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followers: 11
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 13a, Gib Dich zufrieden und sei stille, BWV 511
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 20a-b, Erbauliche Gedanken eines Tobackrauchers, BWV 515
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 33, Aria: Warum betrübst Du Dich, BWV 516
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 38, Aria: Schlummert ein, ihr matten Augen, BWV 82/3
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 37, Willst du dein Herz mir schenken (Aria di Giovannini), BWV 518
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 39b, Chorale: Dir, dir Jehova, will ich singen, BWV 299
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 42, O Ewigkeit, du Donnerwort, BWV 513
track: Musicalisches Gesang-Buch Georg Christian Schemelli: No. 30, Gott, wie groß ist deine Güte, BWV 462
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 44, Vergiss mein nicht, BWV 505
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 12, Gib Dich zufrieden und sei stille, BWV 510
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 25, Bist Du bei mir, BWV 508
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 34, Recitative: Ich habe genug!, BWV 82/2
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 35, Schaffs mit mir, Gott, nach deinem Willen, BWV 514
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 40, Wie wohl ist mir, o Freund der Seelen, BWV 517
track: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 41, Gedenke doch, mein Geist, zurücke, BWV 509
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 16, O Jesulein süß, o Jesulein mild, BWV 493
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 19, Mein Jesu! was vor Seelenweh, BWV 487
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 32, Dir, dir Jehova, will ich singen, BWV 452
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 37, Gott lebet noch, BWV 461
track: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 42, O liebe Seele, zieh die Sinnen, BWV 494

2. Notenbüchlein für Anna Magdalena Bach: I. No. 13a, Gib Dich zufrieden und sei stille, BWV 511
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by artist: Aki Matsui
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by artist: Toru Yamamoto
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genre: classical
genre: classical-piano
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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: 2026-07-08T03:22:41Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 13a, Gib Dich zufrieden und sei stille, BWV 511
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 20a-b, Erbauliche Gedanken eines Tobackrauchers, BWV 515
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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: 2026-07-08T03:20:19Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 20a-b, Erbauliche Gedanken eines Tobackrauchers, BWV 515
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 33, Aria: Warum betrübst Du Dich, BWV 516
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duration: PT1M25S
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by artist: Johann Sebastian Bach
by artist: Aki Matsui
by artist: Masaaki Suzuki
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
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  date published: 2024-04-26
genre: classical
genre: classical-piano
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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: 2026-07-08T03:20:19Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 33, Aria: Warum betrübst Du Dich, BWV 516
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 38, Aria: Schlummert ein, ihr matten Augen, BWV 82/3
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by artist: Toru Yamamoto
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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: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 38, Aria: Schlummert ein, ihr matten Augen, BWV 82/3
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 37, Willst du dein Herz mir schenken (Aria di Giovannini), BWV 518
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  date published: 2026-07-08T03:53:27Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 37, Willst du dein Herz mir schenken (Aria di Giovannini), BWV 518
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 39b, Chorale: Dir, dir Jehova, will ich singen, BWV 299
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  date published: 2026-07-08T03:53:27Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 39b, Chorale: Dir, dir Jehova, will ich singen, BWV 299
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 42, O Ewigkeit, du Donnerwort, BWV 513
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by artist: Toru Yamamoto
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:53:27Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 42, O Ewigkeit, du Donnerwort, BWV 513
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Musicalisches Gesang-Buch Georg Christian Schemelli: No. 30, Gott, wie groß ist deine Güte, BWV 462
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  date published: 2026-07-08T03:22:41Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: No. 30, Gott, wie groß ist deine Güte, BWV 462
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Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 44, Vergiss mein nicht, BWV 505
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:22:41Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 44, Vergiss mein nicht, BWV 505
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 12, Gib Dich zufrieden und sei stille, BWV 510
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genre: classical
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  date published: 2026-07-31T06:58:00Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 12, Gib Dich zufrieden und sei stille, BWV 510
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additional property: OTSVerifyInstructions
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2. Notenbüchlein für Anna Magdalena Bach: I. No. 25, Bist Du bei mir, BWV 508
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genre: classical
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  date published: 2026-07-31T02:51:48Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 25, Bist Du bei mir, BWV 508
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

2. Notenbüchlein für Anna Magdalena Bach: I. No. 34, Recitative: Ich habe genug!, BWV 82/2
type: MusicRecording
duration: PT1M12S
duration ms: 72000
explicit: false
by artist: Johann Sebastian Bach
by artist: Aki Matsui
by artist: Masaaki Suzuki
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e6e104b5ac0fd56d4d08815ee219590565fee26c28c12b7327792fc3c65905c. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/SEAEU2461150.
  date published: 2026-07-31T08:26:41Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 34, Recitative: Ich habe genug!, BWV 82/2
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

2. Notenbüchlein für Anna Magdalena Bach: I. No. 35, Schaffs mit mir, Gott, nach deinem Willen, BWV 514
type: MusicRecording
duration: PT0M46S
duration ms: 46666
explicit: false
by artist: Johann Sebastian Bach
by artist: Aki Matsui
by artist: Masaaki Suzuki
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa04ef12f39e55d6fd641694a55a2fb66b58a850879e4e3b89f0bcc8f9e6c7c32. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/SEAEU2461170.
  date published: 2026-07-30T15:42:38Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 35, Schaffs mit mir, Gott, nach deinem Willen, BWV 514
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

