Gabriele Sima
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genre: classical
genre: opera
description: Gabriele Sima (25 February 1955 – 27 April 2016) was an Austrian opera singer who had an active international performance career since 1979. Particularly known for her appearances at the Salzburg Fest
popularity: 45
followers: 279
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additional property: OTSVerifyInstructions
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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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album: Abbado A-Z: Rossini
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    by artist: London Symphony Orchestra
    by artist: Claudio Abbado
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      date published: 2023-04-07
    genre: classical
    genre: opera
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-30T14:36:16Z
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  track: Il barbiere di Siviglia: Overture
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-31T15:20:15Z
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  track: William Tell: Overture
album: Mozart: Die Zauberflöte, K. 620
album: Mozart: Die Zauberflöte, K. 620 (Highlights)
album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
album: Mozart: Nozze Di Figaro (Le) (The Marriage of Figaro)
album: Einem: Dantons Tod, Op. 6
album: Discover Choral Music
album: Plácido Domingo - The Opera Collection
album: Essential Masses, Vol. 2
album: Busoni: Arlecchino & Turandot
album: The Ultimate Mozart Opera Album
album: A Guided Tour of the Classical Era, Vol. 2
album: Schubert: Claudine von Villa Bella, D. 239, Fernando, D. 220 & Kantate zu Ehren von Josef Spendou, Op. 128, D. 472
album: Wagner Essential Overtures & Preludes
album: Opera By Wagner
album: Wagner: The Dramatic Composer
album: Grand Opéra
album: Mozart: The Great Operas
album: Everybody's Mozart: Highlights from The Magic Flute & Così fan tutte
album: German Opera
album: The Best of Béla Drahos
album: Karajan A-Z: Richard Strauss
album: R. Strauss: Der Rosenkavalier
album: Strauss, R.: Elektra
album: Haydn: Nelson Mass / Little Organ Mass
album: Credo
album: Wagner: Tannhäuser
album: Discover Music of the Classical Era
album: Kyrie: Classical Music for Reflection and Meditation
album: 50 of the Best: Haydn
album: Jesus Christ In Music
album: Haydn: His Life In Music
album: Rossini: The Barber of Seville (Highlights)
album: Rossini: Il Barbiere di Siviglia

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William Tell: Overture
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by artist: Gioachino Rossini
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
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  date published: 2023-04-07
genre: classical
genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
audio: William Tell: Overture
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Mozart: Die Zauberflöte, K. 620
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date published: 2008-09-09

Mozart: Die Zauberflöte, K. 620 (Highlights)
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date published: 1993-01-01

Dvořák: Rusalka, Op. 114, B. 203 (Live)
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date published: 2016-01-01
track: Rusalka, Op. 114, B. 203, Act I: Act I: Prelude
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  genre: late-romantic-era
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T05:17:02Z
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track: Rusalka, Op. 114, B. 203, Act I: Act I: Hou, hou, hou (Elfen)
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  by artist: Noriko Sasaki
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T02:51:48Z
  audio: Rusalka, Op. 114, B. 203, Act I: Act I: Hou, hou, hou (Elfen)
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track: Rusalka, Op. 114, B. 203, Act II: Act II: Beda! Uboha Rusolka bleda! (Wassermann)
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    date published: 2016-01-01
  genre: classical
  genre: late-romantic-era
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  additional property: OTSBitcoinBlock
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  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Rusalka, Op. 114, B. 203, Act II: Act II: Beda! Uboha Rusolka bleda! (Wassermann)
track: Rusalka, Op. 114, B. 203, Act I: Act I: I pekne vitam (Wassermann)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Hastrmanku, taticku! (Rusalka, Wassermann)
track: Rusalka, Op. 114, B. 203, Act II: Act II: Rusalko, znas mne, znas? (Wassermann)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Sem casto prichazi (Rusalka, Wassermann)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Mesicku na nebi hlubokem (Rusalka)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Uboha Rusalko bledal (Wassermann, Rusalka, Hexe)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Staleta moudrost tva vsechno vi (Rusalka)
track: Rusalka, Op. 114, B. 203, Act I: Act I: To ja znam (Hexe, Rusalka)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Tedy pojd', honem podj (Hexe)
track: Rusalka, Op. 114, B. 203, Act I: Act I: Vidino divna, presladka (Prinz, Chorus, Wassermann)
track: Rusalka, Op. 114, B. 203, Act III: Act III: Milacku, znas mne, znas? (Rusalka, Prinz)
track: Rusalka, Op. 114, B. 203, Act III: Act III: Libej mne, libej, mir mi prej (Prinz, Wassermann, Rusalka)

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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe305c6e3cddc456420b7ac2eaa196aa2acb16f8b3f273cd3994b5f0d6a1053cc. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEB950463815.
date published: 2026-07-31T12:24:41Z

Rusalka, Op. 114, B. 203, Act II: Act II: Beda! Uboha Rusolka bleda! (Wassermann)
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Rusalka, Op. 114, B. 203, Act I: Act I: I pekne vitam (Wassermann)
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duration: PT3M58S
duration ms: 238333
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by artist: Yevgeny Nesterenko
by artist: Vienna State Opera Orchestra
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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additional property: CopyrightStatus
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9868eb9a6df8b1404d68b38b08f9d803685297b780d1d7a34e5ede2df813802e. 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/DEB950463803.
  date published: 2026-07-08T03:20:19Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: I pekne vitam (Wassermann)
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Rusalka, Op. 114, B. 203, Act I: Act I: Hastrmanku, taticku! (Rusalka, Wassermann)
type: MusicRecording
duration: PT3M51S
duration ms: 231800
explicit: false
by artist: Antonín Dvořák
by artist: Yevgeny Nesterenko
by artist: Vienna State Opera Orchestra
by artist: Gabriela Beňačková
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
  type: MusicAlbum
  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
isrc code: DEB950463804
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
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T23:30:38Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Hastrmanku, taticku! (Rusalka, Wassermann)
  type: AudioObject
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  additional property: Danceability
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Rusalka, Op. 114, B. 203, Act II: Act II: Rusalko, znas mne, znas? (Wassermann)
type: MusicRecording
duration: PT6M13S
duration ms: 373906
explicit: false
by artist: Antonín Dvořák
by artist: Vienna State Opera Orchestra
by artist: Yevgeny Nesterenko
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
  type: MusicAlbum
  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
isrc code: DEB950463817
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x669fd193fb8bd0a5a1bd5e3fa2cda9e4eff48a65434007d5b408dfd783f2f8b0. 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/DEB950463817.
  date published: 2026-07-08T03:22:41Z
audio: Rusalka, Op. 114, B. 203, Act II: Act II: Rusalko, znas mne, znas? (Wassermann)
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  additional property: Liveness
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Rusalka, Op. 114, B. 203, Act I: Act I: Sem casto prichazi (Rusalka, Wassermann)
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duration: PT5M24S
duration ms: 324306
explicit: false
by artist: Antonín Dvořák
by artist: Vienna State Opera Orchestra
by artist: Gabriela Beňačková
by artist: Yevgeny Nesterenko
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
  type: MusicAlbum
  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
isrc code: DEB950463805
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
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5289a640d1e939b1d366396285754669829b8ab8c397bfabc4dee4cdf230e924. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEB950463805.
  date published: 2026-07-31T12:24:41Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Sem casto prichazi (Rusalka, Wassermann)
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  additional property: Mode (Major/Minor)
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Rusalka, Op. 114, B. 203, Act I: Act I: Mesicku na nebi hlubokem (Rusalka)
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duration: PT5M52S
duration ms: 352933
explicit: false
by artist: Antonín Dvořák
by artist: Gabriela Beňačková
by artist: Vienna State Opera Orchestra
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
isrc code: DEB950463806
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf002150d800b592ff01fd63192554d5687b6467b20ab424b1fc548c2d80777b4. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/DEB950463806.
  date published: 2026-07-29T19:35:34Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Mesicku na nebi hlubokem (Rusalka)
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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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Rusalka, Op. 114, B. 203, Act I: Act I: Uboha Rusalko bledal (Wassermann, Rusalka, Hexe)
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duration ms: 201066
explicit: false
by artist: Antonín Dvořák
by artist: Eva Randová
by artist: Gabriela Beňačková
by artist: Yevgeny Nesterenko
by artist: Vienna State Opera Orchestra
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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additional property: OTSBitcoinBlockVerifyURL
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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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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T10:20:10Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Uboha Rusalko bledal (Wassermann, Rusalka, Hexe)
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Rusalka, Op. 114, B. 203, Act I: Act I: Staleta moudrost tva vsechno vi (Rusalka)
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duration: PT3M6S
duration ms: 186800
explicit: false
by artist: Antonín Dvořák
by artist: Gabriela Beňačková
by artist: Vienna State Opera Orchestra
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
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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: 2026-08-01T01:44:32Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Staleta moudrost tva vsechno vi (Rusalka)
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Rusalka, Op. 114, B. 203, Act I: Act I: To ja znam (Hexe, Rusalka)
type: MusicRecording
duration: PT5M23S
duration ms: 323026
explicit: false
by artist: Antonín Dvořák
by artist: Vienna State Opera Orchestra
by artist: Eva Randová
by artist: Gabriela Beňačková
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
  type: MusicAlbum
  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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additional property: CopyrightID
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T15:27:29Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: To ja znam (Hexe, Rusalka)
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Rusalka, Op. 114, B. 203, Act I: Act I: Tedy pojd', honem podj (Hexe)
type: MusicRecording
duration: PT4M49S
duration ms: 289266
explicit: false
by artist: Antonín Dvořák
by artist: Eva Randová
by artist: Vienna State Opera Orchestra
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:22:41Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Tedy pojd', honem podj (Hexe)
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Rusalka, Op. 114, B. 203, Act I: Act I: Vidino divna, presladka (Prinz, Chorus, Wassermann)
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duration: PT7M9S
duration ms: 429360
explicit: false
by artist: Antonín Dvořák
by artist: Yevgeny Nesterenko
by artist: Vienna State Opera Chorus
by artist: Vienna State Opera Orchestra
by artist: Peter Dvorsky
by artist: Václav Neumann
in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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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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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Rusalka, Op. 114, B. 203, Act I: Act I: Vidino divna, presladka (Prinz, Chorus, Wassermann)
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Rusalka, Op. 114, B. 203, Act III: Act III: Milacku, znas mne, znas? (Rusalka, Prinz)
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duration: PT8M27S
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by artist: Antonín Dvořák
by artist: Vienna State Opera Orchestra
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by artist: Gabriela Beňačková
by artist: Václav Neumann
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  date published: 2016-01-01
genre: classical
genre: late-romantic-era
genre: czech-classical
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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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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe16745bc80bd7876b825f5178f798238f71d3880e92bc3b8cba7b395e253016. 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/DEB950463826.
  date published: 2026-07-08T03:22:41Z
audio: Rusalka, Op. 114, B. 203, Act III: Act III: Milacku, znas mne, znas? (Rusalka, Prinz)
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Rusalka, Op. 114, B. 203, Act III: Act III: Libej mne, libej, mir mi prej (Prinz, Wassermann, Rusalka)
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in album: Dvořák: Rusalka, Op. 114, B. 203 (Live)
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genre: classical
genre: late-romantic-era
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track: Le nozze di Figaro, K. 492: Act I No. 10: Aria - Non piu andrai, farfallone amoroso
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Einem: Dantons Tod, Op. 6
type: MusicAlbum
date published: 2016-01-01

