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 0x951709d92fa794938d85ac23dadfcdebbf9c5a8bcceec3ac179c486220517950. Chain 2 (Bitcoin): anchored in block 954516 (2026-06-20T07:04:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9fe11a31-9904-48be-b994-9d57a9b9b925.json and https://artists.proofprofile.net/proofs/artist/9fe11a31-9904-48be-b994-9d57a9b9b925.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fontanesi: Four Brass Concert (Trumpet, Trombone, Horn, Tuba)
Concerto for Trumpet, Strings and Percussion in B-Flat Major: I. Allegro
Concerto for Trumpet, Strings and Percussion in B-Flat Major: II. Adagio con variazioni
Concerto for Trumpet, Strings and Percussion in B-Flat Major: III. Allegro
Concerto for Trombone, Strings and Percussion: I. Allegro
Concerto for Trombone, Strings and Percussion: II. Adagio
Concerto for Trombone, Strings and Percussion: III. Allegro molto
Concerto for Horn, Strings and Percussion in F Major: I. Allegro
Concerto for Horn, Strings and Percussion in F Major: II. Adagio
Concerto for Horn, Strings and Percussion in F Major: III. Allegro
Concerto for Tuba, Strings and Percussion: I. Allegro
Concerto for Tuba, Strings and Percussion: II. Andante con variazioni
Concerto for Tuba, Strings and Percussion: III. Allegro assai
Ouverture from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Toot Toot Tootsie Toot from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Peanut Brittle Brigade from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Sugar Rum Cherry from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Entr'acte from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
The Volga Vouty from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Chinoiserie from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Arabesque Cookie from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Dance of the Floreadores from the Nutcracker Suite - Arr. Duke Ellington - Marco Pierobon - Live
Tu Scendi Dalle Stelle / Adeste Fideles / Silent Night / O Tannenbaum / White Christmas / Have Yourself a Merry Little Christmas - Live
The Christmas Song / Carol of the Bells / Let It Snow / Sleigh Ride / Santa Claus Is Comin’ to Town / Frosty the Snowman / All I Want for Christmas Is You / Happy Xmas / Last Christmas / Feli
Andante cantabile (Top Tones Etude XXIII)
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 0x5fd53679eefe3466cd71fe6dcf460bde128ca5f5b062603fa275cfddaca622ca. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USHM82065914.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fea34e3ffdc1080813d704b584bcf71f6e6e7dc0c461c935911efc45ef8868f. 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/USHM82065916.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafde8172bdbdc8bfdd7364395cf09fbfd8f3fc64718c199baa8abef6aa12dd78. 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/USHM82065922.
Orchestra di Fiati dell'ISSM di Modena e Carpi
Sonata III. Moderately Fast, with Energy
Made in Italy - New and Old Original Italian Music for Trumpet and Wind Band
Trumpet Episode for Trumpet and Wind Band
Duetto Originale for Two Trumpets and Wind Band
Concerto in F, Op. 123 for Trumpet and Wind Band
Tema & Variazioni for Trumpet and Wind Band
Concerto for Trumpet and Wind Band: I. Allegro
Concerto for Trumpet and Wind Band: II. Moderato
Concerto for Trumpet and Wind Band: III. Molto allegro
Trumpet Concerto in F Minor, Op.18: I. Allegro Moderato
Trumpet Concerto in F Minor, op.18: II. Andante Religioso
Trumpet Concerto in F Minor, Op.18: III. Rondo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe2daee0068f151da57a20b0c7c947122d8b6b285012da87e85e9373c00a398f. 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/ITR511100006.
Trumpet Concerto In E-Flat Major, Hob.: Viie, 1: I. Allegro
Trumpet Concerto In EFlat Major, Hob.: Viie, 1: II. Andante
Trumpet Concerto In E-Flat Major, Hob.: Viie, 1: III. Allegro