Gabriele Bagnati
type: MusicGroup
genre: classical piano
popularity: 43
followers: 1486
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ed14d31b11a41b92a7a309b608c7fc4686c09ecc5152c6a576f4f4bc030423c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7d709621-8689-4eae-a213-d04c90c8fd33.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/7d709621-8689-4eae-a213-d04c90c8fd33.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/7d709621-8689-4eae-a213-d04c90c8fd33
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6ed14d31b11a41b92a7a309b608c7fc4686c09ecc5152c6a576f4f4bc030423c","name":"Gabriele Bagnati","registered_at":"2026-06-12T02:46:51Z","symbol":"NIM0163508","token_address":"0xef0f34ee49469eba31b1b9a23565d5643abf10a9","type":"artist","uuid":"7d709621-8689-4eae-a213-d04c90c8fd33"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ed14d31b11a41b92a7a309b608c7fc4686c09ecc5152c6a576f4f4bc030423c. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7d709621-8689-4eae-a213-d04c90c8fd33.json and https://artists.proofprofile.net/proofs/artist/7d709621-8689-4eae-a213-d04c90c8fd33.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x6ed14d31b11a41b92a7a309b608c7fc4686c09ecc5152c6a576f4f4bc030423c","name":"Gabriele Bagnati","registered_at":"2026-06-12T02:46:51Z","symbol":"NIM0163508","token_address":"0xef0f34ee49469eba31b1b9a23565d5643abf10a9","type":"artist","uuid":"7d709621-8689-4eae-a213-d04c90c8fd33"}
album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
track: The Swan Piano Variation (From The Carnival of the Animals, R.125, Arr. for Piano by Svetoslav Karparov)
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140913
  explicit: false
  by artist: Camille Saint-Saëns
  by artist: Gabriele Bagnati
  in album: Essential Classical Pieces on Piano
    type: MusicAlbum
    date published: 2024-02-09
  genre: classical
  genre: late-romantic-era
  genre: french-romanticism
  isrc code: DEE862201065
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x750ee5d9bf2d9ea3e95cc2004458291bad72a44553cdc9575e14dae1d903edbc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960150
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960150
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201065
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T21:51:49Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x750ee5d9bf2d9ea3e95cc2004458291bad72a44553cdc9575e14dae1d903edbc. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201065 — a six-check JSON result.
    date published: 2026-07-29T21:51:49Z
  audio: The Swan Piano Variation (From The Carnival of the Animals, R.125, Arr. for Piano by Svetoslav Karparov)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 99.144
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.368
    additional property: Energy
      type: PropertyValue
      value: 0.034
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.994
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.95
    additional property: Liveness
      type: PropertyValue
      value: 0.143
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.101
    additional property: Loudness (dB)
      type: PropertyValue
      value: -29.525
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: The Moldau Piano Variation (From Ma Vlast, JB 1:112, Arr. for Piano by Svetoslav Karparov)
  type: MusicRecording
  duration: PT1M58S
  duration ms: 118742
  explicit: false
  by artist: Bedřich Smetana
  by artist: Gabriele Bagnati
  in album: Essential Classical Pieces on Piano
    type: MusicAlbum
    date published: 2024-02-09
  genre: classical
  genre: late-romantic-era
  genre: czech-classical
  genre: early-modern-classical
  isrc code: DEE862201068
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T01:44:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x989023c030bfb0f295d84e7728548ea918db8b473881ecd11469e18ffba8fde3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960193
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960193
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201068
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T02:05:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x989023c030bfb0f295d84e7728548ea918db8b473881ecd11469e18ffba8fde3. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201068 — a six-check JSON result.
    date published: 2026-07-30T02:05:19Z
  audio: The Moldau Piano Variation (From Ma Vlast, JB 1:112, Arr. for Piano by Svetoslav Karparov)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 128.975
    additional property: Musical Key
      type: PropertyValue
      value: 4
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.23
    additional property: Energy
      type: PropertyValue
      value: 0.211
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.991
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.941
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
    additional property: Key Name
    additional property: Mode Name
track: Air Piano Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano by Svetoslav Karparov)
track: Ode to Joy Piano Variation (From Symphony No. 9, Op. 125, Arr. for Piano by Svetoslav Karparov)
track: Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
track: Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
track: Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
track: The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
track: Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
track: Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
track: Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
track: Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
track: Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
track: Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
track: Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
track: Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
track: Eine Kleine Nachtmusik Variation (From Serenade No. 13, K. 525, Arr. for Piano by Svetoslav Karparov)
track: Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
track: Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
track: Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)

Liveness
type: PropertyValue
value: 0.135

Valence (Positivity)
type: PropertyValue
value: 0.18

Loudness (dB)
type: PropertyValue
value: -25.991

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Air Piano Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M31S
duration ms: 151923
explicit: false
by artist: Johann Sebastian Bach
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE862400066
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T05:59:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7714ce52b3007195fc96a48a5d2755e15c970da5820288a5085a90611384bf01
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957020
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957020
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862400066
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T09:18:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7714ce52b3007195fc96a48a5d2755e15c970da5820288a5085a90611384bf01. Chain 2 (Bitcoin): anchored in block 957020 (2026-07-07T09:18:01Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862400066 — a six-check JSON result.