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date published: 2007-08-01

Plácido Domingo - The Opera Collection
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Essential Masses, Vol. 2
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date published: 2010-11-01

Busoni: Arlecchino & Turandot
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date published: 2024-07-26

The Ultimate Mozart Opera Album
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A Guided Tour of the Classical Era, Vol. 2
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Schubert: Claudine von Villa Bella, D. 239, Fernando, D. 220 & Kantate zu Ehren von Josef Spendou, Op. 128, D. 472
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Wagner Essential Overtures & Preludes
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Opera By Wagner
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Grand Opéra
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Mozart: The Great Operas
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Everybody's Mozart: Highlights from The Magic Flute & Così fan tutte
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German Opera
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The Best of Béla Drahos
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Eine Alpensinfonie, Op. 64: II. Sonnenaufgang
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T06:58:00Z
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track: Eine Alpensinfonie, Op. 64: III. Der Anstieg
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  audio: Eine Alpensinfonie, Op. 64: III. Der Anstieg
track: Eine Alpensinfonie, Op. 64: IV. Eintritt in den Wald
track: Eine Alpensinfonie, Op. 64: V. Wanderung neben dem Bache
track: Eine Alpensinfonie, Op. 64: VII. Erscheinung
track: Eine Alpensinfonie, Op. 64: VIII. Auf blumige Wiesen
track: Eine Alpensinfonie, Op. 64: IX. Auf der Alm
track: Eine Alpensinfonie, Op. 64: X. Durch Dickicht und Gestrüpp auf Irrwegen
track: Eine Alpensinfonie, Op. 64: XI. Auf dem Gletscher
track: Eine Alpensinfonie, Op. 64: XII. Gefahrvolle Augenblicke
track: Eine Alpensinfonie, Op. 64: XIII. Auf dem Gipfel
track: Eine Alpensinfonie, Op. 64: XIV. Vision
track: Eine Alpensinfonie, Op. 64: XVI. Die Sonne verdüstert sich allmählich
track: Eine Alpensinfonie, Op. 64: XVII. Elegie
track: Eine Alpensinfonie, Op. 64: XVIII. Stille vor dem Sturm
track: Eine Alpensinfonie, Op. 64: XIX. Gewitter und Sturm, Abstieg
track: Eine Alpensinfonie, Op. 64: XX. Sonnenuntergang
track: Eine Alpensinfonie, Op. 64: XXI. Ausklang
track: Eine Alpensinfonie, Op. 64: XXII. Nacht
track: Don Juan, Op. 20
track: Also sprach Zarathustra, Op. 30: I. Prelude. Sonnenaufgang

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OTSTimestamp
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OTSVerifyInstructions
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Eine Alpensinfonie, Op. 64: III. Der Anstieg
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Eine Alpensinfonie, Op. 64: IV. Eintritt in den Wald
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: IV. Eintritt in den Wald
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Eine Alpensinfonie, Op. 64: V. Wanderung neben dem Bache
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popularity: 3
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
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Eine Alpensinfonie, Op. 64: VII. Erscheinung
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T00:26:26Z
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Eine Alpensinfonie, Op. 64: VIII. Auf blumige Wiesen
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf29e090fa7b0161fa215dfb2cba1808def9165e63d3ab5a1ecb69cc8f63ba51a. 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/DEF058101286.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: VIII. Auf blumige Wiesen
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 96.615
  additional property: Musical Key
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    value: 11
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.21
  additional property: Energy
    type: PropertyValue
    value: 0.218
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.85
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.859
  additional property: Liveness
    type: PropertyValue
    value: 0.588
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.421
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eine Alpensinfonie, Op. 64: IX. Auf der Alm
type: MusicRecording
duration: PT2M6S
duration ms: 126266
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101287
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:21:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc1f3c8972c01626656935867ef4fe5daae98ecf501aee495a676ae33c5ac250
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101287
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc1f3c8972c01626656935867ef4fe5daae98ecf501aee495a676ae33c5ac250. 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/DEF058101287.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: IX. Auf der Alm
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.356
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.096
  additional property: Energy
    type: PropertyValue
    value: 0.092
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.79
  additional property: Liveness
    type: PropertyValue
    value: 0.736
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.162
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.894
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eine Alpensinfonie, Op. 64: X. Durch Dickicht und Gestrüpp auf Irrwegen
type: MusicRecording
duration: PT1M33S
duration ms: 93973
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101288
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:20:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x97ea0b75f2babef79f677f40d8b8cec58b03fbb88935c76f17ddc201ae82d3e2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101288
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97ea0b75f2babef79f677f40d8b8cec58b03fbb88935c76f17ddc201ae82d3e2. 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/DEF058101288.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: X. Durch Dickicht und Gestrüpp auf Irrwegen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.725
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.221
  additional property: Energy
    type: PropertyValue
    value: 0.368
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.921
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.347
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.366
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.218
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eine Alpensinfonie, Op. 64: XI. Auf dem Gletscher
type: MusicRecording
duration: PT1M17S
duration ms: 77400
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101289
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:34:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc2fceded0530898bc61770ecaef45b48c46d0128148cea83218bc623914b2aeb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101289
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2fceded0530898bc61770ecaef45b48c46d0128148cea83218bc623914b2aeb. 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/DEF058101289.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: XI. Auf dem Gletscher
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.579
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.231
  additional property: Energy
    type: PropertyValue
    value: 0.539
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.814
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.833
  additional property: Liveness
    type: PropertyValue
    value: 0.308
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.146
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Eine Alpensinfonie, Op. 64: XII. Gefahrvolle Augenblicke
type: MusicRecording
duration: PT1M27S
duration ms: 87760
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101291
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:55:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc68250b232ecfc0770e66b5a0eb3a365105c71b09dbc4eb599df0cd09c3dedd4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101291
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc68250b232ecfc0770e66b5a0eb3a365105c71b09dbc4eb599df0cd09c3dedd4. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/DEF058101291.
  date published: 2026-07-31T19:53:13Z
audio: Eine Alpensinfonie, Op. 64: XII. Gefahrvolle Augenblicke
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.9
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.162
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.869
  additional property: Liveness
    type: PropertyValue
    value: 0.493
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.128
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.486
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Eine Alpensinfonie, Op. 64: XIII. Auf dem Gipfel
type: MusicRecording
duration: PT4M30S
duration ms: 270973
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101292
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T17:55:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfdc7ca251d146e32107ecaac63f48b21d0731490b67be4478d5ef4a4ae7fee0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101292
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfdc7ca251d146e32107ecaac63f48b21d0731490b67be4478d5ef4a4ae7fee0. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/DEF058101292.
  date published: 2026-07-30T18:23:33Z
audio: Eine Alpensinfonie, Op. 64: XIII. Auf dem Gipfel
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.483
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.161
  additional property: Energy
    type: PropertyValue
    value: 0.311
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.796
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.561
  additional property: Liveness
    type: PropertyValue
    value: 0.574
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.065
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.719
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eine Alpensinfonie, Op. 64: XIV. Vision
type: MusicRecording
duration: PT3M40S
duration ms: 220400
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101293
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T05:47:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd4c5b8c0938b4e3e6d6339f8775a40eab94c69dcfc7d669d0438c31b3be5a24
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960360
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960360
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101293
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:42:11Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd4c5b8c0938b4e3e6d6339f8775a40eab94c69dcfc7d669d0438c31b3be5a24. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/DEF058101293.
  date published: 2026-07-31T06:42:11Z
audio: Eine Alpensinfonie, Op. 64: XIV. Vision
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.211
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.132
  additional property: Energy
    type: PropertyValue
    value: 0.341
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.928
  additional property: Liveness
    type: PropertyValue
    value: 0.67
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.086
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
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Eine Alpensinfonie, Op. 64: XVI. Die Sonne verdüstert sich allmählich
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duration ms: 49066
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by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
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  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101295
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdda3f94862b1bc5f6a736c545b075f9522bdcd770f27b2f205c2389144593e42. 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/DEF058101295.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: XVI. Die Sonne verdüstert sich allmählich
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Eine Alpensinfonie, Op. 64: XVII. Elegie
type: MusicRecording
duration: PT2M18S
duration ms: 138200
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101296
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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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7128289eb538ee90ab271f8a32915f8cd745fe7a53d853dd2985a8347a69ff1. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEF058101296.
  date published: 2026-07-31T12:24:41Z
audio: Eine Alpensinfonie, Op. 64: XVII. Elegie
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Eine Alpensinfonie, Op. 64: XVIII. Stille vor dem Sturm
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duration: PT3M2S
duration ms: 182226
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058100299
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8858fe7386adb0e9fceff3886d049e2a0d4b99356d5c3ca0631550e176f5533c. 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/DEF058100299.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: XVIII. Stille vor dem Sturm
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Eine Alpensinfonie, Op. 64: XIX. Gewitter und Sturm, Abstieg
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duration: PT3M57S
duration ms: 237800
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058100292
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: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d4836258bdf0fec8fbb29db8b806e41f58f4c5526c019e0c9c085e088788788. 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/DEF058100292.
  date published: 2026-07-08T03:20:19Z
audio: Eine Alpensinfonie, Op. 64: XIX. Gewitter und Sturm, Abstieg
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Eine Alpensinfonie, Op. 64: XX. Sonnenuntergang
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duration: PT2M41S
duration ms: 161000
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101280
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cd8a88005763f718a59500e8cf0b7a8c3ce15e765645346da6e47233deb1e2b. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058101280.
  date published: 2026-07-31T15:20:15Z
audio: Eine Alpensinfonie, Op. 64: XX. Sonnenuntergang
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Eine Alpensinfonie, Op. 64: XXI. Ausklang
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duration: PT6M2S
duration ms: 362000
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 3
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101297
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: 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
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40522bd3bcee43f263eacc775bf369c8a5fa3cf8bb0a8ef5b06c9c26e162be84. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEF058101297.
  date published: 2026-07-31T12:24:41Z
audio: Eine Alpensinfonie, Op. 64: XXI. Ausklang
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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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Eine Alpensinfonie, Op. 64: XXII. Nacht
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duration: PT2M45S
duration ms: 165000
explicit: false
by artist: Richard Strauss
by artist: David Bell
by artist: Berliner Philharmoniker
by artist: Herbert von Karajan
in album: Karajan A-Z: Richard Strauss
  type: MusicAlbum
  date published: 2024-05-10
popularity: 2
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058101298
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: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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Don Juan, Op. 20
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audio: Don Juan, Op. 20
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Also sprach Zarathustra, Op. 30: I. Prelude. Sonnenaufgang
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R. Strauss: Der Rosenkavalier
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track: Der Rosenkavalier, Op. 59, Act II: Introduction
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track: Der Rosenkavalier, Op. 59, Act III: Introduction and Pantomime
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  audio: Der Rosenkavalier, Op. 59, Act III: Introduction and Pantomime
track: Der Rosenkavalier, Op. 59, Act I: Wie du warst!
track: Der Rosenkavalier, Op. 59, Act II: Ein ernster Tag, ein großer Tag!
track: Der Rosenkavalier, Op. 59, Act III: Hab'n euer Gnaden noch weitre Befehle?
track: Der Rosenkavalier, Op. 59, Act I: Der Feldmarschall sitzt im krowatischen Wald
track: Der Rosenkavalier, Op. 59, Act II: In dieser feierlichen Stunde
track: Der Rosenkavalier, Op. 59, Act I: Selbstverständlich empfängt mich Ihro Gnaden
track: Der Rosenkavalier, Op. 59, Act I: Macht das einen lahmen Esel aus mir?
track: Der Rosenkavalier, Op. 59, Act II: Mir ist die Ehre widerfahren "Presentation of the Rose"
track: Der Rosenkavalier, Op. 59, Act I: I komm' glei
track: Der Rosenkavalier, Op. 59, Act II: Ich kenn' ihn schon recht wohl
track: Der Rosenkavalier, Op. 59, Act I: Di rigori armato il seno "Italian Tenor's Aria"
track: Der Rosenkavalier, Op. 59, Act II: Jetzt aber kommt mein Herr Zukünftiger – Eh bien! Nun plauder Sie – Wir kommen über Nacht
track: Der Rosenkavalier, Op. 59, Act III: Ist halt vorbei
track: Der Rosenkavalier, Op. 59, Act I: Mein lieber Hippolyte
track: Der Rosenkavalier, Op. 59, Act II: Hab' nichts dawider
track: Der Rosenkavalier, Op. 59, Act III: Mein Gott, es war nicht mehr als eine Farce
track: Der Rosenkavalier, Op. 59, Act I: Da geht er hin, der aufgeblasene schlechte Kerl
track: Der Rosenkavalier, Op. 59, Act II: Mit Ihren Augen voll Tränen
track: Der Rosenkavalier, Op. 59, Act I: Ach! Du bist wieder da!
track: Der Rosenkavalier, Op. 59, Act II: Herr Baron von Lerchenau! – Mord! Mord! Mein Blut!
track: Der Rosenkavalier, Op. 59, Act III: Marie Theres'! ... Hab mir's gelobt, Ihn lieb zu haben (Trio)
track: Der Rosenkavalier, Op. 59, Act I: Die Zeit, die ist ein sonderbar Ding – Mein schöner Schatz – ich werde jetzt
track: Der Rosenkavalier, Op. 59, Act II: Da lieg' ich! – Ohne mich, ohne mich, jeder Tag dir so bang
track: Der Rosenkavalier, Op. 59, Act III: Ist ein Traum, kann nicht wirklich sein / Spür nur dich (Love Duet)

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OpenTimestamps Proof of Existence
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Der Rosenkavalier, Op. 59, Act III: Introduction and Pantomime
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Der Rosenkavalier, Op. 59, Act I: Wie du warst!
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Der Rosenkavalier, Op. 59, Act II: Ein ernster Tag, ein großer Tag!
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Der Rosenkavalier, Op. 59, Act III: Hab'n euer Gnaden noch weitre Befehle?
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Der Rosenkavalier, Op. 59, Act I: Der Feldmarschall sitzt im krowatischen Wald
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Der Rosenkavalier, Op. 59, Act II: In dieser feierlichen Stunde
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Der Rosenkavalier, Op. 59, Act I: Selbstverständlich empfängt mich Ihro Gnaden
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Der Rosenkavalier, Op. 59, Act I: Macht das einen lahmen Esel aus mir?
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Der Rosenkavalier, Op. 59, Act II: Mir ist die Ehre widerfahren "Presentation of the Rose"
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duration ms: 432800
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231024
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
audio: Der Rosenkavalier, Op. 59, Act II: Mir ist die Ehre widerfahren "Presentation of the Rose"
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Der Rosenkavalier, Op. 59, Act I: I komm' glei
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duration: PT3M13S
duration ms: 193040
explicit: false
by artist: Richard Strauss
by artist: Brigitte Poschner
by artist: Agnes Baltsa
by artist: Waltraud Winsauer
by artist: Margaretha Hintermeier
by artist: Gabriele Sima
by artist: Heinz Zednik
by artist: Horst Nitsche
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
by artist: Brigitte Poschner-Klebel
in album: R. Strauss: Der Rosenkavalier
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  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act I: I komm' glei
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Der Rosenkavalier, Op. 59, Act II: Ich kenn' ihn schon recht wohl
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duration: PT4M6S
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by artist: Richard Strauss
by artist: Janet Perry
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T21:25:57Z
audio: Der Rosenkavalier, Op. 59, Act II: Ich kenn' ihn schon recht wohl
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Der Rosenkavalier, Op. 59, Act I: Di rigori armato il seno "Italian Tenor's Aria"
type: MusicRecording
duration: PT5M36S
duration ms: 336466
explicit: false
by artist: Richard Strauss
by artist: Vinson Cole
by artist: Kurt Moll
by artist: Carlos Feller
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231016
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231016
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-30T12:45:34Z
audio: Der Rosenkavalier, Op. 59, Act I: Di rigori armato il seno "Italian Tenor's Aria"
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Der Rosenkavalier, Op. 59, Act II: Jetzt aber kommt mein Herr Zukünftiger – Eh bien! Nun plauder Sie – Wir kommen über Nacht
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duration: PT9M55S
duration ms: 595466
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
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by artist: Agnes Baltsa
by artist: Gottfried Hornik
by artist: Kurt Moll
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
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genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231026
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T16:07:24Z
audio: Der Rosenkavalier, Op. 59, Act II: Jetzt aber kommt mein Herr Zukünftiger – Eh bien! Nun plauder Sie – Wir kommen über Nacht
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Der Rosenkavalier, Op. 59, Act III: Ist halt vorbei
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duration: PT2M34S
duration ms: 154133
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by artist: Richard Strauss
by artist: Johann Reautschnigg
by artist: Anna Tomowa-Sintow
by artist: Janet Perry
by artist: Helga Muller-Molinari
by artist: Wolfgang Holzherr
by artist: Karl Terkal
by artist: Heinz Zednik
by artist: Kurt Moll
by artist: Ingo Koblitz
by artist: Walter Zeh
by artist: Hannes Lichtenberger
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
by artist: Wiener Staatsopernchor
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  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231036
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T08:26:41Z
audio: Der Rosenkavalier, Op. 59, Act III: Ist halt vorbei
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Der Rosenkavalier, Op. 59, Act I: Mein lieber Hippolyte
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by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
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genre: classical
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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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  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c916f8efee6a5112ef091088e83c6710e457efb3bba9edbe6cd74c7e08c4819. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/DEF058231017.
  date published: 2026-07-31T13:04:34Z
audio: Der Rosenkavalier, Op. 59, Act I: Mein lieber Hippolyte
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  additional property: Energy
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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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    value: 0.149
  additional property: Loudness (dB)
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    value: -29.061
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    value: Major

