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 0x807b3bccd7dfe5192ca88891f363870e504769ac085476c6781d4bac8d093fd0. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/637aa45e-8dd2-4a30-92f2-e1bf7323aef8.json and https://artists.proofprofile.net/proofs/artist/637aa45e-8dd2-4a30-92f2-e1bf7323aef8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Louis de Caix d'Hervelois, in the footsteps of Marin Marais
Suite pour viole et basse continue en Sol: I. La Bergeret
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 0x96d72b4ba3111d4ddbb9c3d254db7e2f165b662ed890360b6cd80e9b0b91113a. 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/FR7JM2150010.
Suite pour viole et basse continue en Sol: III. La Quinson
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x810ccacf1c70ab9937c069bf75bf7af8e95c3e7c43080456f296061b3d37f1d3. 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/FR7JM2150030.
Suite pour viole et basse continue en Mi Mineur: III. La Toute-Belle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2736e2d023b4740160b5a56d62e3d21e5e15583d321ac9c6f2047a8d279eb079. 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/FR7JM2150080.
Suite pour viole et basse continue en Mi Mineur: IV. La Guitare
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93c16064c452f74cc67b914c944a5a8cce2492d60db09f7583355cf3ceae5cd6. 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/FR7JM2150090.
Suite pour traverso et basse continue en Ré Majeur: III. L'Henriette
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2eca2337aa30889ff1001ace288d9d3c9fcad3d88a40c25432abb14ec0312a01. 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/FR7JM2150120.
Suite pour traverso et basse continue en Ré Majeur: IV. Rossignol
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9954fe008bd9ac6e78fdded6e4fbd9acdee8554a09b1bcb4e402893148e51624. 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/FR7JM2150130.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d62fcb100abfd6385cad40a25fe589c974b6279acff93a1c3376e89013ef53c. 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/FR7JM2150170.
Suite pour viole et basse continue en Sol: II. Le Biron
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5280bbc7baece95d0d2a164d6ffcb4e108a1a763786614feaef8cd291e5b127e. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/FR7JM2150020.
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Suite pour viole et basse continue en Sol: IV. Tambourin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbaa83ac5a3f3c59fe1e0d2a780f53ba38b48b6ec86e1c8a9e57628886b3c98e7. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/FR7JM2150040.
Suite pour viole et basse continue en Mi Mineur: I. Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13ee3122eeccb5152eb69e85aec4c2d1aba4bf3f36f0c8d9f7a80e2eae4b8de3. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/FR7JM2150060.
Suite pour traverso et basse continue en Ré Majeur: I. Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd910c1e7dd4247430628028a9ecdcc945b1a4c93ac17a314f8b3fdbf7e8504ca. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/FR7JM2150100.
Pièces de viole, Troisième livre: I. Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdca73f49a34f66b57e122262805c2c5ea24d1f74a71689e4532763122cc0cf12. 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/FRU621738601.
Pièces de viole, Cinquième livre, Suite No. 6: XIV. Le Jeu du Volant
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa87a94c70769982bb81b366ff4f49eb234c8629b8aa3ccc97e56b1627c78938b. 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/FRU621738602.
Pièces à une et à trois violes, Quatrième livre "Suite d'un Goût Etranger": IX. Rondeau Le Bijou
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a7145cc6529c04fafc071b9a09337e74e2161b1cedac1e1fa7be5ca29fedd32. 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/FRU621738609.
Troisième livre de pièces de clavecin, Ordre XV: II. Le Dodo ou l’Amour au Berceau
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa28035b37ab7f77c2281b3a3c950f8f75828bf37df6a93288c41184ae25ab10c. 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/FRU621738615.
Pièces de viole, Cinquième livre, Suite No. 6: XVI. Le Rondeau Villeneuve
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61ef7a16a29b0ff565ffd793bcf6f09c82ce20bc387df08c682f21860fe65964. Chain 2 (Bitcoin): anchored in block 959094 (2026-07-22T03:33:16Z), 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/FRU621738604.
Pièces de viole, Cinquième livre, Suite No. 6: XVII. Le Petit Badinage
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa05e34b02059f7f94fc581beed14e7e8408292ff31888c97e8380c7ac92e4e9f. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/FRU621738603.
Pièces de viole, Cinquième livre, Suite No. 6: IX. Rondeau Le Troilleur
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x556c6f82e2a15ddd8bc694b9db4fb7dfbc2f712028c64ef029501d74b384d7cd. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/FRU621738605.
Second livre de pièces de clavecin, Ordre VI: V. Les Barricades Mystérieuse
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1d2d0804f64ec216149f91407457b256cf0a21c179b08cc84904c0923a78075. Chain 2 (Bitcoin): anchored in block 960181 (2026-07-30T00:53:20Z), 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/FRU621738606.
Pièces à une et à trois violes, Quatrième livre, Suite No. 6: XI. La Biscayenne
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1008d95da7b38b1e47672db0387a6cb5f894def466bd33f695a8abce0de249e6. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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/FRU621738611.
