1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdccf3b2aca0de85c9d1f4dac690912198f1da992fe64ea7a3d950089c71232ab. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/71350050-8226-4783-83c9-d55442ac4c1f.json and https://artists.proofprofile.net/proofs/artist/71350050-8226-4783-83c9-d55442ac4c1f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Great European Organs No.69: St.Matthias, Berlin-Schoneberg
Chorale Improvisations Op.65: No.40 - O Dass Ich Tausend Zungen Hatte
Chorale Improvisations Op.65: No.48 - Jerusalem, Du Hochgebaute Stadt
Chorale Improvisations Op.65: No.27 - Jesus Meine Zuversicht
Fantasia: "Halleluya! Gott Zu Loben,Bleibe Meine Seelenfreud Op.52/3
Meditations Sur Le Mystere De La Sainte Trinite - No.5 Meditations On The Divine Attrib
Fantasia: "Halleluya! Gott Zu Loben,bleibe Meine Seelenfreud Op.52/3
Great European Organs, Vol. 69: St. Matthias, Berlin-Schöneberg
66 Chorale Improvisations for Organ, Op. 65 (Excerpts): No. 40, O, dass ich tausend Zungen hätte
66 Chorale Improvisations for Organ, Op. 65 (Excerpts): No. 48, Jerusalem, du hochgebaute Stadt
66 Chorale Improvisations for Organ, Op. 65 (Excerpts): No. 27, Jesu, meine Zuversicht
3 Choralfantasien, Op. 52: No. 3, Halleluja, Gott zu loben bleibe meine Seelenfreud
10 Pieces for Organ, Op. 69 (Excerpts): No. 4, Moment musical
10 Pieces for Organ, Op. 69 (Excerpts): No. 5, Capriccio
Monologues for Organ, Book 2, Op. 63: VII. Ave Maria
Méditations sur le mystère de la Sainte Trinité, I/49: No. 5, Dieu est immense, éternel, immuable - Le souffle de l'esprit - Dieu est amour
Complete Organ Works Of Sigfrid Karg-Elert - Vol 1 - The Organ Of St. Georgskirche, Riedlingen, Germany
A Cycle Of Eight Short Pieces For Organ Op. 154
Partita Retrospettiva III Op.151: Phantasie
Partita Retrospettiva III Op.151: Dialogo
Partita Retrospettiva III Op.151: Minuetto
Partita Retrospettiva III Op.151: Finale
Complete Organ Works Of Sigfrid Karg-Elert - Vol 3 - The Steinmeyer Organ Of Altoona Cathedral, Pennsylvania, Usa
Twenty Preludes And Postludes Op.78: Allein Gott In Der Hoh Sei Her
Twenty Preludes And Postludes Op.78: Alles Ist An Gottes Segan
Twenty Preludes And Postludes Op.78: Aus Meines Herzens Grunde
Twenty Preludes And Postludes Op.78: Aus Tiefer Not Schrei Ich Zu Dir
Twenty Preludes And Postludes Op.78: Christe Du Lamm Gottes
Twenty Preludes And Postludes Op.78: Christus Der Ist Mein Leben
Twenty Preludes And Postludes Op.78: Dir, Dir, Jehova, Will Ich Singen
Twenty Preludes And Postludes Op.78: Es Ist Das Heil Uns Kommen Her
Twenty Preludes And Postludes Op.78: Herr Jesu Christ Dich Zu Uns Wend
Twenty Preludes And Postludes Op.78: Jesus Meine Zuversicht
Twenty Preludes And Postludes Op.78: Liebster Jesu, Wir Sind Hier
Twenty Preludes And Postludes Op.78: Lobt Gott, Ihr Christen Allzugleich
Twenty Preludes And Postludes Op.78: Machs Mit Mir, Gott, Nach Deiner Gut
Twenty Preludes And Postludes Op.78: Nach Einer Prufung Kurzer Tage
Twenty Preludes And Postludes Op.78: Nun Sich Der Tag Geendet Hat
Twenty Preludes And Postludes Op.78: O Gott Du Frommer Gott