Der Rosenkavalier, Op. 59, Act II: Hab' nichts dawider
type: MusicRecording
duration: PT4M19S
duration ms: 259560
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
by artist: Wilma Lipp
by artist: Agnes Baltsa
by artist: Kurt Moll
by artist: Franz Kasemann
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:46:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d1297c805f51924d938b491591c59e4168cb7037b7d597c86a8d5e8c7d6d039
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231027
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d1297c805f51924d938b491591c59e4168cb7037b7d597c86a8d5e8c7d6d039. 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/DEF058231027.
  date published: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act II: Hab' nichts dawider
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 1
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.332
  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
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.082
  additional property: Loudness (dB)
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    value: -23.281
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  additional property: Mode Name
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Der Rosenkavalier, Op. 59, Act III: Mein Gott, es war nicht mehr als eine Farce
type: MusicRecording
duration: PT2M27S
duration ms: 147666
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
by artist: Anna Tomowa-Sintow
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:12:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6c7c27cfc06d221049052583fac507586e27a117a82083f151ad71ac63e5ba0f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231037
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c7c27cfc06d221049052583fac507586e27a117a82083f151ad71ac63e5ba0f. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231037.
  date published: 2026-07-31T15:20:15Z
audio: Der Rosenkavalier, Op. 59, Act III: Mein Gott, es war nicht mehr als eine Farce
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.257
  additional property: Energy
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    value: 0.152
  additional property: Speechiness
    type: PropertyValue
    value: 0.111
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.087
  additional property: Loudness (dB)
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    value: -23.071
  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
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Der Rosenkavalier, Op. 59, Act I: Da geht er hin, der aufgeblasene schlechte Kerl
type: MusicRecording
duration: PT5M38S
duration ms: 338533
explicit: false
by artist: Richard Strauss
by artist: Anna Tomowa-Sintow
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T13:27:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbbac4d1afc639b22581ac3783eb2ec608b13c96042f202bd30c4b78511c9fc00
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960410
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960410
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:50:38Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbac4d1afc639b22581ac3783eb2ec608b13c96042f202bd30c4b78511c9fc00. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/DEF058231004.
  date published: 2026-07-31T13:50:38Z
audio: Der Rosenkavalier, Op. 59, Act I: Da geht er hin, der aufgeblasene schlechte Kerl
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.027
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.25
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.514
  additional property: Valence (Positivity)
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    value: 0.042
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.986
  additional property: Key Name
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    value: F
  additional property: Mode Name
    type: PropertyValue
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Der Rosenkavalier, Op. 59, Act II: Mit Ihren Augen voll Tränen
type: MusicRecording
duration: PT3M39S
duration ms: 219173
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:00:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6710a1d57a0ed59ff908ae28fe8d50a4c8ff4df3e8c127e7ddcac096dbc7d8e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231028
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6710a1d57a0ed59ff908ae28fe8d50a4c8ff4df3e8c127e7ddcac096dbc7d8e. 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/DEF058231028.
  date published: 2026-07-08T03:22:41Z
audio: Der Rosenkavalier, Op. 59, Act II: Mit Ihren Augen voll Tränen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 88.881
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.128
  additional property: Energy
    type: PropertyValue
    value: 0.111
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.607
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.08
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.529
  additional property: Key Name
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    value: A
  additional property: Mode Name
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Der Rosenkavalier, Op. 59, Act I: Ach! Du bist wieder da!
type: MusicRecording
duration: PT6M16S
duration ms: 376133
explicit: false
by artist: Richard Strauss
by artist: Anna Tomowa-Sintow
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231018
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:25:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b67abf60691b25682ac4480407e1685d01733bf59daee5cd04714f3ee3f97a6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231018
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b67abf60691b25682ac4480407e1685d01733bf59daee5cd04714f3ee3f97a6. 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/DEF058231018.
  date published: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act I: Ach! Du bist wieder da!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.943
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.216
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.213
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.043
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.045
  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
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Der Rosenkavalier, Op. 59, Act II: Herr Baron von Lerchenau! – Mord! Mord! Mein Blut!
type: MusicRecording
duration: PT15M28S
duration ms: 928666
explicit: false
by artist: Richard Strauss
by artist: Janet Perry
by artist: Wilma Lipp
by artist: Agnes Baltsa
by artist: Helga Muller-Molinari
by artist: Heinz Zednik
by artist: Gottfried Hornik
by artist: Kurt Moll
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
by artist: Wiener Staatsopernchor
in album: R. Strauss: Der Rosenkavalier
  type: MusicAlbum
  date published: 1984-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF058231029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T10:34:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9218b8bb6e55e9707b130994da69875b82dbfc0e3b7b274fc2e3e6ae35e8d3d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231029
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9218b8bb6e55e9707b130994da69875b82dbfc0e3b7b274fc2e3e6ae35e8d3d. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEF058231029.
  date published: 2026-07-31T12:24:41Z
audio: Der Rosenkavalier, Op. 59, Act II: Herr Baron von Lerchenau! – Mord! Mord! Mein Blut!
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.347
  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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Der Rosenkavalier, Op. 59, Act III: Marie Theres'! ... Hab mir's gelobt, Ihn lieb zu haben (Trio)
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by artist: Anna Tomowa-Sintow
by artist: Janet Perry
by artist: Agnes Baltsa
by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
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  date published: 1984-01-01
genre: classical
genre: opera
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act III: Marie Theres'! ... Hab mir's gelobt, Ihn lieb zu haben (Trio)
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Der Rosenkavalier, Op. 59, Act I: Die Zeit, die ist ein sonderbar Ding – Mein schöner Schatz – ich werde jetzt
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by artist: Wiener Philharmoniker
by artist: Herbert von Karajan
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act I: Die Zeit, die ist ein sonderbar Ding – Mein schöner Schatz – ich werde jetzt
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Der Rosenkavalier, Op. 59, Act II: Da lieg' ich! – Ohne mich, ohne mich, jeder Tag dir so bang
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Der Rosenkavalier, Op. 59, Act II: Da lieg' ich! – Ohne mich, ohne mich, jeder Tag dir so bang
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Der Rosenkavalier, Op. 59, Act III: Ist ein Traum, kann nicht wirklich sein / Spür nur dich (Love Duet)
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duration: PT6M48S
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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: 2026-07-08T03:20:19Z
audio: Der Rosenkavalier, Op. 59, Act III: Ist ein Traum, kann nicht wirklich sein / Spür nur dich (Love Duet)
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Strauss, R.: Elektra
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date published: 1997-01-01
track: Elektra, Op. 58: "Wo bleibt Elektra?"
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T08:30:10Z
  audio: Elektra, Op. 58: "Wo bleibt Elektra?"
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track: Elektra, Op. 58: "Orest! Orest ist tot!"
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T00:26:26Z
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track: Elektra, Op. 58: "Allein! Weh, ganz allein."
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  subject of: OpenTimestamps Proof of Existence
  audio: Elektra, Op. 58: "Allein! Weh, ganz allein."
track: Elektra, Op. 58: "Nun denn, allein!"
track: Elektra, Op. 58: Ah! das Gesicht!
track: Elektra, Op. 58: Orest! Orest! Es rührt sich niemand!
track: Elektra, Op. 58: "Was willst du? Seht doch dort!"
track: Elektra, Op. 58: Es muss etwas geschehen sein
track: Elektra, Op. 58: "Ich habe keine guten Nächte."
track: Elektra, Op. 58: "Elektra! Schwester!"

Strauss, R.: Elektra
type: MusicAlbum
date published: 1997-01-01

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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x7ed3a0a3962b8be9be1c7e1b0d547be182af62fd3df9d3a372e1561373700d93

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OTSBitcoinBlock
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value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531602

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed3a0a3962b8be9be1c7e1b0d547be182af62fd3df9d3a372e1561373700d93. 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/DEF059531602.
date published: 2026-07-08T03:20:19Z

Elektra, Op. 58: "Allein! Weh, ganz allein."
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Speechiness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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Elektra, Op. 58: "Nun denn, allein!"
type: MusicRecording
duration: PT11M34S
duration ms: 694800
explicit: false
by artist: Richard Strauss
by artist: Alessandra Marc
by artist: Samuel Ramey
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xf439804c77dcb16287937e31802f64d0186c988c49848068af19cd19de9e7925
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531607
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf439804c77dcb16287937e31802f64d0186c988c49848068af19cd19de9e7925. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/DEF059531607.
  date published: 2026-07-31T19:53:13Z
audio: Elektra, Op. 58: "Nun denn, allein!"
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Elektra, Op. 58: Ah! das Gesicht!
type: MusicRecording
duration: PT10M10S
duration ms: 610866
explicit: false
by artist: Richard Strauss
by artist: Alessandra Marc
by artist: Deborah Voigt
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531603
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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  value: 2026-07-30T11:31:43+00:00
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531603
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x000f7c4760444698ee8174069696e30640432b65121947b7f0e6322f8393188d. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/DEF059531603.
  date published: 2026-07-30T12:06:10Z
audio: Elektra, Op. 58: Ah! das Gesicht!
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  additional property: Tempo (BPM)
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Elektra, Op. 58: Orest! Orest! Es rührt sich niemand!
type: MusicRecording
duration: PT12M33S
duration ms: 753333
explicit: false
by artist: Richard Strauss
by artist: Alessandra Marc
by artist: Samuel Ramey
by artist: Goran Simic
by artist: Hanna Schwarz
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531608
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531608
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T15:20:15Z
audio: Elektra, Op. 58: Orest! Orest! Es rührt sich niemand!
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  additional property: Tempo (BPM)
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  additional property: Danceability
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Elektra, Op. 58: "Was willst du? Seht doch dort!"
type: MusicRecording
duration: PT10M43S
duration ms: 643906
explicit: false
by artist: Richard Strauss
by artist: Hanna Schwarz
by artist: Alessandra Marc
by artist: Christiane Hossfeld
by artist: Karin Wieser
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531604
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Elektra, Op. 58: "Was willst du? Seht doch dort!"
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.262
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
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    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
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    type: PropertyValue
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Elektra, Op. 58: Es muss etwas geschehen sein
type: MusicRecording
duration: PT6M16S
duration ms: 376666
explicit: false
by artist: Richard Strauss
by artist: Deborah Voigt
by artist: Annette Jahns
by artist: Gabriele Sima
by artist: Elisabeth Wilke
by artist: Anne Schwanewilms
by artist: Siegfried Jerusalem
by artist: Alessandra Marc
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
by artist: Wiener Staatsopernchor
by artist: Dietrich Gerpheide
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:23:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531609
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf59cd08a2b0f1f00d8893866d79e783fc23c7ec541d151a3b8a184608497b11a. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531609.
  date published: 2026-07-31T02:19:15Z
audio: Elektra, Op. 58: Es muss etwas geschehen sein
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Acousticness
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Elektra, Op. 58: "Ich habe keine guten Nächte."
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duration: PT15M1S
duration ms: 901933
explicit: false
by artist: Richard Strauss
by artist: Hanna Schwarz
by artist: Alessandra Marc
by artist: Wiener Philharmoniker
by artist: Giuseppe Sinopoli
in album: Strauss, R.: Elektra
  type: MusicAlbum
  date published: 1997-01-01
genre: classical
genre: opera
genre: orchestra
isrc code: DEF059531605
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe8a1d1fc26f310cfaf84fd70944d16503ebc910ef9ddedefe808cf1eae905fd9
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960288
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059531605
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:41:38Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:41:38Z
audio: Elektra, Op. 58: "Ich habe keine guten Nächte."
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Elektra, Op. 58: "Elektra! Schwester!"
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by artist: Wiener Philharmoniker
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genre: opera
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T07:48:45Z
audio: Elektra, Op. 58: "Elektra! Schwester!"
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T18:46:00Z
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track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Gloria in excelsis Deo
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Quoniam tu solus sanctus
track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Credo in unum Deum
track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et incarnatus est
track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
track: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Benedictus: Benedictus qui venit
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track: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
track: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Sanctus
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track: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Agnus Dei

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date published: 2026-07-08T03:22:41Z

