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genre: choral
genre: gregorian chant
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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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track: Ave Maria, CG 89a (Arr. for Choir, Harp & Strings)
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  by artist: Richard Yeo
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e75e4d99ddc751e2a8c147993d54e7a627b91ad521dd4f1a742ec5153608699. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0wbxedGYtz3EwZ8uBb3qYm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wbxedGYtz3EwZ8uBb3qYm.
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track: Messe Solennelle, Op. 12, FWV 61: Messe solennelle, Op. 12, FWV 61: Panis Angelicus
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: 12 Songs of Various Nationality, WoO 157: No. 4, O Sanctissima
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: Ave Verum Corpus, K. 618
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Veni, Jesu, Amor Mi
track: Tantum Ergo
track: Ave Maria “Méditation sur le Premier Prélude de Piano de S. Bach” (Version for Voice & Piano)
track: Messe a 3 voix (Mass in 3 voices), Op. 12, M. 61: Panis angelicus
track: Ellens Gesang III (Ave Maria!), Op. 52 No. 6, D. 839 "Hymne an die Jungfrau” [Version for Choir]
track: 12 Songs of Various Nationality, WoO 157: No. 4. O sanctissima
track: Ave verum corpus, K. 618
track: Exsultate jubilate, K. 165: Jubilate Deo - Version for Chorus
track: Confirma hoc deus
track: Adoro te, o panis
track: O esca viatorum
track: Veni, Jesu, amor mi
track: Regina caeli laetare
track: Adoramus te, Christe
track: Tantum ergo
track: Ecce sacerdos magnus

The Cathedral Singers
type: MusicGroup

Thomas Yang
type: MusicGroup

Katherine Hughes
type: MusicGroup

Elizabeth Holzman
type: MusicGroup

Richard Yeo
type: MusicGroup

Collins Trier
type: MusicGroup

Aaron David Miller
type: MusicGroup

Catholic Classics, Vol. 4: Catholic Latin Classics
type: MusicAlbum
date published: 2000-01-01

CopyrightID
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CopyrightStatus
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OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03de4d3ec9ce1d09dff2c8243189a41793cf0751767edf8968ac1829c52732c5. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OAAm8jMDGdOaVeBszRplR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OAAm8jMDGdOaVeBszRplR.
date published: 2026-06-13T15:41:10Z
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Veni, Jesu, Amor Mi
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-06-13T15:41:10Z
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Tantum Ergo
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c69e9b06abd69b2913a1b3a4f1fab70b7ed6efbb56f8071b5dcba369d4a8028. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1iTGWHHKDbTnc7rpOByMbJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1iTGWHHKDbTnc7rpOByMbJ.
  date published: 2026-06-13T15:41:10Z
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Ave Maria “Méditation sur le Premier Prélude de Piano de S. Bach” (Version for Voice & Piano)
type: MusicRecording
duration: PT2M59S
duration ms: 179960
explicit: false
by artist: Johann Sebastian Bach
by artist: Charles Gounod
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010087
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T09:50:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e75e4d99ddc751e2a8c147993d54e7a627b91ad521dd4f1a742ec5153608699
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956891
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5L40FoIwMmS6mmOKOPziEg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L40FoIwMmS6mmOKOPziEg
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e75e4d99ddc751e2a8c147993d54e7a627b91ad521dd4f1a742ec5153608699. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5L40FoIwMmS6mmOKOPziEg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L40FoIwMmS6mmOKOPziEg.
  date published: 2026-07-06T07:16:32Z
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Messe a 3 voix (Mass in 3 voices), Op. 12, M. 61: Panis angelicus
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duration: PT3M49S
duration ms: 229440
explicit: false
by artist: César Franck
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010089
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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Ellens Gesang III (Ave Maria!), Op. 52 No. 6, D. 839 "Hymne an die Jungfrau” [Version for Choir]
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duration: PT4M8S
duration ms: 248600
explicit: false
by artist: Franz Schubert
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/00nLUlINJ71I4mCHXsy2JI.json
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7d6e687377f54afef457c835e1f4acfa547dd0cce5a07ff124cea2b1455734. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/00nLUlINJ71I4mCHXsy2JI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/00nLUlINJ71I4mCHXsy2JI.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x4c7d6e687377f54afef457c835e1f4acfa547dd0cce5a07ff124cea2b1455734","isrc":"US7850010091","name":"Ellens Gesang III (Ave Maria!), Op. 52 No. 6, D. 839 \"Hymne an die Jungfrau” [Version for Choir]","registered_at":"2026-06-04T08:38:11Z","spotify_id":"00nLUlINJ71I4mCHXsy2JI","type":"track"}

