Eric Ericson
type: MusicGroup
genre: choral
genre: swedish ballads
description: thumb|Eric Ericson (2007) Eric Gustaf Ericson (26 October 1918 – 16 February 2013)Eric Ericson 26/10 1918 — 16/2 2013 Orphei Drängar official website Körledaren Eric Ericson död, Upsala Nya Tidning, 1
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album: Od Antiqua (Collector's Classics, Vol. 11 - The Choirs of Sweden)
  type: MusicAlbum
  date published: 2005-01-01
album: Treasures
  type: MusicAlbum
  date published: 2010-09-01
album: J.S. Bach: St. Matthew Passion
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  track: St. Matthew Passion, BWV 244: Part I: No. 1. Chorus: Kommt, ihr Tochter, helft mir klagen (Chorus, Soprano in ripieno)
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  track: St. Matthew Passion, BWV 244: Part I: No. 3. Chorale: Herzliebster Jesu, was hast du verbrochen
  track: St. Matthew Passion, BWV 244: Part I: No. 4. Recitative and Chorus: Da versammleten sich die Hohenpriester (Evangelist, Chorus, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 5. Recitative: Du lieber Heiland du (Alto)
  track: St. Matthew Passion, BWV 244: Part I: No. 6. Aria: Buss und Reu (Alto)
  track: St. Matthew Passion, BWV 244: Part I: No. 7. Recitative: Da ging hin der Zwolfen einer (Evangelist, Judas)
  track: St. Matthew Passion, BWV 244: Part I: No. 8. Aria : Blute nur, du liebes Herz (Soprano)
  track: St. Matthew Passion, BWV 244: Part I: No. 9. Recitative and Chorus: Aber am ersten Tage der sussen Brot (Evangelist, Chorus, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 10. Chorale: Ich bin's, ich sollte bussen
  track: St. Matthew Passion, BWV 244: Part I: No. 11. Recitative: Er antwortete und sprach (Evangelist, Jesus, Judas)
  track: St. Matthew Passion, BWV 244: Part I: No. 12. Recitative: Wiewohl mein Herz in Tranen schwimmt (Soprano)
  track: St. Matthew Passion, BWV 244: Part I: No. 13. Aria: Ich will dir mein Herze schenken (Soprano)
  track: St. Matthew Passion, BWV 244: Part I: No. 14. Recitative: Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 15. Chorale: Erkenne mich, mein Huter
  track: St. Matthew Passion, BWV 244: Part I: No. 16. Recitative: Petrus aber antwortete (Evangelist, Jesus, Petrus)
  track: St. Matthew Passion, BWV 244: Part I: No. 17. Chorale: Ich will hier bei dir stehen
  track: St. Matthew Passion, BWV 244: Part I: No. 18. Recitative: Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 19. Recitative and Chorale: O Schmerz, hier zittert das gequalte Herz (Tenor, Chorus)
  track: St. Matthew Passion, BWV 244: Part I: No. 20. Aria and Chorus: Ich will bei meinem Jesu wachen (Tenor, Chorus)
  track: St. Matthew Passion, BWV 244: Part I: No. 21. Recitative: Und ging hin ein wenig (Evangelist, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 22. Recitative: Der Heiland fallt vor seinem Vater nieder (Bass)
  track: St. Matthew Passion, BWV 244: Part I: No. 23. Aria: Gerne will ich mich bequemen (Bass)
  track: St. Matthew Passion, BWV 244: Part I: No. 24. Recitative: Und er kam zu seinen Jungern (Evangelist, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 25. Chorale: Was mein Gott will, das g'scheh allzeit
  track: St. Matthew Passion, BWV 244: Part I: No. 26. Recitative: Und er kam und fand sie aber schlafend (Evangelist, Jesus, Judas)
  track: St. Matthew Passion, BWV 244: Part I: No. 27. Aria and Chorus: So ist mein Jesus nun gefangen (Duet Alto, Soprano, Chorus)
  track: St. Matthew Passion, BWV 244: Part I: No. 28. Recitative: Und siehe, einer aus denen (Evangelist, Jesus)
  track: St. Matthew Passion, BWV 244: Part I: No. 29. Chorale: O Mensch, bewein dein Sunde gross
  track: St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus)
  track: St. Matthew Passion, BWV 244: Part II: No. 31. Recitative: Die aber Jesum gegriffen hatten (Evangelist)
  track: St. Matthew Passion, BWV 244: Part II: No. 32. Chorale: Mir hat die Welt truglich gericht'
  track: St. Matthew Passion, BWV 244: Part II: No. 33. Recitative: Und wiewohl viel falsche Zeugen herzutraten (Evangelist, Testis, Pontifex)
  track: St. Matthew Passion, BWV 244: Part II: No. 34. Recitative: Mein Jesus schweigt zu falschen Lugen stille (Tenor)
  track: St. Matthew Passion, BWV 244: Part II: No. 35. Aria: Geduld! Geduld! (Tenor)
  track: St. Matthew Passion, BWV 244: Part II: No. 36. Recitative and Chorus: Und der Hohepriester antwortete (Evangelist, Jesus, Pontifex, Chorus)
  track: St. Matthew Passion, BWV 244: Part II: No. 37. Chorale: Wer hat dich so geschlagen
  track: St. Matthew Passion, BWV 244: Part II: No. 38. Recitative and Chorus: Petrus aber sass draussen im Palast (Evangelist, Petrus, Ancillae, Chorus)
  track: St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto)
  track: St. Matthew Passion, BWV 244: Part II: No. 40. Chorale: Bin ich gleich von dir gewichen
  track: St. Matthew Passion, BWV 244: Part II: No. 41. Recitative and Chorus: Des Morgens aber hielten alle Hohepriester (Evangelist, Judas, Chorus)
  track: St. Matthew Passion, BWV 244: Part II: No. 42. Aria: Gebt mir meinen Jesum wieder (Bass)
  track: St. Matthew Passion, BWV 244: Part II: No. 43. Recitative: Sie hielten aber einen Rat (Evangelist, Pilatus, Jesus)
  track: St. Matthew Passion, BWV 244: Part II: No. 44. Chorale: Befiehl du deine Wege
  track: St. Matthew Passion, BWV 244: Part II: No. 45. Recitative and Chorus: Auf das Fest aber hatte der Landpfleger (Evangelist, Pilatus, Uxor Pilati, Chorus)
  track: St. Matthew Passion, BWV 244: Part II: No. 46. Chorale: Wie wunderbarlich ist doch diese Strafe
  track: St. Matthew Passion, BWV 244: Part II: No. 47. Recitative: Der Landpfleger sagte (Evangelist, Pilatus)
  track: St. Matthew Passion, BWV 244: Part II: No. 48. Recitative: Er hat uns allen wohlgetan (Soprano)
