Derker Bluer
type: MusicGroup
popularity: 24
followers: 7505
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfbf35ccffb2e2f446abd4bb8ab66e6974f4e3d00576750733e8156f164762714
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/08563c2a-5aee-432b-9615-cb363fbaf020.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/08563c2a-5aee-432b-9615-cb363fbaf020.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/08563c2a-5aee-432b-9615-cb363fbaf020
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfbf35ccffb2e2f446abd4bb8ab66e6974f4e3d00576750733e8156f164762714","name":"Derker Bluer","registered_at":"2026-06-11T11:19:22Z","symbol":"NIM0011723","token_address":"0xb05e021999226337338a9a2dc62342e676e39e7f","type":"artist","uuid":"08563c2a-5aee-432b-9615-cb363fbaf020"}
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 0xfbf35ccffb2e2f446abd4bb8ab66e6974f4e3d00576750733e8156f164762714. 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/08563c2a-5aee-432b-9615-cb363fbaf020.json and https://artists.proofprofile.net/proofs/artist/08563c2a-5aee-432b-9615-cb363fbaf020.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xfbf35ccffb2e2f446abd4bb8ab66e6974f4e3d00576750733e8156f164762714","name":"Derker Bluer","registered_at":"2026-06-11T11:19:22Z","symbol":"NIM0011723","token_address":"0xb05e021999226337338a9a2dc62342e676e39e7f","type":"artist","uuid":"08563c2a-5aee-432b-9615-cb363fbaf020"}
album: Tiny Little Adiantum (Spanish Cover)
  type: MusicAlbum
  date published: 2020
album: Mermelada de Gaviota
  type: MusicAlbum
  date published: 2021-09-22
album: Mermelada de Gaviota
  type: MusicAlbum
  date published: 2021-09-22
album: Derki Rapea en Cuarentena
  type: MusicAlbum
  date published: 2021-09-26
album: Minifalda
  type: MusicAlbum
  date published: 2021-09-26
album: Spaicy Meando
  type: MusicAlbum
  date published: 2021-09-26
  track: Spaicy Meando
    type: MusicRecording
    duration: PT1M44S
    duration ms: 104365
    explicit: true
    by artist: Derker Bluer
    in album: Spaicy Meando
      type: MusicAlbum
      date published: 2021-09-26
    isrc code: QZPJ32110296
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T22:34:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd4c4c82b1892eb4de8eddc63c9b25da9a28ec84e315d308a593ae7a290a16849
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958340
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958340
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32110296
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T00:53:26Z
    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 0xd4c4c82b1892eb4de8eddc63c9b25da9a28ec84e315d308a593ae7a290a16849. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), 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/QZPJ32110296.
      date published: 2026-07-17T00:53:26Z
    audio: Spaicy Meando
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 99.929
      additional property: Musical Key
        type: PropertyValue
        value: 10
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.862
      additional property: Energy
        type: PropertyValue
        value: 0.485
      additional property: Speechiness
        type: PropertyValue
        value: 0.101
      additional property: Acousticness
        type: PropertyValue
        value: 0.445
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.125
      additional property: Liveness
        type: PropertyValue
        value: 0.073
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.932
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.388
      additional property: Key Name
        type: PropertyValue
        value: Bb
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Spaicy Meando
  type: MusicAlbum
  date published: 2021-09-26
album: Derki Rapea en Cuarentena
  type: MusicAlbum
  date published: 2021-09-26
  track: Derki Rapea en Cuarentena
    type: MusicRecording
    duration: PT1M0S
    duration ms: 60629
    explicit: true
    by artist: Derker Bluer
    in album: Derki Rapea en Cuarentena
      type: MusicAlbum
      date published: 2021-09-26
    isrc code: QZPJ32110294
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T18:45:28+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc9f5775136549b10121cbc9999fee421221217d9cf78d498e1c1fee13f379648
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958316
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958316
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32110294
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-16T21:47:43Z
    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 0xc9f5775136549b10121cbc9999fee421221217d9cf78d498e1c1fee13f379648. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T21:47:43Z), 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/QZPJ32110294.
      date published: 2026-07-16T21:47:43Z
    audio: Derki Rapea en Cuarentena
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 99.981
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.89
      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: Cuando Vuelvas a Escuchar de Mi
album: Insomnio
album: Rises The Moon
album: Perrito en la Mochila
album: La Canción de Lemon
album: Yo Nunca Vi Televisión

Energy
type: PropertyValue
value: 0.337

Speechiness
type: PropertyValue
value: 0.198

Acousticness
type: PropertyValue
value: 0.667

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.076

Valence (Positivity)
type: PropertyValue
value: 0.784

Loudness (dB)
type: PropertyValue
value: -12.855

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Minor

Cuando Vuelvas a Escuchar de Mi
type: MusicAlbum
date published: 2021-09-26

Cuando Vuelvas a Escuchar de Mi
type: MusicAlbum
date published: 2021-09-26

Minifalda
type: MusicAlbum
date published: 2021-09-26

Insomnio
type: MusicAlbum
date published: 2022-04-06
track: Insomnio
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127977
  explicit: false
  by artist: Derker Bluer
  in album: Insomnio
    type: MusicAlbum
    date published: 2022-04-06
  isrc code: QZPJ32159999
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T11:44:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5a969832341cf64ed67879a8d268e7a9b0609d0b790d3e5a0e40cc2dabe92996
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958728
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958728
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPJ32159999
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-19T12:24:55Z
  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 0x5a969832341cf64ed67879a8d268e7a9b0609d0b790d3e5a0e40cc2dabe92996. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/QZPJ32159999.
    date published: 2026-07-19T12:24:55Z
  audio: Insomnio
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.065
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.868
    additional property: Energy
      type: PropertyValue
      value: 0.611
    additional property: Speechiness
      type: PropertyValue
      value: 0.089
    additional property: Acousticness
      type: PropertyValue
      value: 0.599
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.183
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.979
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.667
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Insomnio
type: MusicAlbum
date published: 2022-04-06

Rises The Moon
type: MusicAlbum
date published: 2024-01-24

Perrito en la Mochila
type: MusicAlbum
date published: 2024-06-18

La Canción de Lemon
type: MusicAlbum
date published: 2024-11-26

Yo Nunca Vi Televisión
type: MusicAlbum
date published: 2025-02-08