Twenty Preludes And Postludes Op.78: Sollt Ich Meinem Gott Nicht Singen
Twenty Preludes And Postludes Op.78: Wachet Auf, Ruft Uns Die Stimme
Twenty Preludes And Postludes Op.78: Was Gott Tut, Das Ist Wohlgetan
Twenty Preludes And Postludes Op.78: Vom Himmel Hoch Da Komm Ich Her
Three Chorale Improvisations W14: Wunderbarer Konig
Three Chorale Improvisations W14: Sarabanda Semplica
Three Chorale Improvisations W14: Machs Mit Mir, Gott
Chorale Improvisation In Dulci Jubilo Op.75 (1) No. 2
Chorale Improvisation Der Holle Pforten Sind Zerstort Op.75 (1) No.3
Chorale Improvisation Gelobt Sei Gott Im Hochsten Thron Op.75 (1) No.4
The Complete Organ Works of Sigfrid Karg-Elert: Volume 8 - The Furtwangler & Hammer Organ of Marienkirche in Salzwedel, Germany
22 Leichte Pedalstudien Fur Die Orgel Op. 83: Nenia
23 Leichte Pedalstudien Fur Die Orgel Op. 83: Pezzo Semplice
24 Leichte Pedalstudien Fur Die Orgel Op. 83: Cadenza
25 Leichte Pedalstudien Fur Die Orgel Op. 83: Bagatelle
26 Leichte Pedalstudien Fur Die Orgel Op. 83: Cantilena
27 Leichte Pedalstudien Fur Die Orgel Op. 83: Idylle
28 Leichte Pedalstudien Fur Die Orgel Op. 83: Melodia
29 Leichte Pedalstudien Fur Die Orgel Op. 83: Invention
30 Leichte Pedalstudien Fur Die Orgel Op. 83: Sempre Agitato
31 Leichte Pedalstudien Fur Die Orgel Op. 83: Pastorella
32 Leichte Pedalstudien Fur Die Orgel Op. 83: Sequenz
33 Leichte Pedalstudien Fur Die Orgel Op. 83: Interludio
34 Leichte Pedalstudien Fur Die Orgel Op. 83: Sempre Leggiero
35 Leichte Pedalstudien Fur Die Orgel Op. 83: Canzonetta
36 Leichte Pedalstudien Fur Die Orgel Op. 83: Quasi Scherzo
37 Leichte Pedalstudien Fur Die Orgel Op. 83: Passacaglietta
38 Leichte Pedalstudien Fur Die Orgel Op. 83: Alla Marcia
39 Leichte Pedalstudien Fur Die Orgel Op. 83: Meditation
40 Leichte Pedalstudien Fur Die Orgel Op. 83: Toccatina
41 Leichte Pedalstudien Fur Die Orgel Op. 83: Alla Bach
42 Leichte Pedalstudien Fur Die Orgel Op. 83: Alla Bach
43 Leichte Pedalstudien Fur Die Orgel Op. 83: Arabeske
Symphonischer Choral 'Ach Bleib Mit Deiner Gnade Op. 87 No. 1
Symphonischer Choral 'Jesu Meine Freude' Op.87 No. 2 : Introduction
Symphonischer Choral 'Jesu Meine Freude' Op.87 No. 2 : Canzone
Symphonischer Choral 'Jesu Meine Freude' Op.87 No. 2 : Fuga Con Corale
The Complete Organ Works of Sigfrid Karg-Elert: Volume 7 - The Seifert Organ of St. Mary's Basilica, Kevelaer, Germany
Erste Sinfonische Kanzone (Kanzone Und Toccata) Op.85 No.1
Zweite Sinfonische Kanzone Op. 85 No. 2 - Fantasie - Kanzone - Passacaglia - Fuge
Chaconne (35 Variations On A Basso Ostinato) And Fugue Trilogy With Choral Op. 73
Karg-Elert: Complete Organ Works, Vol. 15
Keyboard Suite No. 5 in E Major, HWV 430: IV. Air "Harmonious Blacksmith" (Arr. S. Karg-Elert)
Christmas Oratorio, BWV 248: No. 10, Sinfonia "Hirtenmusik" (Arr. S. Karg-Elert for Organ)
Overture in the French Style in B Minor, BWV 831: XI. Echo (Arr. S. Karg-Elert)
12 Klavierstücke, Op. 85: No. 12, Abendlied
Lieder ohne Worte, Op. 38: No. 6, Duetto, MWV U 119 (Arr. S. Karg-Elert for Organ)