  track: St. Matthew Passion, BWV 244: Part II: No. 49. Aria: Aus Liebe will mein Heiland sterben (Soprano)
  track: St. Matthew Passion, BWV 244: Part II: No. 50. Recitative and Chorus: Sie schrieen aber noch mehr (Evangelist, Chorus, Pilatus)
album: Swedish Choral Society, Vol. 1
album: Johan Helmich Roman – A Musical Portrait
album: Folkmusik i förvandling
track: Ave Maria (Ellen's Gesang) D.839

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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 4. Recitative and Chorus: Da versammleten sich die Hohenpriester (Evangelist, Chorus, Jesus)
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St. Matthew Passion, BWV 244: Part I: No. 5. Recitative: Du lieber Heiland du (Alto)
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duration: PT0M54S
duration ms: 54333
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by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Monica Groop
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popularity: 0
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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 5. Recitative: Du lieber Heiland du (Alto)
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St. Matthew Passion, BWV 244: Part I: No. 6. Aria: Buss und Reu (Alto)
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by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Monica Groop
in album: J.S. Bach: St. Matthew Passion
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popularity: 0
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 6. Aria: Buss und Reu (Alto)
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St. Matthew Passion, BWV 244: Part I: No. 7. Recitative: Da ging hin der Zwolfen einer (Evangelist, Judas)
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duration: PT0M35S
duration ms: 35933
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Balcarras Crafoord
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popularity: 0
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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 7. Recitative: Da ging hin der Zwolfen einer (Evangelist, Judas)
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St. Matthew Passion, BWV 244: Part I: No. 8. Aria : Blute nur, du liebes Herz (Soprano)
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by artist: Drottningholm Baroque Ensemble
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popularity: 0
genre: classical
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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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 8. Aria : Blute nur, du liebes Herz (Soprano)
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St. Matthew Passion, BWV 244: Part I: No. 9. Recitative and Chorus: Aber am ersten Tage der sussen Brot (Evangelist, Chorus, Jesus)
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duration: PT2M5S
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explicit: false
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by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171643
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 9. Recitative and Chorus: Aber am ersten Tage der sussen Brot (Evangelist, Chorus, Jesus)
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St. Matthew Passion, BWV 244: Part I: No. 10. Chorale: Ich bin's, ich sollte bussen
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by artist: Drottningholm Baroque Ensemble
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popularity: 0
genre: classical
genre: classical-piano
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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 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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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 10. Chorale: Ich bin's, ich sollte bussen
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St. Matthew Passion, BWV 244: Part I: No. 11. Recitative: Er antwortete und sprach (Evangelist, Jesus, Judas)
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duration: PT2M54S
duration ms: 174733
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
by artist: Balcarras Craaford
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171645
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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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  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 11. Recitative: Er antwortete und sprach (Evangelist, Jesus, Judas)
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St. Matthew Passion, BWV 244: Part I: No. 12. Recitative: Wiewohl mein Herz in Tranen schwimmt (Soprano)
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duration: PT1M17S
duration ms: 77880
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Christina Högman
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171646
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x290d0985b730ad252863a555d8b082b2f2ece57b1e12e156ae592cff03f419ee. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171646.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 12. Recitative: Wiewohl mein Herz in Tranen schwimmt (Soprano)
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St. Matthew Passion, BWV 244: Part I: No. 13. Aria: Ich will dir mein Herze schenken (Soprano)
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duration: PT3M20S
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explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Christina Högman
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171647
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
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 13. Aria: Ich will dir mein Herze schenken (Soprano)
