W.K.Z.G.
type: MusicGroup
popularity: 11
followers: 1011
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x97003939559f21c4e5b103b08dba1aaf4ac0a66a03283a740ee292d04340be61
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953827
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953827
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e4564ca4-481c-4165-b845-3d17349925ff.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e4564ca4-481c-4165-b845-3d17349925ff.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e4564ca4-481c-4165-b845-3d17349925ff
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T19:59:56Z
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 0x97003939559f21c4e5b103b08dba1aaf4ac0a66a03283a740ee292d04340be61. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e4564ca4-481c-4165-b845-3d17349925ff.json and https://artists.proofprofile.net/proofs/artist/e4564ca4-481c-4165-b845-3d17349925ff.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
album: Jak Feniks z Popiołów
  type: MusicAlbum
  date published: 2020-02-19
album: Z Grunwaldu Chłopak
  type: MusicAlbum
  date published: 2021-02-13
  track: Z Grunwaldu Chłopak
    type: MusicRecording
    duration: PT7M31S
    duration ms: 451767
    explicit: true
    by artist: W.K.Z.G.
    in album: Z Grunwaldu Chłopak
      type: MusicAlbum
      date published: 2021-02-13
    isrc code: QZFZ62184998
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T20:56:11+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1523e5ee589e3958765a63ef5def66fb28a0e789897b328188003b2cf7e93683
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959061
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959061
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62184998
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T23:59:15Z
    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 0x1523e5ee589e3958765a63ef5def66fb28a0e789897b328188003b2cf7e93683. Chain 2 (Bitcoin): anchored in block 959061 (2026-07-21T23:59:15Z), 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/QZFZ62184998.
      date published: 2026-07-21T23:59:15Z
    audio: Z Grunwaldu Chłopak
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 92.04
      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: 0.843
      additional property: Energy
        type: PropertyValue
        value: 0.515
      additional property: Speechiness
        type: PropertyValue
        value: 0.383
      additional property: Acousticness
        type: PropertyValue
        value: 0.114
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.126
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.758
      additional property: Loudness (dB)
        type: PropertyValue
        value: -10.298
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Zatrzymałem się na chwilę
  type: MusicAlbum
  date published: 2021-09-18
album: Albo Albo
  type: MusicAlbum
  date published: 2022-08-08
album: Prawda Wyzwala
  type: MusicAlbum
  date published: 2022-09-09
album: Prawda Wyzwala
  type: MusicAlbum
  date published: 2022-09-09
  track: Prawda Wyzwala
    type: MusicRecording
    duration: PT3M11S
    duration ms: 191031
    explicit: false
    by artist: W.K.Z.G.
    in album: Prawda Wyzwala
      type: MusicAlbum
      date published: 2022-09-09
    isrc code: PLF242209821
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-19T10:35:32+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x1a3b64cc616461b57fe53a92904b272fe5ed0ebcba527fa79e91c942ea0e6047
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958720
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958720
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLF242209821
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-19T10:53:46Z
    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 0x1a3b64cc616461b57fe53a92904b272fe5ed0ebcba527fa79e91c942ea0e6047. Chain 2 (Bitcoin): anchored in block 958720 (2026-07-19T10:53:46Z), 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/PLF242209821.
      date published: 2026-07-19T10:53:46Z
    audio: Prawda Wyzwala
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 89.118
      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: 0.734
      additional property: Energy
        type: PropertyValue
        value: 0.73
      additional property: Speechiness
        type: PropertyValue
        value: 0.253
      additional property: Acousticness
        type: PropertyValue
        value: 0.112
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Z Bloków Dżentelmen
track: Obojętność (feat. Macięty, Szkodnik)
track: JNDTK2

Obojętność (feat. Macięty, Szkodnik)
type: MusicRecording
duration: PT5M44S
duration ms: 344399
explicit: false
by artist: Z AUTOPSJI
by artist: Obserwator Świata Faktów
by artist: Vin Vinci
by artist: W.K.Z.G.
by artist: Macięty
by artist: Szkodnik
in album: StreetArt
  type: MusicAlbum
  date published: 2022-07-25
isrc code: PLF242209604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:17:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9fe3ef227c2b6a33ede7b9f0da261f6cb7427ddd90dabdcc6d7a7933a933bfea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLF242209604
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fe3ef227c2b6a33ede7b9f0da261f6cb7427ddd90dabdcc6d7a7933a933bfea. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/PLF242209604.
  date published: 2026-07-08T03:53:27Z
audio: Obojętność (feat. Macięty, Szkodnik)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.307
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.805
  additional property: Energy
    type: PropertyValue
    value: 0.69
  additional property: Speechiness
    type: PropertyValue
    value: 0.305
  additional property: Acousticness
    type: PropertyValue
    value: 0.129
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.135
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.746
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.858
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

JNDTK2
type: MusicRecording
duration: PT4M0S
duration ms: 240000
explicit: false
by artist: Zyga WPU
by artist: W.K.Z.G.
by artist: Erwues
by artist: Młody Podtext
by artist: SPN
by artist: WKA
by artist: Obserwator Świata Faktów
by artist: Pafto
by artist: DJ Gondek
in album: JNDTK2
  type: MusicAlbum
  date published: 2024-09-13
isrc code: PLF242413594
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T13:49:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x038dda7e7cba1f29dab07f787a0e5272e32272e812d42976c535161c63a2b616
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLF242413594
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x038dda7e7cba1f29dab07f787a0e5272e32272e812d42976c535161c63a2b616. 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/PLF242413594.
  date published: 2026-07-02T05:09:12Z
audio: JNDTK2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.247
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.803
  additional property: Energy
    type: PropertyValue
    value: 0.621
  additional property: Speechiness
    type: PropertyValue
    value: 0.416
  additional property: Acousticness
    type: PropertyValue
    value: 0.124
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.76
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.414
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.092

Valence (Positivity)
type: PropertyValue
value: 0.682

Loudness (dB)
type: PropertyValue
value: -7.382

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Z Bloków Dżentelmen
type: MusicAlbum
date published: 2022-10-17