2. Notenbüchlein für Anna Magdalena Bach: I. No. 40, Wie wohl ist mir, o Freund der Seelen, BWV 517
type: MusicRecording
duration: PT1M8S
duration ms: 68000
explicit: false
by artist: Johann Sebastian Bach
by artist: Aki Matsui
by artist: Masaaki Suzuki
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4044d8d69286b6b06b043f2093596e4223e98c54445b5f7ae07203c4d988c2f7. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEU2461200.
  date published: 2026-07-31T15:20:15Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 40, Wie wohl ist mir, o Freund der Seelen, BWV 517
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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: 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: CopyrightID
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

2. Notenbüchlein für Anna Magdalena Bach: I. No. 41, Gedenke doch, mein Geist, zurücke, BWV 509
type: MusicRecording
duration: PT1M15S
duration ms: 75000
explicit: false
by artist: Johann Sebastian Bach
by artist: Aki Matsui
by artist: Masaaki Suzuki
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8bd40492a941fbae9bb9e7876e9fc4e824cd523f28d1defd54e370d972bb946. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/SEAEU2461210.
  date published: 2026-07-31T15:59:18Z
audio: 2. Notenbüchlein für Anna Magdalena Bach: I. No. 41, Gedenke doch, mein Geist, zurücke, BWV 509
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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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: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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additional property: CopyrightID
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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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 16, O Jesulein süß, o Jesulein mild, BWV 493
type: MusicRecording
duration: PT1M36S
duration ms: 96000
explicit: false
by artist: Johann Sebastian Bach
by artist: Masaaki Suzuki
by artist: Aki Matsui
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03675069e9dc22b89a7af7f2c27f9c0038f69d8f92ad1d546c5eaab16e19ab0e. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/SEAEU2461240.
  date published: 2026-07-30T18:23:33Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 16, O Jesulein süß, o Jesulein mild, BWV 493
  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: 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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isrc code: SEAEU2461240
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 19, Mein Jesu! was vor Seelenweh, BWV 487
type: MusicRecording
duration: PT3M11S
duration ms: 191333
explicit: false
by artist: Johann Sebastian Bach
by artist: Masaaki Suzuki
by artist: Aki Matsui
by artist: Shimon Yoshida
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2264162c961fabb7b267487c87691f0194ab755ffc625610fee5aaa6843b4c2. 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/SEAEU2461260.
  date published: 2026-07-31T20:22:46Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 19, Mein Jesu! was vor Seelenweh, BWV 487
  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: Time Signature
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  additional property: Danceability
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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: CopyrightID
additional property: ProofProfileEvidenceStatus
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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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 32, Dir, dir Jehova, will ich singen, BWV 452
type: MusicRecording
duration: PT1M23S
duration ms: 83666
explicit: false
by artist: Johann Sebastian Bach
by artist: Masaaki Suzuki
by artist: Aki Matsui
by artist: Shimon Yoshida
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe69730b5296776ae24a1d1e354581899e4819fdde9e765805dbe29d49445780c. 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/SEAEU2461290.
  date published: 2026-07-31T20:22:46Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 32, Dir, dir Jehova, will ich singen, BWV 452
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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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
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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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    value: 0.795
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.303
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.502
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.777
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: SEAEU2461290
additional property: CopyrightID
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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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEU2461290
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/960459
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 37, Gott lebet noch, BWV 461
type: MusicRecording
duration: PT1M43S
duration ms: 103333
explicit: false
by artist: Johann Sebastian Bach
by artist: Masaaki Suzuki
by artist: Aki Matsui
by artist: Shimon Yoshida
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2cc0442963925fe26d4c446820652da0d630ac27cefb90750eca36bfd451b170. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEU2461300.
  date published: 2026-07-31T15:20:15Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 37, Gott lebet noch, BWV 461
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.607
  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: 0.321
  additional property: Energy
    type: PropertyValue
    value: 0.195
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.724
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.304
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.394
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.601
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: SEAEU2461300
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960418
additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEU2461300
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15+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

Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 42, O liebe Seele, zieh die Sinnen, BWV 494
type: MusicRecording
duration: PT2M25S
duration ms: 145333
explicit: false
by artist: Johann Sebastian Bach
by artist: Masaaki Suzuki
by artist: Aki Matsui
by artist: Shimon Yoshida
by artist: Toru Yamamoto
in album: J.S. Bach - The Vocal Works
  type: MusicAlbum
  date published: 2024-04-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf0b92b5345fac7a36abfb6b7665236a5f37361ef0ba820c3d9e954087048bfb. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/SEAEU2461320.
  date published: 2026-07-31T12:24:41Z
audio: Musicalisches Gesang-Buch Georg Christian Schemelli: I. No. 42, O liebe Seele, zieh die Sinnen, BWV 494
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  additional property: Tempo (BPM)
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    value: 101.775
  additional property: Musical Key
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  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: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.144
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.761
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.064
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.526
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.619
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: SEAEU2461320
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: 960397
additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEU2461320
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+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