Konzertvereinigung Wiener Staatsopernchor
type: MusicGroup
description: thumb|upright=1.2| The Konzertvereinigung Wiener Staatsopernchor is an Austrian mixed choir of classical music and is formed by members from the Chor der Wiener Staatsoper. History In 1927, Viktor
popularity: 3
followers: 1
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3543915fa59586319e6d876bdc377d91e4783473e7e5b9eb1a1f7ed1b9eb4543
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8aa9c0a0-fb3b-42c2-bd08-794ab99a4442.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8aa9c0a0-fb3b-42c2-bd08-794ab99a4442.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8aa9c0a0-fb3b-42c2-bd08-794ab99a4442
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3543915fa59586319e6d876bdc377d91e4783473e7e5b9eb1a1f7ed1b9eb4543","name":"Konzertvereinigung Wiener Staatsopernchor","registered_at":"2026-06-17T13:48:35Z","symbol":"NIM1414614","token_address":"0xdc917c2ba9db3e90c345cec48bb03ddc455f6b71","type":"artist","uuid":"8aa9c0a0-fb3b-42c2-bd08-794ab99a4442"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3543915fa59586319e6d876bdc377d91e4783473e7e5b9eb1a1f7ed1b9eb4543. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8aa9c0a0-fb3b-42c2-bd08-794ab99a4442.json and https://artists.proofprofile.net/proofs/artist/8aa9c0a0-fb3b-42c2-bd08-794ab99a4442.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x3543915fa59586319e6d876bdc377d91e4783473e7e5b9eb1a1f7ed1b9eb4543","name":"Konzertvereinigung Wiener Staatsopernchor","registered_at":"2026-06-17T13:48:35Z","symbol":"NIM1414614","token_address":"0xdc917c2ba9db3e90c345cec48bb03ddc455f6b71","type":"artist","uuid":"8aa9c0a0-fb3b-42c2-bd08-794ab99a4442"}
album: Offenbach: Les contes d'Hoffmann (Live)
  type: MusicAlbum
  date published: 2019-03-08
album: Mozart: Symphony No. 25 in G Minor & Requiem in D Minor (Live)
  type: MusicAlbum
  date published: 2018-08-31
album: Mahler: Symphonies Nos. 1 - 10 & Kindertotenlieder
  type: MusicAlbum
  date published: 1983
  track: Symphony No. 2 in C Minor "Resurrection": IV. Urlicht. Sehr feierlich, aber schlicht
    type: MusicRecording
    duration: PT5M5S
    duration ms: 305760
    explicit: false
    by artist: Gustav Mahler
    by artist: Lorin Maazel
    by artist: Jessye Norman
    by artist: Wiener Philharmoniker
    in album: Mahler: Symphonies Nos. 1 - 10 & Kindertotenlieder
      type: MusicAlbum
      date published: 1983
    genre: classical
    genre: orchestra
    isrc code: USSM18300561
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-25T17:26:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc0a87ab8594bb33238595c6cd31a058ad8764fcaf8117a4cf36c7ae887ef2f73
    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/USSM18300561
    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 0xc0a87ab8594bb33238595c6cd31a058ad8764fcaf8117a4cf36c7ae887ef2f73. 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/USSM18300561.
      date published: 2026-07-02T05:09:12Z
    audio: Symphony No. 2 in C Minor "Resurrection": IV. Urlicht. Sehr feierlich, aber schlicht
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 100.778
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 5
      additional property: Danceability
        type: PropertyValue
        value: 0.102
      additional property: Energy
        type: PropertyValue
        value: 0.023
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.984
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.014
      additional property: Liveness
        type: PropertyValue
        value: 0.116
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.036
      additional property: Loudness (dB)
        type: PropertyValue
        value: -34.62
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
  track: Die Entführung aus dem Serail, K. 384: Ouverture
    type: MusicRecording
    duration: PT4M20S
    duration ms: 260293
    explicit: false
    by artist: Wolfgang Amadeus Mozart
    by artist: Bruno Weil
    by artist: Wiener Symphoniker
    by artist: Michael Heltau
    by artist: Cheryl Studer
    by artist: Elzbieta Szmytka
    by artist: Kurt Streit
    by artist: Robert Gambill
    by artist: Gunter Missenhardt
    in album: Die Entführung aus dem Serail
      type: MusicAlbum
      date published: 1992-04-02
    popularity: 3
    genre: classical
    genre: classical-era
    isrc code: USSM10107462
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-07T00:28:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x47b36937f236a9e00d71df8bb3ef9f8bb958a742b1a8fac7f6d0e44d81179f74
    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/USSM10107462
    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 0x47b36937f236a9e00d71df8bb3ef9f8bb958a742b1a8fac7f6d0e44d81179f74. 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/USSM10107462.
      date published: 2026-07-08T03:22:41Z
    audio: Die Entführung aus dem Serail, K. 384: Ouverture
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 102.877
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Die Entführung aus dem Serail, K. 384: Nr. 12 Arie: Welche Wonne, welche Lust
  track: Die Entführung aus dem Serail, K. 384: Nr. 2 Lied und Duett: Wer ein Liebchen hat gefunden
  track: Die Entführung aus dem Serail, K. 384: Nr. 3 Arie: Solche hergelauf'ne Laffen
  track: Die Entführung aus dem Serail, K. 384: Dialog: Geh'nur, verwünschter Aufpasser
  track: Die Entführung aus dem Serail, K. 384: Nr. 5b Chor: Singt dem grossen Bassa Lieder
  track: Die Entführung aus dem Serail, K. 384: Nr. 16 Quartett: Ach, Belmonte! ach, mein Leben!
  track: Die Entführung aus dem Serail, K. 384: Nr. 8 Arie: Durch Zärtlichkeit und Schmeicheln
  track: Die Entführung aus dem Serail, K. 384: Nr. 20 Rezitativ und Duett: Welch ein Geschick!
  track: Die Entführung aus dem Serail, K. 384: Nr. 10 Rezitativ und Arie: Welcher Wechsel herrscht in meiner Seele...Traurigkeit ward mir zum Lose
  track: Die Entführung aus dem Serail, K. 384: Nr. 11 Arie: Martern aller Arten
  track: Die Entführung aus dem Serail, K. 384: Nr. 21b Chor: Bassa Selim lebe lange!
album: Mozart: Die Zauberflöte, K. 620 (Live)
album: Mahler: Symphony No. 2 – Bruno Walter, Wiener Philharmoniker (Toblach Ausgabe)
album: Mahler: Symphony No. 8 in E-Flat Major "Symphony of a Thousand" (Live)
album: Beethoven: Fidelio, Op. 72 (Live)
album: Mahler: Symphony No. 2 in C Minor "Resurrection" (Live)
album: Johann Strauss II: La chauve-souris (Les indispensables de Diapason)
album: Mozart : "Great Mass" in C, K.427 (417a)