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St. Matthew Passion, BWV 244: Part I: No. 14. Recitative: Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
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duration: PT1M2S
duration ms: 62600
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171648
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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 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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 14. Recitative: Und da sie den Lobgesang gesprochen hatten (Evangelist, Jesus)
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St. Matthew Passion, BWV 244: Part I: No. 15. Chorale: Erkenne mich, mein Huter
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duration: PT0M59S
duration ms: 59933
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171649
additional property: CopyrightID
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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 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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 15. Chorale: Erkenne mich, mein Huter
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St. Matthew Passion, BWV 244: Part I: No. 16. Recitative: Petrus aber antwortete (Evangelist, Jesus, Petrus)
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duration: PT1M6S
duration ms: 66306
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Jospeh Cornwell
by artist: Karl-Magnus Fredriksson
by artist: Ove Pettersson
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171650
additional property: CopyrightID
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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 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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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 16. Recitative: Petrus aber antwortete (Evangelist, Jesus, Petrus)
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St. Matthew Passion, BWV 244: Part I: No. 17. Chorale: Ich will hier bei dir stehen
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popularity: 0
genre: classical
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isrc code: QMDA62171651
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c1801d9ed71c8b3da2778eef77734c17d9cee348c0949669eb1ae7f984a1220. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171651.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 17. Chorale: Ich will hier bei dir stehen
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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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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.347
  additional property: Loudness (dB)
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St. Matthew Passion, BWV 244: Part I: No. 18. Recitative: Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
type: MusicRecording
duration: PT1M35S
duration ms: 95800
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T21:00:58+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x8fcba7af9097bf73d5184d3eb88f6e003a3525f7b05c1fa236132a597a07d5d3
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171652
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0x8fcba7af9097bf73d5184d3eb88f6e003a3525f7b05c1fa236132a597a07d5d3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171652.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 18. Recitative: Da kam Jesus mit ihnen zu einem Hofe (Evangelist, Jesus)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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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: 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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St. Matthew Passion, BWV 244: Part I: No. 19. Recitative and Chorale: O Schmerz, hier zittert das gequalte Herz (Tenor, Chorus)
type: MusicRecording
duration: PT1M47S
duration ms: 107600
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171653
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T20:57:24+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x21b00c531c08ed1dc904cac2d1af45464069c25f914cc3d0cdf64d7030ecfdd8
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171653
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0x21b00c531c08ed1dc904cac2d1af45464069c25f914cc3d0cdf64d7030ecfdd8. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171653.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 19. Recitative and Chorale: O Schmerz, hier zittert das gequalte Herz (Tenor, Chorus)
  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
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: -21.117
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part I: No. 20. Aria and Chorus: Ich will bei meinem Jesu wachen (Tenor, Chorus)
type: MusicRecording
duration: PT4M48S
duration ms: 288973
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171654
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:58:53+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xf06cee96ef394f0b89b74f2d106ceee3a709c36313b3594d03396c6b37108f11
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171654
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xf06cee96ef394f0b89b74f2d106ceee3a709c36313b3594d03396c6b37108f11. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171654.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 20. Aria and Chorus: Ich will bei meinem Jesu wachen (Tenor, Chorus)
  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
    value: 4
  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)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.939
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
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St. Matthew Passion, BWV 244: Part I: No. 21. Recitative: Und ging hin ein wenig (Evangelist, Jesus)
