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genre: classical
genre: opera
description: Teodor Currentzis ( ; born 24 February 1972) is a Greek and Russian conductor, musician and actor. He is artistic director of the ensembles MusicAeterna and Utopia and was chief conductor of the SWR S
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  track: Don Giovanni, K. 527: Act I: Fin ch'han dal vino (No. 11, Aria: Don Giovanni)
  track: Don Giovanni, K. 527: Act I: Non sperar, se non m'uccidi (No. 1, Introduzione: Donna Anna, Don Giovanni, Leporello, Il Commendatore)
  track: Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
  track: Don Giovanni, K. 527: Act I: Ah...soccorso (No. 1, Introduzione: Il Commendatore, Don Giovanni, Leporello)
  track: Don Giovanni, K. 527: Act I: Leporello, ove sei? (Recitativo: Don Giovanni, Leporello)
  track: Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
  track: Don Giovanni, K. 527: Act I: Fuggi, crudele, fuggi! (Duetto: Donna Anna, Don Ottavio)
  track: Don Giovanni, K. 527: Act I: Su svegliatevi, da bravi (Don Giovanni, Servi)
  track: Don Giovanni, K. 527: Act I: Ah chi mi dice mai (No. 3, Aria: Donna Elvira, Don Giovanni, Leporello)
  track: Don Giovanni, K. 527: Act I: Bisogna aver coraggio (Donna Elvira, Don Ottavio, Donna Anna)
  track: Don Giovanni, K. 527: Act I: Signor, guardate un poco (Menuetto: Donna Elvira, Don Ottavio, Donna Anna, Leporello, Don Giovanni)
  track: Don Giovanni, K. 527: Act I: Madamina, il catalogo è questo (No. 4, Aria: Leporello)
  track: Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
  track: Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
  track: Don Giovanni, K. 527: Act I: Ho capito, signor sì (No. 6, Aria: Masetto)
  track: Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
  track: Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
  track: Don Giovanni, K. 527: Act II: Leporello. Signore. Vien qui (Recitativo: Don Giovanni, Leporello)
  track: Don Giovanni, K. 527: Act I: Fermati scellerato (Recitativo: Donna Elvira, Zerlina, Don Giovanni)
  track: Don Giovanni, K. 527: Act II: Deh vieni alla finestra (No. 16, Canzonetta: Don Giovanni)
  track: Don Giovanni, K. 527: Act I: Or sai chi l'onore (Aria: Donna Anna)
  track: Don Giovanni, K. 527: Act II: Metà di voi qua vadano (No. 17, Aria: Don Giovanni)
album: Mozart: Così fan tutte (Highlights)
album: Mozart: Così fan tutte
album: Mozart: Le nozze di Figaro (Highlights)
album: Mozart: Le nozze di Figaro, K. 492
album: Masters of Baroque
album: Les maîtres du Baroque
album: Feel Good Klassik, Vol. 3
album: Premium Klassik
album: At Home with Beethoven
album: Music Inspired by "On the Basis of Sex" - A Night at the Opera with Ruth Bader Ginsburg
album: The Wedding Album
album: Beethoven: Symphony No. 7 in A Major, Op. 92
album: Beethoven: Symphony No. 5 in C Minor, Op. 67
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album: Vyacheslav Artyomov: Gentle Emanation & Tristia II
album: Tchaikovsky: Violin Concerto, Op. 35, TH 59 - Stravinsky: Les noces
album: Stravinsky: Le Sacre du Printemps
album: Rameau - The Sound of Light

Symphony No. 6 in B Minor, Op. 74 "Pathétique": I. Adagio - Allegro non troppo
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  date published: 2026-06-13T15:41:10Z
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Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia
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  date published: 2026-06-13T17:25:41Z
audio: Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia
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Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale. Adagio lamentoso
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  date published: 2026-07-02T03:30:09Z
audio: Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale. Adagio lamentoso
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The Rite of Spring: Part One: Adoration of the Earth: Introduction
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by artist: Teodor Currentzis
by artist: musicAeterna
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Introduction
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The Rite of Spring: Part One: Adoration of the Earth: The Augurs of Spring - Dance of the Young Girls
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by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: The Rite of Spring: Part One: Adoration of the Earth: The Augurs of Spring - Dance of the Young Girls
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The Rite of Spring: Part One: Adoration of the Earth: Game of Abduction
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by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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: 2026-06-13T17:25:41Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Game of Abduction
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The Rite of Spring: Part One: Adoration of the Earth: Spring Rounds
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by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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: 2026-06-13T15:41:10Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Spring Rounds
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The Rite of Spring: Part One: Adoration of the Earth: Games of the Rival Tribes
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by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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: 2026-06-13T13:32:09Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Games of the Rival Tribes
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The Rite of Spring: Part One: Adoration of the Earth: Procession of the Sage
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by artist: Teodor Currentzis
by artist: musicAeterna
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Procession of the Sage
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    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Rite of Spring: Part One: Adoration of the Earth: Dance of the Earth
type: MusicRecording
duration: PT1M5S
duration ms: 65440
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504526
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:01:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x86fc31108079c76372f5250305e16c593235386e20f311bee47791a59ac6c346
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504526
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86fc31108079c76372f5250305e16c593235386e20f311bee47791a59ac6c346. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USSM11504526.
  date published: 2026-06-13T13:32:09Z
audio: The Rite of Spring: Part One: Adoration of the Earth: Dance of the Earth
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.27
  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: 0.467
  additional property: Energy
    type: PropertyValue
    value: 0.488
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.816
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.931
  additional property: Liveness
    type: PropertyValue
    value: 0.073
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.091
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.174
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Rite of Spring: Part Two: The Sacrifice: Introduction
type: MusicRecording
duration: PT4M36S
duration ms: 276693
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504528
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:53:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc44172f1c43346c0dc225610d838b33c5957e9c6423801c1a1af4473bb7b710c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504528
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953536
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T17:25:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc44172f1c43346c0dc225610d838b33c5957e9c6423801c1a1af4473bb7b710c. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504528.
  date published: 2026-06-13T17:25:41Z
audio: The Rite of Spring: Part Two: The Sacrifice: Introduction
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.74
  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: 0.138
  additional property: Energy
    type: PropertyValue
    value: 0.002
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.851
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.143
  additional property: Liveness
    type: PropertyValue
    value: 0.163
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.033
  additional property: Loudness (dB)
    type: PropertyValue
    value: -40.393
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Rite of Spring: Part Two: The Sacrifice: Mystical Circles of the Young Girls
type: MusicRecording
duration: PT3M41S
duration ms: 221853
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504529
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:53:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2cfc2def258eb5ee67e2167d7eabbd00f1b99c07c8c69b505cfbeb37b35430f6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504529
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953536
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T17:25:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cfc2def258eb5ee67e2167d7eabbd00f1b99c07c8c69b505cfbeb37b35430f6. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504529.
  date published: 2026-06-13T17:25:41Z
audio: The Rite of Spring: Part Two: The Sacrifice: Mystical Circles of the Young Girls
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.08
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.167
  additional property: Energy
    type: PropertyValue
    value: 0.003
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.293
  additional property: Liveness
    type: PropertyValue
    value: 0.098
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -39.315
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Rite of Spring: Part Two: The Sacrifice: Glorification of the Chosen One
type: MusicRecording
duration: PT1M35S
duration ms: 95826
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504530
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:48:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe3c416b844024d8d9b39010e5d8d691f065c5c70d8111d483b85240eaa068b53
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504530
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3c416b844024d8d9b39010e5d8d691f065c5c70d8111d483b85240eaa068b53. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USSM11504530.
  date published: 2026-06-13T13:32:09Z
audio: The Rite of Spring: Part Two: The Sacrifice: Glorification of the Chosen One
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.177
  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: 0.486
  additional property: Energy
    type: PropertyValue
    value: 0.581
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.92
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.813
  additional property: Liveness
    type: PropertyValue
    value: 0.176
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.251
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.866
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Rite of Spring: Part Two: The Sacrifice: Evocation of the Ancestors
type: MusicRecording
duration: PT0M36S
duration ms: 36746
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504531
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:56:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x45b90bc4738f6609e0f4565410717279813f230ab60328005db9f51e4c4d2cce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504531
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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
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: 953528
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T15:41:10+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45b90bc4738f6609e0f4565410717279813f230ab60328005db9f51e4c4d2cce. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/USSM11504531.
  date published: 2026-06-13T15:41:10Z
audio: The Rite of Spring: Part Two: The Sacrifice: Evocation of the Ancestors
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.294
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.424
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.959
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.096
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.353
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

