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 0x8d979e2d1f850de9dcd0d55a990bbaa6a789872afe55ae30e4ee27a0a1baeab0. Chain 2 (Bitcoin): anchored in block 954115 (2026-06-17T15:44:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78c54ea5-2652-4ce7-901e-cca36f6258c8.json and https://artists.proofprofile.net/proofs/artist/78c54ea5-2652-4ce7-901e-cca36f6258c8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Messiah, HWV 56: XVI. "Rejoice Greatly, o Daughter of Zion"
Vesperae solennes de confessore, K. 339: V. Laudate Dominum - Live
Christmas Oratorio, BWV 248: No. 8 Aria: "Großer Herr, o starker König"
Orchestra Sinfonica di Milano Giuseppe Verdi
Samson, HWV 57: Air: "Let The Bright Seraphim"
Herz und Mund und Tat und Leben, Cantata BWV 147: (Arr. by Chris Hazell)
Messiah, HWV 56 / Pt. 1: III. "Ev'ry Valley Shall Be Exalted"
Exsultate, jubilate, K. 165: IV. Alleluja. Allegro
In the Bleak Midwinter - Arr. by Mack Wilberg
Otello, Act IV: Ave Maria, piena di grazia "Desdemona's Prayer"
Christmas Oratorio, BWV 248: No. 4 Aria: " Bereite dich, Zion"
Brass Ensemble of the Berlin Philharmonic Orchestra
8 geistliche Gesänge, Op. 138: 4. Unser lieben Frauen Traum
8 geistliche Gesänge, Op. 138: 3. Nachtlied
Sinfonies de Fanfare in D Major: 1. Rondeau
Christmas Oratorio, BWV 248: No. 10 Sinfonia
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": I. Vivace – Grave
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": II. Allegro
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": III. Adagio – Allegro – Adagio
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": IV. Vivace
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": V. Allegro –
Concerto grosso in G Minor, Op. 6 No. 8 "Christmas Concerto": VI. Largo. Pastorale
Messiah, HWV 56 / Pt. 1: XIII. "Pifa (Pastoral Symphony)"
A Spirit's Whisper: Selected Works by Bo Nilsson
Brief an Gosta Oswald: Ein irrender Sohn
Ett blocks timme: I. Stunde eines Blocks
Brief an Gosta Oswald: Mädchen Totenlieder
Ett blocks timme: II. Wo die Erde sich trollt
Brief an Gosta Oswald: Und die Zeiger seiner Augen wurden
A Spirit's Whisper in Swedenborg's Gazebo
Ett blocks timme: V. Welch ein Marsch hören Sie
Tusenskönan från Åskloster (From "Missilen")
Vaggvisa för ett spoke (From "Missilen")
Jag tänker en ljuvlig tanka (From "Missilen")
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 → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e103935ccf63e7ba55a22d7ea42f18bdb38e7bbf1fce30f1764631da2af45f9. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEM0213010.
Music for 5, Op. 86: Music for Five, Op. 86
I-Ching Variations, for brass quintet and live electronics: First movement
I-Ching Variations, for brass quintet and live electronics: Second Movement
I-Ching Variations, for brass quintet and live electronics: Third Movement
Break-Dance: Break Dance, for piano and brass quintet
Melancholy Tango, for five brass players and their voices
Danza alta, sobre "la Spagna" (Arr. U. Agnas for brass ensemble)
Danserye: No. 10, Mon desir (Arr. U. Agnas for brass ensemble)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87f97fdcb76f32043bd48e955d4266e04b2d1e4e9a89a2087bf4a748c9b9ffd0. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEV1217020.
Danserye: Gaillarde No. 2 - Allemaigne No. 8 (Arr. U. Agnas for brass ensemble)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a52c081b1dfbd7bf57de1513e74fd07b454ebc82eb31264dfb0974ef03a25fe. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/SEAEV1217030.
Madrigals for 5 Voices, Book 5: Tu m'uccidi, o crudele (Arr. U. Agnas for brass ensemble)
The Earl of Essex, his Galliard, P. 12 (Arr. C. Lindberg for brass ensemble)
Semper Dowland semper dolens, P. 9 (Arr. C. Lindberg for brass ensemble)
Danserye: Pavane d'Espagne, "Dance du roy" (Arr. U. Agnas for brass ensemble)
Danserye: Pavane, "Mille Regrets" (Arr. U. Agnas for brass ensemble)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc17323437deda8702b328dd8b14f88d52821e05e3d0bed8c80979b93de6544b2. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/SEAEV1217080.