  date published: 2026-07-07T09:18:01Z
audio: Air Piano Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.696
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.277
  additional property: Energy
    type: PropertyValue
    value: 0.051
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.906
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.166
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.096
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ode to Joy Piano Variation (From Symphony No. 9, Op. 125, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT1M55S
duration ms: 115560
explicit: false
by artist: Ludwig van Beethoven
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEE862201078
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:28:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1fed5f4955843c2f5322daebd824e3c445d109714a2aee140323a9ff2e46bd3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201078
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1fed5f4955843c2f5322daebd824e3c445d109714a2aee140323a9ff2e46bd3. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201078 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Ode to Joy Piano Variation (From Symphony No. 9, Op. 125, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.576
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.163
  additional property: Energy
    type: PropertyValue
    value: 0.083
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.928
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.261
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.654
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M6S
duration ms: 126520
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
isrc code: DEE862201046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:24:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0a2e357bf35708fd77e6feb6145f00e0e801a9bd8576b1b7ad6183eebd409e96
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960179
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960179
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201046
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:39:11Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a2e357bf35708fd77e6feb6145f00e0e801a9bd8576b1b7ad6183eebd409e96. Chain 2 (Bitcoin): anchored in block 960179 (2026-07-30T00:39:11Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201046 — a six-check JSON result.
  date published: 2026-07-30T00:39:11Z
audio: Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.831
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.218
  additional property: Energy
    type: PropertyValue
    value: 0.149
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.87
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.179
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.465
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT1M26S
duration ms: 86439
explicit: false
by artist: Johannes Brahms
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: german-romanticism
genre: classical-piano
genre: late-romantic-era
genre: chamber-music
genre: orchestral
isrc code: DEE862300116
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:01:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x52307808c3cf8f96198736d6ebe7dc8fa9ee3487271b5deaeb637bc150153cfd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300116
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52307808c3cf8f96198736d6ebe7dc8fa9ee3487271b5deaeb637bc150153cfd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300116 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.898
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.909
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.142
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.063
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
type: MusicRecording
duration: PT3M24S
duration ms: 204926
explicit: false
by artist: Ludwig van Beethoven
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEE862300345
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:14:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc3e809874327bfbe1a458098c7dc12b79d6a776d375c9bfc4d9edfc0563a911
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300345
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc3e809874327bfbe1a458098c7dc12b79d6a776d375c9bfc4d9edfc0563a911. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300345 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.197
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.309
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.166
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.732
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT1M40S
duration ms: 100120
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
isrc code: DEE862300361
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5902d57be188a542ca0f4292766dc82a3244e69d2a9e5bc3f6cb2c210811c550
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960212
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960212
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300361
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:43:45Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5902d57be188a542ca0f4292766dc82a3244e69d2a9e5bc3f6cb2c210811c550. Chain 2 (Bitcoin): anchored in block 960212 (2026-07-30T05:43:45Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300361 — a six-check JSON result.
  date published: 2026-07-30T05:43:45Z
audio: The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 151.106
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.183
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.912
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.798
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.892
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
type: MusicRecording
duration: PT2M20S
duration ms: 140200
explicit: false
by artist: Johann Sebastian Bach
by artist: Charles Gounod
by artist: Gabriele Bagnati
by artist: Esther Abrami
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE862300359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T04:11:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca042ad83f39e0a12c2c7fe769a98c5b3734f744111cfeb7632b8a664023f6f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300359
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca042ad83f39e0a12c2c7fe769a98c5b3734f744111cfeb7632b8a664023f6f7. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300359 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.377
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.24
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.129
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.255
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
type: MusicRecording
duration: PT2M18S
duration ms: 138040
explicit: false
by artist: Johann Pachelbel
by artist: Gabriele Bagnati
by artist: Esther Abrami
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
isrc code: DEE862300365
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T17:17:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x245dd7ad71268554e548c6fadb817f69942bb40b0bb9f3b473a36eb41a67ed44
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300365
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x245dd7ad71268554e548c6fadb817f69942bb40b0bb9f3b473a36eb41a67ed44. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300365 — a six-check JSON result.
  date published: 2026-07-07T16:07:00Z
audio: Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.897
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.075
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.243
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.94
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M0S
duration ms: 120218
explicit: false
by artist: George Frideric Handel
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
genre: choral
isrc code: DEE862300343
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x005eeb53bf8112d5d349a2b6d6ce225a6addcf3a38a50d338e81fdff4da55ecf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300343
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005eeb53bf8112d5d349a2b6d6ce225a6addcf3a38a50d338e81fdff4da55ecf. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300343 — a six-check JSON result.