type: MusicRecording
duration: PT0M41S
duration ms: 41200
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171655
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T17:43:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe6c3f33a99ee5664c11e4ac432a7831483be17d6238959826a47bf66a10bc279
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171655
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xe6c3f33a99ee5664c11e4ac432a7831483be17d6238959826a47bf66a10bc279. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171655.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 21. Recitative: Und ging hin ein wenig (Evangelist, Jesus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 79.702
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.318
  additional property: Energy
    type: PropertyValue
    value: 0.047
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.269
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.101
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.918
  additional property: Key Name
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  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part I: No. 22. Recitative: Der Heiland fallt vor seinem Vater nieder (Bass)
type: MusicRecording
duration: PT0M51S
duration ms: 51200
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Petteri Salomaa
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171656
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:59:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e877b1d37e813c89fe5b857a19b1e46fc03a2038e6f8815306ff896af476d66
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171656
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0x3e877b1d37e813c89fe5b857a19b1e46fc03a2038e6f8815306ff896af476d66. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171656.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 22. Recitative: Der Heiland fallt vor seinem Vater nieder (Bass)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.445
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.587
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
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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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    value: 0.234
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.599
  additional property: Key Name
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  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part I: No. 23. Aria: Gerne will ich mich bequemen (Bass)
type: MusicRecording
duration: PT4M19S
duration ms: 259466
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Petteri Salomaa
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171657
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T20:56:16+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xfc2bfdf9305644393b5d053efe3ddeb530c8abcb96c30f1f535ebf5207609a9c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171657
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xfc2bfdf9305644393b5d053efe3ddeb530c8abcb96c30f1f535ebf5207609a9c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171657.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 23. Aria: Gerne will ich mich bequemen (Bass)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.302
  additional property: Musical Key
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    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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St. Matthew Passion, BWV 244: Part I: No. 24. Recitative: Und er kam zu seinen Jungern (Evangelist, Jesus)
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duration: PT1M14S
duration ms: 74733
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by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 24. Recitative: Und er kam zu seinen Jungern (Evangelist, Jesus)
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St. Matthew Passion, BWV 244: Part I: No. 25. Chorale: Was mein Gott will, das g'scheh allzeit
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by artist: Johann Sebastian Bach
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by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
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popularity: 0
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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 25. Chorale: Was mein Gott will, das g'scheh allzeit
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St. Matthew Passion, BWV 244: Part I: No. 26. Recitative: Und er kam und fand sie aber schlafend (Evangelist, Jesus, Judas)
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duration ms: 140533
explicit: false
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by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
by artist: Balcarras Crafoord
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popularity: 0
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 26. Recitative: Und er kam und fand sie aber schlafend (Evangelist, Jesus, Judas)
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St. Matthew Passion, BWV 244: Part I: No. 27. Aria and Chorus: So ist mein Jesus nun gefangen (Duet Alto, Soprano, Chorus)
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duration: PT4M33S
duration ms: 273440
explicit: false
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by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Monica Groop
by artist: Christina Högman
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popularity: 0
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 27. Aria and Chorus: So ist mein Jesus nun gefangen (Duet Alto, Soprano, Chorus)
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St. Matthew Passion, BWV 244: Part I: No. 28. Recitative: Und siehe, einer aus denen (Evangelist, Jesus)
