Vypravěčů
type: MusicGroup
genre: spoken word
popularity: 33
followers: 2645
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x210d1e09997b9a758af14471d98b1c860ff00100fb370552d61262719d3c2532
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f03b5d96-6a20-46f8-a62e-5f633338e2ab.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f03b5d96-6a20-46f8-a62e-5f633338e2ab.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f03b5d96-6a20-46f8-a62e-5f633338e2ab
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x210d1e09997b9a758af14471d98b1c860ff00100fb370552d61262719d3c2532","name":"Vypravěčů","registered_at":"2026-06-12T13:16:06Z","symbol":"NIM0308906","token_address":"0x3e4bf6f0273e8cc5f5d5dd27a713488e4bddf295","type":"artist","uuid":"f03b5d96-6a20-46f8-a62e-5f633338e2ab"}
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 → block must exist at that height 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 0x210d1e09997b9a758af14471d98b1c860ff00100fb370552d61262719d3c2532. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f03b5d96-6a20-46f8-a62e-5f633338e2ab.json and https://artists.proofprofile.net/proofs/artist/f03b5d96-6a20-46f8-a62e-5f633338e2ab.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x210d1e09997b9a758af14471d98b1c860ff00100fb370552d61262719d3c2532","name":"Vypravěčů","registered_at":"2026-06-12T13:16:06Z","symbol":"NIM0308906","token_address":"0x3e4bf6f0273e8cc5f5d5dd27a713488e4bddf295","type":"artist","uuid":"f03b5d96-6a20-46f8-a62e-5f633338e2ab"}
album: Sněhurka a sedm trpaslíků
  type: MusicAlbum
  date published: 2001
  track: Bratříček a sestřička
    type: MusicRecording
    duration: PT11M26S
    duration ms: 686333
    explicit: false
    by artist: Vypravěčů
    in album: Sněhurka a sedm trpaslíků
      type: MusicAlbum
      date published: 2001
    genre: spoken word
    isrc code: NLG620521526
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T09:38:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb015c0e6654545d6a76379fa2a63aaac15f6ffdce10b5cd0fae9517cc86db04f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956545
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/956545
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521526
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T19:59:51Z
    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 → block OTSBitcoinBlock must exist at that height 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 0xb015c0e6654545d6a76379fa2a63aaac15f6ffdce10b5cd0fae9517cc86db04f. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/NLG620521526.
      date published: 2026-07-03T19:59:51Z
    audio: Bratříček a sestřička
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.532
      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: 0.681
      additional property: Energy
        type: PropertyValue
        value: 0.286
      additional property: Speechiness
        type: PropertyValue
        value: 0.935
      additional property: Acousticness
        type: PropertyValue
        value: 0.813
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.101
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.553
      additional property: Loudness (dB)
        type: PropertyValue
        value: -18.025
      additional property: Key Name
        type: PropertyValue
        value: B
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Mulan
  type: MusicAlbum
  date published: 2001
  track: Mulan
    type: MusicRecording
    duration: PT44M13S
    duration ms: 2653573
    explicit: false
    by artist: Vypravěčů
    in album: Mulan
      type: MusicAlbum
      date published: 2001
    genre: spoken word
    isrc code: NLG620521509
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T05:50:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x80cd2bf1de62a209e1020e3e4355f0fe580eeda5f779551c0e32fb569190b5d3
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958373
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/958373
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521509
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T06:09:33Z
    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 → block OTSBitcoinBlock must exist at that height 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 0x80cd2bf1de62a209e1020e3e4355f0fe580eeda5f779551c0e32fb569190b5d3. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T06:09:33Z), 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/NLG620521509.
      date published: 2026-07-17T06:09:33Z
    audio: Mulan
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.859
      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: 0.635
      additional property: Energy
        type: PropertyValue
        value: 0.351
      additional property: Speechiness
        type: PropertyValue
        value: 0.927
      additional property: Acousticness
        type: PropertyValue
        value: 0.805
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.059
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Červené karkulce
album: Kocour v botách
album: Alenka v říši divů
album: Malá Mořská Víla
album: Aládínova kouzelná lampa
album: Ali Baba a čtyřicet loupežníků
album: Šípková Růženka
album: Vládce Nilu
album: O kůzlátkách a zlém vlkovi
album: Císařovy nové šaty
album: O lišáku Podšívkovi
album: Kvazimodo
album: Tarzan
album: Pocahontas
album: Děvčátko se sirkami
album: O Popelce
album: O perníkové chaloupce
album: Pinocchio
album: Kráska a netvor

Valence (Positivity)
type: PropertyValue
value: 0.605

Loudness (dB)
type: PropertyValue
value: -17.661

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Červené karkulce
type: MusicAlbum
date published: 2001
track: O udatném krejčíkovi
  type: MusicRecording
  duration: PT12M9S
  duration ms: 729746
  explicit: false
  by artist: Vypravěčů
  in album: Červené karkulce
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521531
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T20:57:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x475813010a5b7eab790f26788b7ba305731c60dd8310f7027f787ee2a1feb698
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956375
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521531
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x475813010a5b7eab790f26788b7ba305731c60dd8310f7027f787ee2a1feb698. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/NLG620521531.
    date published: 2026-07-02T16:51:38Z
  audio: O udatném krejčíkovi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.258
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.614
    additional property: Energy
      type: PropertyValue
      value: 0.256
    additional property: Speechiness
      type: PropertyValue
      value: 0.933
    additional property: Acousticness
      type: PropertyValue
      value: 0.809
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.128
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.542
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.491
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: O ošklivém káčátku
  type: MusicRecording
  duration: PT12M40S
  duration ms: 760706
  explicit: false
  by artist: Vypravěčů
  in album: Červené karkulce
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521532
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T11:52:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2c7d9f8bafe6b952821c86dae713f1d96f305526a87ab7129f2b1e29a148286c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958153
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958153
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521532
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T14:55:52Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x2c7d9f8bafe6b952821c86dae713f1d96f305526a87ab7129f2b1e29a148286c. Chain 2 (Bitcoin): anchored in block 958153 (2026-07-15T14:55:52Z), 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/NLG620521532.
    date published: 2026-07-15T14:55:52Z
  audio: O ošklivém káčátku
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 82.801
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.574
    additional property: Energy
      type: PropertyValue
      value: 0.279
    additional property: Speechiness
      type: PropertyValue
      value: 0.943
    additional property: Acousticness
      type: PropertyValue
      value: 0.502
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.475
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.565
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.334
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Kocour v botách
type: MusicAlbum
date published: 2001

Alenka v říši divů
type: MusicAlbum
date published: 2001

Malá Mořská Víla
type: MusicAlbum
date published: 2001

Aládínova kouzelná lampa
type: MusicAlbum
date published: 2001

Ali Baba a čtyřicet loupežníků
type: MusicAlbum
date published: 2001

Šípková Růženka
type: MusicAlbum
date published: 2001
track: Šípková Růženka
  type: MusicRecording
  duration: PT12M40S
  duration ms: 760960
  explicit: false
  by artist: Vypravěčů
  in album: Šípková Růženka
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521521
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T01:23:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc66e4b827dbe34a39cd5253950698dd3d524c4a73152646e732635bf676649fd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956748
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956748
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521521
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T05:55:59Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xc66e4b827dbe34a39cd5253950698dd3d524c4a73152646e732635bf676649fd. Chain 2 (Bitcoin): anchored in block 956748 (2026-07-05T05:55:59Z), 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/NLG620521521.
    date published: 2026-07-05T05:55:59Z
  audio: Šípková Růženka
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 68.639
    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: 0.552
    additional property: Energy
      type: PropertyValue
      value: 0.249
    additional property: Speechiness
      type: PropertyValue
      value: 0.931
    additional property: Acousticness
      type: PropertyValue
      value: 0.74
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.194
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.573
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.269
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Vládce Nilu
type: MusicAlbum
date published: 2001
track: Vládce Nilu
  type: MusicRecording
  duration: PT27M32S
  duration ms: 1652746
  explicit: false
  by artist: Vypravěčů
  in album: Vládce Nilu
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521513
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T03:37:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x779b1b44c0d31a72b68b5c2259740e909ad5700dfb118e3d981740575a89c15b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958489
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958489
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521513
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T04:13:26Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x779b1b44c0d31a72b68b5c2259740e909ad5700dfb118e3d981740575a89c15b. Chain 2 (Bitcoin): anchored in block 958489 (2026-07-18T04:13:26Z), 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/NLG620521513.
    date published: 2026-07-18T04:13:26Z
  audio: Vládce Nilu
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 88.176
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.542
    additional property: Energy
      type: PropertyValue
      value: 0.325
    additional property: Speechiness
      type: PropertyValue
      value: 0.856
    additional property: Acousticness
      type: PropertyValue
      value: 0.639
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.103
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.704
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.431
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Major

