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type: MusicGroup
genre: chamber music
popularity: 9
followers: 80
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-16T07:53:13Z
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track: 6 Oboe Concertos "La Cetra" / Concerto No. 1 In D Major: 1. Allegro assai
  type: MusicRecording
  duration: PT1M50S
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  by artist: Alessandro Marcello
  by artist: Heinz Holliger
  by artist: Louise Pellerin
  by artist: Camerata Bern
  by artist: Thomas Füri
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    date published: 1981-01-01
  genre: classical-era
  genre: baroque
  genre: italian-baroque
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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
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x765737b7da49810d81255db2f26adf02813725040d335747522637d7088d5fba. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100491.
    date published: 2026-07-06T06:56:49Z
  audio: 6 Oboe Concertos "La Cetra" / Concerto No. 1 In D Major: 1. Allegro assai
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track: Concertone in C Major, K. 190: II. Andantino grazioso
track: 6 Oboe Concertos "La Cetra" / Concerto No. 1 In D Major: 2. Larghetto
track: 6 Oboe Concertos "La Cetra" / Concerto No. 4 In E Minor: 1. Moderato
track: 6 Oboe Concertos "La Cetra" / Concerto No. 5 In B Flat Major: 3. Presto, ma non molto
track: Concertone in C Major, K. 190: I. Allegro spiritoso

Concertone in C Major, K. 190: II. Andantino grazioso
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by artist: Louise Pellerin
by artist: Karen Turpie
by artist: Thomas Füri
by artist: Thomas Demenga
by artist: Camerata Bern
in album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
  type: MusicAlbum
  date published: 2018-01-05
genre: classical
genre: classical-era
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concertone in C Major, K. 190: II. Andantino grazioso
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6 Oboe Concertos "La Cetra" / Concerto No. 1 In D Major: 2. Larghetto
type: MusicRecording
duration: PT2M21S
duration ms: 141493
explicit: false
by artist: Alessandro Marcello
by artist: Heinz Holliger
by artist: Louise Pellerin
by artist: Camerata Bern
by artist: Thomas Füri
in album: Marcello: 6 Concerti "La Cetra"
  type: MusicAlbum
  date published: 1981-01-01
genre: classical-era
genre: baroque
genre: italian-baroque
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97d640050fba5afba3194018ca953a338b6459a2d4f6f0312d668b48cc9a5ec9. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100492.
  date published: 2026-07-30T22:27:30Z
audio: 6 Oboe Concertos "La Cetra" / Concerto No. 1 In D Major: 2. Larghetto
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isrc code: DEF058100492
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

6 Oboe Concertos "La Cetra" / Concerto No. 4 In E Minor: 1. Moderato
type: MusicRecording
duration: PT2M37S
duration ms: 157826
explicit: false
by artist: Alessandro Marcello
by artist: Heinz Holliger
by artist: Louise Pellerin
by artist: Camerata Bern
by artist: Thomas Füri
in album: Marcello: 6 Concerti "La Cetra"
  type: MusicAlbum
  date published: 1981-01-01
genre: classical-era
genre: baroque
genre: italian-baroque
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd05d3d13b18935f05c04d52056e02009546fdd0511ae4d33b9b67fd0454c2ae3. Chain 2 (Bitcoin): anchored in block 960105 (2026-07-29T12:35:17Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100521.
  date published: 2026-07-29T12:35:17Z
audio: 6 Oboe Concertos "La Cetra" / Concerto No. 4 In E Minor: 1. Moderato
  type: AudioObject
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  additional property: Acousticness
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

6 Oboe Concertos "La Cetra" / Concerto No. 5 In B Flat Major: 3. Presto, ma non molto
type: MusicRecording
duration: PT2M3S
duration ms: 123000
explicit: false
by artist: Alessandro Marcello
by artist: Heinz Holliger
by artist: Louise Pellerin
by artist: Camerata Bern
by artist: Thomas Füri
in album: Marcello: 6 Concerti "La Cetra"
  type: MusicAlbum
  date published: 1981-01-01
genre: classical-era
genre: baroque
genre: italian-baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: 6 Oboe Concertos "La Cetra" / Concerto No. 5 In B Flat Major: 3. Presto, ma non molto
  type: AudioObject
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  additional property: Danceability
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  additional property: Acousticness
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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

Concertone in C Major, K. 190: I. Allegro spiritoso
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duration: PT8M40S
duration ms: 520666
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Louise Pellerin
by artist: Karen Turpie
by artist: Thomas Füri
by artist: Thomas Demenga
by artist: Camerata Bern
in album: Mozart: Eine Kleine Nachtmusik, Concertone & Flute Quartet No. 1
  type: MusicAlbum
  date published: 2018-01-05
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
audio: Concertone in C Major, K. 190: I. Allegro spiritoso
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    type: PropertyValue
    value: 0.891
  additional property: Liveness
    type: PropertyValue
    value: 0.061
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.29
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.189
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: CH0041700770
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960441
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0041700770
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch