Marcel Pérès
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genre: gregorian chant
genre: medieval
description: Marcel Pérès (born 15 July 1956, Oran, Algeria) is a French musicologist, composer, choral director and singer, and the founder of the early music group Ensemble Organum. He is an authority on Gregori
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album: Chant de l'Eglise de Rome (VIe - XIIIe siècles)
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  date published: 2008-10-01
track: Gradual of Eleanor of Brittany: Kyrie: Orbis factor
track: Répons de Matines pour la Fête de Saint Bernard: "In Timore Dei"
track: Messe du Jour de Noël. Kyrie
track: Chant of the Church of Milan: Lucernarium, Paravi lucernam Christo meo
track: Chant of the Church of Milan: Alleluia - Versus "Hodie in Bethlehem puer natus est"
track: Chant from Benevento Cathedral "The Adoration of the Cross": Répons "Amicus meus osculi me tradit" - Verset "Retulit triginta argenteis"
track: Chant of the Church of Rome Byzantine Influences: Offertorium, Terra tremuit V. Notus in Iudea - V. Et factus est in pace - V. Ibi confregit
track: Cistercian Chant Responsories of Matins for the Feast of St Bernard: Prima virtus viri sancti
track: Cistercian Chant Responsories of Matins for the Feast of St Bernard: Testamentum eternum
track: Cistercian Chant Responsories of Matins for the Feast of St Bernard: Oliva fructifera
track: Cistercian Chant Responsories of Matins for the Feast of St Bernard: Dedit Dominus confessionem sancto suo
track: Mass for the Nativity of the Virgin: I. Conduit monodique "Beata viscera Marie Virginis"
track: Mass for the Nativity of the Virgin: II. Conduit à quatre voix : Deus misertus hominis
track: Chant from Benevento Cathedral "The Adoration of the Cross": Antienne "Otin to stauron" - "O quando in cruce"
track: Old Roman Chant, Vespers of Easter Day: Antiphona Alleluia. Psalmus 110 Confitebor. Antiphona Alleluia
track: Old Roman Chant, Vespers of Easter Day: Oratio Concede questimus
track: Old Roman Chant, Vespers of Easter Day: R. In die resurrectionis. V. Congregabo gentes

Gradual of Eleanor of Brittany: Kyrie: Orbis factor
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Répons de Matines pour la Fête de Saint Bernard: "In Timore Dei"
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Messe du Jour de Noël. Kyrie
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audio: Messe du Jour de Noël. Kyrie
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Chant of the Church of Milan: Lucernarium, Paravi lucernam Christo meo
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Chant of the Church of Milan: Alleluia - Versus "Hodie in Bethlehem puer natus est"
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Chant from Benevento Cathedral "The Adoration of the Cross": Répons "Amicus meus osculi me tradit" - Verset "Retulit triginta argenteis"
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  date published: 2026-07-02T11:38:34Z
audio: Chant from Benevento Cathedral "The Adoration of the Cross": Répons "Amicus meus osculi me tradit" - Verset "Retulit triginta argenteis"
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Chant of the Church of Rome Byzantine Influences: Offertorium, Terra tremuit V. Notus in Iudea - V. Et factus est in pace - V. Ibi confregit
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  date published: 2026-06-13T17:25:41Z
audio: Chant of the Church of Rome Byzantine Influences: Offertorium, Terra tremuit V. Notus in Iudea - V. Et factus est in pace - V. Ibi confregit
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Cistercian Chant Responsories of Matins for the Feast of St Bernard: Prima virtus viri sancti
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  date published: 2026-07-06T07:53:57Z
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Cistercian Chant Responsories of Matins for the Feast of St Bernard: Testamentum eternum
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:30:09Z
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Cistercian Chant Responsories of Matins for the Feast of St Bernard: Oliva fructifera
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  date published: 2026-07-02T11:38:34Z
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Cistercian Chant Responsories of Matins for the Feast of St Bernard: Dedit Dominus confessionem sancto suo
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  date published: 2026-07-02T11:38:34Z
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Mass for the Nativity of the Virgin: I. Conduit monodique "Beata viscera Marie Virginis"
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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
  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 0x02b185556a5577698722d578a7d54d134366292656927b0f459763a25818d660. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/FRZ149434010.
  date published: 2026-07-02T11:34:59Z
audio: Mass for the Nativity of the Virgin: I. Conduit monodique "Beata viscera Marie Virginis"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.086
  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: 0.201
  additional property: Energy
    type: PropertyValue
    value: 0.152
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.145
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.032
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mass for the Nativity of the Virgin: II. Conduit à quatre voix : Deus misertus hominis
type: MusicRecording
duration: PT4M11S
duration ms: 251600
explicit: false
by artist: Pérotin
by artist: Ensemble Organum
by artist: Marcel Pérès
in album: École de Notre-Dame de Paris : Mass for the Nativity of the Virgin
  type: MusicAlbum
  date published: 1995
genre: gregorian-chant
genre: medieval
isrc code: FRZ149434020
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T18:21:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x81d71db4dc4c5750e928ba2d92d090947ee04eaab5d9fb613ca18abc646e13f7
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/FRZ149434020
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 0x81d71db4dc4c5750e928ba2d92d090947ee04eaab5d9fb613ca18abc646e13f7. 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/FRZ149434020.
  date published: 2026-07-02T03:55:08Z
audio: Mass for the Nativity of the Virgin: II. Conduit à quatre voix : Deus misertus hominis
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.688
  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: 0.108
  additional property: Energy
    type: PropertyValue
    value: 0.145
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.166
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.055
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.21
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Chant from Benevento Cathedral "The Adoration of the Cross": Antienne "Otin to stauron" - "O quando in cruce"
type: MusicRecording
duration: PT6M45S
duration ms: 405960
explicit: false
by artist: Anonymous
by artist: Ensemble Organum
by artist: Marcel Pérès
in album: Voices from Ancient Abbeys: Plainchant & Polyphony
  type: MusicAlbum
  date published: 2016-11-04
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0524b733d4c758acd66ad4db6c53934b7744e8730792699bf32972509149733. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T14:51:32Z), 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/FRZ149321010.
  date published: 2026-07-22T14:51:32Z
audio: Chant from Benevento Cathedral "The Adoration of the Cross": Antienne "Otin to stauron" - "O quando in cruce"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.085
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.206
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.141
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.987
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FRZ149321010
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: 959128
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T12:33:25+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149321010
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959128
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959128
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T12:33:25+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