Lieder ohne Worte, Op. 19b: No. 1, Andante con moto, MWV U 86 (Arr. S. Karg-Elert for Organ)
3 Pieces, Op. 4: No. 3, Wiegenlied, HK 89 (Arr. S. Karg-Elert for Organ)
Reisebilder, Op. 7: No. 1, Morgensonne (Arr. for Organ)
5 Aquarellen, Op. 27: No. 5, Angelus (Version for Organ)
Complete Bach Works Vol. 1 - Advent & Christmas 4 CDs | Stefan Engels, Organ
Nun komm, der Heiden Heiland | Savior of the Nations, Come BWV 659
Nun komm, der Heiden Heiland |Savior of the Nations, Come BWV 660
Nun komm, der Heiden Heiland |Savior of the Nations, Come BWV 661
Nun komm, der Heiden Heiland |Savior of the Nations, Come BWV 599
Gott durch deine Güte (oder) Gottes Sohn ist kommen | God, by Your Goodness (or) God’s Son Has Come BWV 600
Herr Christ, der ein'ge Gottes Sohn (oder) Herr Gott, nun sei gepreiset | Lord Christ, God’s Only Son (or) Lord God, Be Now Praised BWV 601
Lob sei dem allmächtigen Gott | Praise Be to the Almighty God BWV 602
Wachet auf, ruft uns die Stimme | Awake, the Voice Calls to Us BWV 645
Herr Christ, der ein'ge Gottes Sohn | Lord Christ, God’s Only Son BWV 698
Nun komm, der Heiden Heiland | Savior of the Nations, Come BWV 699
O Vater, allmächtiger Gott | O Father, Almighty God BWV 758
Concerto G-Dur BWV 592 I. Ohne Bezeichnung
Fantasia in G BWV 571 I. Ohne Bezeichnung
Kanonische Veränderungen über "Vom Himmel hoch, da komm ich her" BWV 769 | From Heav’n Above to Earth I Come | Canone all’ ottava
Puer natus in Bethlehem | A Child is Born in Bethlehem BWV 603
Gelobet seist du, Jesu Christ | Praised are You, Jesus Christ BWV 604
Der Tag, der ist so freudenreich | The Day, It is So Joyful BWV 605
Vom Himmel hoch, da komm ich her | From Heav’n Above to Earth I Come BWV 606
Vom Himmel kam der Engel Schar | From Heaven Came the Angel Host BWV 607
Concerto d-Moll BWV 596 I. Ohne Bezeichnung
Concerto d-Moll BWV 596 IV. Largo e spiccato
Concerto d-Moll BWV 596 V. Ohne Bezeichnung
Gelobet seist du, Jesu Christ | Praised are You, Jesus Christ BWV 697
Vom Himmel hoch, da komm' ich her | From Heav’n Above to Earth I Come BWV 700
Vom Himmel hoch, da komm' ich her | From Heav’n Above to Earth I Come BWV 701
Das Jesulein soll doch mein Trost | Little Jesus Shall Be My Comfort BWV 702
Gottes Sohn ist kommen | God’s Son Has Come BWV 703
Wir Christenleut habn jetzund Freud | We Christian Folk Now Have Joy BWV 710
Fantasie in G (Pièce d’Orgue) BWV 572 Trés vitement
Lobt Gott, ihr Christen, allzugleich | Praise God, you Christians, all together BWV 609
Jesu meine Freude | Jesus, My Joy BWV 610
Christum wir sollen loben schon | We Shall Praise Christ BWV 611
Wir Christenleut' | We Christian People BWV 612
Wir Christenleut | We Christian People BWV 1090
Der Tag, der ist so freudenreich (oder) Ein Kinderlein so löbelich | O hail this brightest day of days (or) A Little Child So Praiseworthy BWV 719
Gelobt seist du, Jesu Christ | Praised are You, Jesus Christ BWV 722
Gelobt seist du, Jesu Christ | Praised are You, Jesus Christ BWV 723
Gott, durch deine Güte | God, by Your Goodness BWV 724
