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album: Calm Classics - Soundscape of Serenity
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  track: Traditional: Danny Boy (Bill Evans Version)
  track: Horizon
  track: Mozart: Komm, liebe Zither, komm, K. 351
  track: Moondog: Bird’s Lament
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  track: Strauss, R: 5 Lieder, Op. 48: No. 2, In Schwebe
  track: Illusion
  track: Barrios Mangoré: La catedral: I. Preludio saudade
  track: Godowsky: Triakontameron, Vol. 3: No. 11, Alt Wien
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  track: Fauré: Dolly, Op. 56: I. Berceuse
  track: Prokofiev: Suite No. 2 from Romeo and Juliet, Op. 64ter: VI. Dance of the Girls With Lillies
  track: Saint-Saëns: Mélodies persanes, Op. 26: No. 1, La brise
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  track: Boulanger, N: Soleils couchants
  track: Beffa: Olympia: III. Charles
  track: Howard: Casino
  track: La chanson d’Hélène
  track: Rain
  track: Couperin, F: Second livre de pièces de clavecin, Sixième ordre: V. Les barricades mystérieuses
  track: Handel: Messiah, HWV 56, Pt. 1: Accompagnato. "Comfort Ye, My People"
  track: Handel: Esther, HWV 50b, Act 2: "Who Calls My Parting Soul from Death?" (Esther, Ahasuerus)
  track: Barrios Mangoré: Villancico de Navidad
  track: Lehár: Friederike: "Warum hast du mich wachgeküsst?" (Friederike)
  track: Once Upon a Dream (From "Sleeping Beauty")
  track: Ravel: Shéhérazade, M. 41: No. 2, La flûte enchantée
  track: Bernstein: West Side Story: Somewhere (Arr. Penaforte for Violin and Piano)
  track: Love Story
  track: Satie: 3 Gymnopédies: No. 1, Lent et douloureux
  track: Schumann: 3 Romances for Violin and Piano, Op. 22: No. 1, Andante molto
  track: Orchid
  track: Glass: Glassworks: Opening
  track: Hahn: À Chloris
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  track: Legrand: The Windmills of Your Mind (From "The Thomas Crown Affair")
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  track: Satie: 6 Gnossiennes: No. 1, Lent
  track: Le Panthéon - J’ai deux amours
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  track: Lysenko: Rhapsody on Ukrainian Themes No. 2, Op. 18: I. Dumka (Version for Piano Solo)
  track: Debussy: Petite suite, CD 71, L. 65: I. En bateau
  track: Strauss, R: 5 Lieder, Op. 48: No. 4, Winterweihe
  track: Caccini: Le nuove musiche: No. 8, Amarilli, mia bella
  track: Ev’rybody Wants to Be a Cat (From "The Aristocats")
  track: Strauss II, J: Das Spitzentuch der Königin: "Wo die wilde Rose erblüht" (Königin, König, Irene)
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track: Prelude in F Minor, Inb 12
track: Vers la vie nouvelle
track: Soir d'hiver
track: Petit Canon, Inb 12
track: 3 Pieces for Cello & Piano: No. 1, Modéré
track: C’était en juin...
track: Médée, H. 491: Noires divinitez, que voulez-vous de moy? (Créon) - 1951 Version
track: Mélodies: I. Soleils couchants
track: Mélodies: II. Élégie
track: Mélodies: III. Prière
track: Mélodies: IV. Cantique
track: Mélodies: V. Versailles
track: Mélodies: VI. Chanson
track: Mélodies: VII. Soir d'hiver
track: Lux Aeterna
track: 16 Waltzes, Op. 39: No. 6 in C-Sharp Major (Version for Piano Duo) [1]
track: 16 Waltzes, Op. 39: No. 15 in A Major (Version for Piano Duo)
track: 16 Waltzes, Op. 39: No. 2 in E Major (Version for Piano Duo)
track: 16 Waltzes, Op. 39: No. 1 in B Major (Version for Piano Duo)

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OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78c4e917b8ceb2ad87556348cd3e97aeaf6859ae3388ac5c43dadde20b62ec35. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6yFJxat7MMRPXzxXBXptiG.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/6yFJxat7MMRPXzxXBXptiG.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x78c4e917b8ceb2ad87556348cd3e97aeaf6859ae3388ac5c43dadde20b62ec35","isrc":"GBAYC2202382","name":"Traditional: Danny Boy (Bill Evans Version)","registered_at":"2026-06-18T11:19:12Z","spotify_id":"6yFJxat7MMRPXzxXBXptiG","type":"track"}

Horizon
type: MusicRecording
duration: PT1M54S
duration ms: 114426
explicit: false
by artist: Maxence Cyrin
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2301093
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T12:41:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb99b6619cd7b9fd82e25cfdc3066939f4344cb95f0268849b570ad3e3851f24c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1uNVXf7mU9UC3hZSSgmhNQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1uNVXf7mU9UC3hZSSgmhNQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
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 0xb99b6619cd7b9fd82e25cfdc3066939f4344cb95f0268849b570ad3e3851f24c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1uNVXf7mU9UC3hZSSgmhNQ.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/1uNVXf7mU9UC3hZSSgmhNQ.
  date published: 2026-07-02T03:30:09Z

Mozart: Komm, liebe Zither, komm, K. 351
type: MusicRecording
duration: PT1M57S
duration ms: 117653
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sabine Devieilhe
by artist: Mathieu Pordoy
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2400044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T04:50:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x594b23f22f860f1ed78f32e28b76ebdcc816bbbbffdad3272871b28b1d1886dd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/22U0tH2zuiPCUHUZWj0YHR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/22U0tH2zuiPCUHUZWj0YHR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x594b23f22f860f1ed78f32e28b76ebdcc816bbbbffdad3272871b28b1d1886dd","isrc":"GBAYC2400044","name":"Mozart: Komm, liebe Zither, komm, K. 351","registered_at":"2026-06-19T04:50:53Z","spotify_id":"22U0tH2zuiPCUHUZWj0YHR","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 0x594b23f22f860f1ed78f32e28b76ebdcc816bbbbffdad3272871b28b1d1886dd. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/22U0tH2zuiPCUHUZWj0YHR.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/22U0tH2zuiPCUHUZWj0YHR.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x594b23f22f860f1ed78f32e28b76ebdcc816bbbbffdad3272871b28b1d1886dd","isrc":"GBAYC2400044","name":"Mozart: Komm, liebe Zither, komm, K. 351","registered_at":"2026-06-19T04:50:53Z","spotify_id":"22U0tH2zuiPCUHUZWj0YHR","type":"track"}

Moondog: Bird’s Lament
type: MusicRecording
duration: PT2M1S
duration ms: 121573
explicit: false
by artist: Moondog
by artist: Shani Diluka
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2202384
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T04:51:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xabf3fae01e3b4da09f2ca5870f390f657ce226a65dfd178667d59818192d3267
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6HlYHzWkwVc0yk5fYotYuS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HlYHzWkwVc0yk5fYotYuS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xabf3fae01e3b4da09f2ca5870f390f657ce226a65dfd178667d59818192d3267","isrc":"GBAYC2202384","name":"Moondog: Bird’s Lament","registered_at":"2026-06-19T04:51:44Z","spotify_id":"6HlYHzWkwVc0yk5fYotYuS","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 0xabf3fae01e3b4da09f2ca5870f390f657ce226a65dfd178667d59818192d3267. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6HlYHzWkwVc0yk5fYotYuS.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/6HlYHzWkwVc0yk5fYotYuS.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xabf3fae01e3b4da09f2ca5870f390f657ce226a65dfd178667d59818192d3267","isrc":"GBAYC2202384","name":"Moondog: Bird’s Lament","registered_at":"2026-06-19T04:51:44Z","spotify_id":"6HlYHzWkwVc0yk5fYotYuS","type":"track"}

Mendelssohn-Hensel: 6 Lieder, Op. 9: No. 6, Die Mainacht (Version for Flute and Piano)
type: MusicRecording
duration: PT2M1S
duration ms: 121240
explicit: false
by artist: Fanny Mendelssohn
by artist: Emmanuel Pahud
by artist: Eric Le Sage
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2300199
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:38:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4bf073d92c3adb04d2bbd95190ae6d1768a5f8665bd91d664901e036f7862621
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/61FKWptm1xle6WeFhpCDNX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61FKWptm1xle6WeFhpCDNX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4bf073d92c3adb04d2bbd95190ae6d1768a5f8665bd91d664901e036f7862621","isrc":"GBAYC2300199","name":"Mendelssohn-Hensel: 6 Lieder, Op. 9: No. 6, Die Mainacht (Version for Flute and Piano)","registered_at":"2026-06-19T23:38:42Z","spotify_id":"61FKWptm1xle6WeFhpCDNX","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 0x4bf073d92c3adb04d2bbd95190ae6d1768a5f8665bd91d664901e036f7862621. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/61FKWptm1xle6WeFhpCDNX.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/61FKWptm1xle6WeFhpCDNX.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4bf073d92c3adb04d2bbd95190ae6d1768a5f8665bd91d664901e036f7862621","isrc":"GBAYC2300199","name":"Mendelssohn-Hensel: 6 Lieder, Op. 9: No. 6, Die Mainacht (Version for Flute and Piano)","registered_at":"2026-06-19T23:38:42Z","spotify_id":"61FKWptm1xle6WeFhpCDNX","type":"track"}