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by artist: Karl-Magnus Fredriksson
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popularity: 0
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 28. Recitative: Und siehe, einer aus denen (Evangelist, Jesus)
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St. Matthew Passion, BWV 244: Part I: No. 29. Chorale: O Mensch, bewein dein Sunde gross
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by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
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popularity: 0
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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part I: No. 29. Chorale: O Mensch, bewein dein Sunde gross
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St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus)
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duration: PT3M47S
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by artist: Monica Groop
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171664
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  value: https://explorer.copyrightchains.com/tx/0xb7963d792c0979c843b89d73146c6e01dd087ccc751b1a57df3b79d9b79f2ab3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171664
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xb7963d792c0979c843b89d73146c6e01dd087ccc751b1a57df3b79d9b79f2ab3. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171664.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 30. Aria and Chorus: Ach! Nun ist mein Jesus hin (Alto, Chorus)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
    value: 0.261
  additional property: Energy
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    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.112
  additional property: Loudness (dB)
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    value: -23.075
  additional property: Key Name
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  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part II: No. 31. Recitative: Die aber Jesum gegriffen hatten (Evangelist)
type: MusicRecording
duration: PT0M57S
duration ms: 57640
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171665
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:58:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c34866e7594274703f45b1e3226d7d8d42c4083c12aa97397d6adc036e1ce8e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171665
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0x3c34866e7594274703f45b1e3226d7d8d42c4083c12aa97397d6adc036e1ce8e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171665.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 31. Recitative: Die aber Jesum gegriffen hatten (Evangelist)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.255
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.666
  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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    value: 0.515
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.94
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part II: No. 32. Chorale: Mir hat die Welt truglich gericht'
type: MusicRecording
duration: PT0M42S
duration ms: 42226
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171666
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:58:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd54cbba0e31c55ef0cebfb91bc137f192a93dca1055de8b4e8ac644e3afc5bff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171666
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xd54cbba0e31c55ef0cebfb91bc137f192a93dca1055de8b4e8ac644e3afc5bff. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171666.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 32. Chorale: Mir hat die Welt truglich gericht'
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 72.929
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.241
  additional property: Energy
    type: PropertyValue
    value: 0.229
  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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    value: 0.345
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.308
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: Part II: No. 33. Recitative: Und wiewohl viel falsche Zeugen herzutraten (Evangelist, Testis, Pontifex)
type: MusicRecording
duration: PT1M6S
duration ms: 66733
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Birgitta Antonsson-Lazarz
by artist: Gunnar Birgersson
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171667
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T17:22:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe0d3a84b31246958469935f8f84860148181c9431c8fb5331c4c728f29f5e492
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171667
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xe0d3a84b31246958469935f8f84860148181c9431c8fb5331c4c728f29f5e492. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171667.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 33. Recitative: Und wiewohl viel falsche Zeugen herzutraten (Evangelist, Testis, Pontifex)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.933
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.363
  additional property: Energy
    type: PropertyValue
    value: 0.064
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.962
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.352
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.723
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
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St. Matthew Passion, BWV 244: Part II: No. 34. Recitative: Mein Jesus schweigt zu falschen Lugen stille (Tenor)
type: MusicRecording
duration: PT1M10S
duration ms: 70666
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171668
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:58:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2dbb7a371a626ece7eea425dd503552d63899e1b9570b058040195b51230fc42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171668
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0x2dbb7a371a626ece7eea425dd503552d63899e1b9570b058040195b51230fc42. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171668.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 34. Recitative: Mein Jesus schweigt zu falschen Lugen stille (Tenor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 74.656
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.467
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.137
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.244
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

St. Matthew Passion, BWV 244: Part II: No. 35. Aria: Geduld! Geduld! (Tenor)
type: MusicRecording
duration: PT3M37S
duration ms: 217800
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171669
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T20:55:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe8b9931ac7bcf46445cdfcd6deb98256bd20779183c8db464264cfec4e39761c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171669
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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 0xe8b9931ac7bcf46445cdfcd6deb98256bd20779183c8db464264cfec4e39761c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171669.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 35. Aria: Geduld! Geduld! (Tenor)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.466
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.159
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.371
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
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St. Matthew Passion, BWV 244: Part II: No. 36. Recitative and Chorus: Und der Hohepriester antwortete (Evangelist, Jesus, Pontifex, Chorus)
type: MusicRecording
duration: PT2M6S
duration ms: 126293
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
by artist: Gunnar Birgersson
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171670
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-01-28T19:03:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x872cf5ad8346e1b8552464a6a84d20942c29478f3155a11a66c92d6cd088bf7f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA62171670
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 36. Recitative and Chorus: Und der Hohepriester antwortete (Evangelist, Jesus, Pontifex, Chorus)
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St. Matthew Passion, BWV 244: Part II: No. 37. Chorale: Wer hat dich so geschlagen
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duration: PT0M47S
duration ms: 47773
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171671
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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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 37. Chorale: Wer hat dich so geschlagen
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St. Matthew Passion, BWV 244: Part II: No. 38. Recitative and Chorus: Petrus aber sass draussen im Palast (Evangelist, Petrus, Ancillae, Chorus)
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duration: PT2M16S
duration ms: 136506
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Lena Kästel
by artist: Ove Pettersson
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171672
additional property: CopyrightID
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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 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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 38. Recitative and Chorus: Petrus aber sass draussen im Palast (Evangelist, Petrus, Ancillae, Chorus)
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St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto)
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duration: PT5M59S
duration ms: 359066
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by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Monica Groop
in album: J.S. Bach: St. Matthew Passion
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171673
additional property: CopyrightID
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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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 39. Aria: Erbarme dich (Alto)
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St. Matthew Passion, BWV 244: Part II: No. 40. Chorale: Bin ich gleich von dir gewichen
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duration: PT1M3S
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by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
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popularity: 0
genre: classical
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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: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 40. Chorale: Bin ich gleich von dir gewichen
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St. Matthew Passion, BWV 244: Part II: No. 41. Recitative and Chorus: Des Morgens aber hielten alle Hohepriester (Evangelist, Judas, Chorus)
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duration: PT1M47S
duration ms: 107320
explicit: false
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by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Balcarras Crafoord
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171675
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 41. Recitative and Chorus: Des Morgens aber hielten alle Hohepriester (Evangelist, Judas, Chorus)
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St. Matthew Passion, BWV 244: Part II: No. 42. Aria: Gebt mir meinen Jesum wieder (Bass)
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duration: PT2M58S
duration ms: 178760
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by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Petteri Salomaa
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171676
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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 0x52cb8d5ca10007adc1be703b88e47542e9965d9446b285b98ee4cca2af4dae8a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171676.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 42. Aria: Gebt mir meinen Jesum wieder (Bass)
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St. Matthew Passion, BWV 244: Part II: No. 43. Recitative: Sie hielten aber einen Rat (Evangelist, Pilatus, Jesus)
type: MusicRecording
duration: PT1M58S
duration ms: 118840
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Karl-Magnus Fredriksson
by artist: Klas Hedlund
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171677
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: 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 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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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 43. Recitative: Sie hielten aber einen Rat (Evangelist, Pilatus, Jesus)
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St. Matthew Passion, BWV 244: Part II: No. 44. Chorale: Befiehl du deine Wege
type: MusicRecording
duration: PT1M1S
duration ms: 61293
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171678
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 44. Chorale: Befiehl du deine Wege
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St. Matthew Passion, BWV 244: Part II: No. 45. Recitative and Chorus: Auf das Fest aber hatte der Landpfleger (Evangelist, Pilatus, Uxor Pilati, Chorus)
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duration: PT2M22S
duration ms: 142906
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Kerstin Wahlström-Olsson
by artist: Klas Hedlund
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171679
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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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 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
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 45. Recitative and Chorus: Auf das Fest aber hatte der Landpfleger (Evangelist, Pilatus, Uxor Pilati, Chorus)
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St. Matthew Passion, BWV 244: Part II: No. 46. Chorale: Wie wunderbarlich ist doch diese Strafe
type: MusicRecording
duration: PT0M49S
duration ms: 49906
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Eric Ericson Chamber Choir
by artist: Drottningholm Baroque Ensemble
in album: J.S. Bach: St. Matthew Passion
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  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171680
additional property: CopyrightID
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 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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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 46. Chorale: Wie wunderbarlich ist doch diese Strafe
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St. Matthew Passion, BWV 244: Part II: No. 47. Recitative: Der Landpfleger sagte (Evangelist, Pilatus)
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duration: PT0M17S
duration ms: 17480
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Joseph Cornwell
by artist: Klas Hedlund
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
  date published: 2002-01-01
popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171681
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 47. Recitative: Der Landpfleger sagte (Evangelist, Pilatus)
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St. Matthew Passion, BWV 244: Part II: No. 48. Recitative: Er hat uns allen wohlgetan (Soprano)
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duration: PT1M6S
duration ms: 66466
explicit: false
by artist: Johann Sebastian Bach
by artist: Eric Ericson
by artist: Drottningholm Baroque Ensemble
by artist: Christina Högman
in album: J.S. Bach: St. Matthew Passion
  type: MusicAlbum
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171682
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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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 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 0x5094b35e494a731a3abe9d4012beae2786a84cdc815140cce1dea85bafd15006. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/QMDA62171682.
  date published: 2026-06-13T12:47:07Z
audio: St. Matthew Passion, BWV 244: Part II: No. 48. Recitative: Er hat uns allen wohlgetan (Soprano)
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St. Matthew Passion, BWV 244: Part II: No. 49. Aria: Aus Liebe will mein Heiland sterben (Soprano)
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by artist: Drottningholm Baroque Ensemble
by artist: Christina Högman
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popularity: 0
genre: classical
genre: classical-piano
isrc code: QMDA62171683
additional property: CopyrightID
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additional property: OTSVerificationAPI
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Swedish Choral Society, Vol. 1
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Johan Helmich Roman – A Musical Portrait
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Folkmusik i förvandling
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