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Gloria: Qui tollis peccata mundi
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58404b3a35ad63e2d240068efe31874b821a47ac2a17d69761b6c69f914f660f. 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/HKI199932705.
  date published: 2026-07-08T08:56:20Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Credo in unum Deum
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.832
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.451
  additional property: Energy
    type: PropertyValue
    value: 0.177
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.105
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.494
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.946
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et incarnatus est
type: MusicRecording
duration: PT3M56S
duration ms: 236333
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T23:42:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdbe50e411d8b5a075b3a9a8365dde77108d973ef739b2fb7bef35540d5364273
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932706
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbe50e411d8b5a075b3a9a8365dde77108d973ef739b2fb7bef35540d5364273. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/HKI199932706.
  date published: 2026-07-31T23:51:35Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et incarnatus est
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.495
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.126
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.127
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.186
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
type: MusicRecording
duration: PT3M40S
duration ms: 220106
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932707
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:41:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc4d4b728518931194f13c631a5411866ecacd5691f113dc1b341af327dcacc73
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932707
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4d4b728518931194f13c631a5411866ecacd5691f113dc1b341af327dcacc73. 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/HKI199932707.
  date published: 2026-07-08T03:22:41Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Credo: Et resurrexit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.632
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.2
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.072
  additional property: Liveness
    type: PropertyValue
    value: 0.288
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.228
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.874
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Benedictus: Benedictus qui venit
type: MusicRecording
duration: PT5M34S
duration ms: 334266
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Gabriele Sima
by artist: Kurt Azesberger
by artist: Robert Holzer
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:00:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf625470e1943489d3a80a275e3047d836d8d24f770088bfc803594f4322b9675
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932709
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf625470e1943489d3a80a275e3047d836d8d24f770088bfc803594f4322b9675. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932709.
  date published: 2026-07-31T15:20:15Z
audio: Mass No. 11 in D Minor, Hob.XXII:11, "Nelsonmesse", "Imperial Mass", "Coronation Mass": Benedictus: Benedictus qui venit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.09
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.062
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.471
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.798
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Kyrie
type: MusicRecording
duration: PT2M26S
duration ms: 146960
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T23:37:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x489c1361a97dbba0878b7f1105f65eeba32080171a22e78c635270d40e473f6b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932713
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x489c1361a97dbba0878b7f1105f65eeba32080171a22e78c635270d40e473f6b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/HKI199932713.
  date published: 2026-07-02T03:55:08Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.488
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.189
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.361
  additional property: Liveness
    type: PropertyValue
    value: 0.231
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.591
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Gloria
type: MusicRecording
duration: PT0M56S
duration ms: 56840
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:02:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c1ad5126482a77facfca61e5db8a0f0ea05c4f1eac13c8b4502819aa59e0e0d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932714
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c1ad5126482a77facfca61e5db8a0f0ea05c4f1eac13c8b4502819aa59e0e0d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/HKI199932714.
  date published: 2026-07-06T07:53:57Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Gloria
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.806
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.326
  additional property: Energy
    type: PropertyValue
    value: 0.081
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.025
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.178
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.486
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
type: MusicRecording
duration: PT3M19S
duration ms: 199933
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932715
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T14:27:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b0a40cf2f7e539f000eadb7ba8cfb80ff8d59280bde8223c114c8fdb06bbdb7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960266
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960266
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932715
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:44:50Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b0a40cf2f7e539f000eadb7ba8cfb80ff8d59280bde8223c114c8fdb06bbdb7. Chain 2 (Bitcoin): anchored in block 960266 (2026-07-30T14:44:50Z), 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/HKI199932715.
  date published: 2026-07-30T14:44:50Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Credo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.681
  additional property: Musical Key
    type: PropertyValue
    value: 7
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  additional property: Loudness (dB)
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    value: -31.148
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Sanctus
type: MusicRecording
duration: PT1M0S
duration ms: 60493
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932716
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x75f6d424ef1a24bab1a0706bc3b968b2320fef694740ba41af0babde2279c81c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932716
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75f6d424ef1a24bab1a0706bc3b968b2320fef694740ba41af0babde2279c81c. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/HKI199932716.
  date published: 2026-07-29T13:09:35Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Sanctus
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Benedictus
type: MusicRecording
duration: PT6M15S
duration ms: 375133
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932717
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932717
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd26b0c179f66bdd14802b6a8ed739de5976b6abce12777db06934a2dc7bb0eec. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/HKI199932717.
  date published: 2026-07-30T02:05:19Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Benedictus
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Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Agnus Dei
type: MusicRecording
duration: PT3M38S
duration ms: 218506
explicit: false
by artist: Joseph Haydn
by artist: Viktoria Loukianetz
by artist: Hungarian Radio Chorus
by artist: Nicolaus Esterhazy Sinfonia
by artist: Béla Drahos
in album: Haydn: Nelson Mass / Little Organ Mass
  type: MusicAlbum
  date published: 2000-04-18
isrc code: HKI199932718
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199932718
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:09:33Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec9cf56200ba2912562a4083f262775a021a26fdbf08c5380f86fe14a5ee090e. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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/HKI199932718.
  date published: 2026-07-30T20:09:33Z
audio: Mass No. 7 in B-Flat Major, Hob.XXII:7, "Missa brevis Sancti Joannis de Deo", "Kleine Orgelsolomesse" (Little Organ Mass): Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Danceability
    type: PropertyValue
    value: 0.212
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  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Credo
type: MusicAlbum
date published: 2001-05-09

Wagner: Tannhäuser
type: MusicAlbum
date published: 1985-01-01
track: Wagner: Tannhäuser: Overtüre
  type: MusicRecording
  duration: PT13M44S
  duration ms: 824013
  explicit: false
  by artist: Richard Wagner
  by artist: Bernard Haitink
  by artist: Bavarian Radio Symphony Orchestra
  in album: Wagner: Tannhäuser
    type: MusicAlbum
    date published: 1985-01-01
  genre: classical
  genre: opera
  isrc code: GBAYC1001359
  additional property: CopyrightID
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    type: PropertyValue
    value: registered
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    value: 2026-06-23T01:01:58+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xc027da19a98ef7b0b189fd1d74a29df71a663aaae238264b47a5f224ca019514
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001359
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc027da19a98ef7b0b189fd1d74a29df71a663aaae238264b47a5f224ca019514. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/GBAYC1001359.
    date published: 2026-07-02T03:55:08Z
  audio: Wagner: Tannhäuser: Overtüre
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 105.032
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.1
    additional property: Energy
      type: PropertyValue
      value: 0.084
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.958
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.919
    additional property: Liveness
      type: PropertyValue
      value: 0.067
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.04
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.317
    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Wagner: Tannhäuser, Act 2: "Dich, teure Halle" (Elisabeth)
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291866
  explicit: false
  by artist: Richard Wagner
  by artist: Bernard Haitink
  by artist: Lucia Popp
  by artist: Bavarian Radio Symphony Orchestra
  in album: Wagner: Tannhäuser
    type: MusicAlbum
    date published: 1985-01-01
  genre: classical
  genre: opera
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeb9210ec1ccaad41f1b82a6c12517fe4d3ef6df559b8f2d36901784e2bb14317
  additional property: OTSHash
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001375
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb9210ec1ccaad41f1b82a6c12517fe4d3ef6df559b8f2d36901784e2bb14317. 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/GBAYC1001375.
    date published: 2026-07-08T03:20:19Z
  audio: Wagner: Tannhäuser, Act 2: "Dich, teure Halle" (Elisabeth)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 101.343
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
      value: 0.187
    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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    additional property: Loudness (dB)
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      value: -22.722
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track: Wagner: Tannhäuser, Act 3: Einleitung
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  duration: PT7M39S
  duration ms: 459066
  explicit: false
  by artist: Richard Wagner
  by artist: Bernard Haitink
  by artist: Bavarian Radio Symphony Orchestra
  in album: Wagner: Tannhäuser
    type: MusicAlbum
    date published: 1985-01-01
  genre: classical
  genre: opera
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Wagner: Tannhäuser, Act 3: Einleitung
track: Wagner: Tannhäuser, Act 1: "Naht euch dem Strande" (Sirenen)
track: Wagner: Tannhäuser, Act 2: "Dort ist sie" (Wolfram, Elisabeth, Tannhäuser)
track: Wagner: Tannhäuser, Act 3: "Wohl wusst' ich hier sie im Gebet zu finden" (Wolfram, Chor, Elisabeth)
track: Wagner: Tannhäuser, Act 1: "Geliebter, sag! Wo weilt dein Sinn" (Venus, Sirenen)
track: Wagner: Tannhäuser, Act 2: "Und als Ihr nun von unsgegangen" (Elisabeth, Tannhäuser, Wolfram)
track: Wagner: Tannhäuser, Act 3: "Er kehret nicht zurück!" (Elisabeth)
track: Wagner: Tannhäuser, Act 1: "Dir töne Lob!" (Tannhäuser, Venus)
track: Wagner: Tannhäuser, Act 2: "Dich treff 'ich hier in dieser Halle" (Hermann, Elisabeth)
track: Wagner: Tannhäuser, Act 3: "Wie Todesahnung, Dämm'rung deckt die Lande" (Wolfram)
track: Wagner: Tannhäuser, Act 1: "Geliebter, komm! Sieh dort die Grotte" (Venus, Sirenen)
track: Wagner: Tannhäuser, Act 2: "Freudig begrüssen wir die edle Hall" (Chor)
track: Wagner: Tannhäuser, Act 3: "Ich hörte Harfenschlag" (Tannhäuser, Wolfram)
track: Wagner: Tannhäuser, Act 1: "Stets soll nur dir, nur dir mein Lied ertone" (Tannhäuser, Venus)
track: Wagner: Tannhäuser, Act 2: "Gar viel und schönward hier in dieser Halle" (Hermann, Chor)
track: Wagner: Tannhäuser, Act 3: "Hör an, Wolfram" (Tannhäuser, Wolfram, Venus)
track: Wagner: Tannhäuser, Act 1: "Frau Holda kam aus dem Berg hervor" (Ein Junger Hirt, Chor, Tannhäuser)
track: Wagner: Tannhäuser, Act 2: "Blick'ich umher in diesem edlen Kreise" (Wolfram, Chor, Tannhäuser)
track: Wagner: Tannhäuser, Act 3: "Als ich erwacht" (Tutti)
track: Wagner: Tannhäuser, Act 1: "Wer ist der dort im brünstigem Gebete" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
track: Wagner: Tannhäuser, Act 2: "Den Bronnen, den uns Wolfram nannte" (Walther, Chor, Tannhäuser)
track: Wagner: Tannhäuser, Act 1: "Als du in kühnem Sange uns bestrittest" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
track: Wagner: Tannhäuser, Act 2: "Was hör' ich!" (Tutti)
track: Wagner: Tannhäuser, Act 2: "Ein furchtbares Verbrechen ward begangen" (Tutti)

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x81b9b4c586e44ec5f56ea290390ae20eace95e3de27612e6c66d1866635108ab

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001390

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81b9b4c586e44ec5f56ea290390ae20eace95e3de27612e6c66d1866635108ab. 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/GBAYC1001390.
date published: 2026-07-08T03:22:41Z

Wagner: Tannhäuser, Act 3: Einleitung
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 100.421
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.066
additional property: Energy
  type: PropertyValue
  value: 0.006
additional property: Speechiness
  type: PropertyValue
  value: 0.042
additional property: Acousticness
  type: PropertyValue
  value: 0.958
additional property: Instrumentalness
  type: PropertyValue
  value: 0.843
additional property: Liveness
  type: PropertyValue
  value: 0.065
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.03
additional property: Loudness (dB)
  type: PropertyValue
  value: -30.234
additional property: Key Name
  type: PropertyValue
  value: Eb
additional property: Mode Name
  type: PropertyValue
  value: Major

