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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44deee4da3ba247135a8ffa194228e25462120601e3f9d208c6231a7b370b60f. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/31c70dab-59be-4a90-9b10-ccc346849677.json and https://artists.proofprofile.net/proofs/artist/31c70dab-59be-4a90-9b10-ccc346849677.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Amorosi pensieri: Songs for the Habsburg Court of the 1500s
Missa Usquequo Domine: IV. Sanctus & Benedictus
Missa super La dolce vista: IV. Sanctus & Benedictus
Missa super La dolce vista: V. Agnus Dei
Philippe de Monte: Missa Ultimi miei sospiri & Other Sacred Music
Missa Ultimi miei sospiri: IV. Sanctus & Benedictus
Isaac: Missa Wohlauff gut Gsell von hinnen & Other Works
Missa Wohlauff gut Gsell von hinnen: Ia. Kyrie I
Missa Wohlauff gut Gsell von hinnen: Ib. Christe
Missa Wohlauff gut Gsell von hinnen: Ic. Kyrie II
Missa Wohlauff gut Gsell von hinnen: IIa. Gloria in excelsis Deo
Missa Wohlauff gut Gsell von hinnen: IIb. Gratias agimus tibi
Missa Wohlauff gut Gsell von hinnen: IIc. Qui tollis peccata mundi, miserere
Missa Wohlauff gut Gsell von hinnen: IId. Qui sedes ad dexteram Patris
Missa Wohlauff gut Gsell von hinnen: IIIa. Credo in unum Deum
Missa Wohlauff gut Gsell von hinnen: IIIb. Deum de Deo
Missa Wohlauff gut Gsell von hinnen: IIIc. Crucifixus
Missa Wohlauff gut Gsell von hinnen: IIId. Et in Spiritum Sanctum
Missa Wohlauff gut Gsell von hinnen: IIIe. Confiteor unum baptisma
Missa Wohlauff gut Gsell von hinnen: IVa. Sanctus
Missa Wohlauff gut Gsell von hinnen: IVb. Pleni sunt caeli
Missa Wohlauff gut Gsell von hinnen: IVc. Osanna I
Missa Wohlauff gut Gsell von hinnen: Va. Benedictus
Missa Wohlauff gut Gsell von hinnen: Vb. Qui venit
Missa Wohlauff gut Gsell von hinnen: Vc. Osanna II
Missa Wohlauff gut Gsell von hinnen: VIa. Agnus Dei I
Missa Wohlauff gut Gsell von hinnen: VIb. Agnus Dei II
Missa Wohlauff gut Gsell von hinnen: VIc. Agnus Dei III
Quis dabit pacem populo timenti?: I. Quis dabit pacem populo timenti?
Quis dabit pacem populo timenti?: II. Quam tuas laudes
Quis dabit pacem populo timenti?: III. Maxima Phoebi soboles
Judaea et Jerusalem: I. Judaea et Jerusalem
Judaea et Jerusalem: II. Cras egrediemini
Judaea et Jerusalem: III. Constantes estote
Nymphes, nappés / Circumdederunt me, NJE 30.6
Missa pro defunctis "Requiem": I. Introitus
Missa pro defunctis "Requiem": II. Kyrie
Missa pro defunctis "Requiem": III. Graduale
Missa pro defunctis "Requiem": IV. Offertorium
Missa pro defunctis "Requiem": V. Sanctus & Benedictus
Missa pro defunctis "Requiem": VI. Agnus Dei
Missa pro defunctis "Requiem": VII. Communio
Nymphes des bois / Requiem aeternam, NJE 29.18 "La Déploration de Johannes Ockeghem"
Vultum tuum deprecabuntur, NJE 25.14: V. Mente tota
Missa Mente tota: IV. Sanctus & Benedictus
Lassus: Missa super Dixit Joseph & Motets
Missa super Dixit Joseph: IV. Sanctus & Benedictus
Missa Pater noster: I. Kyrie: a. Kyrie I
Missa Pater noster: I. Kyrie: b. Christe
Missa Pater noster: I. Kyrie: c. Kyrie II
Missa Pater noster: II. Gloria: a. Gloria in excelsis Deo
Missa Pater noster: II. Gloria: b. Domine Deus, Agnus Dei
Missa Pater noster: II. Gloria: c. Qui tollis peccata mundi, suspice
Missa Pater noster: III. Credo: a. Credo in unum Deum / Pater noster / Ave Maria
Missa Pater noster: III. Credo: b. Et incarnatus est / Et ne nos inducas / Et benedictus
Missa Pater noster: III. Credo: c. Crucifixus
Missa Pater noster: III. Credo: d. Et ascendit in caelum
Missa Pater noster: III. Credo: e. Et in Spiritum Sanctum / Pater noster / Ave Maria
Missa Pater noster: IV. Sanctus: a. Sanctus
Missa Pater noster: IV. Sanctus: b. Benedictus
Missa Pater noster: IV. Sanctus: c. Osanna
Missa Pater noster: V. Agnus Dei / Pater noster
Ad te levavi oculos meos: I. Ad te levavi oculos meos
Ad te levavi oculos meos: II. Miserere nostri Domine
Daran gedenck Jacob und Israel: I. Daran gedenck Jacob und Israel
Daran gedenck Jacob und Israel: II. Jauchtzet ir Himmel
Christe, qui lux es et dies: Verse 1. Christe, qui lux es et dies
Christe, qui lux es et dies: Verse 2. Precamur sancte Domine
Christe, qui lux es et dies: Verse 3. Ne gravis somnus irruat
Christe, qui lux es et dies: Verse 4. Defensor noster aspice
Christe, qui lux es et dies: Verse 5. Deo Patri sit gloria
Daser: Missa Pater noster: IV. Sanctus: a. Sanctus
Padovano: Missa A la dolc' ombra & Missa Domine a lingua dolosa
Missa A la dolc' ombra: IIa. Gloria in excelsis Deo
