Isabel Schicketanz
type: MusicGroup
popularity: 15
followers: 93
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x69a7859d9707c23f9e7c93b0fa6099ca80ba1c3281d43a0a914c8463ef1bf681
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69a7859d9707c23f9e7c93b0fa6099ca80ba1c3281d43a0a914c8463ef1bf681. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e561e6ba-832f-4023-b114-521b98021ae9.json and https://artists.proofprofile.net/proofs/artist/e561e6ba-832f-4023-b114-521b98021ae9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T19:59:56Z
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album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
  type: MusicAlbum
  date published: 2024-11-22
  track: Alles, was ihr tut mit Worten oder Werken, BuxWV 4
  track: Prelude in C Major, BuxWV 137: III. Ciaconna (Arr. for Renaissance Ensemble by Katharina Bäuml)
    type: MusicRecording
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    by artist: Capella De La Torre
    by artist: Katharina Bauml
    in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
      type: MusicAlbum
      date published: 2024-11-22
    popularity: 4
    genre: choral
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    additional property: CopyrightID
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      type: PropertyValue
      value: registered
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-07T20:41:57Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68373a2d5c56b7ccd3f486acafae4f9852940063c1105a6db45bf07229f0e140. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE472400560.
      date published: 2026-07-07T20:41:57Z
    audio: Prelude in C Major, BuxWV 137: III. Ciaconna (Arr. for Renaissance Ensemble by Katharina Bäuml)
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      additional property: Mode (Major/Minor)
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      additional property: Danceability
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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: Valence (Positivity)
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  track: Herr, wenn ich nur Dich hab, BuxWV 38
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    by artist: Capella De La Torre
    by artist: Katharina Bauml
    by artist: Margaret Hunter
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      type: MusicAlbum
      date published: 2024-11-22
    popularity: 4
    genre: choral
    isrc code: DEE472400561
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b77e5467a3b8d54bfc808c0f96b9f914937c7fa7d7c6a08ec938fd7914b6c6c. Chain 2 (Bitcoin): anchored in block 957043 (2026-07-07T13:52:39Z), 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/DEE472400561.
      date published: 2026-07-07T13:52:39Z
    audio: Herr, wenn ich nur Dich hab, BuxWV 38
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      additional property: Instrumentalness
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      additional property: Valence (Positivity)
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  track: Taffel Consort (Mascarada)
  track: Missa Brevis in A Minor, Bux WV 114: I. Kyrie
  track: Nun lasst uns Gott dem Herren Dank sagen, BuxWV 81
  track: Ecce quam bonum (Canon)
  track: Da pacem domine
  track: Suite in G Minor: II. Allemande
  track: Der Herr ist mit mir, BuxWV 15: Alleluia
  track: Missa Brevis in A Minor, Bux WV 114: II. Gloria
  track: Laudate, pueri Dominum, BuxWV 69
track: Geistliche Chormusik, Op. 11: No. 13, O lieber Herre Gott, wecke uns auf, SWV 381
track: Psalmen Davids, Op. 2: No. 5, Ich freu mich des, das mir geredet ist, SWV 26 "Psalm 122"
track: Geistliche Chormusik, Op. 11: No. 16, Ein Kind ist uns geboren, SWV 384
track: Becker Psalter, Op. 5: No. 139, Aus tiefer Not schrei ich zu dir, SWV 235 "Psalm 130"
track: Becker Psalter, Op. 5: No. 24, Der Herr ist mein getreuer Hirt, SWV 120 "Psalm 23"
track: Matthäus-Passion, SWV 479: I. Introitus

Alles, was ihr tut mit Worten oder Werken, BuxWV 4
type: MusicRecording
duration: PT11M24S
duration ms: 684853
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
  type: MusicAlbum
  date published: 2024-11-22
popularity: 5
genre: choral
isrc code: DEE472400559
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE472400559
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x813565e1f660c1e91e5eddcca6f8451c00fb4a16a69aa94a207bcf586e8db3fa. 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/DEE472400559.
  date published: 2026-07-08T03:22:41Z
audio: Alles, was ihr tut mit Worten oder Werken, BuxWV 4
  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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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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Missa Brevis in A Minor, Bux WV 114: I. Kyrie
type: MusicRecording
duration: PT3M13S
duration ms: 193133
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
  type: MusicAlbum
  date published: 2024-11-22
popularity: 7
genre: choral
isrc code: DEE472400564
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:53:14+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/957052
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE472400564
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77fc60e38a4f9f8452ce10df3c2483931c6c7b6363dbe072932bcad398139ad1. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/DEE472400564.
  date published: 2026-07-07T14:50:41Z
audio: Missa Brevis in A Minor, Bux WV 114: I. Kyrie
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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Nun lasst uns Gott dem Herren Dank sagen, BuxWV 81
type: MusicRecording
duration: PT6M24S
duration ms: 384826
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
  type: MusicAlbum
  date published: 2024-11-22
popularity: 5
genre: choral
isrc code: DEE472400569
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T13:25:45+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: 957041
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-07T13:25:45+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59cabbbedb069dfde8e02a09672b277839c2aedd01c3d0891157106322910f21. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-21T17:19:59Z), 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/DEE472400569.
  date published: 2026-07-21T17:19:59Z
audio: Nun lasst uns Gott dem Herren Dank sagen, BuxWV 81
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Instrumentalness
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Ecce quam bonum (Canon)
type: MusicRecording
duration: PT3M19S
duration ms: 199760
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
  type: MusicAlbum
  date published: 2024-11-22
popularity: 7
genre: choral
isrc code: DEE472400570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Ecce quam bonum (Canon)
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Der Herr ist mit mir, BuxWV 15: Alleluia
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duration: PT2M44S
duration ms: 164786
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by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
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popularity: 5
genre: choral
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Der Herr ist mit mir, BuxWV 15: Alleluia
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Missa Brevis in A Minor, Bux WV 114: II. Gloria
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duration: PT5M34S
duration ms: 334333
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
by artist: Florian Sievers
by artist: Martin Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
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  date published: 2024-11-22
popularity: 4
genre: choral
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Missa Brevis in A Minor, Bux WV 114: II. Gloria
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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

Laudate, pueri Dominum, BuxWV 69
type: MusicRecording
duration: PT5M13S
duration ms: 313786
explicit: false
by artist: Dietrich Buxtehude
by artist: Capella De La Torre
by artist: Katharina Bauml
by artist: Margaret Hunter
by artist: Isabel Schicketanz
in album: Abendmusik / Evening Music - Buxtehude, Tunder, Grabbe
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popularity: 3
genre: choral
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T00:26:26Z
audio: Laudate, pueri Dominum, BuxWV 69
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Geistliche Chormusik, Op. 11: No. 13, O lieber Herre Gott, wecke uns auf, SWV 381
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duration: PT3M5S
duration ms: 185013
explicit: false
by artist: Heinrich Schütz
by artist: Isabel Schicketanz
by artist: Ulrike Hofbauer
by artist: Marie Luise Werneburg
by artist: David Erler
by artist: Oliver Kaden
by artist: Georg Poplutz
by artist: Stefan Kunath
by artist: Felix Schwandtke
by artist: Frauke Hess
by artist: Ludger Rémy
by artist: Dresdner Barockorchester
by artist: Cappella Sagittariana Dresden
by artist: Dresdner Kammerchor
by artist: Hans-Christoph Rademann
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popularity: 3
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Geistliche Chormusik, Op. 11: No. 13, O lieber Herre Gott, wecke uns auf, SWV 381
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Psalmen Davids, Op. 2: No. 5, Ich freu mich des, das mir geredet ist, SWV 26 "Psalm 122"
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duration: PT3M41S
duration ms: 221293
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by artist: Heinrich Schütz
by artist: Dorothee Mields
by artist: Isabel Schicketanz
by artist: Marie Luise Werneburg
by artist: Sandra Bernhardt
by artist: Stefan Kunath
by artist: David Erler
by artist: Cenek Svoboda
by artist: Georg Poplutz
by artist: Tobias Mathger
by artist: Dresdner Barockorchester
by artist: Dresdner Kammerchor
by artist: Hans-Christoph Rademann
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popularity: 1
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Psalmen Davids, Op. 2: No. 5, Ich freu mich des, das mir geredet ist, SWV 26 "Psalm 122"
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Geistliche Chormusik, Op. 11: No. 16, Ein Kind ist uns geboren, SWV 384
type: MusicRecording
duration: PT3M15S
duration ms: 195960
explicit: false
by artist: Heinrich Schütz
by artist: Dorothee Mields
by artist: Isabel Schicketanz
by artist: David Erler
by artist: Georg Poplutz
by artist: Tobias Mäthger
by artist: Felix Schwandtke
by artist: Frauke Hess
by artist: Ludger Rémy
by artist: Dresdner Barockorchester
by artist: Dresdner Kammerchor
by artist: Hans-Christoph Rademann
in album: Heinrich Schütz: Geistliche Chor-Music 1648 (Complete Recording Vol. 1)
  type: MusicAlbum
  date published: 2007-09-01
popularity: 2
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe97fda7574e4c4fb09333ed37c617ca3f3e5664baf48edbe9c332ac56efbb66c. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB110702116.
  date published: 2026-07-30T22:27:30Z
audio: Geistliche Chormusik, Op. 11: No. 16, Ein Kind ist uns geboren, SWV 384
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Becker Psalter, Op. 5: No. 139, Aus tiefer Not schrei ich zu dir, SWV 235 "Psalm 130"
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by artist: Michaela Hasselt
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  date published: 2026-07-30T17:23:26Z
audio: Becker Psalter, Op. 5: No. 139, Aus tiefer Not schrei ich zu dir, SWV 235 "Psalm 130"
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Becker Psalter, Op. 5: No. 24, Der Herr ist mein getreuer Hirt, SWV 120 "Psalm 23"
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  date published: 2026-07-31T15:59:18Z
audio: Becker Psalter, Op. 5: No. 24, Der Herr ist mein getreuer Hirt, SWV 120 "Psalm 23"
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Matthäus-Passion, SWV 479: I. Introitus
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by artist: Dresdner Kammerchor
by artist: Hans-Christoph Rademann
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audio: Matthäus-Passion, SWV 479: I. Introitus
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Instrumentalness
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Taffel Consort (Mascarada)
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Taffel Consort (Mascarada)
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Da pacem domine
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Da pacem domine
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Suite in G Minor: II. Allemande
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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audio: Suite in G Minor: II. Allemande
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    type: PropertyValue
    value: 0.178
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.457
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.41
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor