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genre: classical
genre: opera
genre: requiem
description: Bernarda Fink (born 29 August 1955) is an Argentine-Slovenian mezzo-soprano. Born in Buenos Aires to Slovene parents who emigrated from Yugoslavia, Fink studied at the Instituto Superior de Arte del T
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  track: Psalm 23, D.706: Gott ist mein Hirt
  track: 6 Romanzen für Frauenstimmen Vol. II, Op. 91: No. 6, In Meeres Mitten
  track: Ständchen, D. 920
  track: Lacrimosa son io, D. 131b
  track: 13 Canons, Op. 113: No. 8, "Einförmig ist der Liebe Gram"
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  track: Coronach, D. 836
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  track: Stabat Mater, P. 77: XII. Quando corpus morietur. Largo assai - Amen. Presto assai
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  track: Cavatina: Se d'un Dio fui fatta Madre
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track: En sourdine
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5 Lieder, Op. 41: I. Ich schwing mein Horn ins Jammertal
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Psalm 23, D.706: Gott ist mein Hirt
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6 Romanzen für Frauenstimmen Vol. II, Op. 91: No. 6, In Meeres Mitten
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Ständchen, D. 920
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duration: PT4M36S
duration ms: 276721
explicit: false
by artist: Johannes Brahms
by artist: Ensemble Pygmalion
by artist: Raphael Pichon
by artist: Bernarda Fink
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
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  date published: 2016-03-18
popularity: 2
genre: classical
genre: german-romanticism
genre: late-romantic-era
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:20:19Z
audio: Ständchen, D. 920
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Lacrimosa son io, D. 131b
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duration: PT4M20S
duration ms: 260034
explicit: false
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by artist: Ensemble Pygmalion
by artist: Bernarda Fink
by artist: Raphael Pichon
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
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popularity: 5
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Lacrimosa son io, D. 131b
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13 Canons, Op. 113: No. 8, "Einförmig ist der Liebe Gram"
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duration: PT3M20S
duration ms: 200372
explicit: false
by artist: Johannes Brahms
by artist: Ensemble Pygmalion
by artist: Raphael Pichon
by artist: Bernarda Fink
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
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popularity: 1
genre: classical
genre: german-romanticism
genre: late-romantic-era
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: 13 Canons, Op. 113: No. 8, "Einförmig ist der Liebe Gram"
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Götterdämmerung, Act III, Scene 1: Die Rheintöchter
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duration: PT6M4S
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by artist: Ensemble Pygmalion
by artist: Raphael Pichon
by artist: Bernarda Fink
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popularity: 1
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Götterdämmerung, Act III, Scene 1: Die Rheintöchter
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Four Songs, Op. 17: Four Songs, Op. 17: III. Der Gärtner
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duration: PT3M15S
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by artist: Ensemble Pygmalion
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by artist: Bernarda Fink
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popularity: 0
genre: classical
genre: german-romanticism
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Four Songs, Op. 17: Four Songs, Op. 17: III. Der Gärtner
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Das Rheingold, WWV 86A , Act I, Scene 1: Vorspiel "Auf dem Grunde des Rheines"
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duration: PT4M0S
duration ms: 240860
explicit: false
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by artist: Yann Dubost
by artist: Raphael Pichon
by artist: Marie-Amélie Clément
by artist: Bernarda Fink
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
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popularity: 2
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:17:02Z
audio: Das Rheingold, WWV 86A , Act I, Scene 1: Vorspiel "Auf dem Grunde des Rheines"
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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

4 Duets, Op .78: No. 4, Wiegenlied
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by artist: Bernarda Fink
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
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popularity: 2
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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6 Romanzen für Frauenstimmen Vol. I, Op. 69: No. 5, Meerfey
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Siegfried, WWV 86C, Act II, Scene 2: Horn Call
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6 Romanzen für Frauenstimmen Vol. I, Op. 69: No. 6, Die Capelle
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Coronach, D. 836
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Four Songs, Op. 17: Four Songs, Op. 17: I. Es tönt ein voller Harfenklang
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Four Songs, Op. 17: Four Songs, Op. 17: II. Lied von Shakespeare
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12+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

Four Songs, Op. 17: Four Songs, Op. 17: IV. Gesang aus Fingal
type: MusicRecording
duration: PT5M48S
duration ms: 348032
explicit: false
by artist: Johannes Brahms
by artist: Ensemble Pygmalion
by artist: Bernarda Fink
by artist: Raphael Pichon
in album: Schubert, Schumann, Brahms & Wagner: Rheinmädchen
  type: MusicAlbum
  date published: 2016-03-18
popularity: 1
genre: classical
genre: german-romanticism
genre: late-romantic-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef1782476755a5226913b6c0951d5cbc24f0b1a77984a3d8392cd3110ca6f007. Chain 2 (Bitcoin): anchored in block 960294 (2026-07-30T18:46:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141522210.
