Falk Struckmann
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genre: opera
description: Falk Struckmann (; born 1958 in Heilbronn, West Germany) is an operatic bass-baritone, particularly prominent in the Wagnerian repertoire. A Kammersänger of the Vienna State Opera, he made his debut
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album: Béla Bartók: Bluebeard's Castle
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album: Wagner: Siegfried, WWV 86C
  type: MusicAlbum
  date published: 2017-11-10
album: Hindemith: Mathis der Maler
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album: Wagner: Lohengrin (Live)
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track: Lohengrin: Act III Scene 1: Treulich gefuhrt, ziehet dahin (Wedding March) (Chorus)
track: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Finale. Heil sei dem Tag… Des besten Königs Wink und Wille... Wer ein holdes Weib errungen
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 7, Aria & Chorus. Ha! Welch ein Augenblick!
track: Wagner: Tristan und Isolde, Act 1: "Frisch weht der Wind" (A young sailor, Isolde, Brangäne, Kurwenal, Tristan, Chorus)
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Etwas neues vorgefallen?
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 8, Duet. Jetzt, Alter, jetzt hat es Eile!
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Recit. Leb wohl, du warmes Sonnenlicht
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Quartet. Er sterbe!
track: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Verwegener Alter
track: Wagner: Tristan und Isolde, Act 3: "Noch ist kein Schiff zu sehn!" (Kurwenal, Tristan)
track: Lohengrin: Act III: Prelude
track: Wagner: Tristan und Isolde, Act 1: "Auf! Auf! Ihr Frauen!" (Kurwenal, Isolde, Brangäne)
track: Wagner: Tristan und Isolde, Act 1: "Tristan!... Isolde!" (Isolde, Tristan, Brangäne, Kurwenal, Chor)
track: Wagner: Tristan und Isolde, Act 2: "Rette dich, Tristan!" (Kurwenal, Tristan, Melot)
track: Wagner: Tristan und Isolde, Act 3: "Kurwenal! He!" (A shepherd, Kurwenal, Tristan)
track: Lohengrin: Act I: Prelude
track: Wagner: Tristan und Isolde, Act 3: "Dünkt dich das? Ich weiss es anders" (Tristan, Kurwenal)
track: Wagner: Tristan und Isolde, Act 3: "Bist du nun tot? Lebst du noch?" (Kurwenal, Tristan)
track: Wagner: Tristan und Isolde, Act 3: "O Wonne! Freude!" (Kurwenal, Tristan)

Lohengrin: Act III Scene 1: Treulich gefuhrt, ziehet dahin (Wedding March) (Chorus)
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Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
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audio: Beethoven: Symphony No. 9 in D Minor, Op. 125 "Choral": IV. Presto - "O Freunde, nicht diese Töne!" (Ode to Joy) [Excerpt]
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Finale. Heil sei dem Tag… Des besten Königs Wink und Wille... Wer ein holdes Weib errungen
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audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Finale. Heil sei dem Tag… Des besten Königs Wink und Wille... Wer ein holdes Weib errungen
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 7, Aria & Chorus. Ha! Welch ein Augenblick!
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audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 7, Aria & Chorus. Ha! Welch ein Augenblick!
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Wagner: Tristan und Isolde, Act 1: "Frisch weht der Wind" (A young sailor, Isolde, Brangäne, Kurwenal, Tristan, Chorus)
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additional property: OTSVerifyInstructions
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  date published: 2026-07-06T07:16:32Z
audio: Wagner: Tristan und Isolde, Act 1: "Frisch weht der Wind" (A young sailor, Isolde, Brangäne, Kurwenal, Tristan, Chorus)
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Etwas neues vorgefallen?
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  date published: 2026-07-02T03:30:09Z
audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Etwas neues vorgefallen?
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 8, Duet. Jetzt, Alter, jetzt hat es Eile!
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by artist: Mahler Chamber Orchestra
by artist: Claudio Abbado
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: No. 8, Duet. Jetzt, Alter, jetzt hat es Eile!
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Recit. Leb wohl, du warmes Sonnenlicht
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by artist: Christoph Strehl
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by artist: Lucerne Festival Orchestra
by artist: Mahler Chamber Orchestra
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Recit. Leb wohl, du warmes Sonnenlicht
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Quartet. Er sterbe!
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by artist: Claudio Abbado
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popularity: 7
genre: classical
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  date published: 2026-07-02T03:55:08Z
audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act II: Quartet. Er sterbe!
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Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Verwegener Alter
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  date published: 2026-07-02T03:55:08Z
audio: Fidelio, Op. 72 (Ed. Lühning & Didion), Act I: Dialogue. Verwegener Alter
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Wagner: Tristan und Isolde, Act 3: "Noch ist kein Schiff zu sehn!" (Kurwenal, Tristan)
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ad3e354e1c15584a0fef55893221f63402033e659c41ae8a040ed7df917b31. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEA809428625.
  date published: 2026-07-08T03:53:27Z
audio: Wagner: Tristan und Isolde, Act 3: "Noch ist kein Schiff zu sehn!" (Kurwenal, Tristan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.256
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.235
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.508
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.77
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Lohengrin: Act III: Prelude
type: MusicRecording
duration: PT3M21S
duration ms: 201026
explicit: false
by artist: Richard Wagner
by artist: Kwangchul Youn
by artist: Johan Botha
by artist: Adrianne Pieczonka
by artist: Falk Struckmann
by artist: Petra Lang
by artist: Eike Wilm-Schulte
by artist: Prague Chamber Chorus
by artist: North German Radio Chorus
by artist: Cologne West German Radio Chorus
by artist: Cologne West German Radio Orchestra
by artist: Semyon Bychkov
in album: Wagner, R.: Lohengrin [Opera]
  type: MusicAlbum
  date published: 2009-05-01
popularity: 12
genre: classical
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 0x10697096af6b5fbcffdccdd38649793d6939de4973b864107b767a71f68477a7. Chain 2 (Bitcoin): anchored in block 959144 (2026-07-22T15:38:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD60900431.
  date published: 2026-07-22T15:38:35Z
audio: Lohengrin: Act III: Prelude
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.774
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.238
  additional property: Energy
    type: PropertyValue
    value: 0.164
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.832
  additional property: Liveness
    type: PropertyValue
    value: 0.354
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.099
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.023
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEAD60900431
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: 959144
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T15:38:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD60900431
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959144
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T15:38:35+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