Old Roman Chant, Vespers of Easter Day: Antiphona Alleluia. Psalmus 110 Confitebor. Antiphona Alleluia
type: MusicRecording
duration: PT3M46S
duration ms: 226200
explicit: false
by artist: Anonymous
by artist: Marcel Pérès
by artist: Ensemble Organum
in album: Voices from Ancient Abbeys: Plainchant & Polyphony
  type: MusicAlbum
  date published: 2016-11-04
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x636d8d64f8b827d4f07d8f101dbe1bbe46873eeb4b4d7918655741cff3d316c5. Chain 2 (Bitcoin): anchored in block 959118 (2026-07-22T10:01:58Z), 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/FRZ149752030.
  date published: 2026-07-22T10:01:58Z
audio: Old Roman Chant, Vespers of Easter Day: Antiphona Alleluia. Psalmus 110 Confitebor. Antiphona Alleluia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.045
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.213
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.047
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.557
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FRZ149752030
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: 959118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T10:01:58+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149752030
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959118
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T10:01:58+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

Old Roman Chant, Vespers of Easter Day: Oratio Concede questimus
type: MusicRecording
duration: PT1M11S
duration ms: 71293
explicit: false
by artist: Anonymous
by artist: Marcel Pérès
by artist: Ensemble Organum
in album: Voices from Ancient Abbeys: Plainchant & Polyphony
  type: MusicAlbum
  date published: 2016-11-04
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0c58ae12e1b1c3683b3549284ec2b56604967b5bf7b6ab45e7cb8b493f8386e. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T12:33:25Z), 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/FRZ149752080.
  date published: 2026-07-22T12:33:25Z
audio: Old Roman Chant, Vespers of Easter Day: Oratio Concede questimus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.49
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.33
  additional property: Energy
    type: PropertyValue
    value: 0.014
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.188
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.184
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: FRZ149752080
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: 959128
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T12:33:25+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149752080
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959128
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959128
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T12:33:25+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

Old Roman Chant, Vespers of Easter Day: R. In die resurrectionis. V. Congregabo gentes
type: MusicRecording
duration: PT2M56S
duration ms: 176306
explicit: false
by artist: Anonymous
by artist: Marcel Pérès
by artist: Ensemble Organum
in album: Voices from Ancient Abbeys: Plainchant & Polyphony
  type: MusicAlbum
  date published: 2016-11-04
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfab86ddeab29d5091f0135b0273e9039bbba1dc817e9c9d032994fa3ff355630. Chain 2 (Bitcoin): anchored in block 959103 (2026-07-22T08:20:25Z), 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/FRZ149752090.
  date published: 2026-07-22T08:20:25Z
audio: Old Roman Chant, Vespers of Easter Day: R. In die resurrectionis. V. Congregabo gentes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.697
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.197
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.428
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: FRZ149752090
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: 959103
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T05:56:21+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149752090
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959103
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959103
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T05:56:21+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