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type: MusicGroup
popularity: 13
followers: 100
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe89044b00964b0134fdeb85b1cedfbb39ead6f3e9271b7a58294fc4798c141b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953808
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953808
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4db5051-79f0-411a-8d02-a279541be906.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f4db5051-79f0-411a-8d02-a279541be906.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f4db5051-79f0-411a-8d02-a279541be906
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T16:45:15Z
additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin 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 0xe89044b00964b0134fdeb85b1cedfbb39ead6f3e9271b7a58294fc4798c141b3. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f4db5051-79f0-411a-8d02-a279541be906.json and https://artists.proofprofile.net/proofs/artist/f4db5051-79f0-411a-8d02-a279541be906.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-15T16:45:15Z
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track: Concerto No.4, en mi mineur, Op. 17: Allegro
  type: MusicRecording
  duration: PT2M12S
  duration ms: 132045
  explicit: false
  by artist: Jacques Aubert
  by artist: Les Cyclopes
  by artist: Thierry Maeder
  by artist: Bibianne Lapointe
  by artist: Florian Deuter
  by artist: Monica Waisman
  by artist: Helena Zemanova
  by artist: Olivia Centurioni
  by artist: Petr Skalka
  by artist: David Sinclair
  in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
    type: MusicAlbum
    date published: 2003
  popularity: 2
  genre: french-baroque
  isrc code: FRZ170300510
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T02:54:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbd75d6b7d0f9872e401452f9c30f2cd2dc19a95329a74113090c53aae3a09740
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    value: 960340
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960340
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300510
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T03:15:04Z
  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 0xbd75d6b7d0f9872e401452f9c30f2cd2dc19a95329a74113090c53aae3a09740. Chain 2 (Bitcoin): anchored in block 960340 (2026-07-31T03:15:04Z), 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/FRZ170300510 — a six-check JSON result.
    date published: 2026-07-31T03:15:04Z
  audio: Concerto No.4, en mi mineur, Op. 17: Allegro
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
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      value: Eb
    additional property: Mode Name
      type: PropertyValue
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track: Concerto No.4, en mi mineur, Op. 17: Aria, gracioso
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212200
  explicit: false
  by artist: Jacques Aubert
  by artist: Les Cyclopes
  by artist: Thierry Maeder
  by artist: Bibianne Lapointe
  by artist: Florian Deuter
  by artist: Monica Waisman
  by artist: Helena Zemanova
  by artist: Olivia Centurioni
  by artist: Petr Skalka
  by artist: David Sinclair
  in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
    type: MusicAlbum
    date published: 2003
  popularity: 2
  genre: french-baroque
  isrc code: FRZ170300520
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T13:26:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xca0114ad986732508ab2b937e3dbed014f296dd8c44a27bc598aca797cf96268
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960410
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300520
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T13:50:38Z
  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 0xca0114ad986732508ab2b937e3dbed014f296dd8c44a27bc598aca797cf96268. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/FRZ170300520 — a six-check JSON result.
    date published: 2026-07-31T13:50:38Z
  audio: Concerto No.4, en mi mineur, Op. 17: Aria, gracioso
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 100.226
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
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track: Concerto No.4 en mi mineur, Op. 17: Allegro 2
track: Concerto No.4, en mi mineur, Op. 26: Largo
track: Concerto No.4, en mi mineur, Op. 26: Allegro
track: Concerto No.4, en mi mineur, Op. 26: Aria, largo e gracioso
track: Concerto No.4, en mi mineur, Op. 26: Carillon
track: Concerto No.1, en ré majeur, Op. 17: Minuetto, allegro
track: Concerto No.6, en sol mineur, Op. 17: Allegro
track: Concerto No.1, en ré majeur, Op. 17: Allegro
track: Concerto No.1, en ré majeur, Op. 17: Gavotte, gracioso
track: Concerto No.3, en ré majeur, Op. 26: Ciaconna
track: Concerto No.2, en fa majeur, Op. 26: Andante
track: Concerto No.2 en fa majeur, Op. 26: Gavotte, gracioso
track: Concerto No.2, en fa majeur, Op. 26: Allegro
track: Concerto No.6, en sol mineur, Op. 17: Aria, gracioso
track: Concerto No.5, en fa majeur, Op. 17: Allegro
track: Concerto No.5, en fa majeur, Op. 17: Gavotte, gracioso

Energy
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value: 0.062

Speechiness
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value: 0.046

Acousticness
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Instrumentalness
type: PropertyValue
value: 0.002

Liveness
type: PropertyValue
value: 0.242

Valence (Positivity)
type: PropertyValue
value: 0.405

Loudness (dB)
type: PropertyValue
value: -23.719

Key Name
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value: Eb

Mode Name
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value: Major

Concerto No.4 en mi mineur, Op. 17: Allegro 2
type: MusicRecording
duration: PT3M29S
duration ms: 209200
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300530
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:28:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c13d1b0d34f3e9918e1bdd265dfb0ea37e0324f6d79cc81e3d895ffc1242bfb
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/FRZ170300530
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 0x3c13d1b0d34f3e9918e1bdd265dfb0ea37e0324f6d79cc81e3d895ffc1242bfb. 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/FRZ170300530 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Concerto No.4 en mi mineur, Op. 17: Allegro 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 144.404
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.799
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.145
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.576
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.284
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Concerto No.4, en mi mineur, Op. 26: Largo
type: MusicRecording
duration: PT2M21S
duration ms: 141173
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300540
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:43:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf917898c5bf97b7f5e566d1220187d2081aab505006a8f4fb068d0e2b2e03798
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/FRZ170300540
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 0xf917898c5bf97b7f5e566d1220187d2081aab505006a8f4fb068d0e2b2e03798. 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/FRZ170300540 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Concerto No.4, en mi mineur, Op. 26: Largo
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 116.854
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
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    type: PropertyValue
    value: 0.17
  additional property: Liveness
    type: PropertyValue
    value: 0.112
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.098
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.369
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Concerto No.4, en mi mineur, Op. 26: Allegro
type: MusicRecording
duration: PT2M35S
duration ms: 155160
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300550
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T13:23:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc16fe7e1cf6cfc2e9243de36ba25792f463c0e53000a99531b907e47f43a097
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960410
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960410
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300550
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:50:38Z
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 0xdc16fe7e1cf6cfc2e9243de36ba25792f463c0e53000a99531b907e47f43a097. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/FRZ170300550 — a six-check JSON result.
  date published: 2026-07-31T13:50:38Z
audio: Concerto No.4, en mi mineur, Op. 26: Allegro
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Concerto No.4, en mi mineur, Op. 26: Aria, largo e gracioso
type: MusicRecording
duration: PT2M33S
duration ms: 153573
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300560
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: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300560
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a26696019bff48fbeef75a03e7d1b5b3e941b928963c4c99044dd65db8a7b3. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300560 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Concerto No.4, en mi mineur, Op. 26: Aria, largo e gracioso
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Concerto No.4, en mi mineur, Op. 26: Carillon
type: MusicRecording
duration: PT3M47S
duration ms: 227493
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x0635868703f6f85f085e49aa9a2699833eeeeb7860613795c751145c9fa7c36f
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960500
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300570
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:13:03Z
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0635868703f6f85f085e49aa9a2699833eeeeb7860613795c751145c9fa7c36f. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/FRZ170300570 — a six-check JSON result.
  date published: 2026-08-01T03:13:03Z
audio: Concerto No.4, en mi mineur, Op. 26: Carillon
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  additional property: Valence (Positivity)
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Concerto No.1, en ré majeur, Op. 17: Minuetto, allegro
type: MusicRecording
duration: PT2M56S
duration ms: 176733
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300600
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300600
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc854649ec4996f8fa89abc0a29f21f0d967052bf32293e73be18b0d322d1ad25. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/FRZ170300600 — a six-check JSON result.
  date published: 2026-07-31T19:53:13Z
audio: Concerto No.1, en ré majeur, Op. 17: Minuetto, allegro
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Concerto No.6, en sol mineur, Op. 17: Allegro
type: MusicRecording
duration: PT2M29S
duration ms: 149240
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 2
genre: french-baroque
isrc code: FRZ170300660
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T20:53:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2412fdcfecfc4061cadfcfecd043f051b7a300843075306796a46a0e2224cb0e
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300660
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0x2412fdcfecfc4061cadfcfecd043f051b7a300843075306796a46a0e2224cb0e. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300660 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Concerto No.6, en sol mineur, Op. 17: Allegro
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Concerto No.1, en ré majeur, Op. 17: Allegro
type: MusicRecording
duration: PT3M16S
duration ms: 196173
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300580
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T13:14:52+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x8cebf2da835b66636abe1dc99f436e62c3479b03e9f4e7922efb5fdfe5adf346
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960410
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960410
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300580
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:50:38Z
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 0x8cebf2da835b66636abe1dc99f436e62c3479b03e9f4e7922efb5fdfe5adf346. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/FRZ170300580 — a six-check JSON result.
  date published: 2026-07-31T13:50:38Z
audio: Concerto No.1, en ré majeur, Op. 17: Allegro
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Concerto No.1, en ré majeur, Op. 17: Gavotte, gracioso
type: MusicRecording
duration: PT1M44S
duration ms: 104066
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300590
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T03:22:29+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960344
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960344
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300590
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T04:14:58Z
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 0xe019fea39bafe2a58fa4a84f58177c172030becf93126fd2af438c073a3e28d1. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300590 — a six-check JSON result.
  date published: 2026-07-31T04:14:58Z
audio: Concerto No.1, en ré majeur, Op. 17: Gavotte, gracioso
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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Concerto No.3, en ré majeur, Op. 26: Ciaconna
type: MusicRecording
duration: PT5M45S
duration ms: 345826
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T14:43:23+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x72410bd24e459a9af16acaaaab6ea2be99e3ed5d5a7aeec823c9f804fb3df1b3