Die Entführung aus dem Serail, K. 384: Nr. 5b Chor: Singt dem grossen Bassa Lieder
type: MusicRecording
duration: PT1M34S
duration ms: 94560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Konzertvereinigung Wiener Staatsopernchor
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 2
genre: classical
genre: classical-era
isrc code: USSM10107469
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:10:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdff5cefe241ef4bfe0d66141e52a18bf4488bbb4b431ca0202aef375ae035ba7
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/USSM10107469
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xdff5cefe241ef4bfe0d66141e52a18bf4488bbb4b431ca0202aef375ae035ba7. 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/USSM10107469.
  date published: 2026-07-08T03:22:41Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 5b Chor: Singt dem grossen Bassa Lieder
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.692
  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: 0.533
  additional property: Energy
    type: PropertyValue
    value: 0.426
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.904
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.69
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.253
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 21b Chor: Bassa Selim lebe lange!
type: MusicRecording
duration: PT1M25S
duration ms: 85866
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Konzertvereinigung Wiener Staatsopernchor
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM10107499
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:23:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcad5e429596d104363b6843996c4074a0d04b8939e3893a83b497af8534c2b64
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/USSM10107499
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xcad5e429596d104363b6843996c4074a0d04b8939e3893a83b497af8534c2b64. 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/USSM10107499.
  date published: 2026-07-08T03:22:41Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 21b Chor: Bassa Selim lebe lange!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 156.164
  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: 0.476
  additional property: Energy
    type: PropertyValue
    value: 0.668
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.621
  additional property: Liveness
    type: PropertyValue
    value: 0.058
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.244
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.549
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": I. Kyrie
type: MusicRecording
duration: PT6M24S
duration ms: 384333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Nikolaus Harnoncourt
by artist: Konzertvereinigung Wiener Staatsopernchor
by artist: Krisztina Láki
by artist: Concentus Musicus Wien
in album: Mozart : "Great Mass" in C, K.427 (417a)
  type: MusicAlbum
  date published: 1985
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0621880f426c374c6bbf18ea1e87065c7268af0731b11694189ad9ddd9b7eaeb. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/DEA808500301.
  date published: 2026-07-30T12:06:10Z
audio: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": I. Kyrie
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.649
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.206
  additional property: Energy
    type: PropertyValue
    value: 0.064
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.393
  additional property: Liveness
    type: PropertyValue
    value: 0.137
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.042
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.254
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA808500301
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960254
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T12:06:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808500301
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960254
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960254
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": II. Gloria
type: MusicRecording
duration: PT2M28S
duration ms: 148733
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Concentus Musicus Wien
by artist: Nikolaus Harnoncourt
by artist: Konzertvereinigung Wiener Staatsopernchor
in album: Mozart : "Great Mass" in C, K.427 (417a)
  type: MusicAlbum
  date published: 1985
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9e7b00e5398ff77e048aab17130ea122bb13b4b983e9f5299d1b42f5d753282. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808500302.
  date published: 2026-07-31T19:53:13Z
audio: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": II. Gloria
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.016
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.234
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.466
  additional property: Liveness
    type: PropertyValue
    value: 0.198
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.211
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.906
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA808500302
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960455
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T19:53:13+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808500302
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": VI. Qui tollis
type: MusicRecording
duration: PT6M6S
duration ms: 366106
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Concentus Musicus Wien
by artist: Nikolaus Harnoncourt
by artist: Konzertvereinigung Wiener Staatsopernchor
in album: Mozart : "Great Mass" in C, K.427 (417a)
  type: MusicAlbum
  date published: 1985
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1afb424d5c6d91c23ddb3435f3a5bf188afdb986b47bf3376fac43070334e24b. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/DEA808500306.
  date published: 2026-07-31T20:22:46Z
audio: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": VI. Qui tollis
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.352
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.183
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.567
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.129
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.816
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DEA808500306
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960459
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808500306
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960459
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960459
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": XII. Sanctus
type: MusicRecording
duration: PT1M55S
duration ms: 115533
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Concentus Musicus Wien
by artist: Nikolaus Harnoncourt
by artist: Konzertvereinigung Wiener Staatsopernchor
in album: Mozart : "Great Mass" in C, K.427 (417a)
  type: MusicAlbum
  date published: 1985
genre: classical
genre: classical-era
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69ea9e177dc47fb6f0845aa94ab398c11b9ad818b8f3c98ae4a2af22d9307b6c. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/DEA808500312.
  date published: 2026-07-31T20:22:46Z
audio: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": XII. Sanctus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.046
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.134
  additional property: Energy
    type: PropertyValue
    value: 0.1
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.731
  additional property: Liveness
    type: PropertyValue
    value: 0.22
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.062
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.406
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEA808500312
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960459
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808500312
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960459
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960459
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Time Signature
type: PropertyValue
value: 5

Danceability
type: PropertyValue
value: 0.328

Energy
type: PropertyValue
value: 0.143

Speechiness
type: PropertyValue
value: 0.042

Acousticness
type: PropertyValue
value: 0.928

Instrumentalness
type: PropertyValue
value: 0.343

Liveness
type: PropertyValue
value: 0.623

Valence (Positivity)
type: PropertyValue
value: 0.141

Loudness (dB)
type: PropertyValue
value: -19.062

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Die Entführung aus dem Serail, K. 384: Nr. 12 Arie: Welche Wonne, welche Lust
type: MusicRecording
duration: PT2M34S
duration ms: 154160
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Elzbieta Szmytka
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM10107482
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:55:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x905fa475b5d535d77409327546b39bd77a1ccfdee77e249422ad5062c04da7f9
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/USSM10107482
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 0x905fa475b5d535d77409327546b39bd77a1ccfdee77e249422ad5062c04da7f9. 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/USSM10107482.
  date published: 2026-07-08T03:53:27Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 12 Arie: Welche Wonne, welche Lust
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.968
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.577
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.094
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.022
  additional property: Liveness
    type: PropertyValue
    value: 0.21
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.568
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.303
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 2 Lied und Duett: Wer ein Liebchen hat gefunden
type: MusicRecording
duration: PT6M32S
duration ms: 392893
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Kurt Streit
by artist: Gunther Missenhardt
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Robert Gambill
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 2
genre: classical
genre: classical-era
isrc code: USSM10107464
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:12:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c58c4fde097c1bace3b8b3e2227d8b1af7e969e5dbfaa49f6ebd371845529d4
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/USSM10107464
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 0x0c58c4fde097c1bace3b8b3e2227d8b1af7e969e5dbfaa49f6ebd371845529d4. 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/USSM10107464.
  date published: 2026-07-08T03:53:27Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 2 Lied und Duett: Wer ein Liebchen hat gefunden
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.372
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.447
  additional property: Energy
    type: PropertyValue
    value: 0.254
  additional property: Speechiness
    type: PropertyValue
    value: 0.112
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.165
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.411
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.682
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Die Entführung aus dem Serail, K. 384: Nr. 3 Arie: Solche hergelauf'ne Laffen
type: MusicRecording
duration: PT4M58S
duration ms: 298800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Robert Gambill
by artist: Gunther Missenhardt
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Kurt Streit
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107466
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:42:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb8c35d0ce91d25e49e6aef6af53471799cdaaface4dab178dff5346ed9b0f677
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10107466
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xb8c35d0ce91d25e49e6aef6af53471799cdaaface4dab178dff5346ed9b0f677. 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/USSM10107466.
  date published: 2026-07-08T08:56:20Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 3 Arie: Solche hergelauf'ne Laffen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.53
  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: 0.518
  additional property: Energy
    type: PropertyValue
    value: 0.232
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.351
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.435
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.822
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Dialog: Geh'nur, verwünschter Aufpasser
type: MusicRecording
duration: PT1M24S
duration ms: 84906
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Gunter Missenhardt
by artist: Wiener Symphoniker
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107467
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:49:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96581b01fe087f2bfe3afdfdb6e1ce81d82f78c524e603f5d71c06f1fb62bbc5
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/USSM10107467
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 0x96581b01fe087f2bfe3afdfdb6e1ce81d82f78c524e603f5d71c06f1fb62bbc5. 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/USSM10107467.
  date published: 2026-07-08T03:53:27Z
audio: Die Entführung aus dem Serail, K. 384: Dialog: Geh'nur, verwünschter Aufpasser
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.887
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.608
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.526
  additional property: Acousticness
    type: PropertyValue
    value: 0.566
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.222
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.987
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 16 Quartett: Ach, Belmonte! ach, mein Leben!
type: MusicRecording
duration: PT10M20S
duration ms: 620173
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Cheryl Studer
by artist: Elzbieta Szmytka
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107488
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T18:36:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x177b4d8fa3697724d3102bc40b566869393e0b05e0c28b54b7e673910f6f1821