Strauss, R: 5 Lieder, Op. 48: No. 2, In Schwebe
type: MusicRecording
duration: PT2M1S
duration ms: 121120
explicit: false
by artist: Richard Strauss
by artist: Sabine Devieilhe
by artist: Mathieu Pordoy
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2400040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:38:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64ee29be805af534a71d5ccfeeb31416f3fd1a942d347501bc6a747eb2499123
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3rQaOwNlcrf9UFCO7msbN1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rQaOwNlcrf9UFCO7msbN1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x64ee29be805af534a71d5ccfeeb31416f3fd1a942d347501bc6a747eb2499123","isrc":"GBAYC2400040","name":"Strauss, R: 5 Lieder, Op. 48: No. 2, In Schwebe","registered_at":"2026-06-19T23:38:12Z","spotify_id":"3rQaOwNlcrf9UFCO7msbN1","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 0x64ee29be805af534a71d5ccfeeb31416f3fd1a942d347501bc6a747eb2499123. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3rQaOwNlcrf9UFCO7msbN1.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/3rQaOwNlcrf9UFCO7msbN1.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x64ee29be805af534a71d5ccfeeb31416f3fd1a942d347501bc6a747eb2499123","isrc":"GBAYC2400040","name":"Strauss, R: 5 Lieder, Op. 48: No. 2, In Schwebe","registered_at":"2026-06-19T23:38:12Z","spotify_id":"3rQaOwNlcrf9UFCO7msbN1","type":"track"}

Illusion
type: MusicRecording
duration: PT2M12S
duration ms: 132554
explicit: false
by artist: Aleksander Debicz
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2302330
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:39:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x13183adb8f548871d60a823e19e446a78a69516576d752050555a5e816401ea4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1B0S2M3ylu1DF4AUjQF6fY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1B0S2M3ylu1DF4AUjQF6fY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
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 0x13183adb8f548871d60a823e19e446a78a69516576d752050555a5e816401ea4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1B0S2M3ylu1DF4AUjQF6fY.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/1B0S2M3ylu1DF4AUjQF6fY.
  date published: 2026-07-02T03:55:08Z

Barrios Mangoré: La catedral: I. Preludio saudade
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duration: PT2M16S
duration ms: 136000
explicit: false
by artist: Agustín Barrios Mangoré
by artist: Thibaut García
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC1801083
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:24:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x43273f553e1c0ca176e23b6ddf50b87b97c7de6ea74cd01554509e12b4c2103d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0qJS6o566wXcshRN0eN3Fi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0qJS6o566wXcshRN0eN3Fi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x43273f553e1c0ca176e23b6ddf50b87b97c7de6ea74cd01554509e12b4c2103d","isrc":"GBAYC1801083","name":"Barrios Mangoré: La catedral: I. Preludio saudade","registered_at":"2026-06-11T02:24:38Z","spotify_id":"0qJS6o566wXcshRN0eN3Fi","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 0x43273f553e1c0ca176e23b6ddf50b87b97c7de6ea74cd01554509e12b4c2103d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0qJS6o566wXcshRN0eN3Fi.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/0qJS6o566wXcshRN0eN3Fi.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x43273f553e1c0ca176e23b6ddf50b87b97c7de6ea74cd01554509e12b4c2103d","isrc":"GBAYC1801083","name":"Barrios Mangoré: La catedral: I. Preludio saudade","registered_at":"2026-06-11T02:24:38Z","spotify_id":"0qJS6o566wXcshRN0eN3Fi","type":"track"}

Godowsky: Triakontameron, Vol. 3: No. 11, Alt Wien
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duration: PT2M16S
duration ms: 136920
explicit: false
by artist: Leopold Godowsky
by artist: Aurélien Pontier
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2300946
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb31f6a627c980c6893cf4408e6033db427fa81a0112294f79650d7fe5ca2384a
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
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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 0xb31f6a627c980c6893cf4408e6033db427fa81a0112294f79650d7fe5ca2384a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wSqSvaoVQ2ldPKRLQo98D.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/6wSqSvaoVQ2ldPKRLQo98D.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xb31f6a627c980c6893cf4408e6033db427fa81a0112294f79650d7fe5ca2384a","isrc":"GBAYC2300946","name":"Godowsky: Triakontameron, Vol. 3: No. 11, Alt Wien","registered_at":"2026-06-20T19:06:27Z","spotify_id":"6wSqSvaoVQ2ldPKRLQo98D","type":"track"}

Handel: Semele, HWV 58, Act 2: "Prepare, Then, Ye Immortal Choir" (Semele, Ino)
type: MusicRecording
duration: PT2M16S
duration ms: 136573
explicit: false
by artist: George Frideric Handel
by artist: Jupiter
by artist: Thomas Dunford
by artist: Iestyn Davies
by artist: Lea Desandre
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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isrc code: GBPFW2200086
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83912b207c7c2ebd444e45dfbcc0769fdf717f4842a8195af794a49a288e0c7c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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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 0x83912b207c7c2ebd444e45dfbcc0769fdf717f4842a8195af794a49a288e0c7c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7bFFMUXX3CMB0VrSuL44UN.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/7bFFMUXX3CMB0VrSuL44UN.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x83912b207c7c2ebd444e45dfbcc0769fdf717f4842a8195af794a49a288e0c7c","isrc":"GBPFW2200086","name":"Handel: Semele, HWV 58, Act 2: \"Prepare, Then, Ye Immortal Choir\" (Semele, Ino)","registered_at":"2026-06-20T19:02:57Z","spotify_id":"7bFFMUXX3CMB0VrSuL44UN","type":"track"}

Fauré: Dolly, Op. 56: I. Berceuse
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duration: PT2M20S
duration ms: 140173
explicit: false
by artist: Gabriel Fauré
by artist: Nicholas Angelich
by artist: Alexandre Tharaud
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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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 0x7892784254f4e8ae8d282afc5cecfa7794e4b23e98d66318ff3a3657eca0cf1b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Qqoy2ij8AgvaYOQZWHfGX.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/1Qqoy2ij8AgvaYOQZWHfGX.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x7892784254f4e8ae8d282afc5cecfa7794e4b23e98d66318ff3a3657eca0cf1b","isrc":"GBAYC2203391","name":"Fauré: Dolly, Op. 56: I. Berceuse","registered_at":"2026-06-11T06:04:38Z","spotify_id":"1Qqoy2ij8AgvaYOQZWHfGX","type":"track"}

Prokofiev: Suite No. 2 from Romeo and Juliet, Op. 64ter: VI. Dance of the Girls With Lillies
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duration: PT2M21S
duration ms: 141866
explicit: false
by artist: Sergei Prokofiev
by artist: Aziz Shokhakimov
by artist: Orchestre Philharmonique De Strasbourg
in album: Calm Classics - Soundscape of Serenity
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isrc code: GBPFW2400097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
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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
  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 0xbd8f71338b4675349630d4a9fc64db42475a665822fe79526e84ed4d2630e467. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4O96YiWpFVujs6MXjrVzjm.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/4O96YiWpFVujs6MXjrVzjm.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xbd8f71338b4675349630d4a9fc64db42475a665822fe79526e84ed4d2630e467","isrc":"GBPFW2400097","name":"Prokofiev: Suite No. 2 from Romeo and Juliet, Op. 64ter: VI. Dance of the Girls With Lillies","registered_at":"2026-06-21T17:53:55Z","spotify_id":"4O96YiWpFVujs6MXjrVzjm","type":"track"}

Saint-Saëns: Mélodies persanes, Op. 26: No. 1, La brise
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duration: PT2M22S
duration ms: 142893
explicit: false
by artist: Camille Saint-Saëns
by artist: Marie-Nicole Lemieux
by artist: Orchestre Philharmonique de Monte-Carlo
by artist: Kazuki Yamada
in album: Calm Classics - Soundscape of Serenity
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isrc code: GBAYC2301188
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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/956302
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/03QDc0MtpI9NUUHHVMAWRs
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 0xd1391ffead2bef063b9348c1b947b54d4157a5b13bcdb0bce7fb8f938d5a9d49. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/03QDc0MtpI9NUUHHVMAWRs.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/03QDc0MtpI9NUUHHVMAWRs.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xd1391ffead2bef063b9348c1b947b54d4157a5b13bcdb0bce7fb8f938d5a9d49","isrc":"GBAYC2301188","name":"Saint-Saëns: Mélodies persanes, Op. 26: No. 1, La brise","registered_at":"2026-06-21T17:46:17Z","spotify_id":"03QDc0MtpI9NUUHHVMAWRs","type":"track"}

Handel: Messiah, HWV 56, Pt. 1: Pifa. Larghetto e mezzo piano
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duration: PT2M31S
duration ms: 151920
explicit: false
by artist: George Frideric Handel
by artist: John Nelson
by artist: The English Concert
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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isrc code: GBPFW2300180
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
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
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/0j2ZH33RWh7iTWsyM58ekc
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 0x2817ec237907f64fff19eb64f827f12b257141f9d3b9e93883007e84ddc0e1af. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0j2ZH33RWh7iTWsyM58ekc.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/0j2ZH33RWh7iTWsyM58ekc.
  date published: 2026-07-02T03:30:09Z
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Boulanger, N: Soleils couchants
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duration ms: 155240
explicit: false
by artist: Nadia Boulanger
by artist: Maria Ioudenitch
by artist: Kenny Broberg
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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isrc code: GBAYC2202514
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
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3d08jiXyeAnGzGuxOdEWwc
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
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  date published: 2026-07-02T05:09:12Z
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Beffa: Olympia: III. Charles
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by artist: Félicien Brut
by artist: Pierre Dumoussaud
by artist: Orchestre National Bordeaux Aquitaine
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/track/2Awr8pXIUDPFq0rM9COGMJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Awr8pXIUDPFq0rM9COGMJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x36770f74b0b003843a90927b56a3982bafa26b8a73306e020fe341a05751ff68","isrc":"GBPFW2200139","name":"Beffa: Olympia: III. Charles","registered_at":"2026-06-22T19:15:55Z","spotify_id":"2Awr8pXIUDPFq0rM9COGMJ","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 0x36770f74b0b003843a90927b56a3982bafa26b8a73306e020fe341a05751ff68. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Awr8pXIUDPFq0rM9COGMJ.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/2Awr8pXIUDPFq0rM9COGMJ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x36770f74b0b003843a90927b56a3982bafa26b8a73306e020fe341a05751ff68","isrc":"GBPFW2200139","name":"Beffa: Olympia: III. Charles","registered_at":"2026-06-22T19:15:55Z","spotify_id":"2Awr8pXIUDPFq0rM9COGMJ","type":"track"}

Howard: Casino
type: MusicRecording
duration: PT2M41S
duration ms: 161306
explicit: false
by artist: Luke Howard
by artist: Shani Diluka
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2202378
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc55256c062db09bb3bdc194894f91a312975f6b278e05740533b1443370589d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2RLlTfLRpNfPtDh3m74JUV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RLlTfLRpNfPtDh3m74JUV
additional property: OTSTimestamp
  type: PropertyValue
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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 0xbc55256c062db09bb3bdc194894f91a312975f6b278e05740533b1443370589d. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2RLlTfLRpNfPtDh3m74JUV.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/2RLlTfLRpNfPtDh3m74JUV.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xbc55256c062db09bb3bdc194894f91a312975f6b278e05740533b1443370589d","isrc":"GBAYC2202378","name":"Howard: Casino","registered_at":"2026-06-22T21:39:00Z","spotify_id":"2RLlTfLRpNfPtDh3m74JUV","type":"track"}

La chanson d’Hélène
type: MusicRecording
duration: PT2M42S
duration ms: 162600
explicit: false
by artist: Philippe Sarde
by artist: Gautier Capuçon
by artist: Jérôme Ducros
in album: Calm Classics - Soundscape of Serenity
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additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbf9f5d00f10835869e02d48989d89e457dab2a0c77ded7e7dd24d35476745c3b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0UAdMwN6DSRe7FtclXkMkw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UAdMwN6DSRe7FtclXkMkw
additional property: OTSTimestamp
  type: PropertyValue
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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 0xbf9f5d00f10835869e02d48989d89e457dab2a0c77ded7e7dd24d35476745c3b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0UAdMwN6DSRe7FtclXkMkw.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/0UAdMwN6DSRe7FtclXkMkw.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xbf9f5d00f10835869e02d48989d89e457dab2a0c77ded7e7dd24d35476745c3b","isrc":"GBAYC2301417","name":"La chanson d’Hélène","registered_at":"2026-06-11T05:46:27Z","spotify_id":"0UAdMwN6DSRe7FtclXkMkw","type":"track"}

Rain
type: MusicRecording
duration: PT2M42S
duration ms: 162125
explicit: false
by artist: Aleksander Debicz
by artist: Konrad Gołda
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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isrc code: GBAYC2302334
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ecd0b18068790d18f280429ee6db6fe8798ec47c524eb5e228c1dabb922c8ae
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5N2w6IdBdyNzRi868NsmwN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5N2w6IdBdyNzRi868NsmwN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
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 0x8ecd0b18068790d18f280429ee6db6fe8798ec47c524eb5e228c1dabb922c8ae. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5N2w6IdBdyNzRi868NsmwN.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/5N2w6IdBdyNzRi868NsmwN.
  date published: 2026-07-02T03:55:08Z

