Juba
type: MusicGroup
genre: german hip hop
description: thumb|upright=1.45|Juba, Anglo-Egyptian Sudan in the 1930s Juba is the capital and largest city of South Sudan. The city is situated on the White Nile and also serves as the capital of the Central Eq
popularity: 5
followers: 811
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d8ba1421523e602acac6de13dd7e0a1e87f3784248d6bd8667e4f8fabcacd6e. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f3f4b238-8d21-425e-ae00-45de9a9cdbb7.json and https://artists.proofprofile.net/proofs/artist/f3f4b238-8d21-425e-ae00-45de9a9cdbb7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
album: Deja Vu
  type: MusicAlbum
  date published: 2017-12-01
  track: Deja Vu
    type: MusicRecording
    duration: PT3M21S
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    explicit: false
    by artist: Juba
    in album: Deja Vu
      type: MusicAlbum
      date published: 2017-12-01
    genre: german hip hop
    isrc code: TCADJ1779114
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    additional property: OTSTimestamp
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      value: 2026-07-05T18:48:28Z
    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 0xaaf3759ec7ca55644031c3f5fd0f0cbacf0baf86cef6f621309bda753947e74f. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), 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/TCADJ1779114.
      date published: 2026-07-05T18:48:28Z
    audio: Deja Vu
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
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      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
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      additional property: Speechiness
        type: PropertyValue
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
        type: PropertyValue
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      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.617
      additional property: Loudness (dB)
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      additional property: Key Name
        type: PropertyValue
        value: F#
      additional property: Mode Name
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album: Deja Vu
  type: MusicAlbum
  date published: 2017-12-01
album: Tresi
  type: MusicAlbum
  date published: 2019-12-13
album: Apparat
  type: MusicAlbum
  date published: 2020-05-15
album: Hyänen
  type: MusicAlbum
  date published: 2020-08-07
album: Yalniz
  type: MusicAlbum
  date published: 2020-09-04
  track: Yalniz
album: Gift
  type: MusicAlbum
  date published: 2020-10-16

Yalniz
type: MusicRecording
duration: PT3M4S
duration ms: 184948
explicit: false
by artist: Juba
in album: Yalniz
  type: MusicAlbum
  date published: 2020-09-04
genre: german hip hop
isrc code: CH7812060739
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additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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  value: true
additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e8637a8bb01123a293bd6308bb472ada48d550be0727979b136d57b42787740. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/CH7812060739.
  date published: 2026-07-02T05:09:12Z
audio: Yalniz
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Acousticness
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