Danserye: Bergerette, "Sans roch" (Arr. U. Agnas for brass ensemble)
Lachrimae, P. 15 (Arr. J. Agnas for brass ensemble)
The Frog Galliard, P. 23 (Arr. J. Agnas for brass ensemble)
T'amo mia vita, la mia cara vita (Arr. U. Agnas for brass ensemble)
Tuordion (Arr. S. Gustavsson for brass ensemble)
Je l'ayme bien (Arr. S. Gustavsson for brass ensemble)
Branle double, la vieille (Arr. S. Gustavsson for brass ensemble)
Vous me tuez si doucement - Au joly bois (Arr. S. Gustavsson for brass ensemble)
La, la, la, je ne l'ose dire (Arr. S. Gustavsson for brass ensemble)
Book of Songs, Book 1: If my complaints could passions move (Arr. J. Agnas for brass ensemble)
Sir John Smith, his Almain, P. 47 (Arr. J. Agnas for brass ensemble)
Passe et Medio (Arr. U. Agnas for brass ensemble)
Danserye: Gaillarde No. 15: Le tout (Arr. U. Agnas for brass ensemble)
The King of Denmark's Galiard, H. 11 (Arr. C. Lindberg for brass ensemble)
Mr. Giles Hobi es Galliard, H. 15 (Arr. C. Lindberg for brass ensemble)
Dolcissima mia vita (Arr. U. Agnas for brass ensemble)
L'Orfeo, Act I: Sinfonia (Arr. U. Agnas for brass ensemble)
L'incoronazione di Poppea, Act III: Pur ti miro (Arr. U. Agnas for brass ensemble)
L'Orfeo, Act III: Sinfonia (Arr. U. Agnas for brass ensemble)
Scherzi musicali cioe arie et madrigali, SV 246-251: Scherzi musicali cioe arie et madrigali: Damigella tutta bella (Arr. U. Agnas for brass ensemble)
Brass Quintet No. 1, Op. 73: I. Allegro vivace
Brass Quintet No. 1, Op. 73: II. Chaconne
Brass Quintet No. 1, Op. 73: III. Con brio
Foliations: Variation 4, "Canzona ultima"
Brass Quintet No. 2: II. Lento, sostenuto
Brass Quintet No. 2: III. Allegro brillante
Histoire du soldat Suite (the Soldier's Tale Suite): I. Tango [arr. J. Agnas]
Histoire du soldat Suite (the Soldier's Tale Suite): II. Waltz [arr. J. Agnas]
Histoire du soldat Suite (the Soldier's Tale Suite): III. Ragtime [arr. J. Agnas]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x615fbd7a3fc416e2f62173a92ff095ffaf8b84fb4822361a4555525dfe9d23e7. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), 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/SEAEG9313010.
Brass Quintet No. 1, Op. 5: II. Adagio - Allegro - Adagio
Brass Quintet No. 2, Op. 6: I. Allegro risoluto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc67d30812affecf42460ee3bfc0a39db18cef807a2ff5e5a0e938345e8fd5bd. Chain 2 (Bitcoin): anchored in block 957011 (2026-07-07T08:25:35Z), 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/SEAEG9313040.
Brass Quintet No. 2, Op. 6: II. Tema con variazioni
Brass Quintet No. 2, Op. 6: III. Allegro vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08ed261ab8378b7e8b94f5e42c6f1b48906a16e4b7e89598a1e2f4e7116c37ed. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEG9313060.
Brass Quintet No. 3, Op. 7: I. Allegro moderato
Brass Quintet No. 3, Op. 7: II. Intermezzo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce69fd450463dafb674b70ced9cab10beeaff9894cb7cb10d2370ef862880135. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEG9313080.
Brass Quintet No. 3, Op. 7: III. Andante
Brass Quintet No. 4, Op. 8: I. Allegro commodo
Brass Quintet No. 4, Op. 8: III. Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d11bf429c867fdc7f12fd7de375453b68177a6d08598f5d6069b5f9aa82a8ee. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/SEAEG9313130.
Brass Quintet No. 4, Op. 8: IV. Allegro con brio
Ploner Musiktag, Morgenmusik von Turm zu blasen: I. Mässig bewegt
Ploner Musiktag, Morgenmusik von Turm zu blasen: II. Lied
Ploner Musiktag, Morgenmusik von Turm zu blasen: III. Bewegt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4014754ddb4bf01661665037b15851d26dc0f008f56e25322c1a478d335f379f. Chain 2 (Bitcoin): anchored in block 957012 (2026-07-07T08:27:05Z), 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/DEF059803650.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2204b76f09295eb2b79ce592bf02bfb72f9464ce46ec58db5c56f3cd0f1cb1c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEF059803840.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaffb6d53b74389bab37cb1795322f170916c7f35b29e2b3149217c964b9850b0. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/DEF059803860.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd94791c8cbaadfffe6449a700c3209ec11eaf5d1f077bb3a3609b24289dc426. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803870.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x594056623bf0e333ce2bd400dd1e17db6bb4c69ff14dc7bc56180ac3691f1d14. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfcd07f048e9377bde46cf71dde45a0cb097b6628c072727eef6d8074dbc1c03. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803900.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb55e3204f7b47ddc747a275b851b13ec64fe51edd52e856860b736c8615aa52. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059803940.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcf410e6bcf857843343eeb15416c5c5d7dac9013b5d1cfa9cd30c4455ea30e5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEF059803950.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6eb508706d0c0b4cf728e07414903a10d8f6860b90472618cd307fc74246faf3. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEF059803970.