  date published: 2026-07-30T14:36:16Z
audio: Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.125
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.446
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.959
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.484
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.19
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
type: MusicRecording
duration: PT2M57S
duration ms: 177770
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Gabriele Bagnati
by artist: Raphaela Gromes
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE862300353
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:10:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2bf047921ded6bab95503849d245492cb785ed85eb19e174e0e2301f02d3785c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300353
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bf047921ded6bab95503849d245492cb785ed85eb19e174e0e2301f02d3785c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300353 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.834
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.86
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.291
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M7S
duration ms: 127190
explicit: false
by artist: Edvard Grieg
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: DEE862201062
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:49:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ff898e440669ef1bb81899d64ebeadeaaab18368e4227dac18b25e1a8d7fbde
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201062
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff898e440669ef1bb81899d64ebeadeaaab18368e4227dac18b25e1a8d7fbde. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201062 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.372
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.282
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.874
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.873
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M11S
duration ms: 131360
explicit: false
by artist: Felix Mendelssohn
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: early-romantic-era
genre: german-romanticism
genre: classical-piano
genre: choral
genre: chamber-music
isrc code: DEE862300340
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T22:19:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x39e14f9977bd64e75ad137a58131c524f3ae4709cef132a22e1587cf3219dba5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300340
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39e14f9977bd64e75ad137a58131c524f3ae4709cef132a22e1587cf3219dba5. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300340 — a six-check JSON result.
  date published: 2026-07-31T00:26:26Z
audio: Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.884
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.432
  additional property: Energy
    type: PropertyValue
    value: 0.146
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.855
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.181
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.713
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT3M12S
duration ms: 192080
explicit: false
by artist: Tomaso Albinoni
by artist: Remo Giazotto
by artist: Gabriele Bagnati
by artist: Esther Abrami
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
isrc code: DEE862201001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:11:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67380a3da4f48428df75baa0fb5df8b7e6b479ce188e96724d36e51ab2396edb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67380a3da4f48428df75baa0fb5df8b7e6b479ce188e96724d36e51ab2396edb. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201001 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.858
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.217
  additional property: Energy
    type: PropertyValue
    value: 0.123
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.037
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.084
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.004
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M41S
duration ms: 161400
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE862300332
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T17:51:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c95458d16e905bae4d2120814c96b85657993043c77f78a57b0be0c29eec880
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300332
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c95458d16e905bae4d2120814c96b85657993043c77f78a57b0be0c29eec880. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300332 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.588
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.178
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.899
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.147
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.616
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Eine Kleine Nachtmusik Variation (From Serenade No. 13, K. 525, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT1M48S
duration ms: 108240
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: DEE862300118
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T06:28:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x724dc410774e03ff1889462f3f862ac74f5345629b9f106bbd3550a2e338515a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300118
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x724dc410774e03ff1889462f3f862ac74f5345629b9f106bbd3550a2e338515a. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300118 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Eine Kleine Nachtmusik Variation (From Serenade No. 13, K. 525, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 156.664
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.326
  additional property: Energy
    type: PropertyValue
    value: 0.142
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.908
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.622
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.676
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT1M30S
duration ms: 90800
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
isrc code: DEE862201075
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:00:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf19a63baf60737e5c96d2b8dd7c24f835edfd64c7b26639aca793eea893f1c5c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201075
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf19a63baf60737e5c96d2b8dd7c24f835edfd64c7b26639aca793eea893f1c5c. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201075 — a six-check JSON result.
  date published: 2026-07-30T12:45:34Z
audio: Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.614
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
    type: PropertyValue
    value: 0.28
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.923
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.742
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.186
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
type: MusicRecording
duration: PT2M39S
duration ms: 159378
explicit: false
by artist: Johann Sebastian Bach
by artist: Gabriele Bagnati
by artist: Raphaela Gromes
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE862201072
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T00:29:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e2ee327382ac88d802ffa1a78f0cc2b9dcd49683ff6068306442c94bf0afacd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201072
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e2ee327382ac88d802ffa1a78f0cc2b9dcd49683ff6068306442c94bf0afacd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201072 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.162
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.057
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.919
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.176
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.728
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)
type: MusicRecording
duration: PT2M40S
duration ms: 160920
explicit: false
by artist: Ludwig van Beethoven
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: DEE862300349
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T02:58:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc58a0dca5a4ab35273e22132ef5fb5a27e7b59837622627113da86d5368f7d5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300349
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc58a0dca5a4ab35273e22132ef5fb5a27e7b59837622627113da86d5368f7d5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300349 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 171.36
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.139
  additional property: Energy
    type: PropertyValue
    value: 0.151
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.898
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.206
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.302
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major