Jiří Petrdlík
type: MusicGroup
popularity: 5
followers: 143
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc3addd5245ca26e89b166ea2328c90187abfb7f26a860593d11411d10ec34f97
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/27f5cf82-cbef-46aa-bc77-d9597d4f7a4c.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/27f5cf82-cbef-46aa-bc77-d9597d4f7a4c
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3addd5245ca26e89b166ea2328c90187abfb7f26a860593d11411d10ec34f97. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/27f5cf82-cbef-46aa-bc77-d9597d4f7a4c.json and https://artists.proofprofile.net/proofs/artist/27f5cf82-cbef-46aa-bc77-d9597d4f7a4c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T20:07:57Z
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album: Symphonic Chronicles, Vol. 2
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  date published: 2024-01-05
  track: Númenor
    type: MusicRecording
    duration: PT6M0S
    duration ms: 360439
    explicit: false
    by artist: Anthony Wilson
    by artist: Royal Scottish National Orchestra
    by artist: Robert Ziegler
    in album: Symphonic Chronicles, Vol. 2
      type: MusicAlbum
      date published: 2024-01-05
    popularity: 5
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    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:22:41Z
    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 → 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 0x1a69607c5ed61782c954e3698fbb8bd7458f40d38cca60df7303d1e2529c3883. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USPMZ2418401.
      date published: 2026-07-08T03:22:41Z
    audio: Númenor
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        type: PropertyValue
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      additional property: Danceability
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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      additional property: Loudness (dB)
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  track: Swan Lake
album: Brandman: Cosmic Wheel of the Zodiac
  type: MusicAlbum
  date published: 2018-05-11
album: Sublimitas
  type: MusicAlbum
  date published: 2023-08-11
album: Legends & Light, Vol. 3
  type: MusicAlbum
  date published: 2023-03-24
album: Inviting Worlds: New Works for Large Ensemble, Vol. 2
  type: MusicAlbum
  date published: 2022-08-12
album: Prisma, Vol. 5
  type: MusicAlbum
  date published: 2021-04-09
album: Sparks, Vol. 2
  type: MusicAlbum
  date published: 2021-03-12
album: The Last Confession
  type: MusicAlbum
  date published: 2016-11-10
  track: Vergin, tutto amor
  track: Yesterday Once More
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    duration: PT3M33S
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    explicit: false
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    by artist: John Bettis
    by artist: Hyungjoo Lim
    by artist: Korean National Philharmonic Orchestra
    by artist: Kyung-Eun Lim
    by artist: Sung-Ho Na
    by artist: Jong-Hyun Lee
    in album: The Last Confession
      type: MusicAlbum
      date published: 2016-11-10
    isrc code: KRUM71600112
    additional property: CopyrightID
    additional property: CopyrightStatus
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:20:19Z
    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
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      date published: 2026-07-08T03:20:19Z
    audio: Yesterday Once More
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      additional property: Musical Key
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      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Richard E Brown: The Gift of the Magi
album: Sentinels
album: Prisma, Vol. 3
album: Dimensions, Vol. 5
album: Shards
album: Symphonic Chronicles, Vol. 3
album: Dashing, Vol. 5
album: Woven in Time
album: Prisma: Contemporary Works for Orchestra, Vol. 2
album: Symphonic Chronicles, Vol. 4
album: Collected Works of Beth Mehocic
album: Dreamers
album: Tribute to the Czech Masters
album: David Arend: Astral Travels
album: Sergei Prokofiev: Eugene Onegin (Sung in Czech)
album: Czech Masses
album: Cantatas ad honorem Austriae domus
album: Gluck: Ezio, "The 1750 Prague version"
album: Three Places in Los Angeles
album: The Lake at Franklin Canyon
album: Sentinels of the Dance: I. Sharp and Sudden, with Caustic Angularity
album: Kaviani: Te Deum
album: Dimensions, Vol. 3
album: A Connotation of Infinity
album: Dimensions, Vol. 2
album: Voices of Earth & Air, Vol. 2
album: Alan Beeler: Vocal Music
album: Andy Teirstein: Restless Nation
album: Tapestry of Voices
album: Baltic Sketches
album: Inviting Worlds: New Works for Large Ensemble, Vol. 1

Swan Lake
type: MusicRecording
duration: PT3M12S
duration ms: 192585
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Janáček Philharmonic Orchestra
by artist: Jiří Petrdlík
in album: Symphonic Chronicles, Vol. 2
  type: MusicAlbum
  date published: 2024-01-05
popularity: 5
isrc code: USPMZ2418403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
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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 0x564c3215bb88508642b4f54176baedcaaeb7838377ea1bd57148fe895cd30aac. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USPMZ2418403.
  date published: 2026-07-08T03:22:41Z
audio: Swan Lake
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.001
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.055
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.002
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
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Vergin, tutto amor
type: MusicRecording
duration: PT2M52S
duration ms: 172000
explicit: false
by artist: Francesco Durante
by artist: Hyungjoo Lim
by artist: Prague City Sinfonietta
by artist: Jiří Petrdlík
by artist: Augustin Kužela
in album: The Last Confession
  type: MusicAlbum
  date published: 2016-11-10
genre: baroque
isrc code: KRUM71600109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-07-07T08:06:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54120a253e9e35312c294a659d203edc7c0f58ea4cb37214480818de56d9f423. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/KRUM71600109.
  date published: 2026-07-08T03:20:19Z
audio: Vergin, tutto amor
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Idyll
type: MusicRecording
duration: PT8M19S
duration ms: 499775
explicit: false
by artist: Matthew Busse
by artist: Moravian Philharmonic Olomouc
by artist: Jiří Petrdlík
by artist: Patrik Sedlář
by artist: Moravian Philharmonic Orchestra
in album: Symphonic Chronicles, Vol. 4
  type: MusicAlbum
  date published: 2025-04-18
isrc code: USPMZ2511306
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPMZ2511306
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Idyll
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Missa brevis, Op. 21: Credo
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duration ms: 452613
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by artist: Zdeněk Fibich
by artist: Prague Charles University Choir
by artist: Prague Charles University Art Ensemble
by artist: Petr Čech
by artist: Jiří Petrdlík
in album: Czech Masses
  type: MusicAlbum
  date published: 2013-08-27
isrc code: CZD231315715
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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Musical Key
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Time Signature
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Richard E Brown: The Gift of the Magi
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Sentinels
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Prisma, Vol. 3
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Dimensions, Vol. 5
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Shards
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Symphonic Chronicles, Vol. 3
type: MusicAlbum
date published: 2024-06-14
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  by artist: Stanislav Vavrinek
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x285317f8fee585f33d31bef86bf8bc1383fb8636029c36968b178e938e7f0085. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/USPMZ2412406.
    date published: 2026-07-08T08:56:20Z
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Dashing, Vol. 5
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Woven in Time
type: MusicAlbum
date published: 2021-10-22

Prisma: Contemporary Works for Orchestra, Vol. 2
type: MusicAlbum
date published: 2019-05-10
track: Guitar Concerto: III. Allegro
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  by artist: Zagreb Festival Orchestra
  by artist: Iliana Matos
  by artist: Miran Vaupotić
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  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
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    date published: 2026-07-08T03:20:19Z
  audio: Guitar Concerto: III. Allegro
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Symphonic Chronicles, Vol. 4
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date published: 2025-04-18
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  by artist: Moravian Philharmonic Orchestra
  by artist: Pavel Šnajdr
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
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  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6011107496e700a4553778c106584ec2e274b4d55b4ebde24173dabda0cbc82d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USPMZ2511304.
    date published: 2026-07-08T03:22:41Z
  audio: Korean Dance No. 4
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    additional property: Danceability
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T14:50:41Z
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
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track: Korean Dance No. 7
track: Monhegan Sunrise
track: Scherzo for Orchestra, Op. 37

OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8fc75a01ce649461f556c4cd9f98b4264fcfae674c59facf41a16325eb89664. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USPMZ2511307.
date published: 2026-07-08T03:22:41Z

Korean Dance No. 5
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Danceability
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by artist: Moravian Philharmonic Orchestra
by artist: Pavel Šnajdr
in album: Symphonic Chronicles, Vol. 4
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Korean Dance No. 7
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Collected Works of Beth Mehocic
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Dreamers
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Tribute to the Czech Masters
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David Arend: Astral Travels
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Sergei Prokofiev: Eugene Onegin (Sung in Czech)
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date published: 2015-01-06

Czech Masses
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date published: 2013-08-27
track: Missa brevis, Op. 21: Credo

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Gluck: Ezio, "The 1750 Prague version"
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Three Places in Los Angeles
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The Lake at Franklin Canyon
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date published: 2023-09-26

Sentinels of the Dance: I. Sharp and Sudden, with Caustic Angularity
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Kaviani: Te Deum
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date published: 2016-01-08

Dimensions, Vol. 3
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A Connotation of Infinity
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Dimensions, Vol. 2
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date published: 2019-10-11

Voices of Earth & Air, Vol. 2
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date published: 2019-04-26

Alan Beeler: Vocal Music
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date published: 2016-07-08

Andy Teirstein: Restless Nation
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date published: 2022-02-04

Tapestry of Voices
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date published: 2023-12-01

Baltic Sketches
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date published: 2025-02-07

Inviting Worlds: New Works for Large Ensemble, Vol. 1
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