2368002.
    date published: 2026-07-21T11:07:32Z
  audio: El Centenario (En Vivo)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.769
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.725
    additional property: Energy
      type: PropertyValue
      value: 0.571
    additional property: Speechiness
      type: PropertyValue
      value: 0.047
    additional property: Acousticness
      type: PropertyValue
      value: 0.538
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.194
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.852
    additional property: Loudness (dB)
      type: PropertyValue
      value: -11.216
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major