Voices of Ascension Orchestra
type: MusicGroup
genre: choral
genre: requiem
popularity: 12
followers: 29
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62a01f59646b719928be7c84bf78120c9bf88987b15897334a4b53a1623d7c11. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4cf71890-3971-4296-af17-dd682ee6ace5.json and https://artists.proofprofile.net/proofs/artist/4cf71890-3971-4296-af17-dd682ee6ace5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T16:43:25Z
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album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
track: Notre Pere, Op. 14
track: Requiem, Op. 9: Lux aeterna
track: Requiem, Op. 9: Libera me
track: Requiem, Op. 9: Introit
track: Requiem, Op. 9: Kyrie
track: Requiem, Op. 9: In paradisum
track: Requiem, Op. 9: Domine Jesu Christe
track: Requiem, Op. 9: Sanctus
track: Requiem, Op. 9: Pie Jesu
track: Requiem, Op. 9: Agnus Dei

Notre Pere, Op. 14
type: MusicRecording
duration: PT1M29S
duration ms: 89333
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 3
isrc code: USASX0616915
additional property: CopyrightID
additional property: CopyrightStatus
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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 0x74766bd8c2cd5305f4d0c68cf221515006845e4b53c50cee40808d9f2c5888fb. 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/USASX0616915.
  date published: 2026-07-08T08:56:20Z
audio: Notre Pere, Op. 14
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  additional property: Danceability
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  additional property: Loudness (dB)
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  additional property: Key Name
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Requiem, Op. 9: Lux aeterna
type: MusicRecording
duration: PT4M26S
duration ms: 266000
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 2
isrc code: USASX0616907
additional property: CopyrightID
additional property: CopyrightStatus
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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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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 0xc55873fa395f542aebbed48bcc99aed6226b2d4432d3b966330bfc914cbabc7b. 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/USASX0616907.
  date published: 2026-07-08T08:56:20Z
audio: Requiem, Op. 9: Lux aeterna
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Requiem, Op. 9: Libera me
type: MusicRecording
duration: PT5M41S
duration ms: 341866
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
isrc code: USASX0616908
additional property: CopyrightID
additional property: CopyrightStatus
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dccc7fa83a393fa18594f12dbccd0458cc63b7ced164f63d74c84542cf64062. 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/USASX0616908.
  date published: 2026-07-08T03:22:41Z
audio: Requiem, Op. 9: Libera me
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Requiem, Op. 9: Introit
type: MusicRecording
duration: PT3M42S
duration ms: 222533
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 4
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81ac0f8fe0c7cba55f2d23e39a296bd3028ee21a7b7db218f57fc9ea2767cc14. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), 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/USASX0616901.
  date published: 2026-07-29T22:48:59Z
audio: Requiem, Op. 9: Introit
  type: AudioObject
  additional property: Tempo (BPM)
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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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isrc code: USASX0616901
additional property: CopyrightID
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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 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

Requiem, Op. 9: Kyrie
type: MusicRecording
duration: PT4M4S
duration ms: 244066
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 4
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0119b0f5d72e18939c75e2c13b355e2d8e3f9e1b9d5a5d87f138fb54678894bc. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616902.
  date published: 2026-07-30T07:28:30Z
audio: Requiem, Op. 9: Kyrie
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  additional property: Acousticness
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Requiem, Op. 9: In paradisum
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duration: PT3M25S
duration ms: 205133
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 3
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc334ff9781d5b068f4f79a86f1f37c8f0b12c815c23f5ae3250d3df231f021a4. Chain 2 (Bitcoin): anchored in block 960285 (2026-07-30T17:26:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616909.
  date published: 2026-07-30T17:26:40Z
audio: Requiem, Op. 9: In paradisum
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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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isrc code: USASX0616909
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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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
  value: 2026-07-30T17:26:40+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Requiem, Op. 9: Domine Jesu Christe
type: MusicRecording
duration: PT8M39S
duration ms: 519293
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bad45722f42c11224fa2ca80f896e0eb455fa01ed6dfa7141fbf1a87e0bb28f. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/USASX0616903.
  date published: 2026-07-31T09:09:19Z
audio: Requiem, Op. 9: Domine Jesu Christe
  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
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.171
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.56
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.11
  additional property: Key Name
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    value: C#
  additional property: Mode Name
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    value: Minor
isrc code: USASX0616903
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: 960376
additional property: BitcoinTime
  type: PropertyValue
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:09:19+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 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

Requiem, Op. 9: Sanctus
type: MusicRecording
duration: PT3M30S
duration ms: 210200
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd159dd569d420e054516362b258e7c3501477d062e2cf6a7af733a48898ec44b. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616904.
  date published: 2026-07-30T20:35:49Z
audio: Requiem, Op. 9: Sanctus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.821
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.173
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.889
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.076
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.496
  additional property: Key Name
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    type: PropertyValue
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isrc code: USASX0616904
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
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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
  value: 2026-07-30T20:35:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Requiem, Op. 9: Pie Jesu
type: MusicRecording
duration: PT3M49S
duration ms: 229906
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x422946f430343a66ba9357b57b7b6422058f40ec0c2999fa3f3ebdf520f9cfb6. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/USASX0616905.
  date published: 2026-07-30T22:27:30Z
audio: Requiem, Op. 9: Pie Jesu
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 162.859
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.128
  additional property: Energy
    type: PropertyValue
    value: 0.038
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.128
  additional property: Liveness
    type: PropertyValue
    value: 0.33
  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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isrc code: USASX0616905
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Requiem, Op. 9: Agnus Dei
type: MusicRecording
duration: PT4M10S
duration ms: 250000
explicit: false
by artist: Maurice Duruflé
by artist: Patricia Spence
by artist: Francois Le Roux
by artist: Mark Bleeke
by artist: David Jolley
by artist: Lawrence Dutton
by artist: Richard Locker
by artist: Kathleen Bride
by artist: Mark Kruczek
by artist: Voices of Ascension Chorus
by artist: Voices of Ascension Orchestra
by artist: Dennis Keene
in album: Durufle, M.: Requiem / Mass, "Cum Jubilo" / Notre Pere (Voices of Asension Chorus)
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae78ce83e77228170924abe7c4bf2e01968a3b0e2ba761c0e4168b020267b784. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/USASX0616906.
  date published: 2026-07-30T22:27:30Z
audio: Requiem, Op. 9: Agnus Dei
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.079
  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: 0.17
  additional property: Energy
    type: PropertyValue
    value: 0.02
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.908
  additional property: Liveness
    type: PropertyValue
    value: 0.088
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.609
  additional property: Key Name
    type: PropertyValue
    value: C
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    value: Major
isrc code: USASX0616906
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: 960321
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616906
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T22:27:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch