1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. 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 0xcdad214cf346c54cf75d7447dffd44bb31e20653c902bd8888ccf662c6f7ce43. 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/2afcd5c4-4b6b-49a0-9d4a-3deaeb25f6f4.json and https://artists.proofprofile.net/proofs/artist/2afcd5c4-4b6b-49a0-9d4a-3deaeb25f6f4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Lamento della ninfa, SV 163: No. 3, Amor
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fdfa624b83e86650d62638ada0a4b0382ae5e1413f1d987463c9df059974798. 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/FRZ130700350.
Don Juan, Wq. 52: No. 31, Danza degli spettri a delle furie. Allegro non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02334763f2d9789d1005643907ce4d8ed1def63b201ed8abd44c7afadb0622f8. 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/FRZ130948050.
Adagio for Strings, Op. 11 - Arr. as Agnus Dei by Laurence Equilbey
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3baa1211c4af6e913f18d17fc285672953c6e66150548600a9b1564c8794e050. 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/FRZ130110430.
Les valseuses - After Bertrand Blier's Film
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5887613c5973ba0c10002f61213b5d22e085166d8bf43e1fa01f0cea05e18aec. 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/FRZ130948120.
Adagio for Strings, Op. 11 - Agnus Dei, Choral Version in B-Flat Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf71ad0cef6f64ccb4c012575dff8e5a97b178b71abc1d70ddbeb40df3721ac75. 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/FRZ130948010.
Nisi Dominus in G Minor, RV 608: No 4, Cum dederit (Aria)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d6efea40c2f16a761b4d50b8b9857ef125a529025c15b9e410c43b35adb96d0. 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/FRZ130948060.
Symphony No. 5: IV. Adagietto - Arr. for Solists and Chorus by Gérard Pesson
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeafbd7e54823be98339ca327ab4c110d5969e5fb274bb04b5b4ca81fa316aa12. 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/FRZ130948210.
King Arthur, Z. 628: What Power Art Thou (Aria)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeece9b49348ae92e89add888c552e2ae43c740631c2dc78b441b0ded2f757bc6. 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/FRZ130948040.
Brandenburg Concerto No. 1 in F Major, BWV 1046: I. —
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd69afc3cadb8a6bc1d69fd15ef42ddbcb9c4ec5741f5dbbb481d408443c4398. 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/FRX290500171.
Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e990fd363f8febff4898ade1ece49eff7d258e8d1b5f1547022f4085e425b67. 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/FRZ130700580.
Herz und Mund und Tat und Leben, BWV 147: X. Jesus bleibet meine Freude - Arr. for Choir
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b1e85ac177a7845a1e3442149fa0f8d44c5396735f470a934797076f08ffb8f. 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/FRZ130921020.
Komm süsser Tod, BWV 478 - Arr. for Choir by Knut Nystedt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e554ef6106a52ee06d9f98bf761fe528635fe861298eb93cb737e86657c0a8. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/FRZ130110450.
Matthäuspassion, BWV 244: Kommt, ihr Töchter, helf mir klagen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18371c2137fb3d12adc7ebb94b8ec7e2dcf410f1fbd91eafcdf50e83f386b3a. 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/FRZ139099010.
Le messie, HWV 56: Alleluia - Arr. by Wolfgang Amadeus Mozart
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb920eb943ed0177c43bc1f5723417966e26ffe8f4bf498b88154a7ca895831db. 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/FR10S1703071.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3060d411ed9ea417c87e0b00e626863d2f609ff318999458d5aa5f3fc9d75189. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), 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/FR10S1703073.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe870d867b9f8b7f16275c8a3ef3aa8dd68569ea167dfe704e90f20acc5c5703. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/FR10S1703080.
Der Herr ist mit mir, BuxWV 15: Alleluia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc49baa7e5c91d52dc937ac838398814d8c02b0875d741ffe95466048cc80c72c. 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/FRZ130921050.
Piano Sonata No. 8, Op. 13 "Pathétique": II. Andante cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x716c5f8e46b7f4d3e748e3bb2e2111106632f85b692b3d4a41c022b6cd2c9a9b. 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/FRZ130500952.
Orchestre de chambre Leopoldinum de Wroclaw
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12521d58f59d5eef3abb9297bbb342b6928691edd96ed72057e22cb5152d4eb4. 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/FRZ130700610.
Violin Sonata No. 9 in A Major, Op. 47 "Kreutzer": I. Adagio sostenuto - Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x199f1f715ef26effff195a32ec6034a15507b312dc9cfdc22ab2438dca692669. 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/FRZ130818010.
Piano Concerto No. 2 in B-Flat Major, Op. 19: II. Adagio
Orchestre Philharmonique de Radio France
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff859bbdcb88f7a2617ea6d54dc0093cf7e5046782308648384f078c6929a93c. 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/FRZ130843020.