The Rite of Spring: Part Two: The Sacrifice: Ritual Action of the Ancestors
type: MusicRecording
duration: PT3M58S
duration ms: 238946
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504532
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:33:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf309dd9328f679aadcf6ecf80c826305e432da0ad6c8664ab17fc23da24c61f8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504532
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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
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: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf309dd9328f679aadcf6ecf80c826305e432da0ad6c8664ab17fc23da24c61f8. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USSM11504532.
  date published: 2026-06-13T13:32:09Z
audio: The Rite of Spring: Part Two: The Sacrifice: Ritual Action of the Ancestors
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.85
  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: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.006
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.89
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.781
  additional property: Liveness
    type: PropertyValue
    value: 0.185
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.039
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

The Rite of Spring: Part Two: The Sacrifice: Sacrificial Dance (The Chosen One)
type: MusicRecording
duration: PT4M35S
duration ms: 275179
explicit: false
by artist: Igor Stravinsky
by artist: Teodor Currentzis
by artist: musicAeterna
in album: Stravinsky: Le Sacre du Printemps
  type: MusicAlbum
  date published: 2015-10-09
isrc code: USSM11504533
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T07:00:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37ff5c221bd8def0c0b029f31af2ebcdd1f92a6e8d03895ea8ee38492846b23e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504533
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953536
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T17:25:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37ff5c221bd8def0c0b029f31af2ebcdd1f92a6e8d03895ea8ee38492846b23e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11504533.
  date published: 2026-06-13T17:25:41Z
audio: The Rite of Spring: Part Two: The Sacrifice: Sacrificial Dance (The Chosen One)
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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
    value: 5
  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: Instrumentalness
    type: PropertyValue
    value: 0.858
  additional property: Liveness
    type: PropertyValue
    value: 0.154
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.349
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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Les Indes galantes, RCT 44, Nouvelle entrée, Les sauvages, Scène VI: Rondeau - Duo et choeur "Forêts paisibles"
type: MusicRecording
duration: PT3M40S
duration ms: 220960
explicit: false
by artist: Jean-Philippe Rameau
by artist: Teodor Currentzis
in album: Rameau - The Sound of Light
  type: MusicAlbum
  date published: 2014-10-17
popularity: 30
isrc code: USSM11404280
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:40:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x282b2b8616104cb9a92b28e523af8370d5c38dea7bcefa2f1223a59ed6e50483
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11404280
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
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: 953536
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T17:25:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282b2b8616104cb9a92b28e523af8370d5c38dea7bcefa2f1223a59ed6e50483. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11404280.
  date published: 2026-06-13T17:25:41Z
audio: Les Indes galantes, RCT 44, Nouvelle entrée, Les sauvages, Scène VI: Rondeau - Duo et choeur "Forêts paisibles"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.858
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.884
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.477