O kůzlátkách a zlém vlkovi
type: MusicAlbum
date published: 2001
track: Borovice
  type: MusicRecording
  duration: PT13M38S
  duration ms: 818013
  explicit: false
  by artist: Vypravěčů
  in album: O kůzlátkách a zlém vlkovi
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521546
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T17:19:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3d6992b601f25b56286f329f08a4726998b47a654154f925b368380f39b561be
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521546
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T19:59:51Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x3d6992b601f25b56286f329f08a4726998b47a654154f925b368380f39b561be. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/NLG620521546.
    date published: 2026-07-03T19:59:51Z
  audio: Borovice
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 83.405
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.635
    additional property: Energy
      type: PropertyValue
      value: 0.242
    additional property: Speechiness
      type: PropertyValue
      value: 0.955
    additional property: Acousticness
      type: PropertyValue
      value: 0.74
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.338
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.559
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.989
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Sněhulák a kamna
  type: MusicRecording
  duration: PT11M42S
  duration ms: 702933
  explicit: false
  by artist: Vypravěčů
  in album: O kůzlátkách a zlém vlkovi
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521547
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T18:29:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa1eccbb17a85913aa40a9035d4cb4824fdb760646b7d841782282415b6ac9922
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958196
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958196
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521547
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T20:38:50Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xa1eccbb17a85913aa40a9035d4cb4824fdb760646b7d841782282415b6ac9922. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T20:38:50Z), 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/NLG620521547.
    date published: 2026-07-15T20:38:50Z
  audio: Sněhulák a kamna
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.501
    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: 0.714
    additional property: Energy
      type: PropertyValue
      value: 0.24
    additional property: Speechiness
      type: PropertyValue
      value: 0.93
    additional property: Acousticness
      type: PropertyValue
      value: 0.816
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.61
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.576
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.892
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Císařovy nové šaty
type: MusicAlbum
date published: 2001
track: O chytré Elišce
  type: MusicRecording
  duration: PT12M17S
  duration ms: 737746
  explicit: false
  by artist: Vypravěčů
  in album: Císařovy nové šaty
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521553
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T12:08:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9915632a85dfa38423d902a86c1a6b59a5bb6c43fa10da19557bf2e3ed85f38f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958157
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958157
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521553
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T15:10:11Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x9915632a85dfa38423d902a86c1a6b59a5bb6c43fa10da19557bf2e3ed85f38f. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:10:11Z), 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/NLG620521553.
    date published: 2026-07-15T15:10:11Z
  audio: O chytré Elišce
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 69.711
    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: 0.58
    additional property: Energy
      type: PropertyValue
      value: 0.319
    additional property: Speechiness
      type: PropertyValue
      value: 0.936
    additional property: Acousticness
      type: PropertyValue
      value: 0.832
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.379
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.784
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.094
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

O lišáku Podšívkovi
type: MusicAlbum
date published: 2001
track: O lišáku Podšívkovi
  type: MusicRecording
  duration: PT11M38S
  duration ms: 698973
  explicit: false
  by artist: Vypravěčů
  in album: O lišáku Podšívkovi
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521557
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T11:59:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbebbc1343801ef4ab17c06cd030962724f6834e7cc5ca066ae23f86c046fadc7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958286
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958286
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521557
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T12:43:37Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xbebbc1343801ef4ab17c06cd030962724f6834e7cc5ca066ae23f86c046fadc7. Chain 2 (Bitcoin): anchored in block 958286 (2026-07-16T12:43:37Z), 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/NLG620521557.
    date published: 2026-07-16T12:43:37Z
  audio: O lišáku Podšívkovi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.616
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.664
    additional property: Energy
      type: PropertyValue
      value: 0.453
    additional property: Speechiness
      type: PropertyValue
      value: 0.922
    additional property: Acousticness
      type: PropertyValue
      value: 0.782
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.561
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.59
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.807
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Všude dobře, doma nejlíp
  type: MusicRecording
  duration: PT15M31S
  duration ms: 931200
  explicit: false
  by artist: Vypravěčů
  in album: O lišáku Podšívkovi
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521559
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T14:47:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4592909842226a407d1c079fce4d8d3ade2ac73902f508e3d25c7710f9be55ad
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958428
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958428
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521559
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T15:15:14Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x4592909842226a407d1c079fce4d8d3ade2ac73902f508e3d25c7710f9be55ad. Chain 2 (Bitcoin): anchored in block 958428 (2026-07-17T15:15:14Z), 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/NLG620521559.
    date published: 2026-07-17T15:15:14Z
  audio: Všude dobře, doma nejlíp
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 70.334
    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: 0.603
    additional property: Energy
      type: PropertyValue
      value: 0.255
    additional property: Speechiness
      type: PropertyValue
      value: 0.934
    additional property: Acousticness
      type: PropertyValue
      value: 0.748
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.647
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.686
    additional property: Loudness (dB)
      type: PropertyValue
      value: -16.476
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Kvazimodo
type: MusicAlbum
date published: 2001
track: Kvazimodo
  type: MusicRecording
  duration: PT33M11S
  duration ms: 1991906
  explicit: false
  by artist: Vypravěčů
  in album: Kvazimodo
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521512
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T12:22:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2e80d5fb55e22bdbee09d712257b17f8d45ed299aee43d2825e24455ba4ed66a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956725
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956725
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521512
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T01:12:41Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x2e80d5fb55e22bdbee09d712257b17f8d45ed299aee43d2825e24455ba4ed66a. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/NLG620521512.
    date published: 2026-07-05T01:12:41Z
  audio: Kvazimodo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.943
    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: 0.545
    additional property: Energy
      type: PropertyValue
      value: 0.628
    additional property: Speechiness
      type: PropertyValue
      value: 0.889
    additional property: Acousticness
      type: PropertyValue
      value: 0.687
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.202
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.663
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.765
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Tarzan
type: MusicAlbum
date published: 2001
track: Tarzan
  type: MusicRecording
  duration: PT39M47S
  duration ms: 2387120
  explicit: false
  by artist: Vypravěčů
  in album: Tarzan
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521511
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T07:36:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x56d1d00998e80a83891f9e8a1fef6fb5d4f804466bf062f9751814fc1d3841f3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956639
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956639
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521511
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T11:19:20Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x56d1d00998e80a83891f9e8a1fef6fb5d4f804466bf062f9751814fc1d3841f3. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), 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/NLG620521511.
    date published: 2026-07-04T11:19:20Z
  audio: Tarzan
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 106.917
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.646
    additional property: Energy
      type: PropertyValue
      value: 0.374
    additional property: Speechiness
      type: PropertyValue
      value: 0.897
    additional property: Acousticness
      type: PropertyValue
      value: 0.825
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.119
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.729
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.057
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Pocahontas
type: MusicAlbum
date published: 2001
track: Pocahontas
  type: MusicRecording
  duration: PT23M48S
  duration ms: 1428813
  explicit: false
  by artist: Vypravěčů
  in album: Pocahontas
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521514
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-04T07:21:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9cd59ce920810a7faa6a735823d69fd1c5a078837c7f24caed06dcc3ade8704d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956634
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956634
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521514
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T10:04:33Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x9cd59ce920810a7faa6a735823d69fd1c5a078837c7f24caed06dcc3ade8704d. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), 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/NLG620521514.
    date published: 2026-07-04T10:04:33Z
  audio: Pocahontas
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 50
    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
    additional property: Energy
      type: PropertyValue
      value: 0.34
    additional property: Speechiness
      type: PropertyValue
      value: 0
    additional property: Acousticness
      type: PropertyValue
      value: 0.768
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.131
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.379
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Major

Děvčátko se sirkami
type: MusicAlbum
date published: 2001

O Popelce
type: MusicAlbum
date published: 2001
track: O žlutém skřítkovi
  type: MusicRecording
  duration: PT13M32S
  duration ms: 812440
  explicit: false
  by artist: Vypravěčů
  in album: O Popelce
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521543
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T06:52:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0a1e8b4440a5bb70c3d8d4557027ee283da05819e7f18968f592680364db1777
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958111
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958111
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521543
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T09:55:34Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x0a1e8b4440a5bb70c3d8d4557027ee283da05819e7f18968f592680364db1777. Chain 2 (Bitcoin): anchored in block 958111 (2026-07-15T09:55:34Z), 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/NLG620521543.
    date published: 2026-07-15T09:55:34Z
  audio: O žlutém skřítkovi
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 101.473
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.653
    additional property: Energy
      type: PropertyValue
      value: 0.388
    additional property: Speechiness
      type: PropertyValue
      value: 0.937
    additional property: Acousticness
      type: PropertyValue
      value: 0.8
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.178
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.468
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.276
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major

