Krass
type: MusicGroup
genre: dark trap
genre: darkwave
genre: witch house
description: KRASS e. V. is a German non-profit organization founded in 2008 by Claudia Seidensticker who is a visual artist, committed to the promotion of educational and arts funding for children who are from un
popularity: 3
followers: 186
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954587
additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/bb151223-14df-4d81-82cc-abd2404f7d90.ots
additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/artist/bb151223-14df-4d81-82cc-abd2404f7d90.json
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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  value: 2026-06-20T19:10:41Z
additional property: OTSCanonicalRecord
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 0xc4774117cd4204a8dd6c7ebdb4dd4b9bad29cb8174bf905a3c15190af341f75b. Chain 2 (Bitcoin): anchored in block 954587 (2026-06-20T19:10:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bb151223-14df-4d81-82cc-abd2404f7d90.json and https://artists.proofprofile.net/proofs/artist/bb151223-14df-4d81-82cc-abd2404f7d90.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:10:41Z
album: Wen Interessiert Das ?
  type: MusicAlbum
  date published: 2009-10-16
album: Weekend
  type: MusicAlbum
  date published: 2015
album: Night
  type: MusicAlbum
  date published: 2016
album: Krool
  type: MusicAlbum
  date published: 2016-04-24
album: EXXIT
  type: MusicAlbum
  date published: 2018-02-23
album: Hast du Hunger oder Durst
  type: MusicAlbum
  date published: 2019-05-24
album: Le début de la faim
  type: MusicAlbum
  date published: 2019-06-28
album: Clic-Clac
  type: MusicAlbum
  date published: 2020-08-28
album: Plus
  type: MusicAlbum
  date published: 2020-09-18
album: Plus
  type: MusicAlbum
  date published: 2020-09-18
album: Un peu punk
  type: MusicAlbum
  date published: 2025-03-14
  track: Un peu punk
    type: MusicRecording
    duration: PT2M39S
    duration ms: 159544
    explicit: true
    by artist: Krass
    in album: Un peu punk
      type: MusicAlbum
      date published: 2025-03-14
    genre: dark trap
    genre: darkwave
    genre: witch house
    isrc code: CH6542509599
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    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 0xe7a8c2a4068cca468cd18795c413cf3b66376805340a4efd4dee571e94bab988. 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/CH6542509599.
      date published: 2026-07-05T19:27:56Z
    audio: Un peu punk
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 134.024
      additional property: Musical Key
        type: PropertyValue
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      additional property: Mode (Major/Minor)
        type: PropertyValue
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      additional property: Time Signature
        type: PropertyValue
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      additional property: Danceability
        type: PropertyValue
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      additional property: Speechiness
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      additional property: Liveness
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      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.474
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.367
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Paris nuit
  type: MusicAlbum
  date published: 2025-04-18
  track: Paris nuit
    type: MusicRecording
    duration: PT2M45S
    duration ms: 165550
    explicit: true
    by artist: Krass
    in album: Paris nuit
      type: MusicAlbum
      date published: 2025-04-18
    genre: dark trap
    genre: darkwave
    genre: witch house
    isrc code: CH6542521190
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    additional property: OTSBitcoinBlock
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542521190
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T10:47:44Z
    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
    audio: Paris nuit
album: Poulet
album: Les chapeaux de Jamiroquai

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6409ef914600ae45fe8ecd865e7cb6186ed201523a8d462ed414e55ee7cec3a. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), 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/CH6542521190.
date published: 2026-07-03T10:47:44Z

Paris nuit
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
  type: PropertyValue
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additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
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additional property: Valence (Positivity)
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  value: 0.551
additional property: Loudness (dB)
  type: PropertyValue
  value: -8.805
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Minor

Poulet
type: MusicAlbum
date published: 2025-05-30

Les chapeaux de Jamiroquai
type: MusicAlbum
date published: 2025-07-25