Valence (Positivity)
type: PropertyValue
value: 0.688

Loudness (dB)
type: PropertyValue
value: -24.366

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Don Giovanni, K. 527: Act I: Fin ch'han dal vino (No. 11, Aria: Don Giovanni)
type: MusicRecording
duration: PT1M18S
duration ms: 78280
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T01:15:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd62487bf6922b05727ee74d17a522b601ec11cf2ef13659bdaeaf0729b477126
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604419
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd62487bf6922b05727ee74d17a522b601ec11cf2ef13659bdaeaf0729b477126. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604419.
  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527: Act I: Fin ch'han dal vino (No. 11, Aria: Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.081
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.566
  additional property: Energy
    type: PropertyValue
    value: 0.421
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.204
  additional property: Liveness
    type: PropertyValue
    value: 0.182
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.883
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.25
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Non sperar, se non m'uccidi (No. 1, Introduzione: Donna Anna, Don Giovanni, Leporello, Il Commendatore)
type: MusicRecording
duration: PT1M59S
duration ms: 119746
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Mika Kares
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604394
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:14:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc44151cc78683dbcbc994366971e70540e4241b7f4f842180e3281a15cf78bfe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604394
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc44151cc78683dbcbc994366971e70540e4241b7f4f842180e3281a15cf78bfe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM11604394.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527: Act I: Non sperar, se non m'uccidi (No. 1, Introduzione: Donna Anna, Don Giovanni, Leporello, Il Commendatore)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.285
  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: 0.468
  additional property: Energy
    type: PropertyValue
    value: 0.33
  additional property: Speechiness
    type: PropertyValue
    value: 0.151
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.166
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.506
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.538
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
type: MusicRecording
duration: PT1M10S
duration ms: 70506
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:43:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x563ceafbe33d4ef51fd351367507c251772c0968c09a88485bf54acc5ddb93b4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604420
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x563ceafbe33d4ef51fd351367507c251772c0968c09a88485bf54acc5ddb93b4. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/USSM11604420.
  date published: 2026-07-07T18:39:05Z
audio: Don Giovanni, K. 527: Act I: Masetto: senti un po' (Recitativo: Zerlina, Masetto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.922
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.593
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.404
  additional property: Acousticness
    type: PropertyValue
    value: 0.924
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.087
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.129
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.468
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Ah...soccorso (No. 1, Introduzione: Il Commendatore, Don Giovanni, Leporello)
type: MusicRecording
duration: PT1M28S
duration ms: 88693
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
by artist: Mika Kares
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604395
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:45:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa1bd6d8c003ef852aad36da233d52dd2610c59c45007609ec7b7d6bbda1fef8e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604395
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1bd6d8c003ef852aad36da233d52dd2610c59c45007609ec7b7d6bbda1fef8e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM11604395.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527: Act I: Ah...soccorso (No. 1, Introduzione: Il Commendatore, Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.784
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.209
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.922
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.058
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Don Giovanni, K. 527: Act I: Leporello, ove sei? (Recitativo: Don Giovanni, Leporello)
type: MusicRecording
duration: PT0M40S
duration ms: 40693
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604396
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:21:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x726c421188b0ea8e1c20b99553b115b3c04a7d2c82627aa9c8b166103f12f44f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604396
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x726c421188b0ea8e1c20b99553b115b3c04a7d2c82627aa9c8b166103f12f44f. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604396.
  date published: 2026-07-02T11:38:34Z
audio: Don Giovanni, K. 527: Act I: Leporello, ove sei? (Recitativo: Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.998
  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: 0.487
  additional property: Energy
    type: PropertyValue
    value: 0.039
  additional property: Speechiness
    type: PropertyValue
    value: 0.398
  additional property: Acousticness
    type: PropertyValue
    value: 0.778
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.235
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.238
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
type: MusicRecording
duration: PT0M50S
duration ms: 50853
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Guido Loconsolo
by artist: Christina Gansch
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604423
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:59:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x02f6bde8d3162e2773514353b65411ab860a1f6890441abc74be9e52d845cb30
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604423
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02f6bde8d3162e2773514353b65411ab860a1f6890441abc74be9e52d845cb30. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/USSM11604423.
  date published: 2026-07-07T18:39:05Z
audio: Don Giovanni, K. 527: Act I: Presto presto pria ch'ei venga (No.13 Finale, Allegro assai: Masetto, Zerlina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.571
  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: 0.689
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.109
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.239
  additional property: Liveness
    type: PropertyValue
    value: 0.628
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.726
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.997
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Fuggi, crudele, fuggi! (Duetto: Donna Anna, Don Ottavio)
type: MusicRecording
duration: PT3M27S
duration ms: 207960
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Myrtò Papatanasiu
by artist: Kenneth Tarver
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604398
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:28:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x012cf05530f139c1e3242f0cb631b79b597a2f779e66e9664b6c988c2509fe70
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604398
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x012cf05530f139c1e3242f0cb631b79b597a2f779e66e9664b6c988c2509fe70. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604398.
  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527: Act I: Fuggi, crudele, fuggi! (Duetto: Donna Anna, Don Ottavio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.63
  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: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.158
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.566
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Don Giovanni, K. 527: Act I: Su svegliatevi, da bravi (Don Giovanni, Servi)
type: MusicRecording
duration: PT0M41S
duration ms: 41973
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604424
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:57:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf3197be29b58a269c49d15825d23675ae087c5ffae453b8d61dd02a7459d922a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957075
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957075
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604424
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:50:38Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3197be29b58a269c49d15825d23675ae087c5ffae453b8d61dd02a7459d922a. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604424.
  date published: 2026-07-07T18:50:38Z
audio: Don Giovanni, K. 527: Act I: Su svegliatevi, da bravi (Don Giovanni, Servi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.543
  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: 0.624
  additional property: Energy
    type: PropertyValue
    value: 0.416
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.837
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.02
  additional property: Liveness
    type: PropertyValue
    value: 0.214
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.849
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.466
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Ah chi mi dice mai (No. 3, Aria: Donna Elvira, Don Giovanni, Leporello)
type: MusicRecording
duration: PT3M31S
duration ms: 211546
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
by artist: Karina Gauvin
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604400
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:17:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x934ff7781e1e03292819e1d56ffba686545020fbce5a82636ffbc1069d9736c7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604400
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x934ff7781e1e03292819e1d56ffba686545020fbce5a82636ffbc1069d9736c7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM11604400.
  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527: Act I: Ah chi mi dice mai (No. 3, Aria: Donna Elvira, Don Giovanni, Leporello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.553
  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: 0.461
  additional property: Energy
    type: PropertyValue
    value: 0.1
  additional property: Speechiness
    type: PropertyValue
    value: 0.1
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.229
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.553
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Bisogna aver coraggio (Donna Elvira, Don Ottavio, Donna Anna)
type: MusicRecording
duration: PT0M55S
duration ms: 55266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Myrtò Papatanasiu
by artist: Karina Gauvin
by artist: Kenneth Tarver
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604426
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:12:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6dcb40cbb0a423ceea3c1403d6d1ebafa8669ad78de7c8dbc96cc2d623f6cce0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604426
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T17:22:32Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dcb40cbb0a423ceea3c1403d6d1ebafa8669ad78de7c8dbc96cc2d623f6cce0. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-21T17:22:32Z), 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/USSM11604426.
  date published: 2026-07-21T17:22:32Z
audio: Don Giovanni, K. 527: Act I: Bisogna aver coraggio (Donna Elvira, Don Ottavio, Donna Anna)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.49
  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: 0.505
  additional property: Energy
    type: PropertyValue
    value: 0.095
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.286
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.863
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Signor, guardate un poco (Menuetto: Donna Elvira, Don Ottavio, Donna Anna, Leporello, Don Giovanni)
type: MusicRecording
duration: PT1M1S
duration ms: 61880
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Karina Gauvin
by artist: Kenneth Tarver
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:13:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1161f17be52690e6843f9b5a39ce07df9a54b29e7abe6d5bb77b1b82d16eb48b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957046
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957046
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604427
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1161f17be52690e6843f9b5a39ce07df9a54b29e7abe6d5bb77b1b82d16eb48b. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604427.
  date published: 2026-07-07T14:04:01Z
audio: Don Giovanni, K. 527: Act I: Signor, guardate un poco (Menuetto: Donna Elvira, Don Ottavio, Donna Anna, Leporello, Don Giovanni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.712
  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: 0.629
  additional property: Energy
    type: PropertyValue
    value: 0.07
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.335
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.552
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.817
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Don Giovanni, K. 527: Act I: Madamina, il catalogo è questo (No. 4, Aria: Leporello)
type: MusicRecording
duration: PT5M24S
duration ms: 324373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Vito Priante
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T11:10:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x77f954ab6536d88ddbc74d686536a87bff7020c243d560403427d390bccd80ae
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604402
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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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  date published: 2026-07-02T03:30:09Z
audio: Don Giovanni, K. 527: Act I: Madamina, il catalogo è questo (No. 4, Aria: Leporello)
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Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
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by artist: Teodor Currentzis
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by artist: Guido Loconsolo
by artist: Christina Gansch
by artist: MusicAeterna Choir
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Don Giovanni, K. 527: Act I: Giovinette che fate all'amore (No. 5, Coro: Zerlina, Masetto, Coro di contadini)
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Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
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by artist: Wolfgang Amadeus Mozart
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by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Vito Priante
by artist: Guido Loconsolo
by artist: Christina Gansch
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Don Giovanni, K. 527: Act I: Manco male è partita (Recitativo: Don Giovanni, Leporello, Zerlina, Masetto)
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Don Giovanni, K. 527: Act I: Ho capito, signor sì (No. 6, Aria: Masetto)
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duration: PT1M25S
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Guido Loconsolo
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genre: classical
genre: classical-era
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Don Giovanni, K. 527: Act I: Ho capito, signor sì (No. 6, Aria: Masetto)
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Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Myrtò Papatanasiu
by artist: Vito Priante
by artist: Karina Gauvin
by artist: Kenneth Tarver
by artist: Guido Loconsolo
by artist: Christina Gansch
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genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Don Giovanni, K. 527: Act I: Trema, trema, o scellerato! (Allegro: Don Giovanni, Leporello, Don Ottavio, Donna Anna, Donna Elvira)
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Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
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by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Christina Gansch
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genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Don Giovanni, K. 527: Act I: Là ci darem la mano (No. 7, Duettino: Don Giovanni, Zerlina)
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Don Giovanni, K. 527: Act II: Leporello. Signore. Vien qui (Recitativo: Don Giovanni, Leporello)
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duration: PT2M32S
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by artist: Dimitris Tiliakos
by artist: Vito Priante
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Don Giovanni, K. 527: Act II: Leporello. Signore. Vien qui (Recitativo: Don Giovanni, Leporello)
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Don Giovanni, K. 527: Act I: Fermati scellerato (Recitativo: Donna Elvira, Zerlina, Don Giovanni)
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by artist: musicAeterna
by artist: Dimitris Tiliakos
by artist: Karina Gauvin
by artist: Mika Kares
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genre: classical
genre: classical-era
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96e3f68a70346794675c05b3c010b74e925585dcbc984d2640f3519ff0a59887. 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/USSM11604409.
  date published: 2026-07-06T06:56:49Z
audio: Don Giovanni, K. 527: Act I: Fermati scellerato (Recitativo: Donna Elvira, Zerlina, Don Giovanni)
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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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Don Giovanni, K. 527: Act II: Deh vieni alla finestra (No. 16, Canzonetta: Don Giovanni)
type: MusicRecording
duration: PT1M52S
duration ms: 112706
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604439
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604439
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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd35819e50d861847a0e4cc4201e646c73fd771cbdf8d420daa1ceb39013b37e5. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/USSM11604439.
  date published: 2026-07-02T03:30:09Z
audio: Don Giovanni, K. 527: Act II: Deh vieni alla finestra (No. 16, Canzonetta: Don Giovanni)
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Don Giovanni, K. 527: Act I: Or sai chi l'onore (Aria: Donna Anna)
type: MusicRecording
duration: PT2M32S
duration ms: 152000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Myrtò Papatanasiu
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604415
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11604415
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f5415f0f939a91658244897eaa6b6f76c56304d2e8148be3b6afc11b771ae17. 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/USSM11604415.
  date published: 2026-07-06T06:56:49Z
audio: Don Giovanni, K. 527: Act I: Or sai chi l'onore (Aria: Donna Anna)
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  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: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Don Giovanni, K. 527: Act II: Metà di voi qua vadano (No. 17, Aria: Don Giovanni)
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duration: PT2M30S
duration ms: 150960
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Dimitris Tiliakos
in album: Mozart: Don Giovanni
  type: MusicAlbum
  date published: 2016-11-04
genre: classical
genre: classical-era
isrc code: USSM11604442
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0e56abe264f7444939d3449970f1890e1565e3165a90198c7ac277ad4c456dc. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/USSM11604442.
  date published: 2026-07-07T14:18:56Z
audio: Don Giovanni, K. 527: Act II: Metà di voi qua vadano (No. 17, Aria: Don Giovanni)
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  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: 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: 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: Mode Name
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Mozart: Così fan tutte (Highlights)
type: MusicAlbum
date published: 2015-10-09
track: Così fan tutte ossia La scuola degli amanti, K. 588: Ouvertura
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232733
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Teodor Currentzis
  in album: Mozart: Così fan tutte (Highlights)
    type: MusicAlbum
    date published: 2015-10-09
  genre: classical
  genre: classical-era
  isrc code: USSM11405464
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405464
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x207ee274e3c1652f529a740a6deb122b0ba74885c953def6a3ef49ea044b51b8. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405464.
    date published: 2026-07-08T03:53:27Z
  audio: Così fan tutte ossia La scuola degli amanti, K. 588: Ouvertura
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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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
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
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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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track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah guarda, sorella (No. 4, Duetto: Fiordiligi, Dorabella)
  type: MusicRecording
  duration: PT5M9S
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  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Teodor Currentzis
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    type: MusicAlbum
    date published: 2015-10-09
  genre: classical
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  additional property: CopyrightID
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  additional property: OTSVerificationAPI
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  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-08T03:53:27Z
  audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah guarda, sorella (No. 4, Duetto: Fiordiligi, Dorabella)
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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
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    additional property: Danceability
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    additional property: Energy
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
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  by artist: Teodor Currentzis
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    date published: 2015-10-09
  genre: classical
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Il core vi dono (No. 23, Duetto: Dorabella, Guglielmo)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Per pietà, ben mio, perdona (No. 25, Rondò: Fiordiligi)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Fra gli amplessi in pochi istanti (No. 29, Duetto: Fiordiligi, Ferrando)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Tutti accusan le donne (No. 30: Don Alfonso, Ferrando, Guglielmo)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Fate presto, o cari amici (No. 31, Finale: Despina, Coro, Don Alfonso)

OTSHash
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OTSBitcoinBlock
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value: 956889

OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc2f6dc551347caeec99a5759d0496c52001cab3c591311222fe04862de72114. 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/USSM11405484.
date published: 2026-07-06T06:56:49Z

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
type: AudioObject
additional property: Tempo (BPM)
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  value: 101.384
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: 0.076
additional property: Energy
  type: PropertyValue
  value: 0.027
additional property: Speechiness
  type: PropertyValue
  value: 0.039
additional property: Acousticness
  type: PropertyValue
  value: 0.994
additional property: Instrumentalness
  type: PropertyValue
  value: 0.745
additional property: Liveness
  type: PropertyValue
  value: 0.132
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.037
additional property: Loudness (dB)
  type: PropertyValue
  value: -31.534
additional property: Key Name
  type: PropertyValue
  value: E
additional property: Mode Name
  type: PropertyValue
  value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
type: MusicRecording
duration: PT1M42S
duration ms: 102840
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405488
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:21:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d21d277e295fa2a153d2decad4b7d2231eb2fc5eecdefc4f9fd6b3d7ba627b8
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/USSM11405488
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d21d277e295fa2a153d2decad4b7d2231eb2fc5eecdefc4f9fd6b3d7ba627b8. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405488.
  date published: 2026-07-08T03:53:27Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.851
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.064
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.006
  additional property: Liveness
    type: PropertyValue
    value: 0.244
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.29
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.665
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
type: MusicRecording
duration: PT5M3S
duration ms: 303386
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405499
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:51:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4c5565dfe726fdc5a7dcef1016c73cfd094c422f400c9ec54ce6652fed310ca
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/USSM11405499
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4c5565dfe726fdc5a7dcef1016c73cfd094c422f400c9ec54ce6652fed310ca. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405499.
  date published: 2026-07-08T03:53:27Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.063
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.186
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.106
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.337
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
type: MusicRecording
duration: PT3M1S
duration ms: 181893
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405511
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:12:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x950105d630332fc3f895e03d22a021a0ddf6a44f5a55877df8cb0f6c4ce25cb6
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/USSM11405511
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x950105d630332fc3f895e03d22a021a0ddf6a44f5a55877df8cb0f6c4ce25cb6. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405511.
  date published: 2026-07-08T03:22:41Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.89
  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: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.028
  additional property: Liveness
    type: PropertyValue
    value: 0.231
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.267
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.31
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Il core vi dono (No. 23, Duetto: Dorabella, Guglielmo)
type: MusicRecording
duration: PT5M21S
duration ms: 321320
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405517
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:00:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x654784b861f00ca83a3cdd8548a3d78493ab78b55fad2bbbd40dc67da7ee4152
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/USSM11405517
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x654784b861f00ca83a3cdd8548a3d78493ab78b55fad2bbbd40dc67da7ee4152. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405517.
  date published: 2026-07-08T03:53:27Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Il core vi dono (No. 23, Duetto: Dorabella, Guglielmo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.694
  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: 0.209
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.171
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.997
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Per pietà, ben mio, perdona (No. 25, Rondò: Fiordiligi)
type: MusicRecording
duration: PT7M47S
duration ms: 467746
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405520
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:52:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3097a1c47ffd28f12e2854167a950f1bcde2d0a11cca0ad0bd39f28e6977586a
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/USSM11405520
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3097a1c47ffd28f12e2854167a950f1bcde2d0a11cca0ad0bd39f28e6977586a. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405520.
  date published: 2026-07-08T03:22:41Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Per pietà, ben mio, perdona (No. 25, Rondò: Fiordiligi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.499
  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: 0.264
  additional property: Energy
    type: PropertyValue
    value: 0.023
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.05
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.052
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.476
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Fra gli amplessi in pochi istanti (No. 29, Duetto: Fiordiligi, Ferrando)
type: MusicRecording
duration: PT5M59S
duration ms: 359600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte (Highlights)
  type: MusicAlbum
  date published: 2015-10-09
genre: classical
genre: classical-era
isrc code: USSM11405529
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:19:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1af52054b8ad74c903ef7da3888cb300deaf93cd476c580b3f0f9f59d0fcf7f2
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/USSM11405529
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1af52054b8ad74c903ef7da3888cb300deaf93cd476c580b3f0f9f59d0fcf7f2. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405529.
  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Fra gli amplessi in pochi istanti (No. 29, Duetto: Fiordiligi, Ferrando)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.008
  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: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.106
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.119
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.047
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.535
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Tutti accusan le donne (No. 30: Don Alfonso, Ferrando, Guglielmo)
type: MusicRecording
duration: PT1M0S
duration ms: 60600
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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track: Così fan tutte ossia La scuola degli amanti, K. 588: Ouvertura
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
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track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah non partite! (Recitativo: Ferrando, Guglielmo, Don Alfonso, Dorabella, Fiordiligi)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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  audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: È la fede delle femmine (No. 2, Terzetto: Ferrando, Don Alfonso, Guglielmo)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Si può sapere un poco (Recitativo: Don Alfonso, Guglielmo, Ferrando)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Scioccherie di poeti! (Recitativo: Ferrando, Guglielmo, Don Alfonso)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Oh la saria da ridere (Recitativo: Don Alfonso, Despina)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah guarda, sorella (No. 4, Duetto: Fiordiligi, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Stelle! Per carità, signor Alfonso (Recitativo: Fiordiligi, Don Alfonso, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Andate là, che siete (Recitativo: Despina, Fiordiligi, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: La commedia è graziosa (Recitativo: Don Alfonso, Ferrando, Fiordiligi, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Di scrivermi ogni giorno (Recitativo: Fiordiligi, Dorabella, Ferrando, Guglielmo, Don Alfonso)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Bella vita militar! (No. 9, Coro)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Non son cattivo comico! - Nel mare solca (Recitativo: Don Alfonso)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
track: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Che silenzio! Che aspetto di tristezza (Recitativo: Don Alfonso, Despina)