Missa A la dolc' ombra: IIb. Domine Deus, Agnus Dei
Missa A la dolc' ombra: IIIa. Credo in unum Deum
Missa A la dolc' ombra: IIIb. Et incarnatus est
Missa A la dolc' ombra: IIIc. Crucifixus
Missa A la dolc' ombra: IIId. Et in Spiritum Sanctum
Missa A la dolc' ombra: Vb. Agnus Dei II
Missa Domine a lingua dolosa: Ia. Kyrie I
Missa Domine a lingua dolosa: Ib. Christe
Missa Domine a lingua dolosa: Ic. Kyrie II
Missa Domine a lingua dolosa: IIa. Gloria in excelsis Deo
Missa Domine a lingua dolosa: IIb. Domine Deus, Agnus Dei
Missa Domine a lingua dolosa: IIIa. Credo in unum Deum
Missa Domine a lingua dolosa: IIIb. Et incarnatus est
Missa Domine a lingua dolosa: IIIc. Crucifixus
Missa Domine a lingua dolosa: IIId. Et in Spiritum Sanctum
Missa Domine a lingua dolosa: IVa. Sanctus
Missa Domine a lingua dolosa: IVb. Benedictus
Missa Domine a lingua dolosa: IVc. Osanna
Missa Domine a lingua dolosa: Va. Agnus Dei I
Missa Domine a lingua dolosa: Vb. Agnus Dei II
Regnart: Missa Christ ist erstanden & Other Works
Missa Christ ist erstanden: Ic. Kyrie II
Missa Christ ist erstanden: IIa. Gloria in excelsis Deo
Missa Christ ist erstanden: IIb. Qui tollis peccata mundi, miserere
Missa Christ ist erstanden: IIIa. Credo in unum Deum
Missa Christ ist erstanden: IIIb. Et incarnatus est
Missa Christ ist erstanden: IIIc. Crucifixus
Missa Christ ist erstanden: IIId. Et iterum venturus est
Missa Christ ist erstanden: IIIe. Et in Spiritum Sanctum
Missa Christ ist erstanden: IVa. Sanctus
Missa Christ ist erstanden: IVb. Benedictus
Missa Christ ist erstanden: Va. Agnus Dei I
Missa Christ ist erstanden: Vb. Agnus Dei II
Wann ich nur dich hab: I. Wann ich nur dich hab
Wann ich nur dich hab: II. Obgleich Leib und Seel
Missa Freu dich, du werthe Christenheit: Ia. Kyrie I
Missa Freu dich, du werthe Christenheit: Ib. Christe
Missa Freu dich, du werthe Christenheit: Ic. Kyrie II
Missa Freu dich, du werthe Christenheit: IIa. Gloria in excelsis Deo
Missa Freu dich, du werthe Christenheit: IIb. Qui tollis peccata mundi, miserere
Missa Freu dich, du werthe Christenheit: IIIa. Credo in unum Deum
Missa Freu dich, du werthe Christenheit: IIIb. Et incarnatus est
Missa Freu dich, du werthe Christenheit: IIIc. Crucifixus
Missa Freu dich, du werthe Christenheit: IIId. Et in Spiritum Sanctum
Missa Freu dich, du werthe Christenheit: IVa. Sanctus
Missa Freu dich, du werthe Christenheit: IVb. Benedictus
Missa Freu dich, du werthe Christenheit: IVc. Osanna
Missa Freu dich, du werthe Christenheit: Va. Agnus Dei I
Missa Freu dich, du werthe Christenheit: Vb. Agnus Dei II
Johannes de Cleve: Missa Rex Babylonis & Other Works
Carole qui veniens: I. Carole qui veniens a Caesare
Carole qui veniens: II. En tibi gratantes
Missa Rex Babylonis: IIa. Gloria in excelsis Deo
Missa Rex Babylonis: IIb. Qui tollis peccata mundi, miserere
Missa Rex Babylonis: IIIa. Credo in unum Deum
Missa Rex Babylonis: IIIb. Et incarnatus est
Missa Rex Babylonis: IIId. Et resurrexit tertia die
Missa Rex Babylonis: IIIe. Et iterum venturus est
Laudate Dominum: I. Laudate Dominum omnes gentes
Laudate Dominum: II. Gloria Patri, et Filio
Timete Dominum: I. Timete Dominum omnes sancti eius
Timete Dominum: II. Divites eguerunt et esurierunt
Credo quod redemptor: I. Credo quod redemptor meus vivit
Credo quod redemptor: II. Reposita est haec spes mea
Rex Babylonis: I. Rex Babylonis venit ad lacum
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 1, Incipit lamentatio Jeremiae prophetae
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 2, Aleph
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 3, Quomodo sedet sola civitas
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 4, Beth
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 5, Plorans ploravit in nocte
Lamentations II for Maundy Thursday "In Coena Domini": Lectio I: No. 6, Jerusalem, Jerusalem
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 1, Vau
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 2, Et egressus est a filia Sion
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 3, Zain
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 4, Recordata est Jerusalem
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 5, Viderunt eam hostes
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 6, Heth
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 7, Peccatum peccavit Jerusalem
Lamentations II for Maundy Thursday "In Coena Domini": Lectio II: No. 8, Jerusalem, Jerusalem
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 1, Jod
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 2, Manum suam misit hostis
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 3, Caph
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 4, Omnis populus eius gemens
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 5, Vide, Domine, et considera
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 6, Lamed
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 7, O vos omnes
Lamentations II for Maundy Thursday "In Coena Domini": Lectio III: No. 8, Jerusalem, Jerusalem
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 1, De lamentatione Jeremiae prophetae
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 2, Heth
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 3, Cogitavit Dominus dissipare murum filiae Sion
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 4, Luxitque antemurale
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 5, Teth
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 6, Defixae sunt in terra portae eius
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 7, Jod
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 8, Sederunt in terra
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 9, Abiecerunt in terram
Lamentations II for Good Friday "In Parasceve": Lectio I: No. 10, Jerusalem, Jerusalem
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 1, Lamed
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 2, Matribus suis dixerunt
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 3, Mem
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 4, Cui comparabo te?
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 5, Magna est enim velut mare contritio tua
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 6, Nun
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 7, Prophetae tui viderunt tibi falsa et stulta
Lamentations II for Good Friday "In Parasceve": Lectio II: No. 8, Jerusalem, Jerusalem
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 1, Aleph
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 2, Ego vir videns paupertatem meam
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 3, Aleph
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 4, Me minavit, et adduxit
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 5, Aleph
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 6, Tantum in Me vertit
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 7, Beth
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 8, Vetustam fecit pellem meam
Lamentations II for Good Friday "In Parasceve": Lectio III: No. 9, Jerusalem, Jerusalem
Lamentations II for Holy Saturday "Sabbato Sancto": Lectio I: No. 1, De lamentatione Jeremiae prophetae
Jean Guyot: Te Deum laudamus & Other Sacred Music
Te Deum Patrem: I. Te Deum Patrem ingenitum
Te Deum Patrem: II. Gloria Patri qui creavit nos
Amen, amen dico vobis: I. Amen, amen dico vobis
Amen, amen dico vobis: II. Qui manducat meam carnem
Prudentes virgines: I. Prudentes virgines
Prudentes virgines: II. Fatuae autem sapientibus dixerunt
Omni tempore benedic Deum: I. Omni tempore benedic Deum
Omni tempore benedic Deum: II. Bona est oratio in ieiunio
Adorna thalamum: II. Accipiens Simeon puerum in manibus suis
Te Deum laudamus: III. Sanctus, sanctus, sanctus
Te Deum laudamus: IV. Pleni sunt caeli et terra
Te Deum laudamus: V. Te Prophetarum laudabilis numerus
Te Deum laudamus: VI. Te per orbem terrarum
Te Deum laudamus: VII. Venerandum tuum verum et unicum Filium
Te Deum laudamus: VIII. Tu, Rex gloriae, Christe
Te Deum laudamus: IX. Tu, ad liberandum suscepturus hominem
Te Deum laudamus: X. Tu ad dexteram Dei sedes
Te Deum laudamus: XII. Salvum fac populum tuum, Domine
Te Deum laudamus: XIII. Per singulos dies benedicimus te
Te Deum laudamus: XIV. Dignare, Domine, die isto
Te Deum laudamus: XV. Fiat misericordia tua Domine super nos
Vaet: Missa Ego flos campi & Other Sacred Music
Missa Ego flos campi: IV. Sanctus & Benedictus
Regnart: Missa super Oeniades Nymphae & Other Sacred Music
Quod mitis sapiens nulli virtute secundus
Missa super Oeniades Nymphae: II. Gloria
Missa super Oeniades Nymphae: III. Credo
Missa super Oeniades Nymphae: IV. Sanctus – Benedictus
Missa super Oeniades Nymphae: V. Agnus Dei
Music for the Court of Maximilian II: Vaet, Lassus, Galli
Missa Ascendetis post filium: II. Gloria
Missa Ascendetis post filium: III. Credo
Missa Ascendetis post filium: IV. Sanctus & Benedictus
Missa Ascendetis post filium: V. Agnus Dei
Padovano: Missa Domine a lingua dolosa: Vb. Agnus Dei II