Lindberg, C.: Helikon Wasp / The World of Montuagretta / Condor Canyon (A Composer's Portrait I)
Orquestra Sinfônica do Estado de São Paulo
Flute Concerto, "the World of Montuagretta": I. Isola: Adagio. - Mandarena: Allegro vivo
Flute Concerto, "the World of Montuagretta": II. Cadenza 'Horry the Lorry': Rubato ironico
Flute Concerto, "the World of Montuagretta": III. Dreams of Arkandia: Lento
Flute Concerto, "the World of Montuagretta": IV. Cadenza impala: Adagio - Rubato imposante
Flute Concerto, "the World of Montuagretta": V. Moriatto bianco: Vivace - Chorale - Vivace
… Ty solen ar uppe! ( … For the sun Is arisen!): ...Ty solen ar uppe! [... For the sun Is arisen!]
The Nutcracker, Op. 71, TH 14: Overture - Live at Walt Disney Concert Hall, Los Angeles / 2013
The Nutcracker, Op. 71, TH 14 / Act 2: No. 12d Divertissement: Trépak (Russian Dance) - Live at Walt Disney Concert Hall, Los Angeles / 2013
The Nutcracker Suite, Op. 71a: IIb. Dance of the Sugar Plum Fairy
The Nutcracker, Op. 71, TH 14 / Act 2: No. 12e Divertissement: Dance of the Reed Pipes - Live at Walt Disney Concert Hall, Los Angeles / 2013
The Nutcracker, Op. 71, TH 14 / Act 1: No. 3 Children's Galop and Entry of the Parents - Live at Walt Disney Concert Hall, Los Angeles / 2013
3 German Dances, K. 605: No. 3 in C Major, Trio "Die Schlittenfahrt"
Lieutenant Kijé Suite, Op. 60: IV. Troika
The Nutcracker, Op. 71, TH 14 / Act 2: No. 15 Final Waltz and Apotheosis - Live at Walt Disney Concert Hall, Los Angeles / 2013
Shepherd's Pipe Carol (Adapted by Chris Hazell)
The Nutcracker, Op. 71, TH 14 / Act 2: No. 12a Divertissement: Chocolate (Spanish Dance) - Live at Walt Disney Concert Hall, Los Angeles / 2013
Villancicos españoles: Villancico Andaluz
The Nutcracker, Op. 71, TH 14 / Act 2: No. 12c Divertissement: Tea (Chinese Dance) - Live at Walt Disney Concert Hall, Los Angeles / 2013
The Nutcracker, Op. 71, TH 14 / Act 2: No. 14d Pas de deux. The Prince and the Sugar-Plum Fairy: Coda - Live at Walt Disney Concert Hall, Los Angeles / 2013
Magnificat in D Major, BWV 243: Chorus: "Fecit potentiam"
Musikalische Schlittenfahrt: V. Schlittenfahrt
Mary's Boy Child - Arr. by David Cullen & Chris Hazell
Villancicos españoles: Villancico Castellano
The Nutcracker, Op. 71, TH 14 / Act 2: No. 14c Pas de deux. The Prince and the Sugar-Plum Fairy: Variation II (Dance of the Sugar-Plum Fairy) - Live at Walt Disney Concert Hall, Los Angeles /
Magnificat in D Major, BWV 243: Chorus: "Magnificat"
Messiah, HWV 56 / Pt. 1: XVI. "Rejoice Greatly, o Daughter of Zion"
Concerto in G Major, S. 213: V. Loure. Cantabile
Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 8 Aria: "Großer Herr, o starker König"
Samson / Act 3, HWV 57: Air: "Let The Bright Seraphim"
Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 4 Aria: " Bereite dich, Zion"
Christmas Oratorio, BWV 248 / Part Two - For The Second Day Of Christmas: No. 10 Sinfonia
In nativitatem Domini canticum, H. 416: III. Nuit
The Four Seasons, Violin Concerto in F Minor, Op. 8/4, RV 297 "Winter": I. Allegro non molto - Allegro
The Four Seasons, Violin Concerto in F Minor, Op. 8/4, RV 297 "Winter": II. Largo
The Four Seasons, Violin Concerto in F Minor, Op. 8/4, RV 297 "Winter": III. Allegro
Herz und Mund und Tat und Leben, Cantata BWV 147: No. 10 Jesu, Joy of Man's Desiring (Arr. by Guillermo Figueroa)
Noël pour les instruments, H. 531: III. Vous qui désirez sans fin
Noël sur les instruments, H. 534: V. A la venue de Noël
Noël sur les instruments, H. 534: IV. Or nous dites, Marie
Noël sur les instruments, H. 534: II. Où s'en vont ces gais bergers?
Cantiones Sacre (1620) - Eingerichtet für Blechbläser von Hans-Dieter Schwarz: No. 15 - "In dulci jubilo"
Messiah, HWV 56 / Pt. 1: 12. "For unto us a Child is born"
Christmas Oratorio, BWV 248, Pt. 2 "For the Second Day of Christmas": No. 10, Sinfonia