Nicola Gedda
type: MusicGroup
popularity: 6
followers: 4
additional property: CopyrightID
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: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f1ad039db0ac2723b58de7a7da79be44bb368c5fdefb1f40930a1b1d87b278e. Chain 2 (Bitcoin): anchored in block 954513 (2026-06-20T06:31:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9f527282-07bc-4af4-875d-f8b88fad4fb2.json and https://artists.proofprofile.net/proofs/artist/9f527282-07bc-4af4-875d-f8b88fad4fb2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T06:31:18Z
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track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XI. Rezitativ: Nein, nein, nein, nein...Mein Freund, Vernunft! (Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe (Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Sieh dort den kleinen Pavillon (Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Danke, danke, mein Herrschaften (Zeta/St.Brioche/Cascada/Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): II. So kommen Sie! 's ist niemand hier! (Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Ich bin eine anständ'ge Frau (Valencienne/Camille)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Gnädige Frau, ich rechne es mir zur hohen Ehre an (Zeta/Camille/Valencienne/Hanna/St.Brioche/Cascada/Herren)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Hilfe kommt zur rechten Zeit! O kommet doch, o kommt, Ihr Ballsirenen (Danilo/Damen/Alle)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Pardon, Madam', zu viel Reklam'! (Camille/Hanna/Danilo/Valencienne/St.Brioche/Cascada/Herren)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XII. Ha! Ha! (Danilo/Zeta/Hanna/Valencienne/Camille/Njegus)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe...(Camille/Hanna/Valencienne/Danilo/Zeta)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Nun wissen Sie, meine Herrschaften...Den Herrschaften hab' ich was zu erzählen...(Hanna/Chor/Camille/Valencienne/Danilo/Zeta)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Meine Herrschaften...Ein flotter Ehestand soll's sein...In mir tobt es, in mir bebt es (Hanna/Camille/Zeta/Valencienne/Chor/D
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Es waren zwei Königskinder (Danilo/Hanna/Camille/Zeta/Chor/Valencienne)
track: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XVI. Ja, das Studium der Weiber ist schwer (Alle)

Die lustige Witwe (The Merry Widow) (2000 - Remaster): XI. Rezitativ: Nein, nein, nein, nein...Mein Freund, Vernunft! (Valencienne/Camille)
type: MusicRecording
duration: PT1M29S
duration ms: 89733
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
isrc code: GBAYC0001016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T04:29:49+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c851073235ef60c262aa4214d471ff47a134f9d4537ec379a87ce80f1141376. 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/GBAYC0001016.
  date published: 2026-07-08T03:22:41Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XI. Rezitativ: Nein, nein, nein, nein...Mein Freund, Vernunft! (Valencienne/Camille)
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  additional property: Tempo (BPM)
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    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
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  additional property: Energy
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    type: PropertyValue
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.427
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe (Valencienne/Camille)
type: MusicRecording
duration: PT2M22S
duration ms: 142000
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
isrc code: GBAYC0001017
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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  value: 2026-07-06T22:26:08+00:00
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additional property: OTSBitcoinBlockVerifyURL
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0aad5a62f304018589e1be7967a1ac338e14ec0e5afba2ae77b574ceab4f3ab. 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/GBAYC0001017.
  date published: 2026-07-08T03:20:19Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe (Valencienne/Camille)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  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
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Die lustige Witwe (The Merry Widow) (2000 - Remaster): Sieh dort den kleinen Pavillon (Valencienne/Camille)
type: MusicRecording
duration: PT2M28S
duration ms: 148493
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
isrc code: GBAYC0001018
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
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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/GBAYC0001018
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf9b48daabf6dbf838407c11da149aa261afd1717d2315db041b9c46031a357e. 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/GBAYC0001018.
  date published: 2026-07-08T03:20:19Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Sieh dort den kleinen Pavillon (Valencienne/Camille)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Danke, danke, mein Herrschaften (Zeta/St.Brioche/Cascada/Valencienne/Camille)
type: MusicRecording
duration: PT0M51S
duration ms: 51133
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Nicolai Gedda/Kurt Equiluz/Hans Strohbauer/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Hans Strohbauer
by artist: Josef Knapp
by artist: Kurt Equiluz
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2958406e812ef15c8509b0a3d7464ebc5ada6967dcd5f69d55f56359e4d9729d. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBAYC0000993.
  date published: 2026-07-30T17:23:26Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Danke, danke, mein Herrschaften (Zeta/St.Brioche/Cascada/Valencienne/Camille)
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  additional property: Tempo (BPM)
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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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isrc code: GBAYC0000993
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): II. So kommen Sie! 's ist niemand hier! (Valencienne/Camille)
type: MusicRecording
duration: PT1M6S
duration ms: 66266
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf3108a0307b08805cfefe5f6a6a0090de4862a8241a65728542ff3eaabe025d. Chain 2 (Bitcoin): anchored in block 960199 (2026-07-30T02:30:29Z), 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/GBAYC0000994.
