Frits Vanhulle
type: MusicGroup
popularity: 29
followers: 9
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d9dfce92d0d1f654d6a942e42a159efa9dd61caafdb94cbfc60ad24ce55a0f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/49d9a8e0-9d53-4f47-8a2f-17235b126d29.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/49d9a8e0-9d53-4f47-8a2f-17235b126d29.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/49d9a8e0-9d53-4f47-8a2f-17235b126d29
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4d9dfce92d0d1f654d6a942e42a159efa9dd61caafdb94cbfc60ad24ce55a0f1","name":"Frits Vanhulle","registered_at":"2026-06-11T19:07:53Z","symbol":"NIM0095192","token_address":"0xce3a1a99340d67d4bee34b0981461bacd8d78930","type":"artist","uuid":"49d9a8e0-9d53-4f47-8a2f-17235b126d29"}
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d9dfce92d0d1f654d6a942e42a159efa9dd61caafdb94cbfc60ad24ce55a0f1. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/49d9a8e0-9d53-4f47-8a2f-17235b126d29.json and https://artists.proofprofile.net/proofs/artist/49d9a8e0-9d53-4f47-8a2f-17235b126d29.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x4d9dfce92d0d1f654d6a942e42a159efa9dd61caafdb94cbfc60ad24ce55a0f1","name":"Frits Vanhulle","registered_at":"2026-06-11T19:07:53Z","symbol":"NIM0095192","token_address":"0xce3a1a99340d67d4bee34b0981461bacd8d78930","type":"artist","uuid":"49d9a8e0-9d53-4f47-8a2f-17235b126d29"}
track: Matthäus-Passion, BWV 244, Erster Teil: 11. Evangelista, Jesus, Judas "Er antwortete und sprach"
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177973
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Collegium Vocale Gent
  by artist: Philippe Herreweghe
  by artist: Frits Vanhulle
  by artist: Ian Bostridge
  by artist: Franz-Joseph Selig
  in album: J.S. Bach: Matthäus-Passion BWV 244
    type: MusicAlbum
    date published: 1999
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: FRZ149809110
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:25:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc631fefc0296cd569123a9c9f816ecbf33c347f29fd15c1e8e50a4af57d0aa17
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956995
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956995
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809110
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T04:27:57Z
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc631fefc0296cd569123a9c9f816ecbf33c347f29fd15c1e8e50a4af57d0aa17. Chain 2 (Bitcoin): anchored in block 956995 (2026-07-07T04:27:57Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809110 — a six-check JSON result.
    date published: 2026-07-07T04:27:57Z
  audio: Matthäus-Passion, BWV 244, Erster Teil: 11. Evangelista, Jesus, Judas "Er antwortete und sprach"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 110.092
    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: 0.279
    additional property: Energy
      type: PropertyValue
      value: 0.116
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.962
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.125
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.13
    additional property: Loudness (dB)
      type: PropertyValue
      value: -25.064
    additional property: Key Name
      type: PropertyValue
      value: C#
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Matthäus-Passion, BWV 244, Erster Teil: 26. Evangelista, Jesus, Judas "Und er kam und fand sie aber schlafend"
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140680
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Collegium Vocale Gent
  by artist: Philippe Herreweghe
  by artist: Frits Vanhulle
  by artist: Franz-Joseph Selig
  by artist: Ian Bostridge
  in album: J.S. Bach: Matthäus-Passion BWV 244
    type: MusicAlbum
    date published: 1999
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: FRZ149809260
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T04:03:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd1a374b3784c9cf9644d6eaefc7a55c34995ccd11fa42c6323ce03f58473e4a6
  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/FRZ149809260
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1a374b3784c9cf9644d6eaefc7a55c34995ccd11fa42c6323ce03f58473e4a6. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809260 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: Matthäus-Passion, BWV 244, Erster Teil: 26. Evangelista, Jesus, Judas "Und er kam und fand sie aber schlafend"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 115.09
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 6
    additional property: Danceability
      type: PropertyValue
      value: 0.418
    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: Matthäus-Passion, BWV 244, Zweiter Teil: 33. Evangelista, Testis I & II, Pontifex "Und wiewohl viel falsche Zeugen herzutraten"
track: Matthäus-Passion, BWV 244, Zweiter Teil: 36a. Evangelista, Pontifex, Jesus "Und der Hohepriester antwortete" - 36b. Chorus I & II "Er ist des Todes schuldig" - 36c. Evangelista "Da speieten s
track: Matthäus-Passion, BWV 244, Zweiter Teil: 41a. Evangelista, Judas "Des Morgens aber hielten alle Hohenpriester" - 41b. Chorus I & II "Was gehet uns an" - 41c. Evangelista, Pontifex I & II "Und
track: Matthäus-Passion, BWV 244, Erster Teil: No. 7, Evangelista, Judas "Da ging hin der Zwölfen einer"
track: Matthäus-Passion, BWV 244, Erster Teil: No. 11, Evangelista, Jesus, Judas "Er antwortete und sprach"
track: Matthäus-Passion, BWV 244, Erster Teil: No. 26, Evangelista, Jesus, Judas "Und er kam und fand sie aber schlafend"

Energy
type: PropertyValue
value: 0.088

Speechiness
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value: 0.06

Acousticness
type: PropertyValue
value: 0.95

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.07

Valence (Positivity)
type: PropertyValue
value: 0.123

Loudness (dB)
type: PropertyValue
value: -25.75

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Matthäus-Passion, BWV 244, Zweiter Teil: 33. Evangelista, Testis I & II, Pontifex "Und wiewohl viel falsche Zeugen herzutraten"
type: MusicRecording
duration: PT1M8S
duration ms: 68760
explicit: false
by artist: Johann Sebastian Bach
by artist: Collegium Vocale Gent
by artist: Andreas Scholl
by artist: Ian Bostridge
by artist: Frits Vanhulle
by artist: Philippe Herreweghe
by artist: Werner Güra
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149810040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:28:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6724dcfd47d29ee027fe240c7d82b13d0109381bb3013a91dec82070e8fdc73d
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/FRZ149810040
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6724dcfd47d29ee027fe240c7d82b13d0109381bb3013a91dec82070e8fdc73d. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149810040 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Matthäus-Passion, BWV 244, Zweiter Teil: 33. Evangelista, Testis I & II, Pontifex "Und wiewohl viel falsche Zeugen herzutraten"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.349
  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: 0.402
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.849
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.257
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.244
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.581
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Matthäus-Passion, BWV 244, Zweiter Teil: 36a. Evangelista, Pontifex, Jesus "Und der Hohepriester antwortete" - 36b. Chorus I & II "Er ist des Todes schuldig" - 36c. Evangelista "Da speieten s
type: MusicRecording
duration: PT2M1S
duration ms: 121106
explicit: false
by artist: Johann Sebastian Bach
by artist: Collegium Vocale Gent
by artist: Frits Vanhulle
by artist: Franz-Joseph Selig
by artist: Ian Bostridge
by artist: Philippe Herreweghe
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149810070
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T16:08:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9af51f89e4da4493604322f1f1618c4f40d3ac238205dde31e3f6187b6846049
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149810070
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9af51f89e4da4493604322f1f1618c4f40d3ac238205dde31e3f6187b6846049. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149810070 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: Matthäus-Passion, BWV 244, Zweiter Teil: 36a. Evangelista, Pontifex, Jesus "Und der Hohepriester antwortete" - 36b. Chorus I & II "Er ist des Todes schuldig" - 36c. Evangelista "Da speieten s
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.486
  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: 0.37
  additional property: Energy
    type: PropertyValue
    value: 0.177
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.528
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.24
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.514
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Matthäus-Passion, BWV 244, Zweiter Teil: 41a. Evangelista, Judas "Des Morgens aber hielten alle Hohenpriester" - 41b. Chorus I & II "Was gehet uns an" - 41c. Evangelista, Pontifex I & II "Und
type: MusicRecording
duration: PT1M39S
duration ms: 99480
explicit: false
by artist: Johann Sebastian Bach
by artist: Collegium Vocale Gent
by artist: Frits Vanhulle
by artist: Ian Bostridge
by artist: Dominik Wörner
by artist: Philippe Herreweghe
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149810120
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T19:09:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f26773fa4424ddd0b4084af2627ba57e7a238cbed33bf8372d1501a182de443
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960298
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960298
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149810120
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T19:26:00Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f26773fa4424ddd0b4084af2627ba57e7a238cbed33bf8372d1501a182de443. Chain 2 (Bitcoin): anchored in block 960298 (2026-07-30T19:26:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149810120 — a six-check JSON result.
  date published: 2026-07-30T19:26:00Z
audio: Matthäus-Passion, BWV 244, Zweiter Teil: 41a. Evangelista, Judas "Des Morgens aber hielten alle Hohenpriester" - 41b. Chorus I & II "Was gehet uns an" - 41c. Evangelista, Pontifex I & II "Und
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.309
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
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Matthäus-Passion, BWV 244, Erster Teil: No. 7, Evangelista, Judas "Da ging hin der Zwölfen einer"
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duration: PT0M32S
duration ms: 32813
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by artist: Johann Sebastian Bach
by artist: Philippe Herreweghe
by artist: Collegium Vocale Gent
by artist: Ian Bostridge
by artist: Frits Vanhulle
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149809070
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additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88e86fa73b52505292ef8911fdb811008744bb74ac77401668838ba2c86bba3d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809070 — a six-check JSON result.
  date published: 2026-06-13T17:25:41Z
audio: Matthäus-Passion, BWV 244, Erster Teil: No. 7, Evangelista, Judas "Da ging hin der Zwölfen einer"
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Matthäus-Passion, BWV 244, Erster Teil: No. 11, Evangelista, Jesus, Judas "Er antwortete und sprach"
type: MusicRecording
duration: PT2M57S
duration ms: 177973
explicit: false
by artist: Johann Sebastian Bach
by artist: Philippe Herreweghe
by artist: Collegium Vocale Gent
by artist: Ian Bostridge
by artist: Franz-Josef Selig
by artist: Frits Vanhulle
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149809110
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc631fefc0296cd569123a9c9f816ecbf33c347f29fd15c1e8e50a4af57d0aa17. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809110 — a six-check JSON result.
  date published: 2026-06-13T17:25:41Z
audio: Matthäus-Passion, BWV 244, Erster Teil: No. 11, Evangelista, Jesus, Judas "Er antwortete und sprach"
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Matthäus-Passion, BWV 244, Erster Teil: No. 26, Evangelista, Jesus, Judas "Und er kam und fand sie aber schlafend"
type: MusicRecording
duration: PT2M20S
duration ms: 140680
explicit: false
by artist: Johann Sebastian Bach
by artist: Philippe Herreweghe
by artist: Collegium Vocale Gent
by artist: Ian Bostridge
by artist: Franz-Josef Selig
by artist: Frits Vanhulle
in album: J.S. Bach: Matthäus-Passion BWV 244
  type: MusicAlbum
  date published: 1999
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ149809260
additional property: CopyrightID
additional property: CopyrightStatus
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  value: registered
additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809260
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1a374b3784c9cf9644d6eaefc7a55c34995ccd11fa42c6323ce03f58473e4a6. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149809260 — a six-check JSON result.
  date published: 2026-06-13T15:41:10Z
audio: Matthäus-Passion, BWV 244, Erster Teil: No. 26, Evangelista, Jesus, Judas "Und er kam und fand sie aber schlafend"
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