Wagner: Tristan und Isolde, Act 1: "Auf! Auf! Ihr Frauen!" (Kurwenal, Isolde, Brangäne)
type: MusicRecording
duration: PT8M19S
duration ms: 499040
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Marjana Lipovsek
by artist: Waltraud Meier
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 6
genre: classical
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 0xc9d0307214f1736a56c9f3c91914c21c5b30a3c66078880b344819b6eb377d5d. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428606.
  date published: 2026-07-29T21:09:47Z
audio: Wagner: Tristan und Isolde, Act 1: "Auf! Auf! Ihr Frauen!" (Kurwenal, Isolde, Brangäne)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.351
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.212
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.135
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.011
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA809428606
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: 960144
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T21:09:47+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428606
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960144
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:09:47+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

Wagner: Tristan und Isolde, Act 1: "Tristan!... Isolde!" (Isolde, Tristan, Brangäne, Kurwenal, Chor)
type: MusicRecording
duration: PT8M4S
duration ms: 484693
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Chor Der Staatsoper Berlin
by artist: Falk Struckmann
by artist: Marjana Lipovsek
by artist: Siegfried Jerusalem
by artist: Waltraud Meier
by artist: Berliner Philharmoniker
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 6
genre: classical
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 0xe82ac8b14fb28c3d1fd1519ad74e49635bce168da9a0ee75ab1bc334b7a13781. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428609.
  date published: 2026-07-29T21:09:47Z
audio: Wagner: Tristan und Isolde, Act 1: "Tristan!... Isolde!" (Isolde, Tristan, Brangäne, Kurwenal, Chor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.466
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.154
  additional property: Energy
    type: PropertyValue
    value: 0.35
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.031
  additional property: Liveness
    type: PropertyValue
    value: 0.079
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.868
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DEA809428609
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: 960144
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T21:09:47+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428609
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960144
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960144
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:09:47+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

Wagner: Tristan und Isolde, Act 2: "Rette dich, Tristan!" (Kurwenal, Tristan, Melot)
type: MusicRecording
duration: PT2M5S
duration ms: 125960
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Johan Botha
by artist: Siegfried Jerusalem
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 5
genre: classical
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 0xf26c79d852b0606804a4aebb3d0024794ef1784677230bf5debe6309d6d6db40. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428618.
  date published: 2026-07-29T19:35:34Z
audio: Wagner: Tristan und Isolde, Act 2: "Rette dich, Tristan!" (Kurwenal, Tristan, Melot)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.668
  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: 0.189
  additional property: Energy
    type: PropertyValue
    value: 0.163
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.085
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.374
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DEA809428618
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428618
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34+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

Wagner: Tristan und Isolde, Act 3: "Kurwenal! He!" (A shepherd, Kurwenal, Tristan)
type: MusicRecording
duration: PT10M14S
duration ms: 614866
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Peter Maus
by artist: Siegfried Jerusalem
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 5
genre: classical
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 0xb2b4105de06b9155ccab7fc3697de36d95e672b6f17c546ce81a94e90df4c84c. Chain 2 (Bitcoin): anchored in block 960173 (2026-07-30T00:11:40Z), 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/DEA809428622.
  date published: 2026-07-30T00:11:40Z
audio: Wagner: Tristan und Isolde, Act 3: "Kurwenal! He!" (A shepherd, Kurwenal, Tristan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 90.452
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.139
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.028
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.71
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DEA809428622
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960173
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T00:11:40+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428622
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960173
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960173
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:11:40+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

Lohengrin: Act I: Prelude
type: MusicRecording
duration: PT8M23S
duration ms: 503666
explicit: false
by artist: Richard Wagner
by artist: Kwangchul Youn
by artist: Johan Botha
by artist: Adrianne Pieczonka
by artist: Falk Struckmann
by artist: Petra Lang
by artist: Eike Wilm-Schulte
by artist: Prague Chamber Chorus
by artist: North German Radio Chorus
by artist: Cologne West German Radio Chorus
by artist: Cologne West German Radio Orchestra
by artist: Semyon Bychkov
in album: Wagner, R.: Lohengrin [Opera]
  type: MusicAlbum
  date published: 2009-05-01
popularity: 4
genre: classical
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 0xf4650d73ed134d20d557a695845ed25cfefa025389ca6f2eb17989e10c195bae. 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/DEAD60900401.
  date published: 2026-07-30T17:23:26Z
audio: Lohengrin: Act I: Prelude
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.562
  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: 0.12
  additional property: Energy
    type: PropertyValue
    value: 0.01
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.052
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.027
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.166
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEAD60900401
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
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD60900401
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+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

Wagner: Tristan und Isolde, Act 3: "Dünkt dich das? Ich weiss es anders" (Tristan, Kurwenal)
type: MusicRecording
duration: PT9M24S
duration ms: 564000
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Siegfried Jerusalem
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 4
genre: classical
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 0xc3f4b06d93ccb9bfa86cceb0248c0c2af1a0a3e52045bb184fea1b186ed1085a. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428623.
  date published: 2026-07-30T09:57:33Z
audio: Wagner: Tristan und Isolde, Act 3: "Dünkt dich das? Ich weiss es anders" (Tristan, Kurwenal)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.581
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.202
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.691
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.041
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.218
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA809428623
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: 960240
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T09:57:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809428623
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960240
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960240
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:57:33+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

Wagner: Tristan und Isolde, Act 3: "Bist du nun tot? Lebst du noch?" (Kurwenal, Tristan)
type: MusicRecording
duration: PT6M10S
duration ms: 370800
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Siegfried Jerusalem
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 4
genre: classical
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 0x5a6bf281f30b2781a980d43678e8fd9643a3458eaf363dd782cb5b95badbc8dc. 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/DEA809428626.
  date published: 2026-07-30T14:36:16Z
audio: Wagner: Tristan und Isolde, Act 3: "Bist du nun tot? Lebst du noch?" (Kurwenal, Tristan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.972
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.171
  additional property: Energy
    type: PropertyValue
    value: 0.055
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.23
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.032
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.022
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DEA809428626
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/DEA809428626
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

Wagner: Tristan und Isolde, Act 3: "O Wonne! Freude!" (Kurwenal, Tristan)
type: MusicRecording
duration: PT2M47S
duration ms: 167666
explicit: false
by artist: Richard Wagner
by artist: Daniel Barenboim
by artist: Berliner Philharmoniker
by artist: Falk Struckmann
by artist: Siegfried Jerusalem
in album: Wagner : Tristan und Isolde
  type: MusicAlbum
  date published: 1996-01-01
popularity: 4
genre: classical
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 0x87df2ffeba09f7593488f06756841b2cf5bb1ec727d836d8e8d9d37a5f6e09df. 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/DEA809428627.
  date published: 2026-07-31T00:26:26Z
audio: Wagner: Tristan und Isolde, Act 3: "O Wonne! Freude!" (Kurwenal, Tristan)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.876
  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: 0.395
  additional property: Energy
    type: PropertyValue
    value: 0.54
  additional property: Speechiness
    type: PropertyValue
    value: 0.075
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.662
  additional property: Liveness
    type: PropertyValue
    value: 0.341
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.192
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.887
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA809428627
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/DEA809428627
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