  date published: 2026-07-30T02:30:29Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): II. So kommen Sie! 's ist niemand hier! (Valencienne/Camille)
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
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    type: PropertyValue
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    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0000994
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960199
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T02:30:29+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000994
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960199
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960199
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:30:29+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Ich bin eine anständ'ge Frau (Valencienne/Camille)
type: MusicRecording
duration: PT3M11S
duration ms: 191933
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Hanny Steffek
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c21b818ef5b233dc067a23270fd63d5f94804f69afaa863e42e59b5f4b9c0aa. 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/GBAYC0000995.
  date published: 2026-07-30T07:28:30Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Ich bin eine anständ'ge Frau (Valencienne/Camille)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.95
  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: 0.42
  additional property: Energy
    type: PropertyValue
    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.178
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.192
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.506
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0000995
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960220
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000995
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Gnädige Frau, ich rechne es mir zur hohen Ehre an (Zeta/Camille/Valencienne/Hanna/St.Brioche/Cascada/Herren)
type: MusicRecording
duration: PT0M50S
duration ms: 50000
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Elisabeth Schwarzkopf/Nicolai Gedda/Kurt Equiluz/Hans Strohbauer/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Hanny Steffek
by artist: Hans Strohbauer
by artist: Josef Knapp
by artist: Kurt Equiluz
by artist: Nicola Gedda
by artist: Philharmonia Chorus
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe16664fcb7a28781520f07ec6600ec782a1adeb73534b78e1ae7789d248d9067. Chain 2 (Bitcoin): anchored in block 960212 (2026-07-30T05:43:45Z), 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/GBAYC0000998.
  date published: 2026-07-30T05:43:45Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Gnädige Frau, ich rechne es mir zur hohen Ehre an (Zeta/Camille/Valencienne/Hanna/St.Brioche/Cascada/Herren)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.142
  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: 0.578
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.502
  additional property: Acousticness
    type: PropertyValue
    value: 0.864
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.446
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.461
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.551
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0000998
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960212
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T05:43:45+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000998
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960212
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:43:45+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Hilfe kommt zur rechten Zeit! O kommet doch, o kommt, Ihr Ballsirenen (Danilo/Damen/Alle)
type: MusicRecording
duration: PT1M56S
duration ms: 116200
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Kurt Equiluz/Hans Strohbauer/Franz Böheim/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Christine Parker
by artist: Doreen Murray
by artist: Eberhard Waechter
by artist: Eilidh McNab
by artist: Franz Böheim
by artist: Hanny Steffek
by artist: Hans Strohbauer
by artist: Josef Knapp
by artist: Kurt Equiluz
by artist: Leslie Wood
by artist: Nicola Gedda
by artist: Noreen Willett
by artist: Philharmonia Chorus
by artist: Rosemary Phillips
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4be1a66783ae28e8a3878d3e9ca864a7b6ca5be7cd328f6f0b6deb53b12c37a8. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/GBAYC0001004.
  date published: 2026-07-30T09:37:10Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Hilfe kommt zur rechten Zeit! O kommet doch, o kommt, Ihr Ballsirenen (Danilo/Damen/Alle)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.987
  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: 0.351
  additional property: Energy
    type: PropertyValue
    value: 0.24
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.173
  additional property: Liveness
    type: PropertyValue
    value: 0.506
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.331
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.305
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001004
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960236
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:37:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001004
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Pardon, Madam', zu viel Reklam'! (Camille/Hanna/Danilo/Valencienne/St.Brioche/Cascada/Herren)
type: MusicRecording
duration: PT1M49S
duration ms: 109133
explicit: false
by artist: Franz Lehár
by artist: Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Kurt Equiluz/Hans Strohbauer/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Hanny Steffek
by artist: Hans Strohbauer
by artist: Kurt Equiluz
by artist: Nicola Gedda
by artist: Philharmonia Chorus
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe38431e2823d66221190421561853395e0685881743e0e191f485e4f6d94b060. 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/GBAYC0001006.
  date published: 2026-07-30T07:28:30Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Pardon, Madam', zu viel Reklam'! (Camille/Hanna/Danilo/Valencienne/St.Brioche/Cascada/Herren)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.797
  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: 0.426
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.107
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.403
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.556
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.985
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001006
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960220
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001006
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): XII. Ha! Ha! (Danilo/Zeta/Hanna/Valencienne/Camille/Njegus)
type: MusicRecording
duration: PT1M22S
duration ms: 82400
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Franz Böheim/Philharmonia Orchestra/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Franz Böheim
by artist: Hanny Steffek
by artist: Josef Knapp
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a425786cabf598e7ad626e80624321c30f6c73d5ea5678dd1da8ab81967f3fd. Chain 2 (Bitcoin): anchored in block 960314 (2026-07-30T21:00:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001020.
  date published: 2026-07-30T21:00:46Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XII. Ha! Ha! (Danilo/Zeta/Hanna/Valencienne/Camille/Njegus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.333
  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: 0.534
  additional property: Energy
    type: PropertyValue
    value: 0.127
  additional property: Speechiness
    type: PropertyValue
    value: 0.226
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.691
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.713
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001020
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960314
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T21:00:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001020
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960314
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960314
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T21:00:46+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe...(Camille/Hanna/Valencienne/Danilo/Zeta)
type: MusicRecording
duration: PT1M53S
duration ms: 113600
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Philharmonia Orchestra/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Hanny Steffek
by artist: Josef Knapp
by artist: Nicola Gedda
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcff32c4beb1066b777fbcb1a126f1f49a2fd4e07b4f234ce981a6a230b21d58. 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/GBAYC0001021.