Wagner: Tannhäuser, Act 1: "Naht euch dem Strande" (Sirenen)
type: MusicRecording
duration: PT5M2S
duration ms: 302133
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001362
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T17:49:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2fbe62ab32d90bfec4b5e491d9911463158dcd097c88e410208348025a9834c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001362
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fbe62ab32d90bfec4b5e491d9911463158dcd097c88e410208348025a9834c0. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/GBAYC1001362.
  date published: 2026-07-29T19:35:34Z
audio: Wagner: Tannhäuser, Act 1: "Naht euch dem Strande" (Sirenen)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.032
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.14
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.95
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.935
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.872
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Dort ist sie" (Wolfram, Elisabeth, Tannhäuser)
type: MusicRecording
duration: PT5M36S
duration ms: 336066
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Klaus König
by artist: Lucia Popp
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001377
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T07:10:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2ea1e0c8b7d56752b8d8833076e5eaedbf114db2cf953af443483f2938c594f3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960368
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001377
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ea1e0c8b7d56752b8d8833076e5eaedbf114db2cf953af443483f2938c594f3. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/GBAYC1001377.
  date published: 2026-07-31T08:26:41Z
audio: Wagner: Tannhäuser, Act 2: "Dort ist sie" (Wolfram, Elisabeth, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.657
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.314
  additional property: Energy
    type: PropertyValue
    value: 0.07
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.293
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.785
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Wohl wusst' ich hier sie im Gebet zu finden" (Wolfram, Chor, Elisabeth)
type: MusicRecording
duration: PT6M39S
duration ms: 399960
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Chorus
by artist: Lucia Popp
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001392
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:13:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x08673b2bcc23aca56f01af533d8206fb767801f93b9842d20e861697822c6655
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001392
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08673b2bcc23aca56f01af533d8206fb767801f93b9842d20e861697822c6655. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/GBAYC1001392.
  date published: 2026-07-30T07:28:30Z
audio: Wagner: Tannhäuser, Act 3: "Wohl wusst' ich hier sie im Gebet zu finden" (Wolfram, Chor, Elisabeth)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.133
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.159
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.952
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.063
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.803
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Geliebter, sag! Wo weilt dein Sinn" (Venus, Sirenen)
type: MusicRecording
duration: PT3M52S
duration ms: 232213
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001364
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T22:30:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8f0162ad7a9693ef3beedce8fde711ba03a67aa9ab3fb7ff04d26d426eb8bd9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001364
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8f0162ad7a9693ef3beedce8fde711ba03a67aa9ab3fb7ff04d26d426eb8bd9. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/GBAYC1001364.
  date published: 2026-07-31T00:26:26Z
audio: Wagner: Tannhäuser, Act 1: "Geliebter, sag! Wo weilt dein Sinn" (Venus, Sirenen)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.268
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.372
  additional property: Energy
    type: PropertyValue
    value: 0.149
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.731
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.061
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Und als Ihr nun von unsgegangen" (Elisabeth, Tannhäuser, Wolfram)
type: MusicRecording
duration: PT5M41S
duration ms: 341800
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Klaus König
by artist: Lucia Popp
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001378
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:58:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe5c6d38dbfd5c254f9cfab1dea8909dceaf3f6912fee9e4307d3ada3e9cf0505
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001378
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5c6d38dbfd5c254f9cfab1dea8909dceaf3f6912fee9e4307d3ada3e9cf0505. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBAYC1001378.
  date published: 2026-07-31T12:24:41Z
audio: Wagner: Tannhäuser, Act 2: "Und als Ihr nun von unsgegangen" (Elisabeth, Tannhäuser, Wolfram)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.332
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.316
  additional property: Energy
    type: PropertyValue
    value: 0.237
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.244
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.636
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Er kehret nicht zurück!" (Elisabeth)
type: MusicRecording
duration: PT9M17S
duration ms: 557626
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Lucia Popp
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001393
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T21:16:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe8db530f32ee1fd7efbf5c25ef9a549accdbcd9ed9f3aa0229d76caf482614f6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960317
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960317
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001393
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T21:35:24Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8db530f32ee1fd7efbf5c25ef9a549accdbcd9ed9f3aa0229d76caf482614f6. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), 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/GBAYC1001393.
  date published: 2026-07-30T21:35:24Z
audio: Wagner: Tannhäuser, Act 3: "Er kehret nicht zurück!" (Elisabeth)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.823
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.116
  additional property: Energy
    type: PropertyValue
    value: 0.021
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.031
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.044
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Dir töne Lob!" (Tannhäuser, Venus)
type: MusicRecording
duration: PT5M23S
duration ms: 323946
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Klaus König
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001365
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:23:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x004e84094d2ba26bfdeaaf09188b831f7b3d52fdce6a656a1376acc8327a6f60
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001365
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x004e84094d2ba26bfdeaaf09188b831f7b3d52fdce6a656a1376acc8327a6f60. 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/GBAYC1001365.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 1: "Dir töne Lob!" (Tannhäuser, Venus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.453
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.33
  additional property: Energy
    type: PropertyValue
    value: 0.202
  additional property: Speechiness
    type: PropertyValue
    value: 0.077
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.508
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.209
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.029
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Dich treff 'ich hier in dieser Halle" (Hermann, Elisabeth)
type: MusicRecording
duration: PT4M27S
duration ms: 267400
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Kurt Moll
by artist: Lucia Popp
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001380
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T07:24:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4285ac27d7e52c4a593d3e4dc388c59c8bf26573c700feb7aaa49dce7c9a218
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960368
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960368
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001380
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4285ac27d7e52c4a593d3e4dc388c59c8bf26573c700feb7aaa49dce7c9a218. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/GBAYC1001380.
  date published: 2026-07-31T08:26:41Z
audio: Wagner: Tannhäuser, Act 2: "Dich treff 'ich hier in dieser Halle" (Hermann, Elisabeth)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.601
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.258
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.189
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.565
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Wie Todesahnung, Dämm'rung deckt die Lande" (Wolfram)
type: MusicRecording
duration: PT5M33S
duration ms: 333986
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001395
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:09:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0083a5950e268744c3447d6f9fdf43f5c4ff846d09cdd2437994739285b890b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001395
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0083a5950e268744c3447d6f9fdf43f5c4ff846d09cdd2437994739285b890b9. 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/GBAYC1001395.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 3: "Wie Todesahnung, Dämm'rung deckt die Lande" (Wolfram)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.806
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.132
  additional property: Energy
    type: PropertyValue
    value: 0.019
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.92
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.507
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Geliebter, komm! Sieh dort die Grotte" (Venus, Sirenen)
type: MusicRecording
duration: PT3M6S
duration ms: 186346
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001366
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:24:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a54720397209841070475e3f56da131b0cde5e8784073de627e3cfc81bc7d51
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001366
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a54720397209841070475e3f56da131b0cde5e8784073de627e3cfc81bc7d51. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001366.
  date published: 2026-07-31T02:19:15Z
audio: Wagner: Tannhäuser, Act 1: "Geliebter, komm! Sieh dort die Grotte" (Venus, Sirenen)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.059
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.311
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.638
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Freudig begrüssen wir die edle Hall" (Chor)
type: MusicRecording
duration: PT5M58S
duration ms: 358133
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001382
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:15:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14da39cdf42d33788a07ec3c84cf049a55124d8004956e1b742955d22e9123b8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001382
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14da39cdf42d33788a07ec3c84cf049a55124d8004956e1b742955d22e9123b8. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001382.
  date published: 2026-07-07T16:07:00Z
audio: Wagner: Tannhäuser, Act 2: "Freudig begrüssen wir die edle Hall" (Chor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.065
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.311
  additional property: Energy
    type: PropertyValue
    value: 0.185
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.631
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.223
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.972
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Ich hörte Harfenschlag" (Tannhäuser, Wolfram)
type: MusicRecording
duration: PT3M46S
duration ms: 226786
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Klaus König
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001397
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:39:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ed74c6e95e1223d95b5160783d1aa0a8c135f3079d32d8656fc9d19d64aeced
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001397
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ed74c6e95e1223d95b5160783d1aa0a8c135f3079d32d8656fc9d19d64aeced. 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/GBAYC1001397.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 3: "Ich hörte Harfenschlag" (Tannhäuser, Wolfram)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.182
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.317
  additional property: Energy
    type: PropertyValue
    value: 0.13
  additional property: Speechiness
    type: PropertyValue
    value: 0.075
  additional property: Acousticness
    type: PropertyValue
    value: 0.952
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.006
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Stets soll nur dir, nur dir mein Lied ertone" (Tannhäuser, Venus)
type: MusicRecording
duration: PT5M58S
duration ms: 358786
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Klaus König
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001367
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:14:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0dd047ee059cadf754a54168dc14166eef3658e4a0899cdc4880b4feca08711d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001367
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd047ee059cadf754a54168dc14166eef3658e4a0899cdc4880b4feca08711d. 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/GBAYC1001367.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 1: "Stets soll nur dir, nur dir mein Lied ertone" (Tannhäuser, Venus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.374
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.27
  additional property: Speechiness
    type: PropertyValue
    value: 0.075
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.269
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.144
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.044
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Gar viel und schönward hier in dieser Halle" (Hermann, Chor)
type: MusicRecording
duration: PT7M13S
duration ms: 433826
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Kurt Moll
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001383
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:20:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x673cc6348209de1395f76069a7bd1a495d32dcacf277d08d0afd267c854681e8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001383
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x673cc6348209de1395f76069a7bd1a495d32dcacf277d08d0afd267c854681e8. 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/GBAYC1001383.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 2: "Gar viel und schönward hier in dieser Halle" (Hermann, Chor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.408
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.038
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.256
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.106
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.511
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Hör an, Wolfram" (Tannhäuser, Wolfram, Venus)
type: MusicRecording
duration: PT7M30S
duration ms: 450160
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Klaus König
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001398
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:38:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x80c10b5d639121f9bc720f168fee9979c17aa96da51153ab685fa009d176aa99
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001398
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80c10b5d639121f9bc720f168fee9979c17aa96da51153ab685fa009d176aa99. 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/GBAYC1001398.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 3: "Hör an, Wolfram" (Tannhäuser, Wolfram, Venus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.513
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.261
  additional property: Energy
    type: PropertyValue
    value: 0.182
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.081
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.334
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Frau Holda kam aus dem Berg hervor" (Ein Junger Hirt, Chor, Tannhäuser)
type: MusicRecording
duration: PT7M38S
duration ms: 458666
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Gabriele Sima
by artist: Klaus König
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001369
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T19:54:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6120a69d034536771606b34f1f9533d66b1afa57335020ab83b34d0a0dccced4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001369
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:09:33Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6120a69d034536771606b34f1f9533d66b1afa57335020ab83b34d0a0dccced4. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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/GBAYC1001369.
  date published: 2026-07-30T20:09:33Z
audio: Wagner: Tannhäuser, Act 1: "Frau Holda kam aus dem Berg hervor" (Ein Junger Hirt, Chor, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.266
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.173
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.574
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Blick'ich umher in diesem edlen Kreise" (Wolfram, Chor, Tannhäuser)
type: MusicRecording
duration: PT6M10S
duration ms: 370373
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Chorus
by artist: Klaus König
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001384
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T17:38:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd48e1c6a0be2d3e71dbcd2cfc5e218944acabc3e15830cfe28dde10a93d53876
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001384
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd48e1c6a0be2d3e71dbcd2cfc5e218944acabc3e15830cfe28dde10a93d53876. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/GBAYC1001384.
  date published: 2026-07-30T18:23:33Z
audio: Wagner: Tannhäuser, Act 2: "Blick'ich umher in diesem edlen Kreise" (Wolfram, Chor, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.432
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.315
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.429
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.102
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.549
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 3: "Als ich erwacht" (Tutti)
type: MusicRecording
duration: PT10M14S
duration ms: 614160
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Chorus
by artist: Donald Litaker
by artist: Klaus König
by artist: Kurt Moll
by artist: Lucia Popp
by artist: Rainer Scholze
by artist: Siegfried Jerusalem
by artist: Walton Groenroos
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001399
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:44:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x07722b8ae66b7b95a103418e5c6d4afd04b189bb184df17d364657b51243a7a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001399
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07722b8ae66b7b95a103418e5c6d4afd04b189bb184df17d364657b51243a7a1. 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/GBAYC1001399.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 3: "Als ich erwacht" (Tutti)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.938
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.219
  additional property: Energy
    type: PropertyValue
    value: 0.29
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.174
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.922
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 1: "Wer ist der dort im brünstigem Gebete" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
type: MusicRecording
duration: PT5M10S
duration ms: 310826
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Donald Litaker
by artist: Klaus König
by artist: Kurt Moll
by artist: Rainer Scholze
by artist: Siegfried Jerusalem
by artist: Walton Groenroos
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001371
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:50:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0e8b57a5534d0fafa31df6f907c049e89e56acfd5295a84391765621527b79da
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001371
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e8b57a5534d0fafa31df6f907c049e89e56acfd5295a84391765621527b79da. 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/GBAYC1001371.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 1: "Wer ist der dort im brünstigem Gebete" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.639
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.275
  additional property: Energy
    type: PropertyValue
    value: 0.195
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.287
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.214
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.603
  additional property: Key Name
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    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Den Bronnen, den uns Wolfram nannte" (Walther, Chor, Tannhäuser)
type: MusicRecording
duration: PT3M19S
duration ms: 199493
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bavarian Radio Chorus
by artist: Klaus König
by artist: Siegfried Jerusalem
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001385
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T17:37:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd7a1d16090b32acc7aca636f1089e1312e070e084b94f52ac33c8ddb10298ee5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960291
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960291
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001385
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:23:33Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7a1d16090b32acc7aca636f1089e1312e070e084b94f52ac33c8ddb10298ee5. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/GBAYC1001385.
  date published: 2026-07-30T18:23:33Z
audio: Wagner: Tannhäuser, Act 2: "Den Bronnen, den uns Wolfram nannte" (Walther, Chor, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.106
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.354
  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
    type: PropertyValue
    value: 0
  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.247
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.442
  additional property: Key Name
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    value: Bb
  additional property: Mode Name
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Wagner: Tannhäuser, Act 1: "Als du in kühnem Sange uns bestrittest" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
type: MusicRecording
duration: PT6M10S
duration ms: 370880
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Donald Litaker
by artist: Klaus König
by artist: Kurt Moll
by artist: Rainer Scholze
by artist: Siegfried Jerusalem
by artist: Walton Groenroos
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001372
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:59:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4db8b731001fa6922830c5565f3e0e27b40f31fbd7347c9b60803eb964f408c1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001372
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4db8b731001fa6922830c5565f3e0e27b40f31fbd7347c9b60803eb964f408c1. 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/GBAYC1001372.
  date published: 2026-07-08T03:20:19Z
audio: Wagner: Tannhäuser, Act 1: "Als du in kühnem Sange uns bestrittest" (Walther, Hermann, Biterolf, Wolfram, Reinmar, Der Schreiber, Tannhäuser)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.03
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.318
  additional property: Energy
    type: PropertyValue
    value: 0.255
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.303
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.21
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.763
  additional property: Key Name
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    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Was hör' ich!" (Tutti)
type: MusicRecording
duration: PT10M56S
duration ms: 656840
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Chorus
by artist: Donald Litaker
by artist: Klaus König
by artist: Kurt Moll
by artist: Lucia Popp
by artist: Rainer Scholze
by artist: Siegfried Jerusalem
by artist: Walton Groenroos
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001387
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T11:57:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedcd80fcb3ccefb7dc4776d56d2e854e1ad565b0756d3b4c2a0a7d7fa7849342
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001387
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedcd80fcb3ccefb7dc4776d56d2e854e1ad565b0756d3b4c2a0a7d7fa7849342. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBAYC1001387.
  date published: 2026-07-31T12:24:41Z
audio: Wagner: Tannhäuser, Act 2: "Was hör' ich!" (Tutti)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.635
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.739
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wagner: Tannhäuser, Act 2: "Ein furchtbares Verbrechen ward begangen" (Tutti)
type: MusicRecording
duration: PT7M44S
duration ms: 464333
explicit: false
by artist: Richard Wagner
by artist: Bernard Haitink
by artist: Bernd Weikl
by artist: Bavarian Radio Chorus
by artist: Donald Litaker
by artist: Klaus König
by artist: Kurt Moll
by artist: Lucia Popp
by artist: Rainer Scholze
by artist: Siegfried Jerusalem
by artist: Walton Groenroos
by artist: Waltraud Meier
by artist: Bavarian Radio Symphony Orchestra
in album: Wagner: Tannhäuser
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: opera
isrc code: GBAYC1001388
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T08:47:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x430239cd161af00b1eb8e8d1e2cc7f7c571e5dfc62cb441b96cc1a7de1a91b38
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960376
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960376
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1001388
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:09:19Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x430239cd161af00b1eb8e8d1e2cc7f7c571e5dfc62cb441b96cc1a7de1a91b38. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/GBAYC1001388.
  date published: 2026-07-31T09:09:19Z
audio: Wagner: Tannhäuser, Act 2: "Ein furchtbares Verbrechen ward begangen" (Tutti)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.814
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.218
  additional property: Energy
    type: PropertyValue
    value: 0.271
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.019
  additional property: Liveness
    type: PropertyValue
    value: 0.306
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.093
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.323
  additional property: Key Name
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  additional property: Mode Name
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Discover Music of the Classical Era
type: MusicAlbum
date published: 2005-10-01

Kyrie: Classical Music for Reflection and Meditation
type: MusicAlbum
date published: 2001-05-09

50 of the Best: Haydn
type: MusicAlbum
date published: 2011-11-15

Jesus Christ In Music
type: MusicAlbum
date published: 2002-01-01

Haydn: His Life In Music
type: MusicAlbum
date published: 2011-11-15

Rossini: The Barber of Seville (Highlights)
type: MusicAlbum
date published: 1992-01-01
track: Il barbiere di Siviglia: Overture
  type: MusicRecording
  duration: PT6M50S
  duration ms: 410000
  explicit: false
  by artist: Gioachino Rossini
  by artist: Chamber Orchestra of Europe
  by artist: Claudio Abbado
  in album: Rossini: The Barber of Seville (Highlights)
    type: MusicAlbum
    date published: 1992-01-01
  genre: classical
  genre: opera
  isrc code: DEF059230001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T09:52:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x820925d8265ddb55befc56c993fbfacfefae5b55c990f83a6c19f42beffb19b4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x820925d8265ddb55befc56c993fbfacfefae5b55c990f83a6c19f42beffb19b4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230001.
    date published: 2026-07-02T03:55:08Z
  audio: Il barbiere di Siviglia: Overture
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.371
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.326
    additional property: Energy
      type: PropertyValue
      value: 0.105
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.817
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.649
    additional property: Liveness
      type: PropertyValue
      value: 0.067
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.206
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.962
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Il barbiere di Siviglia, Act I: Cavatina. Ecco, ridente in cielo - Ehi, Fiorello?
  type: MusicRecording
  duration: PT7M1S
  duration ms: 421000
  explicit: false
  by artist: Gioachino Rossini
  by artist: Frank Lopardo
  by artist: Chamber Orchestra of Europe
  by artist: Claudio Abbado
  in album: Rossini: The Barber of Seville (Highlights)
    type: MusicAlbum
    date published: 1992-01-01
  genre: classical
  genre: opera
  isrc code: DEF059230002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T17:21:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xef2877a7d52fa61b54f6e4ed231a6f243af854aa92a4a61a8cbf2ab0b5dfdf5e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2877a7d52fa61b54f6e4ed231a6f243af854aa92a4a61a8cbf2ab0b5dfdf5e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230002.
    date published: 2026-07-02T03:55:08Z
  audio: Il barbiere di Siviglia, Act I: Cavatina. Ecco, ridente in cielo - Ehi, Fiorello?
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.872
    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.417
    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.978
    additional property: Key Name
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    additional property: Mode Name
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track: Il barbiere di Siviglia, Act I: No. 2, Aria. Largo al factotum
  type: MusicRecording
  duration: PT4M50S
  duration ms: 290000
  explicit: false
  by artist: Gioachino Rossini
  by artist: Plácido Domingo
  by artist: Chamber Orchestra of Europe
  by artist: Claudio Abbado
  in album: Rossini: The Barber of Seville (Highlights)
    type: MusicAlbum
    date published: 1992-01-01
  genre: classical
  genre: opera
  isrc code: DEF059230003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T10:06:16+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Il barbiere di Siviglia, Act I: No. 2, Aria. Largo al factotum
track: Il barbiere di Siviglia, Act I: No. 5, Cavatina. Una voce poco fa - Cabaletta. Io sono docile
track: Il barbiere di Siviglia, Act I: No. 6, Aria. La calunnia è un venticello
track: Il barbiere di Siviglia, Act I: No. 7, Duet. Dunque io son tu non m'inganni?
track: Il barbiere di Siviglia, Act I: No. 8, Aria. A un dottor della mia sorte
track: Il barbiere di Siviglia, Act II: No. 10, Duet. Pace e gioia sia con voi
track: Il barbiere di Siviglia, Act II: No. 11, Aria. Contro un cor che accende amore
track: Il barbiere di Siviglia, Act II: No. 13, Quintet. Don Basilio!
track: Il barbiere di Siviglia, Act II: No. 14, Aria. Il vecchiotto cerca moglie
track: Il barbiere di Siviglia, Act II: No. 15, Temporale (Thunderstorm)
track: Il barbiere di Siviglia, Act II: No. 16, Trio. Ah! qual colpo inaspettato!
track: Il barbiere di Siviglia, Act II: No. 19, Finale. Di sì felice innesto

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x0bdf40ee1bf13dfc4d80640112d6535126e97fda94f1044905fa9b0aaa6e5a4c