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OpenTimestamps Proof of Existence
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date published: 2026-07-06T07:16:32Z

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: È la fede delle femmine (No. 2, Terzetto: Ferrando, Don Alfonso, Guglielmo)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Si può sapere un poco (Recitativo: Don Alfonso, Guglielmo, Ferrando)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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    value: -26.805
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Scioccherie di poeti! (Recitativo: Ferrando, Guglielmo, Don Alfonso)
type: MusicRecording
duration: PT1M19S
duration ms: 79360
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 5
genre: classical
genre: classical-era
isrc code: USSM11405469
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x3b059a57f9c9a208f9b9eeff4404724edaedef2275cc671416877ed8c50cded3
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USSM11405469
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b059a57f9c9a208f9b9eeff4404724edaedef2275cc671416877ed8c50cded3. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405469.
  date published: 2026-07-08T03:22:41Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Scioccherie di poeti! (Recitativo: Ferrando, Guglielmo, Don Alfonso)
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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
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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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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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
type: MusicRecording
duration: PT5M3S
duration ms: 303386
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11405499
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:51:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4c5565dfe726fdc5a7dcef1016c73cfd094c422f400c9ec54ce6652fed310ca
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/USSM11405499
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4c5565dfe726fdc5a7dcef1016c73cfd094c422f400c9ec54ce6652fed310ca. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405499.
  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Un'aura amorosa (No. 17, Aria: Ferrando)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.466
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.175
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Oh la saria da ridere (Recitativo: Don Alfonso, Despina)
type: MusicRecording
duration: PT2M21S
duration ms: 141426
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 2
genre: classical
genre: classical-era
isrc code: USSM11405500
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:41:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7f9bc9f6cc269646ab7a4500636d9bfcd2ed1ccdd88bd0b3f9693cff4d21a9a
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/USSM11405500
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7f9bc9f6cc269646ab7a4500636d9bfcd2ed1ccdd88bd0b3f9693cff4d21a9a. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405500.
  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Oh la saria da ridere (Recitativo: Don Alfonso, Despina)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.537
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.556
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.258
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.328
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.671
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah guarda, sorella (No. 4, Duetto: Fiordiligi, Dorabella)
type: MusicRecording
duration: PT5M9S
duration ms: 309640
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 5
genre: classical
genre: classical-era
isrc code: USSM11405471
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T11:09:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9422cc32e3a316feb17389d701bef2af5d82ec09430418f35d8223b4dea2c20
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957064
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405471
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:43:08Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9422cc32e3a316feb17389d701bef2af5d82ec09430418f35d8223b4dea2c20. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/USSM11405471.
  date published: 2026-07-07T16:43:08Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Ah guarda, sorella (No. 4, Duetto: Fiordiligi, Dorabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.423
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.227
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.049
  additional property: Liveness
    type: PropertyValue
    value: 0.138
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.098
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.495
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Stelle! Per carità, signor Alfonso (Recitativo: Fiordiligi, Don Alfonso, Dorabella)
type: MusicRecording
duration: PT1M5S
duration ms: 65106
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11405474
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:22:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x835b150810de95d7f8fb1371d493f434e1ea12e1c1ce74cb600b7e990de4f40f
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/USSM11405474
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x835b150810de95d7f8fb1371d493f434e1ea12e1c1ce74cb600b7e990de4f40f. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405474.
  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Stelle! Per carità, signor Alfonso (Recitativo: Fiordiligi, Don Alfonso, Dorabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 160.297
  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: 0.455
  additional property: Energy
    type: PropertyValue
    value: 0.086
  additional property: Speechiness
    type: PropertyValue
    value: 0.344
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.24
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.26
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.271
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Andate là, che siete (Recitativo: Despina, Fiordiligi, Dorabella)
type: MusicRecording
duration: PT3M16S
duration ms: 196373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 2
genre: classical
genre: classical-era
isrc code: USSM11405508
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:51:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf35e5d043678aa1342f2d1ab1bbb72a0fff4cb1ffa939ca9b0036741978e3835
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/USSM11405508
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf35e5d043678aa1342f2d1ab1bbb72a0fff4cb1ffa939ca9b0036741978e3835. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405508.
  date published: 2026-07-08T03:53:27Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Andate là, che siete (Recitativo: Despina, Fiordiligi, Dorabella)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.457
  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: 0.502
  additional property: Energy
    type: PropertyValue
    value: 0.081
  additional property: Speechiness
    type: PropertyValue
    value: 0.198
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.436
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.181
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.809
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: La commedia è graziosa (Recitativo: Don Alfonso, Ferrando, Fiordiligi, Dorabella)
type: MusicRecording
duration: PT0M43S
duration ms: 43626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
in album: Mozart: Così fan tutte
  type: MusicAlbum
  date published: 2014-11-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11405478
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:18:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9635112aad101ae11552dc7e957637ba6cac50710bb411fb363d128fb8e20c5d
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/USSM11405478
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:22:41Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: La commedia è graziosa (Recitativo: Don Alfonso, Ferrando, Fiordiligi, Dorabella)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Secondo: Prenderò quel brunettino (No. 20, Duetto: Fiordiligi, Dorabella)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Di scrivermi ogni giorno (Recitativo: Fiordiligi, Dorabella, Ferrando, Guglielmo, Don Alfonso)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T11:02:43Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Di scrivermi ogni giorno (Recitativo: Fiordiligi, Dorabella, Ferrando, Guglielmo, Don Alfonso)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Bella vita militar! (No. 9, Coro)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Bella vita militar! (No. 9, Coro)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Soave sia il vento (No. 10, Terzettino: Fiordiligi, Dorabella, Don Alfonso)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Non son cattivo comico! - Nel mare solca (Recitativo: Don Alfonso)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Non son cattivo comico! - Nel mare solca (Recitativo: Don Alfonso)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T00:53:02Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Smanie implacabili che m'agitate (No. 11, Aria: Dorabella)
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Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Che silenzio! Che aspetto di tristezza (Recitativo: Don Alfonso, Despina)
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405491
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53a8c0fe07d362338b0256c42c9c9b1800668f1859207e0e0e037a72977f6463. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11405491.
  date published: 2026-07-08T03:20:19Z
audio: Così fan tutte ossia La scuola degli amanti, K. 588: Atto Primo: Che silenzio! Che aspetto di tristezza (Recitativo: Don Alfonso, Despina)
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  additional property: Danceability
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Mozart: Le nozze di Figaro (Highlights)
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date published: 2014-10-17
track: Le nozze di Figaro, K. 492: Sinfonia
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  by artist: Teodor Currentzis
  by artist: musicAeterna
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    type: MusicAlbum
    date published: 2014-10-17
  genre: classical
  genre: classical-era
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    type: PropertyValue
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953520
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303796
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0f5c6d44c6d642aba17ba03bab4e0e29c424b3c2fc1719057fc50f61638029f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USSM11303796.
    date published: 2026-06-13T13:32:09Z
  audio: Le nozze di Figaro, K. 492: Sinfonia
    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: Danceability
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    additional property: Energy
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track: Le nozze di Figaro, K. 492: Atto Primo: Cinque... dieci... venti... (No. 1, Duettino: Susanna, Figaro)
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  by artist: Wolfgang Amadeus Mozart
  by artist: Teodor Currentzis
  by artist: Christian Van Horn
  by artist: Fanie Antonelou
  by artist: musicAeterna
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    type: MusicAlbum
    date published: 2014-10-17
  genre: classical
  genre: classical-era
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303798
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2195b40683ef73f93df39c04da789c5ff72d0d346d1c7b1385d78f205adebca. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303798.
    date published: 2026-07-08T03:20:19Z
  audio: Le nozze di Figaro, K. 492: Atto Primo: Cinque... dieci... venti... (No. 1, Duettino: Susanna, Figaro)
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track: Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
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  by artist: Wolfgang Amadeus Mozart
  by artist: Teodor Currentzis
  by artist: Mary-Ellen Nesi
  by artist: musicAeterna
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    type: MusicAlbum
    date published: 2014-10-17
  genre: classical
  genre: classical-era
  isrc code: USSM11303809
  additional property: CopyrightID
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
track: Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
track: Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
track: Le nozze di Figaro, K. 492: Atto Quarto: Deh vieni, non tardar (No. 28, Aria: Susanna)

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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303809

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d0db5caede26b97385dc061f876a3fbdf419e8be2d4a7900359de208f164f42. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303809.
date published: 2026-07-08T03:22:41Z

Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
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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: Time Signature
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additional property: Danceability
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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: Instrumentalness
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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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Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
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duration: PT4M1S
duration ms: 241666
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Christian Van Horn
by artist: Mary-Ellen Nesi
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro (Highlights)
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  date published: 2014-10-17
genre: classical
genre: classical-era
isrc code: USSM11303818
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303818
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f84b100948f1d9b567c6ed1aa0ca183d1a08115a56be443fe84a050b80e2a33. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/USSM11303818.
  date published: 2026-07-08T08:56:20Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
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  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: Danceability
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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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Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
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duration: PT3M24S
duration ms: 204120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Simone Kermes
by artist: musicAeterna
by artist: Mary-Ellen Nesi
in album: Mozart: Le nozze di Figaro (Highlights)
  type: MusicAlbum
  date published: 2014-10-17
genre: classical
genre: classical-era
isrc code: USSM11303820
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303820
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc88cfa97897aec788d27f3cd63c5f6037680057508efb368f10cdea1d869e248. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/USSM11303820.
  date published: 2026-07-08T08:56:20Z
audio: Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
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  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: Danceability
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Le nozze di Figaro, K. 492: Atto Quarto: Deh vieni, non tardar (No. 28, Aria: Susanna)
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duration: PT3M13S
duration ms: 193826
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Fanie Antonelou
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro (Highlights)
  type: MusicAlbum
  date published: 2014-10-17
genre: classical
genre: classical-era
isrc code: USSM11303874
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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track: Le nozze di Figaro, K. 492: Atto Secondo: Tutto è come il lasciai (Recitativo: Il Conte, La Contessa)
track: Le nozze di Figaro, K. 492: Atto Secondo: Esci omai garzon malnato (No. 16, Finale: Il Conte, La Contessa)
track: Le nozze di Figaro, K. 492: Atto Secondo: Susanna, son morta: il fiato mi manca (La Contessa, Susanna, Il Conte)
track: Le nozze di Figaro, K. 492: Atto Secondo: Conoscete, signor Figaro (Il Conte, Figaro, La Contessa, Susanna)
track: Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
track: Le nozze di Figaro, K. 492: Atto Primo: Ah son perduto! (Recitativo: Cherubino, Susanna, Il Conte, Basilio)
track: Le nozze di Figaro, K. 492: Atto Terzo: Che imbarazzo è mai questo! (Recitativo: Il Conte)
track: Le nozze di Figaro, K. 492: Atto Primo: Susanna, il ciel vi salvi (Recitativo: Basilio, Susanna, Il Conte)
track: Le nozze di Figaro, K. 492: Atto Terzo: Via fati core (Recitativo: La Contessa, Il Conte, Susanna)
track: Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte)
track: Le nozze di Figaro, K. 492: Atto Primo: Basilio, in traccia tosto di Figaro volate (Recitativo: Il Conte, Susanna, Cherubino, Basilio)
track: Le nozze di Figaro, K. 492: Atto Terzo: E perchè fosti meco (Recitativo: Il Conte, Susanna, Figaro)
track: Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 8, Coro)
track: Le nozze di Figaro, K. 492: Atto Primo: Cos'è questa commedia? (Recitativo: Il Conte, Figaro, Susanna)
track: Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 9, Coro)
track: Le nozze di Figaro, K. 492: Atto Terzo: È decisa la lite (Recitativo: Don Curzio, Marcellina, Figaro, Il Conte, Bartolo)
track: Le nozze di Figaro, K. 492: Atto Primo: Evviva! (Recitativo: Figaro, Susanna, Basilio, Cherubino, Il Conte)
track: Le nozze di Figaro, K. 492: Atto Terzo: Riconosci in questo amplesso (No. 19, Sestetto: Susanna, Marcellina, Don Curzio, Il Conte, Bartolo, Figaro)
track: Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
track: Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
track: Le nozze di Figaro, K. 492: Atto Secondo: Vieni, cara Susanna (Recitativo: La Contessa, Susanna, Figaro)

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date published: 2026-07-08T03:20:19Z