  date published: 2026-07-31T00:26:26Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Wie eine Rosenknospe...(Camille/Hanna/Valencienne/Danilo/Zeta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.904
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.225
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.015
  additional property: Liveness
    type: PropertyValue
    value: 0.203
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.236
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001021
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960327
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001021
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Nun wissen Sie, meine Herrschaften...Den Herrschaften hab' ich was zu erzählen...(Hanna/Chor/Camille/Valencienne/Danilo/Zeta)
type: MusicRecording
duration: PT2M12S
duration ms: 132333
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Hanny Steffek
by artist: Josef Knapp
by artist: Nicola Gedda
by artist: Philharmonia Chorus
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2e506acc7098dd339e010c571c2abab764e7c013b0d458b430b3ddda97a8e95. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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/GBAYC0001022.
  date published: 2026-07-30T20:35:49Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Nun wissen Sie, meine Herrschaften...Den Herrschaften hab' ich was zu erzählen...(Hanna/Chor/Camille/Valencienne/Danilo/Zeta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.937
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.449
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.125
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.405
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.424
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.839
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0001022
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960309
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T20:35:49+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001022
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960309
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:35:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Meine Herrschaften...Ein flotter Ehestand soll's sein...In mir tobt es, in mir bebt es (Hanna/Camille/Zeta/Valencienne/Chor/D
type: MusicRecording
duration: PT2M17S
duration ms: 137200
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Hanny Steffek
by artist: Josef Knapp
by artist: Nicola Gedda
by artist: Philharmonia Chorus
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57f4664a4d520fdaa7d954c47e487375fcfadd7424553870dbc4ea34c7dbc25c. 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/GBAYC0001023.
  date published: 2026-07-30T14:44:50Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Rezitativ: Meine Herrschaften...Ein flotter Ehestand soll's sein...In mir tobt es, in mir bebt es (Hanna/Camille/Zeta/Valencienne/Chor/D
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.7
  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: 0.454
  additional property: Energy
    type: PropertyValue
    value: 0.213
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.274
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.424
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.012
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001023
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960266
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:44:50+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001023
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: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:44:50+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): Es waren zwei Königskinder (Danilo/Hanna/Camille/Zeta/Chor/Valencienne)
type: MusicRecording
duration: PT2M55S
duration ms: 175573
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Philharmonia Orchestra/Philharmonia Chorus/Lovro von Matacic
by artist: Eberhard Waechter
by artist: Hanny Steffek
by artist: Josef Knapp
by artist: Nicola Gedda
by artist: Philharmonia Chorus
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa37992c3e1c61ae826a268873d5ecd78296debe4ea8b38c1e18709081ee20fd1. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001024.
  date published: 2026-07-30T06:39:12Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): Es waren zwei Königskinder (Danilo/Hanna/Camille/Zeta/Chor/Valencienne)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.601
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.426
  additional property: Energy
    type: PropertyValue
    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.07
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.318
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.868
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0001024
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960216
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T06:39:12+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001024
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960216
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:39:12+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Die lustige Witwe (The Merry Widow) (2000 - Remaster): XVI. Ja, das Studium der Weiber ist schwer (Alle)
type: MusicRecording
duration: PT0M45S
duration ms: 45200
explicit: false
by artist: Franz Lehár
by artist: Josef Knapp/Hanny Steffek/Eberhard Waechter/Elisabeth Schwarzkopf/Nicolai Gedda/Kurt Equiluz/Hans Strohbauer/Franz Böheim/Leslie Wood/Eilidh McNab/Christine Parker/Noreen Willett/Doreen Murra
by artist: Christine Parker
by artist: Doreen Murray
by artist: Eberhard Waechter
by artist: Eilidh McNab
by artist: Franz Böheim
by artist: Hanny Steffek
by artist: Hans Strohbauer
by artist: Josef Knapp
by artist: Kurt Equiluz
by artist: Leslie Wood
by artist: Nicola Gedda
by artist: Noreen Willett
by artist: Philharmonia Chorus
by artist: Rosemary Phillips
by artist: Lovro Von Matacic
by artist: Philharmonia Orchestra
in album: Lehár: Die Lustige Witwe
  type: MusicAlbum
  date published: 2000-07-01
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0d23809b097ac33003fc3a2113b42dd236172615b3921bb8785c04143e677ff. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBAYC0001031.
  date published: 2026-07-30T14:36:16Z
audio: Die lustige Witwe (The Merry Widow) (2000 - Remaster): XVI. Ja, das Studium der Weiber ist schwer (Alle)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.003
  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: 0.455
  additional property: Energy
    type: PropertyValue
    value: 0.37
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.536
  additional property: Liveness
    type: PropertyValue
    value: 0.076
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.716
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.662
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0001031
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960264
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0001031
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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