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300610
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72410bd24e459a9af16acaaaab6ea2be99e3ed5d5a7aeec823c9f804fb3df1b3. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/FRZ170300610 — a six-check JSON result.
  date published: 2026-07-31T15:20:15Z
audio: Concerto No.3, en ré majeur, Op. 26: Ciaconna
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 133.027
  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: 0.347
  additional property: Energy
    type: PropertyValue
    value: 0.143
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.798
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.157
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.291
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.756
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto No.2, en fa majeur, Op. 26: Andante
type: MusicRecording
duration: PT2M6S
duration ms: 126106
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300620
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:20:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2262d0b1d15c11862176d16cf80c09485f0eead08d58682733054faa2578231e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300620
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
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 0x2262d0b1d15c11862176d16cf80c09485f0eead08d58682733054faa2578231e. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/FRZ170300620 — a six-check JSON result.
  date published: 2026-07-31T18:48:12Z
audio: Concerto No.2, en fa majeur, Op. 26: Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.739
  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: 0.32
  additional property: Energy
    type: PropertyValue
    value: 0.08
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.796
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.29
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.208
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.175
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto No.2 en fa majeur, Op. 26: Gavotte, gracioso
type: MusicRecording
duration: PT1M57S
duration ms: 117666
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300640
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:53:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd0fb2dbd37ba54c96d225a83a665d4b93a14e5179a2cf52b1ab7be2212ca5a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300640
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0xdd0fb2dbd37ba54c96d225a83a665d4b93a14e5179a2cf52b1ab7be2212ca5a1. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300640 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Concerto No.2 en fa majeur, Op. 26: Gavotte, gracioso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.431
  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: 0.479
  additional property: Energy
    type: PropertyValue
    value: 0.022
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.949
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.355
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.418
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto No.2, en fa majeur, Op. 26: Allegro
type: MusicRecording
duration: PT2M6S
duration ms: 126693
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300650
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T22:11:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x04be0d5eedd29024c0df3115c0147f601004f2d2a1f4ff62c306f56090bb6319
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960473
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960473
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300650
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T22:27:44Z
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 0x04be0d5eedd29024c0df3115c0147f601004f2d2a1f4ff62c306f56090bb6319. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/FRZ170300650 — a six-check JSON result.
  date published: 2026-07-31T22:27:44Z
audio: Concerto No.2, en fa majeur, Op. 26: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.661
  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: 0.5
  additional property: Energy
    type: PropertyValue
    value: 0.174
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.857
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.399
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.557
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.849
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto No.6, en sol mineur, Op. 17: Aria, gracioso
type: MusicRecording
duration: PT2M37S
duration ms: 157360
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300670
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:16:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c681290b7f1ca7a374a526a53e8e39c1b84c80af457650348434ec842695812
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300670
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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 0x4c681290b7f1ca7a374a526a53e8e39c1b84c80af457650348434ec842695812. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/FRZ170300670 — a six-check JSON result.
  date published: 2026-07-08T03:53:27Z
audio: Concerto No.6, en sol mineur, Op. 17: Aria, gracioso
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.733
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.389
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.322
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.378
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.394
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto No.6, en sol mineur, Op. 17: Allegro
type: MusicRecording
duration: PT3M35S
duration ms: 215506
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300680
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:12:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1a02320e6db9a1a5cccc8f671f64c3274ca7e53f59baafd2b8b785838900d3a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960456
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960456
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300680
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:57Z
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 0xd1a02320e6db9a1a5cccc8f671f64c3274ca7e53f59baafd2b8b785838900d3a. Chain 2 (Bitcoin): anchored in block 960456 (2026-07-31T19:53:57Z), 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/FRZ170300680 — a six-check JSON result.
  date published: 2026-07-31T19:53:57Z
audio: Concerto No.6, en sol mineur, Op. 17: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 155.673
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.424
  additional property: Energy
    type: PropertyValue
    value: 0.204
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.844
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.205
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.306
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.194
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto No.5, en fa majeur, Op. 17: Allegro
type: MusicRecording
duration: PT3M35S
duration ms: 215093
explicit: false
by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
  type: MusicAlbum
  date published: 2003
popularity: 1
genre: french-baroque
isrc code: FRZ170300690
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:20:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f833603cacf111cf3d2fe6442337d54c5347362df21b656e9cc0dae2a96d28a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300690
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0x1f833603cacf111cf3d2fe6442337d54c5347362df21b656e9cc0dae2a96d28a. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ170300690 — a six-check JSON result.
  date published: 2026-07-08T03:22:41Z
audio: Concerto No.5, en fa majeur, Op. 17: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.169
  additional property: Musical Key
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Concerto No.5, en fa majeur, Op. 17: Gavotte, gracioso
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by artist: Jacques Aubert
by artist: Les Cyclopes
by artist: Thierry Maeder
by artist: Bibianne Lapointe
by artist: Florian Deuter
by artist: Monica Waisman
by artist: Helena Zemanova
by artist: Olivia Centurioni
by artist: Petr Skalka
by artist: David Sinclair
in album: Aubert : Concertos à quatre violons, Op. 17 & Op. 26
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