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  value: https://explorer.copyrightchains.com/tx/0x557bd30603d7aa0405b490d29a59438469b3060805fef296634b1bbc3f261ae8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957048
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957048
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303835
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:18:56Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x557bd30603d7aa0405b490d29a59438469b3060805fef296634b1bbc3f261ae8. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/USSM11303835.
  date published: 2026-07-07T14:18:56Z
audio: Le nozze di Figaro, K. 492: Atto Secondo: Susanna, son morta: il fiato mi manca (La Contessa, Susanna, Il Conte)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.901
  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: 0.466
  additional property: Energy
    type: PropertyValue
    value: 0.328
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.053
  additional property: Liveness
    type: PropertyValue
    value: 0.611
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.391
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.688
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro, K. 492: Atto Secondo: Conoscete, signor Figaro (Il Conte, Figaro, La Contessa, Susanna)
type: MusicRecording
duration: PT2M15S
duration ms: 135440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Simone Kermes
by artist: Christian Van Horn
by artist: Fanie Antonelou
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303837
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T10:03:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3dbeeba1c626c0ed146a2187f8e87dbc249ad59243e312a2c8a09c76a0205a63
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957012
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957012
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303837
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T08:27:05Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3dbeeba1c626c0ed146a2187f8e87dbc249ad59243e312a2c8a09c76a0205a63. Chain 2 (Bitcoin): anchored in block 957012 (2026-07-07T08:27:05Z), 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/USSM11303837.
  date published: 2026-07-07T08:27:05Z
audio: Le nozze di Figaro, K. 492: Atto Secondo: Conoscete, signor Figaro (Il Conte, Figaro, La Contessa, Susanna)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.535
  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: 0.395
  additional property: Energy
    type: PropertyValue
    value: 0.174
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.337
  additional property: Liveness
    type: PropertyValue
    value: 0.644
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.337
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.505
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
type: MusicRecording
duration: PT2M43S
duration ms: 163000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Mary-Ellen Nesi
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 6
genre: classical
genre: classical-era
isrc code: USSM11303809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T03:15:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d0db5caede26b97385dc061f876a3fbdf419e8be2d4a7900359de208f164f42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303809
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d0db5caede26b97385dc061f876a3fbdf419e8be2d4a7900359de208f164f42. 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/USSM11303809.
  date published: 2026-07-06T06:56:49Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Non so più cosa son, cosa faccio (No. 6, Aria: Cherubino)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.855
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.39
  additional property: Energy
    type: PropertyValue
    value: 0.24
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.134
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.373
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro, K. 492: Atto Primo: Ah son perduto! (Recitativo: Cherubino, Susanna, Il Conte, Basilio)
type: MusicRecording
duration: PT1M49S
duration ms: 109693
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Fanie Antonelou
by artist: Mary-Ellen Nesi
by artist: Krystian Adam
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:52:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc955f8a52e91f09511577cf5ee15a5df4ecdce245089c4427345a703baeb3b10
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/USSM11303810
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc955f8a52e91f09511577cf5ee15a5df4ecdce245089c4427345a703baeb3b10. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303810.
  date published: 2026-07-08T03:22:41Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Ah son perduto! (Recitativo: Cherubino, Susanna, Il Conte, Basilio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.254
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.482
  additional property: Energy
    type: PropertyValue
    value: 0.076
  additional property: Speechiness
    type: PropertyValue
    value: 0.176
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.619
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.231
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.887
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro, K. 492: Atto Terzo: Che imbarazzo è mai questo! (Recitativo: Il Conte)
type: MusicRecording
duration: PT1M5S
duration ms: 65440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303841
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:40:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60abfd946a61ebb47f2639b028267bf708be76180012639c87a6ee4bef386a9c
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/USSM11303841
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60abfd946a61ebb47f2639b028267bf708be76180012639c87a6ee4bef386a9c. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303841.
  date published: 2026-07-08T03:53:27Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: Che imbarazzo è mai questo! (Recitativo: Il Conte)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.481
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.572
  additional property: Energy
    type: PropertyValue
    value: 0.065
  additional property: Speechiness
    type: PropertyValue
    value: 0.171
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.138
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.187
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.87
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Le nozze di Figaro, K. 492: Atto Primo: Susanna, il ciel vi salvi (Recitativo: Basilio, Susanna, Il Conte)
type: MusicRecording
duration: PT2M10S
duration ms: 130186
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Fanie Antonelou
by artist: Krystian Adam
by artist: musicAeterna
by artist: Mary-Ellen Nesi
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303811
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:11:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f722992d6a97fed23ad05aa6288e02f143f987883a56f0d29c62431aad28507
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/USSM11303811
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f722992d6a97fed23ad05aa6288e02f143f987883a56f0d29c62431aad28507. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303811.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Susanna, il ciel vi salvi (Recitativo: Basilio, Susanna, Il Conte)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.588
  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: 0.554
  additional property: Energy
    type: PropertyValue
    value: 0.269
  additional property: Speechiness
    type: PropertyValue
    value: 0.45
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.453
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.397
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.527
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro, K. 492: Atto Terzo: Via fati core (Recitativo: La Contessa, Il Conte, Susanna)
type: MusicRecording
duration: PT1M39S
duration ms: 99626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Simone Kermes
by artist: Fanie Antonelou
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303842
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:33:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53d0d8c8e48fbb2f0eb1c7c7611973eb348b125de3f2222c0e96880d4381c900
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/USSM11303842
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53d0d8c8e48fbb2f0eb1c7c7611973eb348b125de3f2222c0e96880d4381c900. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303842.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: Via fati core (Recitativo: La Contessa, Il Conte, Susanna)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 150.981
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
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  additional property: Danceability
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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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    type: PropertyValue
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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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Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte)
type: MusicRecording
duration: PT2M55S
duration ms: 175333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Fanie Antonelou
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303843
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957046
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303843
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84fa69cd72aea9240b015aaa02664bc5ffedc836cc1baaf6e790c85ecce09ff8. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303843.
  date published: 2026-07-07T14:04:01Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: Crudel! perchè finora (No. 17, Duettino: Susanna, Il Conte)
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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Le nozze di Figaro, K. 492: Atto Primo: Basilio, in traccia tosto di Figaro volate (Recitativo: Il Conte, Susanna, Cherubino, Basilio)
type: MusicRecording
duration: PT0M57S
duration ms: 57613
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Fanie Antonelou
by artist: Mary-Ellen Nesi
by artist: Krystian Adam
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303813
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303813
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae6ed1064d7bd5c3c06027141c22393267cbf7c8535d84615446b7dbdafc71fe. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303813.
  date published: 2026-07-08T03:53:27Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Basilio, in traccia tosto di Figaro volate (Recitativo: Il Conte, Susanna, Cherubino, Basilio)
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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: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Le nozze di Figaro, K. 492: Atto Terzo: E perchè fosti meco (Recitativo: Il Conte, Susanna, Figaro)
type: MusicRecording
duration: PT0M59S
duration ms: 59613
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Christian Van Horn
by artist: Fanie Antonelou
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303844
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303844
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cd8f82870acb765dea9d460710a5833d6b9b9f4bee67a619ca6ecbbf7fbc4e9. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303844.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: E perchè fosti meco (Recitativo: Il Conte, Susanna, Figaro)
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  additional property: Tempo (BPM)
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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
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 8, Coro)
type: MusicRecording
duration: PT1M13S
duration ms: 73160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Mary-Ellen Nesi
by artist: MusicAeterna Choir
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303814
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x29d20dad50b5f10483849b0cccd023b80b3798aa9dd449e751b4d82ea3dd5e27
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USSM11303814
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29d20dad50b5f10483849b0cccd023b80b3798aa9dd449e751b4d82ea3dd5e27. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303814.
  date published: 2026-07-08T03:22:41Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 8, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.639
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.28
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.861
  additional property: Liveness
    type: PropertyValue
    value: 0.241
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.222
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.027
  additional property: Key Name
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  additional property: Mode Name
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Le nozze di Figaro, K. 492: Atto Primo: Cos'è questa commedia? (Recitativo: Il Conte, Figaro, Susanna)
type: MusicRecording
duration: PT1M27S
duration ms: 87160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Christian Van Horn
by artist: Fanie Antonelou
by artist: musicAeterna
by artist: Mary-Ellen Nesi
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303815
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x87f1a7132197dc677ec055f354a792982d3eda0c10056debefef372c9d71d0f8
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/USSM11303815
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87f1a7132197dc677ec055f354a792982d3eda0c10056debefef372c9d71d0f8. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303815.
  date published: 2026-07-08T03:22:41Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Cos'è questa commedia? (Recitativo: Il Conte, Figaro, Susanna)
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  additional property: Tempo (BPM)
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    value: 164.533
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.474
  additional property: Energy
    type: PropertyValue
    value: 0.214
  additional property: Speechiness
    type: PropertyValue
    value: 0.184
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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    value: -23.344
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Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 9, Coro)
type: MusicRecording
duration: PT0M57S
duration ms: 57373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: musicAeterna
by artist: Mary-Ellen Nesi
by artist: MusicAeterna Choir
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 4
genre: classical
genre: classical-era
isrc code: USSM11303816
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303816
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f87b66f9894e1a23026fb1f32615618b7cc245a1261670dcb256357befe0807. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303816.
  date published: 2026-07-08T03:53:27Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Giovani liete fiori spargete (No. 9, Coro)
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.512
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.176
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.742
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
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Le nozze di Figaro, K. 492: Atto Terzo: È decisa la lite (Recitativo: Don Curzio, Marcellina, Figaro, Il Conte, Bartolo)
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duration: PT2M18S
duration ms: 138773
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Christian Van Horn
by artist: Nikolai Loskutkin
by artist: Krystian Adam
by artist: James Elliott
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
  type: MusicAlbum
  date published: 2014-02-14
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM11303847
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T04:37:13+00:00
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: 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: È decisa la lite (Recitativo: Don Curzio, Marcellina, Figaro, Il Conte, Bartolo)
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Le nozze di Figaro, K. 492: Atto Primo: Evviva! (Recitativo: Figaro, Susanna, Basilio, Cherubino, Il Conte)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Christian Van Horn
by artist: Fanie Antonelou
by artist: Mary-Ellen Nesi
by artist: Krystian Adam
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
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popularity: 3
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Evviva! (Recitativo: Figaro, Susanna, Basilio, Cherubino, Il Conte)
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Le nozze di Figaro, K. 492: Atto Terzo: Riconosci in questo amplesso (No. 19, Sestetto: Susanna, Marcellina, Don Curzio, Il Conte, Bartolo, Figaro)
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duration: PT5M42S
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Andrei Bondarenko
by artist: Christian Van Horn
by artist: Fanie Antonelou
by artist: Maria Forsstrom
by artist: Nikolai Loskutkin
by artist: James Elliott
by artist: musicAeterna
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popularity: 4
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Le nozze di Figaro, K. 492: Atto Terzo: Riconosci in questo amplesso (No. 19, Sestetto: Susanna, Marcellina, Don Curzio, Il Conte, Bartolo, Figaro)
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Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
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duration: PT4M8S
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
by artist: Christian Van Horn
by artist: Mary-Ellen Nesi
by artist: musicAeterna
in album: Mozart: Le nozze di Figaro, K. 492
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popularity: 7
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Le nozze di Figaro, K. 492: Atto Primo: Non più andrai farfallone amoroso (No. 10, Aria: Figaro)
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Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
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by artist: Wolfgang Amadeus Mozart
by artist: Teodor Currentzis
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by artist: Mary-Ellen Nesi
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popularity: 7
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Le nozze di Figaro, K. 492: Atto Secondo: Porgi amor qualche ristoro (No. 11, Cavatina: La Contessa)
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Le nozze di Figaro, K. 492: Atto Secondo: Vieni, cara Susanna (Recitativo: La Contessa, Susanna, Figaro)
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duration: PT3M51S
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by artist: Mary-Ellen Nesi
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popularity: 4
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro, K. 492: Atto Secondo: Vieni, cara Susanna (Recitativo: La Contessa, Susanna, Figaro)
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Masters of Baroque
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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Troisième livre de pièces de clavecin, Ordre XVII: La superbe ou la Forqueray
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audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - Adagio
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Stabat Mater, Manuscript from "Les Menus-Plaisirs du Roy": Quando corpus morietur
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Le rappel des oiseaux
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Sinfonie a cinque per due violini, alto, tenore, violoncello e basso, Op. 2. Sonata a cinque in C Major, No. 2: I. Largo
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VIII libro dei madrigali: "Ardo e scoprir ahi lasso", SV 158
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Goldberg Variations (Aria mit Verschiedenen Verænderungen), BWV 988: Aria
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Der Gerechte Kommt Um (Motet)
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Violin Concerto in G Minor, "Summer", Op. 8 No. 2, RV 315: III. Presto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Violin Concerto in G Minor, "Summer", Op. 8 No. 2, RV 315: III. Presto
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Feel Good Klassik, Vol. 3
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track: Salut d'amour, Op. 12
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Ein blonder Traum: "Irgendwo auf der Welt"
track: Passagio

