farbfilter.
type: MusicGroup
genre: german pop
popularity: 4
followers: 453
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2cad1a135e1144d7907ac0aab7a130d47f011fc9549da5003c5dad9ef7a1ac4d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/53fdcc0a-de3b-490d-ad81-88d2a3241769.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/53fdcc0a-de3b-490d-ad81-88d2a3241769.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/53fdcc0a-de3b-490d-ad81-88d2a3241769
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
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 0x2cad1a135e1144d7907ac0aab7a130d47f011fc9549da5003c5dad9ef7a1ac4d. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/53fdcc0a-de3b-490d-ad81-88d2a3241769.json and https://artists.proofprofile.net/proofs/artist/53fdcc0a-de3b-490d-ad81-88d2a3241769.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
album: Gekommen um zu Bleiben
  type: MusicAlbum
  date published: 2023-07-07
album: Erling Haaland
  type: MusicAlbum
  date published: 2023-08-18
album: Schwarzer Sommer
  type: MusicAlbum
  date published: 2023-10-06
album: Raum ohne Zeit
  type: MusicAlbum
  date published: 2023-12-15
album: Momo (Live)
  type: MusicAlbum
  date published: 2024-02-23
album: Brot / Spiele (Live)
  type: MusicAlbum
  date published: 2024-03-01
album: Ein Freund der großen Worte
  type: MusicAlbum
  date published: 2024-03-22
album: Schallwellen
  type: MusicAlbum
  date published: 2024-04-05
album: Hundeleben
  type: MusicAlbum
  date published: 2024-05-02
  track: Hundeleben
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184591
    explicit: false
    by artist: farbfilter.
    in album: Hundeleben
      type: MusicAlbum
      date published: 2024-05-02
    genre: german pop
    isrc code: QM6MZ2486373
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T04:22:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x57cdb2b06f976c89efa5e91f610408d3ee3a675981f5ca0bfbaac56ff8f28365
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958493
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958493
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ2486373
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T04:34:53Z
    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 0x57cdb2b06f976c89efa5e91f610408d3ee3a675981f5ca0bfbaac56ff8f28365. Chain 2 (Bitcoin): anchored in block 958493 (2026-07-18T04:34:53Z), 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/QM6MZ2486373.
      date published: 2026-07-18T04:34:53Z
    audio: Hundeleben
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 98.015
      additional property: Musical Key
        type: PropertyValue
        value: 11
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.614
      additional property: Energy
        type: PropertyValue
        value: 0.778
      additional property: Speechiness
        type: PropertyValue
        value: 0.029
      additional property: Acousticness
        type: PropertyValue
        value: 0
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.176
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.505
      additional property: Loudness (dB)
        type: PropertyValue
        value: -6.392
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Stau nach Italien
  type: MusicAlbum
  date published: 2024-07-19
album: Mädchen aus Greifswald
  type: MusicAlbum
  date published: 2025-04-25
  track: Mädchen aus Greifswald
    type: MusicRecording
    duration: PT4M24S
    duration ms: 264402
    explicit: false
    by artist: farbfilter.
    in album: Mädchen aus Greifswald
      type: MusicAlbum
      date published: 2025-04-25
    genre: german pop
    isrc code: QM6N22511589
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T16:31:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xfffb501ae7ab2e1ed09ba179a9cf9b5cfb7b16d52e108b49d8fe6f8b7aa8185a
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958582
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958582
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6N22511589
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T16:47:25Z
    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 0xfffb501ae7ab2e1ed09ba179a9cf9b5cfb7b16d52e108b49d8fe6f8b7aa8185a. Chain 2 (Bitcoin): anchored in block 958582 (2026-07-18T16:47:25Z), 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/QM6N22511589.
      date published: 2026-07-18T16:47:25Z
    audio: Mädchen aus Greifswald
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 133.871
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      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: Straßenphilosoph
album: Radioaktiv

Mode (Major/Minor)
type: PropertyValue
value: 1

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.518

Energy
type: PropertyValue
value: 0.828

Speechiness
type: PropertyValue
value: 0.031

Acousticness
type: PropertyValue
value: 0

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.093

Valence (Positivity)
type: PropertyValue
value: 0.372

Loudness (dB)
type: PropertyValue
value: -4.616

Key Name
type: PropertyValue
value: A

Mode Name
type: PropertyValue
value: Major

Mädchen aus Greifswald
type: MusicAlbum
date published: 2025-05-23
track: Mädchen aus Greifswald
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264400
  explicit: false
  by artist: farbfilter.
  in album: Mädchen aus Greifswald
    type: MusicAlbum
    date published: 2025-05-23
  genre: german pop
  isrc code: QM6P42598372
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T14:33:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x09afd252c8ab68ad2bd544bb79342d4f8c8c192c7421658a1f4b8891abece63e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6P42598372
  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 0x09afd252c8ab68ad2bd544bb79342d4f8c8c192c7421658a1f4b8891abece63e. 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/QM6P42598372.
    date published: 2026-07-05T19:27:56Z
  audio: Mädchen aus Greifswald
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.743
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.519
    additional property: Energy
      type: PropertyValue
      value: 0.74
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.001
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.112
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.201
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.748
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Straßenphilosoph
type: MusicAlbum
date published: 2025-06-13

Radioaktiv
type: MusicAlbum
date published: 2025-10-24