  date published: 2026-07-30T18:46:00Z
audio: Four Songs, Op. 17: Four Songs, Op. 17: IV. Gesang aus Fingal
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: FRZ141522210
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ141522210
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960294
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T18:46:00+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

Salve Regina a due voci in C Minor
type: MusicRecording
duration: PT5M37S
duration ms: 337266
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Bernarda Fink
by artist: Anna Prohaska
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 6
genre: classical
genre: choral
genre: requiem
isrc code: FRZ140931020
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:02:11+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x9a831ec7cf70ee3e3d059c0afea712bc3f16eea3b03f959dbf4760b3d40521f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140931020
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
  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a831ec7cf70ee3e3d059c0afea712bc3f16eea3b03f959dbf4760b3d40521f7. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140931020.
  date published: 2026-07-08T08:56:20Z
audio: Salve Regina a due voci in C Minor
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Mode Name
    type: PropertyValue
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Stabat Mater, P. 77: III. Duo "O quam tristis et afflicta"
type: MusicRecording
duration: PT1M59S
duration ms: 119906
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Anna Prohaska
by artist: Bernarda Fink
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 7
genre: classical
genre: choral
genre: requiem
isrc code: FRZ140931080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:46:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78ea8fe90a182b3f015380101dd0c8bcc345c2d089663da5930b964675cb7b09
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/FRZ140931080
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78ea8fe90a182b3f015380101dd0c8bcc345c2d089663da5930b964675cb7b09. 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/FRZ140931080.
  date published: 2026-07-08T03:20:19Z
audio: Stabat Mater, P. 77: III. Duo "O quam tristis et afflicta"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.058
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
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Stabat Mater, P. 77: IX. Duo "Sancta mater, istud agas"
type: MusicRecording
duration: PT4M49S
duration ms: 289826
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Anna Prohaska
by artist: Bernarda Fink
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 7
genre: classical
genre: choral
genre: requiem
isrc code: FRZ140931140
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:12:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff0131497a05701536c306d4bcffc32a7589e1ff5963bb3d3621bd2d1a9ce724
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/FRZ140931140
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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  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 0xff0131497a05701536c306d4bcffc32a7589e1ff5963bb3d3621bd2d1a9ce724. 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/FRZ140931140.
  date published: 2026-07-08T03:20:19Z
audio: Stabat Mater, P. 77: IX. Duo "Sancta mater, istud agas"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.194
  additional property: Loudness (dB)
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  additional property: Mode Name
    type: PropertyValue
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Stabat Mater, P. 77: I. Duo "Stabat Mater dolorosa"
type: MusicRecording
duration: PT3M49S
duration ms: 229333
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Bernarda Fink
by artist: Anna Prohaska
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 13
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63de07643e0dfc4bb91da9fad80ba0225f3cd5b910765af2556d460bc4d616de. Chain 2 (Bitcoin): anchored in block 959137 (2026-07-22T16:45:56Z), 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/FRZ140931060.
  date published: 2026-07-22T16:45:56Z
audio: Stabat Mater, P. 77: I. Duo "Stabat Mater dolorosa"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.051
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.224
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.048
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.117
  additional property: Key Name
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    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: FRZ140931060
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
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  value: 959137
additional property: BitcoinTime
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140931060
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959137
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T14:03:35+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

Stabat Mater, P. 77: IV. Aria "Quae moerebat et dolebat" (alto)
type: MusicRecording
duration: PT2M4S
duration ms: 124013
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Bernarda Fink
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 7
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x009ece9fa042cc761e4c259aa5ddeafaae6bc5fddcec4fc27176ac5be30a4497. Chain 2 (Bitcoin): anchored in block 960317 (2026-07-30T21:35:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140931090.