Adagio for Strings, Op. 11 No. 2 (From Platoon & Elephant Man)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x526f46062944c3b4e5540cc2dfb83525a84cd386fbdd51f4b6a07b2546cc7f7e. 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/FRZ130770150.
L. van Beethoven: Symphony No. 9 in D minor (Choral)
Handel: La Grande Sarabande (Et autres chefs-d'oeuvre)
La grande sarabande pour cordes et basse continue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711ca493eb12c30e682ec9c97895ee13a62b9651cd692e9385ae631634070435. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/FRZ130700540.
Canon pour cordes et basse continue en ré majeur
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f98b128f8ddb778d56b8570b884a68ab37bb4e97f4caa893f716ba1a870ce40. Chain 2 (Bitcoin): anchored in block 957039 (2026-07-07T12:58:18Z), 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/FRZ130700550.
Concerto No 2 Op. 10 "La Notte": VI. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde6d4125524182441ccdcc34f1e2181c5dc3e09d30feea2ce1567054f1cbb38d. 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/FRZ130700560.
Suite pour orchestre No 3 en ré majeur: I. Aria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e990fd363f8febff4898ade1ece49eff7d258e8d1b5f1547022f4085e425b67. 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/FRZ130700580.
6ème concert en sextuor pour cordes et clavecin: I. La poule
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca3a028a139865fc795b40ada431cb5505d85c4b96d02278847a9ed76868956e. 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/FRZ130700590.
Romance No 2 pour violon et orchestre en fa majeur Op. 50
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12521d58f59d5eef3abb9297bbb342b6928691edd96ed72057e22cb5152d4eb4. 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/FRZ130700610.
Symphonie No 45 "Les Adieux" en fa dièse mineur: IV. Finale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacc0ef0bbc7e0c6afba581ec5479c2ba62a259afe306d520116b649fb704f448. 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/FRZ130700620.
Suite in D Minor, HWV 437: III. Saraband
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x711ca493eb12c30e682ec9c97895ee13a62b9651cd692e9385ae631634070435. 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/FRZ130700540.
Canon and Gigue in D Major, P. 37: I. Canon
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f98b128f8ddb778d56b8570b884a68ab37bb4e97f4caa893f716ba1a870ce40. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/FRZ130700550.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74f0878a759a1a5a290906713cc0b66e2de5714392a2c46f389b0449023325e5. 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/FRZ130700630.
6 Flute Concertos, Op. 10, No. 2 in G Minor, RV 439 "La Notte": VI. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde6d4125524182441ccdcc34f1e2181c5dc3e09d30feea2ce1567054f1cbb38d. 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/FRZ130700560.
12 Concerti Grossi, Op. 6, No. 8 in G Minor "Fatto per la notte di Natale": V. Allegro & VI. Largo. Pastorale ad libitum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa26ded7448e52cfe5d69e2cb2574c6123685d1a440952d8d95c2077d05b53a57. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/FRZ130700570.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e990fd363f8febff4898ade1ece49eff7d258e8d1b5f1547022f4085e425b67. 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/FRZ130700580.
6 Concerts transcrits en sextuor, Sixième concert: I. La poule
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca3a028a139865fc795b40ada431cb5505d85c4b96d02278847a9ed76868956e. 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/FRZ130700590.
Divertimento in D Major, K. 334: V. Var. V
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaeea8e48eba9cdbffa0eef908970ce822c1b0689d1ce09b5992a9afca3047245. 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/FRZ130700600.
Romance No. 2 in F Major for Violin and Orchestra, Op. 50
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12521d58f59d5eef3abb9297bbb342b6928691edd96ed72057e22cb5152d4eb4. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/FRZ130700610.
Symphony No. 45 in F-Sharp Minor, Hob. I:45: IV. Finale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacc0ef0bbc7e0c6afba581ec5479c2ba62a259afe306d520116b649fb704f448. 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/FRZ130700620.
Vivaldi: Le quattro stagioni, Op. 8, Nos. 1-4
L'Estate, RV 315: III. Tempo impetuoso d'Estate
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0a694a1713ac4a9b3c1cb5899f8410d4f90ed7bac6dc2fd1e35864e17b10707. 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/FRX299100103.
Albinoni's Adagio (And Other Great Italian Works)
Adagio pour cordes et orgue in G Minor - Attributed to Tomaso Albinoni
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6fe15f98e9bebb5652d17635e37fa8166774da115cedb23ed99e6644641bccd. 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/FR10S1702005.
Henryk Mikołaj Górecki: Symphony No. 3, Three Pieces in Olden Style & Amen for Choir