Couperin, F: Second livre de pièces de clavecin, Sixième ordre: V. Les barricades mystérieuses
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duration: PT2M44S
duration ms: 164840
explicit: false
by artist: François Couperin
by artist: Martin James Bartlett
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2302251
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:07:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1e87c1a556f557a55489f960fecc6e289a46182cb271fa3df9dd2f3077a9756
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6LlcWLYqudsn2NebCBBk1x.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LlcWLYqudsn2NebCBBk1x
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc1e87c1a556f557a55489f960fecc6e289a46182cb271fa3df9dd2f3077a9756","isrc":"GBAYC2302251","name":"Couperin, F: Second livre de pièces de clavecin, Sixième ordre: V. Les barricades mystérieuses","registered_at":"2026-06-24T05:07:09Z","spotify_id":"6LlcWLYqudsn2NebCBBk1x","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 0xc1e87c1a556f557a55489f960fecc6e289a46182cb271fa3df9dd2f3077a9756. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6LlcWLYqudsn2NebCBBk1x.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/6LlcWLYqudsn2NebCBBk1x.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc1e87c1a556f557a55489f960fecc6e289a46182cb271fa3df9dd2f3077a9756","isrc":"GBAYC2302251","name":"Couperin, F: Second livre de pièces de clavecin, Sixième ordre: V. Les barricades mystérieuses","registered_at":"2026-06-24T05:07:09Z","spotify_id":"6LlcWLYqudsn2NebCBBk1x","type":"track"}

Handel: Messiah, HWV 56, Pt. 1: Accompagnato. "Comfort Ye, My People"
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duration: PT2M48S
duration ms: 168746
explicit: false
by artist: George Frideric Handel
by artist: John Nelson
by artist: The English Concert
by artist: Michael Spyres
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBPFW2300169
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:06:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44c372b79f1b922f400011bad72bb9f957bb3e27e7149930530e42bae2fc82ee
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/00EgkSnxdyhulPwq7D5wuC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/00EgkSnxdyhulPwq7D5wuC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x44c372b79f1b922f400011bad72bb9f957bb3e27e7149930530e42bae2fc82ee","isrc":"GBPFW2300169","name":"Handel: Messiah, HWV 56, Pt. 1: Accompagnato. \"Comfort Ye, My People\"","registered_at":"2026-06-24T05:06:14Z","spotify_id":"00EgkSnxdyhulPwq7D5wuC","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 0x44c372b79f1b922f400011bad72bb9f957bb3e27e7149930530e42bae2fc82ee. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/00EgkSnxdyhulPwq7D5wuC.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/00EgkSnxdyhulPwq7D5wuC.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x44c372b79f1b922f400011bad72bb9f957bb3e27e7149930530e42bae2fc82ee","isrc":"GBPFW2300169","name":"Handel: Messiah, HWV 56, Pt. 1: Accompagnato. \"Comfort Ye, My People\"","registered_at":"2026-06-24T05:06:14Z","spotify_id":"00EgkSnxdyhulPwq7D5wuC","type":"track"}

Handel: Esther, HWV 50b, Act 2: "Who Calls My Parting Soul from Death?" (Esther, Ahasuerus)
type: MusicRecording
duration: PT2M47S
duration ms: 167840
explicit: false
by artist: George Frideric Handel
by artist: Jupiter
by artist: Thomas Dunford
by artist: Iestyn Davies
by artist: Lea Desandre
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBPFW2200091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:08:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x85d6cdce63f11287055e8edbf75239f1c8d5e3d841ff3660874c9999d984ca3a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0RF4RcORJ6gSDswoyHnJzO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RF4RcORJ6gSDswoyHnJzO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x85d6cdce63f11287055e8edbf75239f1c8d5e3d841ff3660874c9999d984ca3a","isrc":"GBPFW2200091","name":"Handel: Esther, HWV 50b, Act 2: \"Who Calls My Parting Soul from Death?\" (Esther, Ahasuerus)","registered_at":"2026-06-24T05:08:09Z","spotify_id":"0RF4RcORJ6gSDswoyHnJzO","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 0x85d6cdce63f11287055e8edbf75239f1c8d5e3d841ff3660874c9999d984ca3a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0RF4RcORJ6gSDswoyHnJzO.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/0RF4RcORJ6gSDswoyHnJzO.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x85d6cdce63f11287055e8edbf75239f1c8d5e3d841ff3660874c9999d984ca3a","isrc":"GBPFW2200091","name":"Handel: Esther, HWV 50b, Act 2: \"Who Calls My Parting Soul from Death?\" (Esther, Ahasuerus)","registered_at":"2026-06-24T05:08:09Z","spotify_id":"0RF4RcORJ6gSDswoyHnJzO","type":"track"}

Barrios Mangoré: Villancico de Navidad
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duration: PT2M49S
duration ms: 169466
explicit: false
by artist: Agustín Barrios Mangoré
by artist: Thibaut García
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2301530
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:05:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78e7f45cdbc0f576eb8071a0b9eb6a2bb27273369e4660b23926b72ccb7fc380
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1VDgGEVUISS82JVDWF5SPb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1VDgGEVUISS82JVDWF5SPb
additional property: OTSTimestamp
  type: PropertyValue
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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
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  date published: 2026-07-02T11:34:59Z
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Lehár: Friederike: "Warum hast du mich wachgeküsst?" (Friederike)
type: MusicRecording
duration: PT2M50S
duration ms: 170401
explicit: false
by artist: Franz Lehár
by artist: Diana Damrau
by artist: Ernst Theis
by artist: Das Münchner Rundfunkorchester
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
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  value: https://artists.proofprofile.net/proofs/track/2AAaT4NYrHFGMBOfENt737.json
additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AAaT4NYrHFGMBOfENt737
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 0xff1963467d379e72049b53f9cd12bcce2042f568c3ddad46eb3f0eea5c549fd3. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2AAaT4NYrHFGMBOfENt737.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/2AAaT4NYrHFGMBOfENt737.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xff1963467d379e72049b53f9cd12bcce2042f568c3ddad46eb3f0eea5c549fd3","isrc":"GBAYC2302053","name":"Lehár: Friederike: \"Warum hast du mich wachgeküsst?\" (Friederike)","registered_at":"2026-06-25T07:04:50Z","spotify_id":"2AAaT4NYrHFGMBOfENt737","type":"track"}

Once Upon a Dream (From "Sleeping Beauty")
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duration: PT2M51S
duration ms: 171773
explicit: false
by artist: Sammy Fain
by artist: The King's Singers
by artist: John Paul Ekins
by artist: Lucienne Renaudin Vary
by artist: Plínio Fernandes
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
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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 0xcafcd141b35e14c623d24a6f4bbe185adc4cdf9a9fe071500be4547e18ca3979. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5E52TxNIRiNOIfL3kjF3Zk.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/5E52TxNIRiNOIfL3kjF3Zk.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xcafcd141b35e14c623d24a6f4bbe185adc4cdf9a9fe071500be4547e18ca3979","isrc":"GBAYC2202474","name":"Once Upon a Dream (From \"Sleeping Beauty\")","registered_at":"2026-06-25T07:05:38Z","spotify_id":"5E52TxNIRiNOIfL3kjF3Zk","type":"track"}

Ravel: Shéhérazade, M. 41: No. 2, La flûte enchantée
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duration: PT2M52S
duration ms: 172680
explicit: false
by artist: Maurice Ravel
by artist: Marie-Nicole Lemieux
by artist: Orchestre Philharmonique de Monte-Carlo
by artist: Kazuki Yamada
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2301186
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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
  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 0x8373086b03a06361eed7d510a3bb27cb826a362bba1abc0a234dd46d7af5fc53. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3HDW0joXszEQP2AterMBzH.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/3HDW0joXszEQP2AterMBzH.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x8373086b03a06361eed7d510a3bb27cb826a362bba1abc0a234dd46d7af5fc53","isrc":"GBAYC2301186","name":"Ravel: Shéhérazade, M. 41: No. 2, La flûte enchantée","registered_at":"2026-06-25T09:00:55Z","spotify_id":"3HDW0joXszEQP2AterMBzH","type":"track"}

Bernstein: West Side Story: Somewhere (Arr. Penaforte for Violin and Piano)
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duration: PT2M53S
duration ms: 173706
explicit: false
by artist: Leonard Bernstein
by artist: Augustin Hadelich
by artist: Orion Weiss
in album: Calm Classics - Soundscape of Serenity
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isrc code: GBAYC2400591
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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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
  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 0xe1a61eb1dacca4aa41f91ca3c20e1af0f6e3f180d7fbd2bbda211b74ed281d2b. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0fPjGKrZIz4xgZAXHujH3U.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/0fPjGKrZIz4xgZAXHujH3U.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xe1a61eb1dacca4aa41f91ca3c20e1af0f6e3f180d7fbd2bbda211b74ed281d2b","isrc":"GBAYC2400591","name":"Bernstein: West Side Story: Somewhere (Arr. Penaforte for Violin and Piano)","registered_at":"2026-06-22T23:56:44Z","spotify_id":"0fPjGKrZIz4xgZAXHujH3U","type":"track"}