  date published: 2026-07-30T21:35:24Z
audio: Stabat Mater, P. 77: IV. Aria "Quae moerebat et dolebat" (alto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.209
  additional property: Musical Key
    type: PropertyValue
    value: 3
  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: 0.443
  additional property: Energy
    type: PropertyValue
    value: 0.128
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.322
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.193
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FRZ140931090
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: 960317
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T21:35:24+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140931090
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960317
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960317
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T21:35:24+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

Stabat Mater, P. 77: V. Duo "Quis est homo qui non fleret"
type: MusicRecording
duration: PT2M42S
duration ms: 162066
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Bernarda Fink
by artist: Anna Prohaska
by artist: Akademie für Alte Musik Berlin
in album: Pergolesi: Stabat Mater; Sinfonia "Al Santo Sepolcro"; Concerto "I Pianto d'Arianna
  type: MusicAlbum
  date published: 2010-11-18
popularity: 7
genre: classical
genre: choral
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  date published: 2026-07-31T02:19:15Z
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Stabat Mater, P. 77: VII. Aria "Eja, mater, fons amoris" (alto)
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popularity: 6
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:23:33Z
audio: Stabat Mater, P. 77: VII. Aria "Eja, mater, fons amoris" (alto)
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Stabat Mater, P. 77: VIII. Duo "Fac, ut ardeat cor meum"
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by artist: Akademie für Alte Musik Berlin
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popularity: 7
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
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Stabat Mater, P. 77: X. Aria "Fac, ut portem Christi mortem" (alto)
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popularity: 6
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T09:57:33Z
audio: Stabat Mater, P. 77: X. Aria "Fac, ut portem Christi mortem" (alto)
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Stabat Mater, P. 77: XI. Duo "Inflammatus et accensus"
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popularity: 6
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  date published: 2026-07-30T12:45:34Z
audio: Stabat Mater, P. 77: XI. Duo "Inflammatus et accensus"
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Stabat Mater, P. 77: XII. Quando corpus morietur. Largo assai - Amen. Presto assai
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by artist: Bernarda Fink
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popularity: 8
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T15:42:38Z
audio: Stabat Mater, P. 77: XII. Quando corpus morietur. Largo assai - Amen. Presto assai
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Cavatina: Se d'un Dio fui fatta Madre
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  date published: 2026-07-08T03:20:19Z
audio: Cavatina: Se d'un Dio fui fatta Madre
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Cavatina da capo: Se d'un Dio fui fatta Madre
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duration: PT3M3S
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by artist: Giovanni Battista Ferrandini
by artist: Il Giardino Armonico
by artist: Giovanni Antonini
by artist: Bernarda Fink
in album: The Virgin's Lament
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popularity: 14
genre: italian-baroque
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Cavatina da capo: Se d'un Dio fui fatta Madre
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En sourdine
type: MusicRecording
duration: PT3M22S
duration ms: 202093
explicit: false
by artist: Bernarda Fink
by artist: Steven Blier
by artist: New York Festival Of Song
in album: NYFOS Records: The Singles, Vol. I
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popularity: 33
isrc code: AU3SE2200192
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: En sourdine
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  additional property: Valence (Positivity)
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Mass in B Minor, BWV 232, Pt. 1: II. Duet. Christe eleison (Two Sopranos)
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duration: PT5M21S
duration ms: 321360
explicit: false
by artist: Johann Sebastian Bach
by artist: Hillevi Martinpelto
by artist: Akademie für Alte Musik Berlin
by artist: René Jacobs
by artist: Bernarda Fink
in album: Top 50 Bach
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  date published: 2014-05-17
popularity: 24
genre: classical
genre: classical-piano
isrc code: NLY331408874
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331408874
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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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 0xa9c11087896d98363c54e16862775b2598cb7d7e77941d5c4da194843d65652c. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331408874.