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956304

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230003

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bdf40ee1bf13dfc4d80640112d6535126e97fda94f1044905fa9b0aaa6e5a4c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230003.
date published: 2026-07-02T03:55:08Z

Il barbiere di Siviglia, Act I: No. 2, Aria. Largo al factotum
type: AudioObject
additional property: Tempo (BPM)
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  value: 100.095
additional property: Musical Key
  type: PropertyValue
  value: 0
additional property: Mode (Major/Minor)
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  value: 1
additional property: Time Signature
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  value: 5
additional property: Danceability
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  value: 0.376
additional property: Energy
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additional property: Speechiness
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  value: 0.074
additional property: Acousticness
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  value: 0.967
additional property: Instrumentalness
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additional property: Liveness
  type: PropertyValue
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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  value: -22.579
additional property: Key Name
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  value: C
additional property: Mode Name
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  value: Major

Il barbiere di Siviglia, Act I: No. 5, Cavatina. Una voce poco fa - Cabaletta. Io sono docile
type: MusicRecording
duration: PT5M57S
duration ms: 357000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:08:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x611b6938deae8b116c84b05dff2881cdc57e8f5295df9e9eafe6ea82cb7be7b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x611b6938deae8b116c84b05dff2881cdc57e8f5295df9e9eafe6ea82cb7be7b9. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/DEF059230004.
  date published: 2026-07-02T03:30:09Z
audio: Il barbiere di Siviglia, Act I: No. 5, Cavatina. Una voce poco fa - Cabaletta. Io sono docile
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.041
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
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    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.069
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.132
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.461
  additional property: Key Name
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    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act I: No. 6, Aria. La calunnia è un venticello
type: MusicRecording
duration: PT4M16S
duration ms: 256000
explicit: false
by artist: Gioachino Rossini
by artist: Ruggero Raimondi
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:21:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde8a3b1f3679a411875cc803d31e0e13f66db0665019edcdb3a1eec3ae670c44
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde8a3b1f3679a411875cc803d31e0e13f66db0665019edcdb3a1eec3ae670c44. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230005.
  date published: 2026-07-02T03:55:08Z
audio: Il barbiere di Siviglia, Act I: No. 6, Aria. La calunnia è un venticello
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.033
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.324
  additional property: Energy
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    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.111
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.246
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.278
  additional property: Key Name
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    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act I: No. 7, Duet. Dunque io son tu non m'inganni?
type: MusicRecording
duration: PT4M52S
duration ms: 292000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Plácido Domingo
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:32:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b77fb1cbff252c0486752b37f9584c8822b8f98cc894f7aaba651b696db53ad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b77fb1cbff252c0486752b37f9584c8822b8f98cc894f7aaba651b696db53ad. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230006.
  date published: 2026-07-02T03:55:08Z
audio: Il barbiere di Siviglia, Act I: No. 7, Duet. Dunque io son tu non m'inganni?
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.118
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
  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
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.124
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.116
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act I: No. 8, Aria. A un dottor della mia sorte
type: MusicRecording
duration: PT5M47S
duration ms: 347000
explicit: false
by artist: Gioachino Rossini
by artist: Lucio Gallo
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T12:22:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb5c6be1f18c2a8e877e9aa4242fdd8718d3ace58fe1fd1aed0a9c20b5a58a013
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960106
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960106
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230007
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:41:21Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5c6be1f18c2a8e877e9aa4242fdd8718d3ace58fe1fd1aed0a9c20b5a58a013. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/DEF059230007.
  date published: 2026-07-29T12:41:21Z
audio: Il barbiere di Siviglia, Act I: No. 8, Aria. A un dottor della mia sorte
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 97.181
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.379
  additional property: Energy
    type: PropertyValue
    value: 0.184
  additional property: Speechiness
    type: PropertyValue
    value: 0.114
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.235
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.394
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.467
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 10, Duet. Pace e gioia sia con voi
type: MusicRecording
duration: PT2M41S
duration ms: 161000
explicit: false
by artist: Gioachino Rossini
by artist: Frank Lopardo
by artist: Lucio Gallo
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:05:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe052ceab1057b9fb71a3fdafb2597eca7af411409e802da271bc037f788a8d1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230008
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe052ceab1057b9fb71a3fdafb2597eca7af411409e802da271bc037f788a8d1c. 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/DEF059230008.
  date published: 2026-07-08T03:20:19Z
audio: Il barbiere di Siviglia, Act II: No. 10, Duet. Pace e gioia sia con voi
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 90.68
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.366
  additional property: Energy
    type: PropertyValue
    value: 0.167
  additional property: Speechiness
    type: PropertyValue
    value: 0.088
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.237
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.932
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
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Il barbiere di Siviglia, Act II: No. 11, Aria. Contro un cor che accende amore
type: MusicRecording
duration: PT6M14S
duration ms: 374000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Frank Lopardo
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:32:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb988d8b30a8bf1f770f826b0f6ea434a11fb516b86c2b43c32713feaf021cbe3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957075
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957075
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230009
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:50:38Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb988d8b30a8bf1f770f826b0f6ea434a11fb516b86c2b43c32713feaf021cbe3. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/DEF059230009.
  date published: 2026-07-07T18:50:38Z
audio: Il barbiere di Siviglia, Act II: No. 11, Aria. Contro un cor che accende amore
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.38
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.41
  additional property: Energy
    type: PropertyValue
    value: 0.048
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.073
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.854
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 13, Quintet. Don Basilio!
type: MusicRecording
duration: PT10M10S
duration ms: 610000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Frank Lopardo
by artist: Plácido Domingo
by artist: Lucio Gallo
by artist: Ruggero Raimondi
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:46:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13ad37c7105a3415a20c5585841d7cc6b6b34d05f98c2dae0f7a75897200925a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230010
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13ad37c7105a3415a20c5585841d7cc6b6b34d05f98c2dae0f7a75897200925a. 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/DEF059230010.
  date published: 2026-07-08T03:20:19Z
audio: Il barbiere di Siviglia, Act II: No. 13, Quintet. Don Basilio!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.823
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.473
  additional property: Energy
    type: PropertyValue
    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.089
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.065
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.331
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.538
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 14, Aria. Il vecchiotto cerca moglie
type: MusicRecording
duration: PT3M6S
duration ms: 186000
explicit: false
by artist: Gioachino Rossini
by artist: Gabriele Sima
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T23:38:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xefe35f7dde7ea9507dd3b5ca91b103ae28bd3ba5c93c75fcb54540e107d2dd78
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960167
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960167
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230011
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:42:34Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefe35f7dde7ea9507dd3b5ca91b103ae28bd3ba5c93c75fcb54540e107d2dd78. Chain 2 (Bitcoin): anchored in block 960167 (2026-07-29T23:42:34Z), 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/DEF059230011.
  date published: 2026-07-29T23:42:34Z
audio: Il barbiere di Siviglia, Act II: No. 14, Aria. Il vecchiotto cerca moglie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.004
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.499
  additional property: Energy
    type: PropertyValue
    value: 0.049
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.941
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.067
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.257
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.976
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 15, Temporale (Thunderstorm)
type: MusicRecording
duration: PT3M3S
duration ms: 183000
explicit: false
by artist: Gioachino Rossini
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T20:02:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd685ec805dab85498e31bbaa2c46d525b6a614ec4e58b895b82fcd8da327671a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960144
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230012
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:09:47Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd685ec805dab85498e31bbaa2c46d525b6a614ec4e58b895b82fcd8da327671a. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/DEF059230012.
  date published: 2026-07-29T21:09:47Z
audio: Il barbiere di Siviglia, Act II: No. 15, Temporale (Thunderstorm)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.006
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.296
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.602
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.27
  additional property: Liveness
    type: PropertyValue
    value: 0.166
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.082
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.875
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 16, Trio. Ah! qual colpo inaspettato!
type: MusicRecording
duration: PT6M18S
duration ms: 378000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Plácido Domingo
by artist: Frank Lopardo
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T16:29:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x14f1a943a7f404e0c728a18dc680283d2b8459801af2990ea30d05965f1a57f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230013
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
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 → 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14f1a943a7f404e0c728a18dc680283d2b8459801af2990ea30d05965f1a57f0. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/DEF059230013.
  date published: 2026-07-29T19:35:34Z
audio: Il barbiere di Siviglia, Act II: No. 16, Trio. Ah! qual colpo inaspettato!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.162
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.401
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.376
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Il barbiere di Siviglia, Act II: No. 19, Finale. Di sì felice innesto
type: MusicRecording
duration: PT2M12S
duration ms: 132000
explicit: false
by artist: Gioachino Rossini
by artist: Kathleen Battle
by artist: Gabriele Sima
by artist: Frank Lopardo
by artist: Plácido Domingo
by artist: Lucio Gallo
by artist: Ruggero Raimondi
by artist: Members of Coro del Gran Teatro La Fenice
by artist: Chamber Orchestra of Europe
by artist: Claudio Abbado
in album: Rossini: The Barber of Seville (Highlights)
  type: MusicAlbum
  date published: 1992-01-01
genre: classical
genre: opera
isrc code: DEF059230014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T21:45:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd4bba857bf7c77e5934f38fc126bc3a4fcd3cb1de2800c6272a27484dc68f7ed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960321
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4bba857bf7c77e5934f38fc126bc3a4fcd3cb1de2800c6272a27484dc68f7ed. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/DEF059230014.
  date published: 2026-07-30T22:27:30Z
audio: Il barbiere di Siviglia, Act II: No. 19, Finale. Di sì felice innesto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.804
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.456
  additional property: Energy
    type: PropertyValue
    value: 0.307
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.211
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.446
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.635
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Rossini: Il Barbiere di Siviglia
type: MusicAlbum
date published: 1992-01-01
track: Il barbiere di Siviglia: Overture
  type: MusicRecording
  duration: PT6M47S
  duration ms: 407000
  explicit: false
  by artist: Gioachino Rossini
  by artist: Chamber Orchestra of Europe
  by artist: Claudio Abbado
  in album: Rossini: Il Barbiere di Siviglia
    type: MusicAlbum
    date published: 1992-01-01
  genre: classical
  genre: opera
  isrc code: DEF059230001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T09:52:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x820925d8265ddb55befc56c993fbfacfefae5b55c990f83a6c19f42beffb19b4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059230001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x820925d8265ddb55befc56c993fbfacfefae5b55c990f83a6c19f42beffb19b4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DEF059230001.
    date published: 2026-07-02T03:55:08Z
  audio: Il barbiere di Siviglia: Overture
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.838
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.326
    additional property: Energy
      type: PropertyValue
      value: 0.105
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.81
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.661
    additional property: Liveness
      type: PropertyValue
      value: 0.084
    additional property: Valence (Positivity)
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