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10107488
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0x177b4d8fa3697724d3102bc40b566869393e0b05e0c28b54b7e673910f6f1821. 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/USSM10107488.
  date published: 2026-07-08T08:56:20Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 16 Quartett: Ach, Belmonte! ach, mein Leben!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.008
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.278
  additional property: Energy
    type: PropertyValue
    value: 0.2
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.172
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.349
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 8 Arie: Durch Zärtlichkeit und Schmeicheln
type: MusicRecording
duration: PT3M22S
duration ms: 202493
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Elzbieta Szmytka
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Cheryl Studer
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107475
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:56:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc175c737dbec2c0e8d49b6d51537b617c3a0adc80648f4bff3b549026409505
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/USSM10107475
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 0xcc175c737dbec2c0e8d49b6d51537b617c3a0adc80648f4bff3b549026409505. 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/USSM10107475.
  date published: 2026-07-08T03:22:41Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 8 Arie: Durch Zärtlichkeit und Schmeicheln
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.346
  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: 0.374
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.07
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.333
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.161
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.446
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 20 Rezitativ und Duett: Welch ein Geschick!
type: MusicRecording
duration: PT8M45S
duration ms: 525373
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Kurt Streit
by artist: Cheryl Studer
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Elzbieta Szmytka
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107496
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:41:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20f8b166edec8bce0ab53281444da6536c13ad3409a0b4118923df56290d1d7e
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/USSM10107496
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 0x20f8b166edec8bce0ab53281444da6536c13ad3409a0b4118923df56290d1d7e. 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/USSM10107496.
  date published: 2026-07-08T03:22:41Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 20 Rezitativ und Duett: Welch ein Geschick!
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.896
  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: 0.253
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.118
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.68
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Die Entführung aus dem Serail, K. 384: Nr. 10 Rezitativ und Arie: Welcher Wechsel herrscht in meiner Seele...Traurigkeit ward mir zum Lose
type: MusicRecording
duration: PT8M4S
duration ms: 484866
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Cheryl Studer
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Elzbieta Szmytka
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 1
genre: classical
genre: classical-era
isrc code: USSM10107478
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:34:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd033fbcee1f141ce6f2bbc83a37d50d97b75ff194560e47dd76eaf20de9067d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10107478
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0xd033fbcee1f141ce6f2bbc83a37d50d97b75ff194560e47dd76eaf20de9067d1. 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/USSM10107478.
  date published: 2026-07-08T08:56:20Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 10 Rezitativ und Arie: Welcher Wechsel herrscht in meiner Seele...Traurigkeit ward mir zum Lose
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.934
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.214
  additional property: Energy
    type: PropertyValue
    value: 0.038
  additional property: Speechiness
    type: PropertyValue
    value: 0.06
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.207
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Die Entführung aus dem Serail, K. 384: Nr. 11 Arie: Martern aller Arten
type: MusicRecording
duration: PT8M43S
duration ms: 523266
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Bruno Weil
by artist: Cheryl Studer
by artist: Wiener Symphoniker
by artist: Michael Heltau
by artist: Elzbieta Szmytka
by artist: Kurt Streit
by artist: Robert Gambill
by artist: Gunter Missenhardt
in album: Die Entführung aus dem Serail
  type: MusicAlbum
  date published: 1992-04-02
popularity: 3
genre: classical
genre: classical-era
isrc code: USSM10107480
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:53:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe5adb444b306832b7fd664d67fe39875012cb69c783a720f44e011ad5967fa5a
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/USSM10107480
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 0xe5adb444b306832b7fd664d67fe39875012cb69c783a720f44e011ad5967fa5a. 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/USSM10107480.
  date published: 2026-07-08T03:20:19Z
audio: Die Entführung aus dem Serail, K. 384: Nr. 11 Arie: Martern aller Arten
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.697
  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: 0.341
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.019
  additional property: Liveness
    type: PropertyValue
    value: 0.059
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.201
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart: Die Zauberflöte, K. 620 (Live)
type: MusicAlbum
date published: 2020-09-04

