Arzén
type: MusicGroup
genre: folk metal
popularity: 12
followers: 637
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2571bc4e5a0fcea650645755c320f6adeabe84ffc424e37585ba59afae57d7f5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953819
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fd8eb80d-e575-4349-a0c3-fe24df29cba1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fd8eb80d-e575-4349-a0c3-fe24df29cba1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fd8eb80d-e575-4349-a0c3-fe24df29cba1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T18:31:52Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2571bc4e5a0fcea650645755c320f6adeabe84ffc424e37585ba59afae57d7f5","name":"Arzén","registered_at":"2026-06-15T07:09:04Z","symbol":"NIM0720450","token_address":"0xa617f9de9564b9c953b927875acbb7916e8cc253","type":"artist","uuid":"fd8eb80d-e575-4349-a0c3-fe24df29cba1"}
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 0x2571bc4e5a0fcea650645755c320f6adeabe84ffc424e37585ba59afae57d7f5. Chain 2 (Bitcoin): anchored in block 953819 (2026-06-15T18:31:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fd8eb80d-e575-4349-a0c3-fe24df29cba1.json and https://artists.proofprofile.net/proofs/artist/fd8eb80d-e575-4349-a0c3-fe24df29cba1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T18:31:52Z
  text: {"copyright_id":"0x2571bc4e5a0fcea650645755c320f6adeabe84ffc424e37585ba59afae57d7f5","name":"Arzén","registered_at":"2026-06-15T07:09:04Z","symbol":"NIM0720450","token_address":"0xa617f9de9564b9c953b927875acbb7916e8cc253","type":"artist","uuid":"fd8eb80d-e575-4349-a0c3-fe24df29cba1"}
album: Arzén
  type: MusicAlbum
  date published: 1998-12-31
album: Ešte raz
  type: MusicAlbum
  date published: 2000-07-31
album: Zhasínania
  type: MusicAlbum
  date published: 2004-11-30
  track: Hora, hora
    type: MusicRecording
    duration: PT4M56S
    duration ms: 296373
    explicit: false
    by artist: Arzén
    in album: Zhasínania
      type: MusicAlbum
      date published: 2004-11-30
    genre: folk metal
    isrc code: GBMJG2214173
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T15:16:34+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0be589f7b98816c3b851d320307d7946bb35c415ec584f4c1c964a347942c080
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959026
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959026
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMJG2214173
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T18:19:00Z
    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 0x0be589f7b98816c3b851d320307d7946bb35c415ec584f4c1c964a347942c080. Chain 2 (Bitcoin): anchored in block 959026 (2026-07-21T18:19:00Z), 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/GBMJG2214173.
      date published: 2026-07-21T18:19:00Z
    audio: Hora, hora
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 148.504
      additional property: Musical Key
        type: PropertyValue
        value: 9
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.223
      additional property: Energy
        type: PropertyValue
        value: 0.615
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.013
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.135
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.111
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.411
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Katarínka
    type: MusicRecording
    duration: PT4M21S
    duration ms: 261920
    explicit: false
    by artist: Arzén
    in album: Zhasínania
      type: MusicAlbum
      date published: 2004-11-30
    genre: folk metal
    isrc code: GBMJG2214174
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-04T01:48:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x00e8b3f8b1cd70fdbe552f4c281cf132289bbbdca438721062c91d042fe505ef
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956656
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956656
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMJG2214174
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-04T14:03:39Z
    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 0x00e8b3f8b1cd70fdbe552f4c281cf132289bbbdca438721062c91d042fe505ef. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), 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/GBMJG2214174.
      date published: 2026-07-04T14:03:39Z
    audio: Katarínka
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 119.599
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.457
      additional property: Energy
        type: PropertyValue
        value: 0.69
      additional property: Speechiness
        type: PropertyValue
        value: 0.04
      additional property: Acousticness
        type: PropertyValue
        value: 0.09
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: S tebou či bez teba
album: Teraz nám vyhráva
album: Kamaráti

Liveness
type: PropertyValue
value: 0.055

Valence (Positivity)
type: PropertyValue
value: 0.326

Loudness (dB)
type: PropertyValue
value: -6.135

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

S tebou či bez teba
type: MusicAlbum
date published: 2008-05-30

Teraz nám vyhráva
type: MusicAlbum
date published: 2017-12-01
track: Páslo dievča pávy
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210133
  explicit: false
  by artist: Arzén
  in album: Teraz nám vyhráva
    type: MusicAlbum
    date published: 2017-12-01
  genre: folk metal
  isrc code: GBMJG2213649
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T03:36:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9155e9428e59a92caf144345d659c43d56664550594dcf7f7f6c8df3d32117c9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958959
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958959
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBMJG2213649
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T03:51:22Z
  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 0x9155e9428e59a92caf144345d659c43d56664550594dcf7f7f6c8df3d32117c9. Chain 2 (Bitcoin): anchored in block 958959 (2026-07-21T03:51:22Z), 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/GBMJG2213649.
    date published: 2026-07-21T03:51:22Z
  audio: Páslo dievča pávy
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 142.042
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.447
    additional property: Energy
      type: PropertyValue
      value: 0.783
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.004
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.246
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.547
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.267
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Kamaráti
type: MusicAlbum
date published: 2022-08-18