Eric Halfvarson
type: MusicGroup
genre: opera
description: Eric Halfvarson (born December 1, 1951, in Aurora, Illinois) is an American operatic bass. He made his professional debut in 1973 with the Lake George Opera (now the Opera Saratoga) as Don Basilio in
popularity: 8
followers: 63
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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: Wagner: Götterdämmerung, WWV 86D
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  date published: 2018-11-09
album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
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    by artist: Richard Wagner
    by artist: David Parry
    by artist: London Philharmonic Orchestra
    in album: Wagner: The Flying Dutchman
      type: MusicAlbum
      date published: 2004-10-01
    popularity: 19
    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: 2026-07-02T03:30:09Z
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  track: The flying Dutchman, Scene 2: Yohohoey! I see a ship, as black as night (Senta, Girls, Mary)
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-30T09:37:10Z
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  track: The flying Dutchman, Scene 1: Hoyohey! Halloyo! Ho! Hey! (Sailors, Daland, Steersman)
  track: The flying Dutchman, Scene 2: Stay, Senta! Stay awhile and talk with me (Erik, Senta)
  track: The flying Dutchman, Scene 1: The time has come (Dutchman, Dutchman's Crew)
  track: The flying Dutchman, Scene 2: My child, your father's on the threshold (Daland, Senta)
  track: The flying Dutchman, Scene 1: Hey! Holla! Steersman! (Daland, Steersman, Dutchman, Sailors)
  track: The flying Dutchman, Scene 2: Senta, my child, extend a welcome to this stranger (Daland)
  track: The flying Dutchman, Scene 2: Whirr and whirl as morning passes (Girls, Mary, Senta)
  track: The flying Dutchman, Scene 2: As from the distant dawn of my creation (Dutchman, Senta)
  track: The flying Dutchman, Scene 2: My crew are bored with this delay (Daland, Senta, Dutchman)
  track: The flying Dutchman, Scene 3: Steersman, leave your watch! (Norwegian Sailors, Girls, Steersman, Dutchman's Crew)
  track: The flying Dutchman, Scene 3: What is this madness? (Erik, Senta)
  track: The flying Dutchman, Scene 3: Could you forget those carefree happy hours (Erik)
  track: The flying Dutchman, Scene 3: It's hopeless! Ah! It's hopeless! (Dutchman, Erik, Senta, Daland, Mary, Girls, Sailors, Dutchman's C
track: Rigoletto / Act III: "Ah, più non ragiono!..." - Live At Metropolitan Opera House, New York / 2011

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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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The flying Dutchman, Scene 1: Hoyohey! Halloyo! Ho! Hey! (Sailors, Daland, Steersman)
type: MusicRecording
duration: PT11M0S
duration ms: 660960
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Eric Halfvarson
by artist: Peter Wedd
by artist: Geoffrey Mitchell Choir
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 11
genre: classical
genre: opera
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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: 2026-07-02T05:09:12Z
audio: The flying Dutchman, Scene 1: Hoyohey! Halloyo! Ho! Hey! (Sailors, Daland, Steersman)
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The flying Dutchman, Scene 2: Stay, Senta! Stay awhile and talk with me (Erik, Senta)
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by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Kim Begley
by artist: Nina Stemme
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 4
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: The flying Dutchman, Scene 2: Stay, Senta! Stay awhile and talk with me (Erik, Senta)
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The flying Dutchman, Scene 1: The time has come (Dutchman, Dutchman's Crew)
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by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Sir John Tominson
by artist: Geoffrey Mitchell Choir
in album: Wagner: The Flying Dutchman
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  date published: 2004-10-01
popularity: 8
genre: classical
genre: opera
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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: 2026-07-07T18:39:05Z
audio: The flying Dutchman, Scene 1: The time has come (Dutchman, Dutchman's Crew)
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The flying Dutchman, Scene 2: My child, your father's on the threshold (Daland, Senta)
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by artist: Eric Halfvarson
by artist: Nina Stemme
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 4
genre: classical
genre: opera
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additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:06:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd5444b6a0e36a563e1586d593068d46d43bbf869ab693542f99f0fc3c39dd824
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/GBLWD0414203
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 0xd5444b6a0e36a563e1586d593068d46d43bbf869ab693542f99f0fc3c39dd824. 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/GBLWD0414203.
  date published: 2026-07-08T03:20:19Z
audio: The flying Dutchman, Scene 2: My child, your father's on the threshold (Daland, Senta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 162.79
  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: 0.19
  additional property: Energy
    type: PropertyValue
    value: 0.035
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.897
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.821
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 1: Hey! Holla! Steersman! (Daland, Steersman, Dutchman, Sailors)
type: MusicRecording
duration: PT21M13S
duration ms: 1273546
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Eric Halfvarson
by artist: Peter Wedd
by artist: Sir John Tominson
by artist: Geoffrey Mitchell Choir
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 6
genre: classical
genre: opera
isrc code: GBLWD0414104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T01:48:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbf79e47af53ecc901f2082f904f6ae278bd5a751102d87af92843bd5e399d321
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960193
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD0414104
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf79e47af53ecc901f2082f904f6ae278bd5a751102d87af92843bd5e399d321. 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/GBLWD0414104.
  date published: 2026-07-30T02:05:19Z
audio: The flying Dutchman, Scene 1: Hey! Holla! Steersman! (Daland, Steersman, Dutchman, Sailors)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.746
  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: 0.328
  additional property: Energy
    type: PropertyValue
    value: 0.172
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.127
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.473
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 2: Senta, my child, extend a welcome to this stranger (Daland)
type: MusicRecording
duration: PT5M53S
duration ms: 353226
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Eric Halfvarson
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 4
genre: classical
genre: opera
isrc code: GBLWD0414204
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:19:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2a37b07ff2fd89dd90deee8cd245a3714912f8db3e24376015cbb01c2e1715a7
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/GBLWD0414204
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 0x2a37b07ff2fd89dd90deee8cd245a3714912f8db3e24376015cbb01c2e1715a7. 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/GBLWD0414204.
  date published: 2026-07-08T03:20:19Z
audio: The flying Dutchman, Scene 2: Senta, my child, extend a welcome to this stranger (Daland)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.683
  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: 0.349
  additional property: Energy
    type: PropertyValue
    value: 0.089
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.846
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 2: Whirr and whirl as morning passes (Girls, Mary, Senta)
type: MusicRecording
duration: PT8M55S
duration ms: 535693
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Patricia Bardon
by artist: Nina Stemme
by artist: Geoffrey Mitchell Choir
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 6
genre: classical
genre: opera
isrc code: GBLWD0414105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:48:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55ffcdcc5cde2da0b270b3f9aa8b4d0104a684a9910682a0fb955d915862f835
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/GBLWD0414105
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 0x55ffcdcc5cde2da0b270b3f9aa8b4d0104a684a9910682a0fb955d915862f835. 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/GBLWD0414105.
  date published: 2026-07-08T03:20:19Z
audio: The flying Dutchman, Scene 2: Whirr and whirl as morning passes (Girls, Mary, Senta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.82
  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: 0.323
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.062
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.164
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 2: As from the distant dawn of my creation (Dutchman, Senta)
type: MusicRecording
duration: PT15M19S
duration ms: 919413
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Sir John Tominson
by artist: Nina Stemme
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 4
genre: classical
genre: opera
isrc code: GBLWD0414205
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:32:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7949c8a9dda838b131fcc56eedf97260647514d4a2a296e4572d34afca760bc3
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/GBLWD0414205
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 0x7949c8a9dda838b131fcc56eedf97260647514d4a2a296e4572d34afca760bc3. 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/GBLWD0414205.
  date published: 2026-07-08T03:20:19Z
audio: The flying Dutchman, Scene 2: As from the distant dawn of my creation (Dutchman, Senta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.078
  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: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.674
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.183
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 2: My crew are bored with this delay (Daland, Senta, Dutchman)
type: MusicRecording
duration: PT2M48S
duration ms: 168000
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Eric Halfvarson
by artist: Nina Stemme
by artist: Sir John Tominson
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 3
genre: classical
genre: opera
isrc code: GBLWD0414206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T04:25:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68eeb828594bb96327648bfe5c68aa10fb939d7178df4ecb4325f7d5b1d44a55
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960348
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960348
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD0414206
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:17:02Z
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 0x68eeb828594bb96327648bfe5c68aa10fb939d7178df4ecb4325f7d5b1d44a55. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/GBLWD0414206.
  date published: 2026-07-31T05:17:02Z
audio: The flying Dutchman, Scene 2: My crew are bored with this delay (Daland, Senta, Dutchman)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.38
  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: 0.229
  additional property: Energy
    type: PropertyValue
    value: 0.288
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.079
  additional property: Liveness
    type: PropertyValue
    value: 0.778
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.084
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.291
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

The flying Dutchman, Scene 3: Steersman, leave your watch! (Norwegian Sailors, Girls, Steersman, Dutchman's Crew)
type: MusicRecording
duration: PT13M27S
duration ms: 807906
explicit: false
by artist: Richard Wagner
by artist: David Parry
by artist: London Philharmonic Orchestra
by artist: Peter Wedd
by artist: Geoffrey Mitchell Choir
in album: Wagner: The Flying Dutchman
  type: MusicAlbum
  date published: 2004-10-01
popularity: 6
genre: classical
genre: opera
isrc code: GBLWD0414207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:22:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe032425c835abe5556b6673723116b53fd03b0a0e3d8114636a29811dc1f6c1a
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/GBLWD0414207
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 0xe032425c835abe5556b6673723116b53fd03b0a0e3d8114636a29811dc1f6c1a. 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/GBLWD0414207.
  date published: 2026-07-08T03:20:19Z
audio: The flying Dutchman, Scene 3: Steersman, leave your watch! (Norwegian Sailors, Girls, Steersman, Dutchman's Crew)
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The flying Dutchman, Scene 3: What is this madness? (Erik, Senta)
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The flying Dutchman, Scene 3: Could you forget those carefree happy hours (Erik)
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The flying Dutchman, Scene 3: It's hopeless! Ah! It's hopeless! (Dutchman, Erik, Senta, Daland, Mary, Girls, Sailors, Dutchman's C
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Rigoletto / Act III: "Ah, più non ragiono!..." - Live At Metropolitan Opera House, New York / 2011
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