O perníkové chaloupce
type: MusicAlbum
date published: 2001

Pinocchio
type: MusicAlbum
date published: 2001
track: Pinocchio
  type: MusicRecording
  duration: PT15M33S
  duration ms: 933560
  explicit: false
  by artist: Vypravěčů
  in album: Pinocchio
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521518
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-15T05:25:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5c70b64cecca89141941a7f91124c8faabab4b0c28caed0a954fcfc13eb9a08d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958110
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958110
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521518
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T06:57:12Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x5c70b64cecca89141941a7f91124c8faabab4b0c28caed0a954fcfc13eb9a08d. Chain 2 (Bitcoin): anchored in block 958110 (2026-07-15T06:57:12Z), 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/NLG620521518.
    date published: 2026-07-15T06:57:12Z
  audio: Pinocchio
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.169
    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: 0.704
    additional property: Energy
      type: PropertyValue
      value: 0.222
    additional property: Speechiness
      type: PropertyValue
      value: 0.921
    additional property: Acousticness
      type: PropertyValue
      value: 0.785
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.111
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.444
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.423
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Brémští muzikanti
  type: MusicRecording
  duration: PT10M48S
  duration ms: 648000
  explicit: false
  by artist: Vypravěčů
  in album: Pinocchio
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521519
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T00:54:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x85ba9dd1df1f414298bc14776d70fa17c2843971bd1650500a1bd41dd1e6c93e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958346
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958346
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521519
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T03:56:55Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x85ba9dd1df1f414298bc14776d70fa17c2843971bd1650500a1bd41dd1e6c93e. Chain 2 (Bitcoin): anchored in block 958346 (2026-07-17T03:56:55Z), 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/NLG620521519.
    date published: 2026-07-17T03:56:55Z
  audio: Brémští muzikanti
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 112.379
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.695
    additional property: Energy
      type: PropertyValue
      value: 0.24
    additional property: Speechiness
      type: PropertyValue
      value: 0.904
    additional property: Acousticness
      type: PropertyValue
      value: 0.822
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.348
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.553
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.399
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Zlatovláska
  type: MusicRecording
  duration: PT11M55S
  duration ms: 715800
  explicit: false
  by artist: Vypravěčů
  in album: Pinocchio
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521520
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T21:08:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcca615c8155b39b9eeb467e29a58ab9bcb22c827c6f591a64bb060719d4b67bb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958331
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/958331
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Zlatovláska

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521520

OTSTimestamp
type: PropertyValue
value: 2026-07-17T00:16:53Z

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 → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcca615c8155b39b9eeb467e29a58ab9bcb22c827c6f591a64bb060719d4b67bb. Chain 2 (Bitcoin): anchored in block 958331 (2026-07-17T00:16:53Z), 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/NLG620521520.
date published: 2026-07-17T00:16:53Z

Zlatovláska
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 131.15
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: 0.673
additional property: Energy
  type: PropertyValue
  value: 0.3
additional property: Speechiness
  type: PropertyValue
  value: 0.896
additional property: Acousticness
  type: PropertyValue
  value: 0.778
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.385
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.64
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.025
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Kráska a netvor
type: MusicAlbum
date published: 2001
track: Kráska a netvor
  type: MusicRecording
  duration: PT15M13S
  duration ms: 913320
  explicit: false
  by artist: Vypravěčů
  in album: Kráska a netvor
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521515
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T23:49:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb8f7d2e5e985e56d87cfe14e0658a1e413206fcc2dd910d0057cd3c0c02a7c01
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957776
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957776
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521515
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-13T00:05:10Z
  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 → block OTSBitcoinBlock must exist at that height 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 0xb8f7d2e5e985e56d87cfe14e0658a1e413206fcc2dd910d0057cd3c0c02a7c01. Chain 2 (Bitcoin): anchored in block 957776 (2026-07-13T00:05:10Z), 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/NLG620521515.
    date published: 2026-07-13T00:05:10Z
  audio: Kráska a netvor
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 129.737
    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: 0.681
    additional property: Energy
      type: PropertyValue
      value: 0.314
    additional property: Speechiness
      type: PropertyValue
      value: 0.863
    additional property: Acousticness
      type: PropertyValue
      value: 0.733
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.241
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.668
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.757
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Matka Holle
  type: MusicRecording
  duration: PT11M36S
  duration ms: 696920
  explicit: false
  by artist: Vypravěčů
  in album: Kráska a netvor
    type: MusicAlbum
    date published: 2001
  genre: spoken word
  isrc code: NLG620521516
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T09:38:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x87797bfcab1adf401305390438e02fa775e96c289ab033922a621d2508230ac1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956545
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956545
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620521516
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T19:59:51Z
  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 → block OTSBitcoinBlock must exist at that height 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 0x87797bfcab1adf401305390438e02fa775e96c289ab033922a621d2508230ac1. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), 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/NLG620521516.
    date published: 2026-07-03T19:59:51Z
  audio: Matka Holle
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 83.539
    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: 0.581
    additional property: Energy
      type: PropertyValue
      value: 0.32
    additional property: Speechiness
      type: PropertyValue
      value: 0.933
    additional property: Acousticness
      type: PropertyValue
      value: 0.808
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.099
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.495
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.321
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major