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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Concerto for Cello, Strings and Continuo in G Major, INP 18: I. Adagio
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Ein blonder Traum: "Irgendwo auf der Welt"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ein blonder Traum: "Irgendwo auf der Welt"
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Passagio
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by artist: Fabio Angelini
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
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Premium Klassik
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At Home with Beethoven
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    date published: 2026-07-08T08:56:20Z
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    date published: 2026-07-08T03:20:19Z
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track: Piano Sonata No. 8 in C minor, Op. 13, "Pathétique": II. Adagio cantabile
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track: Beethoven's 5 Secrets
track: Moonlight
track: These Days

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OTSVerificationAPI
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Piano Sonata No. 8 in C minor, Op. 13, "Pathétique": II. Adagio cantabile
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Beethoven's 5 Secrets
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by artist: Kayson Brown
by artist: The Piano Guys
by artist: Lyceum Philharmonic at American Heritage School
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by artist: John Nelson
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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audio: Beethoven's 5 Secrets
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Moonlight
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Moonlight
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These Days
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by artist: Rob Derbyshire
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
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Music Inspired by "On the Basis of Sex" - A Night at the Opera with Ruth Bader Ginsburg
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The Wedding Album
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track: Lakmé, Act 1: Dôme épais le jasmin "Flower Duet"
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Canon in D Major for Strings and Continuo
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  subject of: OpenTimestamps Proof of Existence
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-06T07:16:32Z

Brandenburg Concerto No. 3 in G Major, BWV 1048: I. [...]
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Beethoven: Symphony No. 7 in A Major, Op. 92
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T05:09:12Z
  audio: Symphony No. 7 in A Major, Op. 92: I. Poco sostenuto
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track: Symphony No. 7 in A Major, Op. 92: II. Allegretto
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:55:08Z
  audio: Symphony No. 7 in A Major, Op. 92: II. Allegretto
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T03:30:09Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T11:38:34Z
  audio: Symphony No. 5 in C Minor, Op. 67: II. Andante con moto
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  subject of: OpenTimestamps Proof of Existence
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-02T11:38:34Z

Symphony No. 5 in C Minor, Op. 67: III. Allegro
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Symphony No. 5 in C Minor, Op. 67: IV. Allegro
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Symphony No. 5 in C Minor, Op. 67: IV. Allegro
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Mahler: Symphony No. 6
type: MusicAlbum
date published: 2018-10-26
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  by artist: Teodor Currentzis
  by artist: musicAeterna
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  genre: classical
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc249a83a8fa57d01964d8b5515788847f8c86a5ea54ba6a4e06b4f66e24cc73e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USSM11711223.
    date published: 2026-07-02T03:55:08Z
  audio: Mahler: Symphony No. 6 in A Minor: I. Allegro energico, ma non troppo
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track: Mahler: Symphony No. 6 in A Minor: III. Andante moderato
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  by artist: Gustav Mahler
  by artist: Teodor Currentzis
  by artist: musicAeterna
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  genre: classical
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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
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7c22b3b36d5d466215d806aad8953cccc06352cd0cb204cef0ad687d76df222. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11711224.
    date published: 2026-07-02T05:09:12Z
  audio: Mahler: Symphony No. 6 in A Minor: III. Andante moderato
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track: Mahler: Symphony No. 6 in A Minor: IV. Finale. Sostenuto - Allegro moderato - Allegro energico
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  by artist: Teodor Currentzis
  by artist: musicAeterna
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  genre: classical
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4222afa0d79bcd0bde21ccebc4d81d4e91f52e40e9ca188cf394474d5008d4e6. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/USSM11711226.
date published: 2026-07-06T07:16:32Z

Mahler: Symphony No. 6 in A Minor: IV. Finale. Sostenuto - Allegro moderato - Allegro energico
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: Danceability
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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: Instrumentalness
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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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Tchaikovsky: Symphony No. 6 in B Minor, Op. 74 "Pathétique"
type: MusicAlbum
date published: 2017-10-27
track: Symphony No. 6 in B Minor, Op. 74 "Pathétique": I. Adagio - Allegro non troppo
track: Symphony No. 6 in B Minor, Op. 74 "Pathétique": II. Allegro con grazia
track: Symphony No. 6 in B Minor, Op. 74 "Pathétique": III. Allegro molto vivace
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  by artist: Teodor Currentzis
  by artist: musicAeterna
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T03:30:09Z
  audio: Symphony No. 6 in B Minor, Op. 74 "Pathétique": III. Allegro molto vivace
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track: Symphony No. 6 in B Minor, Op. 74 "Pathétique": IV. Finale. Adagio lamentoso

Vyacheslav Artyomov: Gentle Emanation & Tristia II
type: MusicAlbum
date published: 2016-11-10

Tchaikovsky: Violin Concerto, Op. 35, TH 59 - Stravinsky: Les noces
type: MusicAlbum
date published: 2016-01-08
track: Violin Concerto in D Major, Op. 35, TH 59: I. Allegro moderato
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    type: MusicAlbum
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  popularity: 15
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T11:38:34Z
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    additional property: Danceability
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track: Les Noces: Scene 3: The Departure of the Bride
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
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Zoroastre, RCT 62, Act I, Scène III: Air tendre en rendeau
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Platée, RCT 53, Acte I, Scène VI: Orage
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Six Concerts transcrits en Sextuor, Sixième concert: La poule
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Platée, RCT 53, Acte II, Scène IV: Récitativ "Essayons du brillant" - Ariette "Aux langueurs d'Apollon"
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  date published: 2026-07-02T03:30:09Z
audio: Platée, RCT 53, Acte II, Scène IV: Récitativ "Essayons du brillant" - Ariette "Aux langueurs d'Apollon"
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Nais, RCT 49, Prologue, Scène V: Premier rigaudon - Deuxième rigaudon
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Zoroastre, RCT 62: Ouverture
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