Love Story
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duration: PT2M54S
duration ms: 174573
explicit: false
by artist: Francis Lai
by artist: Renaud Capuçon
by artist: Les Siècles
by artist: Duncan Ward
in album: Calm Classics - Soundscape of Serenity
  type: MusicAlbum
  date published: 2025-09-22
isrc code: GBAYC2301888
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
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/09LKkdfVXioooPHZXFRDGc
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 0xfc101938e5db3f662629e95d3e6b76a2ea808217f2d90968c159caa920ec952e. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/09LKkdfVXioooPHZXFRDGc.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/09LKkdfVXioooPHZXFRDGc.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xfc101938e5db3f662629e95d3e6b76a2ea808217f2d90968c159caa920ec952e","isrc":"GBAYC2301888","name":"Love Story","registered_at":"2026-06-22T00:38:50Z","spotify_id":"09LKkdfVXioooPHZXFRDGc","type":"track"}

Satie: 3 Gymnopédies: No. 1, Lent et douloureux
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duration: PT2M57S
duration ms: 177560
explicit: false
by artist: Erik Satie
by artist: Bertrand Chamayou
in album: Calm Classics - Soundscape of Serenity
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  date published: 2025-09-22
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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
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3V1cMMbgGZmzG6d2m40dLE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3V1cMMbgGZmzG6d2m40dLE
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
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  date published: 2026-07-02T03:55:08Z
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Schumann: 3 Romances for Violin and Piano, Op. 22: No. 1, Andante molto
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duration: PT3M2S
duration ms: 182200
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by artist: Clara Schumann
by artist: Maria Ioudenitch
by artist: Kenny Broberg
in album: Calm Classics - Soundscape of Serenity
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  date published: 2025-09-22
isrc code: GBAYC2202511
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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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/2WStaGv3meLdMzWJoRrBn0
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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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
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Orchid
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by artist: Michał Żak
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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 0x6fa88f530fcc7705531124000a97c6efadbe5171f4ae6ff5205e66be45d2f608. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Hc2WOgg77yzitR1nDY4Sm.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/2Hc2WOgg77yzitR1nDY4Sm.
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Glass: Glassworks: Opening
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explicit: false
by artist: Philip Glass
by artist: Shani Diluka
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additional property: OTSRecordURL
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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
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  date published: 2026-07-02T03:55:08Z
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Hahn: À Chloris
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by artist: Lea Desandre
by artist: Thomas Dunford
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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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Ravel: Sonatine, M. 40: II. Mouvement de menuet
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by artist: Maurice Ravel
by artist: Fazıl Say
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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
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Legrand: The Windmills of Your Mind (From "The Thomas Crown Affair")
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additional property: OTSVerificationAPI
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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
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  date published: 2026-07-02T16:51:38Z
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Liszt: 12 Lieder von Schubert, S. 558: No. 9, Ständchen (After Schubert’s D. 889)
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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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Satie: 6 Gnossiennes: No. 1, Lent
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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
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Le Panthéon - J’ai deux amours
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Schumann: 3 Romances, Op. 94: No. 1, Nicht schnell (Version for Flute and Piano)
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Lysenko: Rhapsody on Ukrainian Themes No. 2, Op. 18: I. Dumka (Version for Piano Solo)
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Debussy: Petite suite, CD 71, L. 65: I. En bateau
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Strauss, R: 5 Lieder, Op. 48: No. 4, Winterweihe
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Caccini: Le nuove musiche: No. 8, Amarilli, mia bella
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Ev’rybody Wants to Be a Cat (From "The Aristocats")
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Strauss II, J: Das Spitzentuch der Königin: "Wo die wilde Rose erblüht" (Königin, König, Irene)
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Lisboa
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Prelude in F Minor, Inb 12
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Vers la vie nouvelle
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Soir d'hiver
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Petit Canon, Inb 12
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3 Pieces for Cello & Piano: No. 1, Modéré
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3 Pieces for Cello & Piano: No. 1, Modéré
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C’était en juin...
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Médée, H. 491: Noires divinitez, que voulez-vous de moy? (Créon) - 1951 Version
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Mélodies: I. Soleils couchants
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by artist: Paul Verlaine
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Mélodies: II. Élégie
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Mélodies: III. Prière
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Mélodies: IV. Cantique
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Mélodies: V. Versailles
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Mélodies: VI. Chanson
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Mélodies: VII. Soir d'hiver
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Lux Aeterna
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16 Waltzes, Op. 39: No. 6 in C-Sharp Major (Version for Piano Duo) [1]
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16 Waltzes, Op. 39: No. 15 in A Major (Version for Piano Duo)
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16 Waltzes, Op. 39: No. 2 in E Major (Version for Piano Duo)
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16 Waltzes, Op. 39: No. 1 in B Major (Version for Piano Duo)
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