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track: Mass No. 6 in E-Flat Major, D. 950: IIc. Gloria. Quoniam tu solus sanctus
track: Mass No. 6 in E-Flat Major, D. 950: IId. Gloria. Cum Sancto Spiritu
track: Mass No. 6 in E-Flat Major, D. 950: IIIb. Credo. Et incarnatus est
track: Mass No. 6 in E-Flat Major, D. 950: IVa. Sanctus. Sanctus Dominus Deus
track: Mass No. 6 in E-Flat Major, D. 950: Va. Benedictus. Benedictus qui venit
track: Mass No. 6 in E-Flat Major, D. 950: VIb. Agnus Dei. Dona nobis pacem
track: Mass No. 6 in E-Flat Major, D. 950: VIc. Agnus Dei. Agnus Dei, qui tollis peccata mundi
track: Walton: Belshazzar's Feast: I. Thus Spake Isaiah
track: Walton: Belshazzar's Feast: III. Thus in Babylon, the Mighty City
track: Mass No. 6 in E-Flat Major, D. 950: I. Kyrie
track: Mass No. 6 in E-Flat Major, D. 950: IIa. Gloria. Gloria in excelsis Deo
track: Mass No. 6 in E-Flat Major, D. 950: IIb. Gloria. Domine Deus
track: Mass No. 6 in E-Flat Major, D. 950: IIIa. Credo. Credo in unum Deum
track: Mass No. 6 in E-Flat Major, D. 950: IIIc. Credo. Et resurrexit
track: Mass No. 6 in E-Flat Major, D. 950: IVb. Sanctus. Osanna in excelsis
track: Mass No. 6 in E-Flat Major, D. 950: Vb. Benedictus. Osanna in excelsis
track: Mass No. 6 in E-Flat Major, D. 950: VId. Agnus Dei. Dona nobis pacem
track: Walton: Belshazzar's Feast: II. Babylon Was a Great City

Mass No. 6 in E-Flat Major, D. 950: IIc. Gloria. Quoniam tu solus sanctus
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  date published: 2026-07-08T03:22:41Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIc. Gloria. Quoniam tu solus sanctus
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Mass No. 6 in E-Flat Major, D. 950: IId. Gloria. Cum Sancto Spiritu
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  date published: 2026-07-08T03:20:19Z
audio: Mass No. 6 in E-Flat Major, D. 950: IId. Gloria. Cum Sancto Spiritu
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Mass No. 6 in E-Flat Major, D. 950: IIIb. Credo. Et incarnatus est
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  date published: 2026-07-08T03:20:19Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIIb. Credo. Et incarnatus est
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Mass No. 6 in E-Flat Major, D. 950: IVa. Sanctus. Sanctus Dominus Deus
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  date published: 2026-07-08T08:56:20Z
audio: Mass No. 6 in E-Flat Major, D. 950: IVa. Sanctus. Sanctus Dominus Deus
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Mass No. 6 in E-Flat Major, D. 950: Va. Benedictus. Benedictus qui venit
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  additional property: Loudness (dB)
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Mass No. 6 in E-Flat Major, D. 950: VIb. Agnus Dei. Dona nobis pacem
type: MusicRecording
duration: PT2M11S
duration ms: 131120
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Joélle Harvey
by artist: Daryl Freedman
by artist: Julian Prégardien
by artist: Dashon Burton
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: QZJYM2300814
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  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
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43fc4ef57f648bdb8e9bc7ca8977d7d2b6fd3ce1768047cacd43657bd06b72c5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300814.
  date published: 2026-07-08T03:22:41Z
audio: Mass No. 6 in E-Flat Major, D. 950: VIb. Agnus Dei. Dona nobis pacem
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Mass No. 6 in E-Flat Major, D. 950: VIc. Agnus Dei. Agnus Dei, qui tollis peccata mundi
type: MusicRecording
duration: PT0M47S
duration ms: 47946
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Joélle Harvey
by artist: Daryl Freedman
by artist: Julian Prégardien
by artist: Dashon Burton
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: QZJYM2300815
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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
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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 0x948aa83d1dd9cb17b17efd577fc613467c8f08593a21f241543453b0014e3235. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300815.
  date published: 2026-07-08T03:22:41Z
audio: Mass No. 6 in E-Flat Major, D. 950: VIc. Agnus Dei. Agnus Dei, qui tollis peccata mundi
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  additional property: Tempo (BPM)
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    type: PropertyValue
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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: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Walton: Belshazzar's Feast: I. Thus Spake Isaiah
type: MusicRecording
duration: PT10M39S
duration ms: 639426
explicit: false
by artist: William Walton
by artist: Sir Simon Rattle
by artist: Cleveland Orchestra Chorus
by artist: City of Birmingham Symphony Chorus
by artist: Thomas Hampson
by artist: City Of Birmingham Symphony Orchestra
in album: Walton: Symphony No. 1 & Belshazzar's Feast
  type: MusicAlbum
  date published: 2022-07-08
isrc code: GBAYC9701061
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701061
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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: 957145
additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2dc20a1bd6ec92215f8e7ffb28e81c1ebf20d6d66f1faa24ea90a7cc58fc3b2. 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/GBAYC9701061.
  date published: 2026-07-08T08:56:20Z
audio: Walton: Belshazzar's Feast: I. Thus Spake Isaiah
  type: AudioObject
  additional property: Tempo (BPM)
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  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
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
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Walton: Belshazzar's Feast: III. Thus in Babylon, the Mighty City
type: MusicRecording
duration: PT3M11S
duration ms: 191133
explicit: false
by artist: William Walton
by artist: Sir Simon Rattle
by artist: Cleveland Orchestra Chorus
by artist: City of Birmingham Symphony Chorus
by artist: City Of Birmingham Symphony Orchestra
in album: Walton: Symphony No. 1 & Belshazzar's Feast
  type: MusicAlbum
  date published: 2022-07-08
isrc code: GBAYC9701063
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/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701063
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27+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: 957124
additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0812fbf17f55031606542014364ba7dda8b65b9465a9b38373120accce390f50. 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/GBAYC9701063.
  date published: 2026-07-08T08:56:20Z
audio: Walton: Belshazzar's Feast: III. Thus in Babylon, the Mighty City
  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: 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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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Mass No. 6 in E-Flat Major, D. 950: I. Kyrie
type: MusicRecording
duration: PT5M29S
duration ms: 329360
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbd76e4b4e1ab87d80915cda235b2f77eda21bca159fe9dc855af703760b4a81. Chain 2 (Bitcoin): anchored in block 960225 (2026-07-30T08:04:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300801.
  date published: 2026-07-30T08:04:30Z
audio: Mass No. 6 in E-Flat Major, D. 950: I. Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.731
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.151
  additional property: Energy
    type: PropertyValue
    value: 0.036
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.891
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.318
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: QZJYM2300801
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/QZJYM2300801
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960225
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: IIa. Gloria. Gloria in excelsis Deo
type: MusicRecording
duration: PT4M19S
duration ms: 259440
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe316ca898f973ca6dd762be768186d1ad3aace6120a7a9e83ec2de9a6905a133. 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/QZJYM2300802.
  date published: 2026-07-31T00:26:26Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIa. Gloria. Gloria in excelsis Deo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.133
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.207
  additional property: Energy
    type: PropertyValue
    value: 0.039
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.07
  additional property: Liveness
    type: PropertyValue
    value: 0.176
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.111
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.742
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
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isrc code: QZJYM2300802
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: 960327
additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300802
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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

Mass No. 6 in E-Flat Major, D. 950: IIb. Gloria. Domine Deus
type: MusicRecording
duration: PT3M37S
duration ms: 217506
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIb. Gloria. Domine Deus
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: QZJYM2300803
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
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: IIIa. Credo. Credo in unum Deum
type: MusicRecording
duration: PT2M20S
duration ms: 140080
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48c9c21a910dd90176842608a463c78eb198a38db025e3eb4d678afe1dc2b477. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300806.
  date published: 2026-07-30T18:23:33Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIIa. Credo. Credo in unum Deum
  type: AudioObject
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: QZJYM2300806
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: IIIc. Credo. Et resurrexit
type: MusicRecording
duration: PT5M52S
duration ms: 352320
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc971b5948ea1059d0e582f673079f80269f0279ecb6a0cc770957fd6baa6681. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300808.
  date published: 2026-07-31T12:24:41Z
audio: Mass No. 6 in E-Flat Major, D. 950: IIIc. Credo. Et resurrexit
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isrc code: QZJYM2300808
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
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: IVb. Sanctus. Osanna in excelsis
type: MusicRecording
duration: PT1M6S
duration ms: 66346
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb78b767154144c1ff5caeb2eeaf507fdf062a3e676e07f9667da196c05d647cc. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300810.
  date published: 2026-07-31T08:38:45Z
audio: Mass No. 6 in E-Flat Major, D. 950: IVb. Sanctus. Osanna in excelsis
  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: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: QZJYM2300810
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: Vb. Benedictus. Osanna in excelsis
type: MusicRecording
duration: PT1M7S
duration ms: 67186
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc99fb8dc44729292e13e62c657c1127d47d0a6e9b1b6afcc1a9886c26cac0d19. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJYM2300812.
  date published: 2026-07-31T12:24:41Z
audio: Mass No. 6 in E-Flat Major, D. 950: Vb. Benedictus. Osanna in excelsis
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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isrc code: QZJYM2300812
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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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
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mass No. 6 in E-Flat Major, D. 950: VId. Agnus Dei. Dona nobis pacem
type: MusicRecording
duration: PT1M19S
duration ms: 79986
explicit: false
by artist: Franz Schubert
by artist: The Cleveland Orchestra
by artist: Franz Welser-Möst
by artist: Joélle Harvey
by artist: Daryl Freedman
by artist: Julian Prégardien
by artist: Dashon Burton
by artist: Cleveland Orchestra Chorus
in album: Schubert: Mass No. 6 in E-Flat Major
  type: MusicAlbum
  date published: 2023-09-01
genre: classical
genre: classical-piano
genre: chamber-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcccaf1d2fc1c5b6be9b239f7648ae1bb7c8074a61ea76e34e477aba3570bce47. 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/QZJYM2300816.
  date published: 2026-07-30T21:35:24Z
audio: Mass No. 6 in E-Flat Major, D. 950: VId. Agnus Dei. Dona nobis pacem
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
    value: 0.036
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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isrc code: QZJYM2300816
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
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Walton: Belshazzar's Feast: II. Babylon Was a Great City
type: MusicRecording
duration: PT8M59S
duration ms: 539306
explicit: false
by artist: William Walton
by artist: Sir Simon Rattle
by artist: Cleveland Orchestra Chorus
by artist: City of Birmingham Symphony Chorus
by artist: Thomas Hampson
by artist: City Of Birmingham Symphony Orchestra
in album: Walton: Symphony No. 1 & Belshazzar's Feast
  type: MusicAlbum
  date published: 2022-07-08
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe836ef98c3cbc5119713a9fadd682e9db2162a826a594aa9684d238b806be14c. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701062.
  date published: 2026-07-31T19:53:13Z
audio: Walton: Belshazzar's Feast: II. Babylon Was a Great City
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.835
  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: 0.349
  additional property: Energy
    type: PropertyValue
    value: 0.292
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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isrc code: GBAYC9701062
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701062
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13+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