Lobt Gott, ihr Christen allzugleich |Praise God, you Christians, all together BWV 732
Nun freut euch, lieben Christen gmein |Rejoice Now, Dear Christians All BWV 734
Vom Himmel hoch, da komm ich her | From Heav’n Above to Earth I Come BWV 738
Concerto C-Dur BWV 594 I. Ohne Bezeichnung
Concerto C-Dur BWV 594 II. Recitativo (Adagio)
Lob sei dem allmächtigen Gott | Praise be to God Almighty Given BWV 704
Kommst du nun, Jesu, vom Himmel herunter auf Erden | Come Now, Jesus, from Heaven to Earth BWV 650
Helft mir Gottes Güte preisen | Help Me to Praise God’s Goodness BWV 613
Das alte Jahr vergangen ist | The Old Year Has Passed Away BWV 614
In dir ist Freude | In Thee Is Gladness BWV 615
Das alte Jahr vergangen ist | The Old Year Has Passed Away BWV 1091
Fuga in c (über ein Thema von Legrenzi) BWV 574
Wie schön leuchtet der Morgenstern (à 2 claviers et pèdale) | How Brightly Beams the Morning Star BWV 739
Wie schön leuchtet der Morgenstern | How Brightly Beams the Morning Star BWV 763
Wie schön leuchtet der Morgenstern | How Brightly Beams the Morning Star (Fragment) BWV 764
Mit Fried und Freud ich fahr dahin | With Peace and Joy I Depart BWV 616
Herr Gott, nun schleuß den Himmel auf | Lord God, Open Now the Heavens BWV 617
Herr Gott, nun schleuß den Himmel auf | Lord God, Open Now the Heavens BWV 1092
Partite diverse sopra il Corale Christ, You Are the Bright Day Partita I
Christ unser Herr zum Jordan kam | Christ Our Lord to Jordan Came BWV 684
Christ unser Herr zum Jordan kam | Christ Our Lord to Jordan Came BWV 685
Meine Seele erhebet den Herren | My Soul Magnifies the Lord BWV 648
Die Grablegung Christi, Op. 84: I. Vorspiel and Choral
Die Grablegung Christi, Op. 84: II. Rezitativ und Arioso
Die Grablegung Christi, Op. 84: III. Chor
Catholic Classics, Vol. 6: Catholic Marian Classics
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1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96e074d2ed4befcfc8a54268a3152845beb6b13e4c4fa3eb5253da9b1ebff613. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1hx8V7u0W6ROpt2YBx55hc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1hx8V7u0W6ROpt2YBx55hc.
Ave Maria, CG 89a (Arr. for Cello, Organ & Harp)
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{"copyright_id":"0xd41b7d79c4f811954489efca3ee49b597239ea7f48d7d1910b3d5e57c34de8b1","isrc":"US7851010362","name":"On This Day, O Beautiful Mother","registered_at":"2026-06-06T18:42:04Z","spotify_id":"7l7kOdUD1w1JCOYLxDO80g","type":"track"}
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{"copyright_id":"0x063b4a0f41a6dfa386f45a96f4684d561620afdc9b0ee89d5fb7bd792df12ba6","isrc":"US7851010370","name":"Immaculate Mary","registered_at":"2026-06-05T09:21:30Z","spotify_id":"6XmV9sUmYee2Z5wHmzZyli","type":"track"}
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{"copyright_id":"0x96e074d2ed4befcfc8a54268a3152845beb6b13e4c4fa3eb5253da9b1ebff613","isrc":"US7851010351","name":"Hail, Holy Queen Enthroned Above","registered_at":"2026-06-06T05:37:15Z","spotify_id":"65gsAVAlVpKYEc2I2kaiEm","type":"track"}
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