12 Songs of Various Nationality, WoO 157: No. 4. O sanctissima
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duration: PT3M23S
duration ms: 203933
explicit: false
by artist: Ludwig van Beethoven
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010092
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6GrP9esTHrCNj22iO9y6I9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GrP9esTHrCNj22iO9y6I9
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d4561fe509880ded3255c17be5ad75e662ab3caaa6e7e622bad7ff6647e3a7c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6GrP9esTHrCNj22iO9y6I9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GrP9esTHrCNj22iO9y6I9.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x9d4561fe509880ded3255c17be5ad75e662ab3caaa6e7e622bad7ff6647e3a7c","isrc":"US7850010092","name":"12 Songs of Various Nationality, WoO 157: No. 4. O sanctissima","registered_at":"2026-06-04T16:12:51Z","spotify_id":"6GrP9esTHrCNj22iO9y6I9","type":"track"}

Ave verum corpus, K. 618
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duration: PT3M27S
duration ms: 207333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010094
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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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/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4J1cCT3QJ5Eoa738nz5gn0.json
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03de4d3ec9ce1d09dff2c8243189a41793cf0751767edf8968ac1829c52732c5. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4J1cCT3QJ5Eoa738nz5gn0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4J1cCT3QJ5Eoa738nz5gn0.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x03de4d3ec9ce1d09dff2c8243189a41793cf0751767edf8968ac1829c52732c5","isrc":"US7850010094","name":"Ave verum corpus, K. 618","registered_at":"2026-06-04T14:39:48Z","spotify_id":"4J1cCT3QJ5Eoa738nz5gn0","type":"track"}

Exsultate jubilate, K. 165: Jubilate Deo - Version for Chorus
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duration: PT1M51S
duration ms: 111000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010095
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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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/957118
additional property: OTSRecordURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/24NzPPOmTGrjdyPaeDh4FE
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x915c19f7924524dff1e38c6e03cdf3d42498856278c41c80837c97a3ed3c18cd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/24NzPPOmTGrjdyPaeDh4FE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/24NzPPOmTGrjdyPaeDh4FE.
  date published: 2026-07-08T03:20:19Z
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Confirma hoc deus
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by artist: The Cathedral Singers
by artist: Richard Proulx
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by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
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isrc code: US7850010096
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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Adoro te, o panis
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duration: PT2M47S
duration ms: 167266
explicit: false
by artist: Michael Haydn
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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O esca viatorum
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by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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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 0x3fe4d70def8dd9ee8764b9968f39865955cd4ea990e320de8be78336c16a47fc. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/287TBcbW5liRLcazMwK76c.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/287TBcbW5liRLcazMwK76c.
  date published: 2026-07-08T03:20:19Z
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Veni, Jesu, amor mi
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duration: PT2M44S
duration ms: 164066
explicit: false
by artist: Luigi Cherubini
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
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isrc code: US7850010099
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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Regina caeli laetare
type: MusicRecording
duration: PT2M15S
duration ms: 135546
explicit: false
by artist: Antonio Lotti
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:28:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x35ba1709a83f9333716057ca34d8092013f555d1de4a9ff4e3207648319d391c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1QuFoLav2QN4HFiVbYemrr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QuFoLav2QN4HFiVbYemrr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x35ba1709a83f9333716057ca34d8092013f555d1de4a9ff4e3207648319d391c","isrc":"US7850010103","name":"Regina caeli laetare","registered_at":"2026-06-05T15:28:33Z","spotify_id":"1QuFoLav2QN4HFiVbYemrr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35ba1709a83f9333716057ca34d8092013f555d1de4a9ff4e3207648319d391c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QuFoLav2QN4HFiVbYemrr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QuFoLav2QN4HFiVbYemrr.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0x35ba1709a83f9333716057ca34d8092013f555d1de4a9ff4e3207648319d391c","isrc":"US7850010103","name":"Regina caeli laetare","registered_at":"2026-06-05T15:28:33Z","spotify_id":"1QuFoLav2QN4HFiVbYemrr","type":"track"}

Adoramus te, Christe
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duration: PT1M56S
duration ms: 116493
explicit: false
by artist: Théodore Dubois
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T15:23:12+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x26aefdd9ef4ffc271b590ad891b3268473689c45ad80a9ecd57451f23629cd7d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2UPaBDW6UUyHujOJOlUd55.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UPaBDW6UUyHujOJOlUd55
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x26aefdd9ef4ffc271b590ad891b3268473689c45ad80a9ecd57451f23629cd7d","isrc":"US7850010104","name":"Adoramus te, Christe","registered_at":"2026-06-07T15:23:12Z","spotify_id":"2UPaBDW6UUyHujOJOlUd55","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26aefdd9ef4ffc271b590ad891b3268473689c45ad80a9ecd57451f23629cd7d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2UPaBDW6UUyHujOJOlUd55.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UPaBDW6UUyHujOJOlUd55.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x26aefdd9ef4ffc271b590ad891b3268473689c45ad80a9ecd57451f23629cd7d","isrc":"US7850010104","name":"Adoramus te, Christe","registered_at":"2026-06-07T15:23:12Z","spotify_id":"2UPaBDW6UUyHujOJOlUd55","type":"track"}

Tantum ergo
type: MusicRecording
duration: PT2M14S
duration ms: 134826
explicit: false
by artist: Anonymous
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T22:01:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c69e9b06abd69b2913a1b3a4f1fab70b7ed6efbb56f8071b5dcba369d4a8028
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0H0pdre62nttTcJlWSi5pH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0H0pdre62nttTcJlWSi5pH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c69e9b06abd69b2913a1b3a4f1fab70b7ed6efbb56f8071b5dcba369d4a8028. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0H0pdre62nttTcJlWSi5pH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0H0pdre62nttTcJlWSi5pH.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x3c69e9b06abd69b2913a1b3a4f1fab70b7ed6efbb56f8071b5dcba369d4a8028","isrc":"US7850010105","name":"Tantum ergo","registered_at":"2026-06-07T22:01:02Z","spotify_id":"0H0pdre62nttTcJlWSi5pH","type":"track"}

Ecce sacerdos magnus
type: MusicRecording
duration: PT2M27S
duration ms: 147400
explicit: false
by artist: Maximillian Stadler
by artist: The Cathedral Singers
by artist: Richard Proulx
by artist: Thomas Yang
by artist: Katherine Hughes
by artist: Elizabeth Holzman
by artist: Richard Yeo
by artist: Collins Trier
by artist: Stephen Hartman
by artist: Aaron David Miller
in album: Catholic Classics, Vol. 4: Catholic Latin Classics
  type: MusicAlbum
  date published: 2000-01-01
isrc code: US7850010106
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T15:28:05+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xb146d21bf25e8be569281a6cfef2327d0b950b23f3fc3b9cc9ca38e2fc720d3f
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5h94Wfv2zmMyhxICJC6zY2
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb146d21bf25e8be569281a6cfef2327d0b950b23f3fc3b9cc9ca38e2fc720d3f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5h94Wfv2zmMyhxICJC6zY2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5h94Wfv2zmMyhxICJC6zY2.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0xb146d21bf25e8be569281a6cfef2327d0b950b23f3fc3b9cc9ca38e2fc720d3f","isrc":"US7850010106","name":"Ecce sacerdos magnus","registered_at":"2026-06-07T15:28:05Z","spotify_id":"5h94Wfv2zmMyhxICJC6zY2","type":"track"}