  date published: 2026-06-13T13:32:09Z
audio: Mass in B Minor, BWV 232, Pt. 1: II. Duet. Christe eleison (Two Sopranos)
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Idomeneo, K. 366, Atto I Scena 2: No. 2, Aria "Non ho colpa, e mi condanni" (Idamante)
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duration: PT5M53S
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by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
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popularity: 10
genre: classical
genre: classical-era
isrc code: FRZ140831060
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831060
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
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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 0xc6dbecc5b871fd5b8e4c600f73bfa7cb9e49eab068bac2132459bbd46cf17dd0. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831060.
  date published: 2026-07-02T03:55:08Z
audio: Idomeneo, K. 366, Atto I Scena 2: No. 2, Aria "Non ho colpa, e mi condanni" (Idamante)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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Idomeneo, K. 366, Atto II Scena 2: Recitativo "Radunate i Troiani, ite" (Ilia, Idamante)
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duration: PT2M8S
duration ms: 128733
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Sunhae Im
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 9
genre: classical
genre: classical-era
isrc code: FRZ140831050
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831050
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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
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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 0x8764ed251dccb96810ff16343179f8fcd26b4060eccb99eefd654690e2b8734f. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/FRZ140831050.
  date published: 2026-07-02T05:09:12Z
audio: Idomeneo, K. 366, Atto II Scena 2: Recitativo "Radunate i Troiani, ite" (Ilia, Idamante)
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Idomeneo, K. 366, Atto III Scena 3: No. 21, Quartetto "Andrò ramingo e solo" (Idamante, Ilia, Idomeneo, Elettra)
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duration: PT5M29S
duration ms: 329893
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: Sunhae Im
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Richard Croft
by artist: Alexandrina Pendatchanska
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 9
genre: classical
genre: classical-era
isrc code: FRZ140832230
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140832230
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0x89ddb9f41dd36947e69a4c45829ee346424950a939375bd0861d9fb3a627e267. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/FRZ140832230.
  date published: 2026-07-02T11:38:34Z
audio: Idomeneo, K. 366, Atto III Scena 3: No. 21, Quartetto "Andrò ramingo e solo" (Idamante, Ilia, Idomeneo, Elettra)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.093
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.862
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Idomeneo, K. 366, Atto I Scena 3: Recitativo "Scingete le catene" (Idamante)
type: MusicRecording
duration: PT0M38S
duration ms: 38920
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 8
genre: classical
genre: classical-era
isrc code: FRZ140831080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:59:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb5c97a4eb2bf2d0bf7592d69a49c71981614d206eba2c65c76f3ed40fa91c153
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831080
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0xb5c97a4eb2bf2d0bf7592d69a49c71981614d206eba2c65c76f3ed40fa91c153. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/FRZ140831080.
  date published: 2026-07-02T11:38:34Z
audio: Idomeneo, K. 366, Atto I Scena 3: Recitativo "Scingete le catene" (Idamante)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 107.899
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.487
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.365
  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.111
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Idomeneo, K. 366, Atto I Scena 4 - 5: Recitativo "Prence, signor" (Elettra, Idamante) - Recitativo "Ma quel pianto che annunzia?" (Idamante, Arbace, Ilia)
type: MusicRecording
duration: PT2M1S
duration ms: 121266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Kenneth Tarver
by artist: Alexandrina Pendatchanska
by artist: Sunhae Im
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 8
genre: classical
genre: classical-era
isrc code: FRZ140831100
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:56:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ab3e6a1c5035c1a271bb383a3f0734b8f93565b600f89333fd7d6008525a9fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831100
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0x1ab3e6a1c5035c1a271bb383a3f0734b8f93565b600f89333fd7d6008525a9fd. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/FRZ140831100.
  date published: 2026-07-02T11:38:34Z
audio: Idomeneo, K. 366, Atto I Scena 4 - 5: Recitativo "Prence, signor" (Elettra, Idamante) - Recitativo "Ma quel pianto che annunzia?" (Idamante, Arbace, Ilia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.463
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.392
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.324
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.099
  additional property: Loudness (dB)
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    value: -24.973
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Idomeneo, K. 366, Atto I Scena 10: No. 7, Aria "Il padre adorato" (Idamante)
type: MusicRecording
duration: PT2M52S
duration ms: 172200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 8
genre: classical
genre: classical-era
isrc code: FRZ140831190
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:58:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1a2820d37bf9edb1664e09d6e47172e418d91bfef509841c2a414900c1449f8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831190
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0xc1a2820d37bf9edb1664e09d6e47172e418d91bfef509841c2a414900c1449f8. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/FRZ140831190.