Mahler: Symphony No. 2 – Bruno Walter, Wiener Philharmoniker (Toblach Ausgabe)
type: MusicAlbum
date published: 2018-03-23

Mahler: Symphony No. 8 in E-Flat Major "Symphony of a Thousand" (Live)
type: MusicAlbum
date published: 2019-02-08

Beethoven: Fidelio, Op. 72 (Live)
type: MusicAlbum
date published: 2019-03-08

Mahler: Symphony No. 2 in C Minor "Resurrection" (Live)
type: MusicAlbum
date published: 2019-03-15

Johann Strauss II: La chauve-souris (Les indispensables de Diapason)
type: MusicAlbum
date published: 2018-01-25

Mozart : "Great Mass" in C, K.427 (417a)
type: MusicAlbum
date published: 1985
track: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": V. Domine Deus
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170760
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Nikolaus Harnoncourt
  by artist: Krisztina Láki
  by artist: Zsuzsanna Dénes
  by artist: Concentus Musicus Wien
  in album: Mozart : "Great Mass" in C, K.427 (417a)
    type: MusicAlbum
    date published: 1985
  genre: classical
  genre: classical-era
  isrc code: DEA808500305
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T13:15:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6b51a4f80c0358794affd9ed3f8dd410c20ebbf3a40b4a592c048fdb107a94d9
  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/DEA808500305
  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 0x6b51a4f80c0358794affd9ed3f8dd410c20ebbf3a40b4a592c048fdb107a94d9. 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/DEA808500305.
    date published: 2026-07-08T03:20:19Z
  audio: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": V. Domine Deus
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 124.549
    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: 0.308
    additional property: Energy
      type: PropertyValue
      value: 0.073
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.961
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.004
    additional property: Liveness
      type: PropertyValue
      value: 0.449
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.151
    additional property: Loudness (dB)
      type: PropertyValue
      value: -28.705
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": I. Kyrie
track: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": II. Gloria
track: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": VI. Qui tollis
track: Mozart: Mass No. 18 in C Minor, K. 427 "Great Mass": XII. Sanctus