  date published: 2026-07-02T11:38:34Z
audio: Idomeneo, K. 366, Atto I Scena 10: No. 7, Aria "Il padre adorato" (Idamante)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.794
  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: 0.321
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.244
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.063
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
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Idomeneo, K. 366, Atto III Scena 2: No. 20, Duetto "S'io non moro a questi accenti" (Idamante, Ilia)
type: MusicRecording
duration: PT2M43S
duration ms: 163826
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Sunhae Im
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 8
genre: classical
genre: classical-era
isrc code: FRZ140832210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:05:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1aec731231e72ddb9542e9c05309acd24becfcdf90b8418406347810f713879b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957064
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957064
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140832210
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:43:08+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
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957064
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-07T16:43:08+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 0x1aec731231e72ddb9542e9c05309acd24becfcdf90b8418406347810f713879b. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140832210.
  date published: 2026-07-07T16:43:21Z
audio: Idomeneo, K. 366, Atto III Scena 2: No. 20, Duetto "S'io non moro a questi accenti" (Idamante, Ilia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.621
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.149
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.685
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.199
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.105
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
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Idomeneo, K. 366, Atto I Scena 9 - 10: Recitativo "Cieli! che veggo?" (Idomeneo) - Recitativo "Spiagge romite" (Idamante, Idomeneo)
type: MusicRecording
duration: PT3M46S
duration ms: 226946
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: René Jacobs
by artist: Freiburger Barockorchester
by artist: Richard Croft
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 7
genre: classical
genre: classical-era
isrc code: FRZ140831170
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T07:14:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x456c314a6edbea4fd8dd5073e1f0aaab2799ad583ef76f2a56ed83651e26217a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831170
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0x456c314a6edbea4fd8dd5073e1f0aaab2799ad583ef76f2a56ed83651e26217a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831170.
  date published: 2026-07-02T03:55:08Z
audio: Idomeneo, K. 366, Atto I Scena 9 - 10: Recitativo "Cieli! che veggo?" (Idomeneo) - Recitativo "Spiagge romite" (Idamante, Idomeneo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.694
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.415
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.202
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.591
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.137
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.886
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Idomeneo, K. 366, Atto I Scena 10: Accompagnato "Spietatissimi dèi!" ( Idomeneo, Idamante)
type: MusicRecording
duration: PT1M45S
duration ms: 105040
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bernarda Fink
by artist: Richard Croft
by artist: René Jacobs
by artist: Freiburger Barockorchester
in album: Mozart: Idomeneo
  type: MusicAlbum
  date published: 2009-05-22
popularity: 7
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15e7b5ce51e13d01ac6256c7e58ab46e8642aa9454480cd8bbebe19674d7fdfb. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831180.
  date published: 2026-07-29T11:30:20Z
audio: Idomeneo, K. 366, Atto I Scena 10: Accompagnato "Spietatissimi dèi!" ( Idomeneo, Idamante)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.857
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.414
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.76
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.169
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.579
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: FRZ140831180
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
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140831180
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20+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

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x914eef5025d8ed36ef5be27684db519b6fd3f05270ba0f67e9e22f0b131bfb85. 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/GBBBA0801411.
date published: 2026-07-08T03:53:27Z

Sonata a 4 for Strings and Continuo in E flat, R.130: 1. Largo molto
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 123.093
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: 0.273
additional property: Energy
  type: PropertyValue
  value: 0.003
additional property: Speechiness
  type: PropertyValue
  value: 0.038
additional property: Acousticness
  type: PropertyValue
  value: 0.779
additional property: Instrumentalness
  type: PropertyValue
  value: 0.012
additional property: Liveness
  type: PropertyValue
  value: 0.131
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.091
additional property: Loudness (dB)
  type: PropertyValue
  value: -33.017
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major