Pièces à une et à trois violes, Quatrième livre "Suite d'un Goût Etranger": XXXIII. Le Badinage
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e315e1097f913775f4d5ad25eb13051f8a2320f14c386c2dfa33cd18b40c585. Chain 2 (Bitcoin): anchored in block 960113 (2026-07-29T13:38:16Z), 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/FRU621738612.
Marais: Pièces de viole, Book 2, Suite in D Major: No. 63, Les Voix humaines
Marais: Pièces de viole, Book 2, Suite in D Minor: No. 40, La Polonoise
Marais: Tombeau pour Monsieur de Sainte-Colombe
Pièces de viole, Book 2, Suite in E Minor: No. 96, Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f7f836b4cff95be0c4827bb58c9a7488f25aecad7e70979579dbd3ec0a4aaa7. 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/FR7JM2291010.
Pièces de viole, Book 2, Suite in E Minor: No. 98, Allemande
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bc663fe16ce7e54204f75edeba0690a03300444f4cf6b049ca7401e6f304f9a. 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/FR7JM2291020.
Pièces de viole, Book 2, Suite in E Minor: No. 101 Sarabande à l'Espagnol
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb235b3b2c036b27a3892bfc15a104a29e99f87c14695c8a901136629268408ef. 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/FR7JM2291030.
Pièces de viole, Book 2, Suite in E Minor: No. 102 Gigue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef7596b3191f8c34f4314c836a7a1b792227184eaaec7201a804b85aa3ce86e1. 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/FR7JM2291040.
Pièces de viole, Book 2, Suite in G Major: No. 82, Chaconne en rondeau
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe24800633447191f837542182f8a97188b2b3fb673ffa889df87d89331a30f61. 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/FR7JM2291060.
Concert XLIV, Tombeau Les Regrets: Les Regrets - Carillon - Appel de Charon - Les Pleurs - Joie des Élysées - Les Élysées
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x584cccae46edf5e6a0376acbd22db352171c819020930e946f6c12ce5a4f8474. 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/FR7JM2291110.
Pièces de viole, Book 2, Suite in A Major: No. 142, Fantaisie
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664779f47386a0fae28cc4d12d49aeadfee5049b459722161caf554c40edf3df. 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/FR7JM2291120.
Pièces de viole, Book 2, Suite in D Minor: No. 20, Couplets de Folies "Folies d'Espagne"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e9e2bd7b0786d46d1a578518ef1c8564767fed822312639a6f0548c741c2ff5. 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/FR7JM2291140.
Pièces de viole, Book 2, Suite in E Minor: No. 109, Tombeau pour Monsieur de Sainte-Colombe
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x886dd1d65ad44ace28fcd05eaecee1cbfb4e43ea93c3b22bdde77cca4fc42a6e. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/FR7JM2291050.
Pièces de viole, Book 2, Suite in D Minor: No. 22, Prélude
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe00fc9c72a0ddda72c0f0cb939d09d8ef80f73ab4f088a8567b15a2937757aee. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/FR7JM2291070.
Pièces de viole, Book 2, Suite in D Minor: No. 19, Ballet en rondeau
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x068f9495e996ddee6dbdc9eb4b49b01ebe8f672a47be006fe63ee0091da23ef8. Chain 2 (Bitcoin): anchored in block 960210 (2026-07-30T05:21:45Z), 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/FR7JM2291080.
Pièces de viole, Book 2, Suite in D Minor: No. 40, La Polonoise
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ae977745c04e18f57ebb9e0c9c31f05ba84b3eeb2443f32e9ed914571bf7b44. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/FR7JM2291090.
Pièces de viole, Book 2, Suite in D Minor: No. 38, Cloches ou Carillon
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1cb130d05e2c798df47c6011126698c7a5237f454a42587b351233d2b760321. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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/FR7JM2291100.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc2909c0861655a409bfd7c5122d31da07eb53ee4e3033984bcf78e2b22e70d2. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/FR7JM2291130.
Pièces de viole, Book 2, Suite in D Major: No. 63, Les Voix humaines
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4bcf805ed981ae2d7a326e331fedc220f0ed34033f1602dfbce8bb8ba65fd89. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), 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/FR7JM2291150.
Der Fluyten Lust-Hof, Vol. 1: Engels Nachtegaeltje
Le Concert des Oiseaux. Vincent Bouchot: Le Carnaval des animaux en péril
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2e4eb7064c406ed7dafe64420c14b31a97bee1c7c4a5b9f31380a0047160128. 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/FR7JM2205020.
The Fairy Queen, Act II: Prelude for The Birds
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70c46ae7663dc47ed4dfb68dffd2eede6a4bfd46c57010ab1eedc3bc763c1568. Chain 2 (Bitcoin): anchored in block 960153 (2026-07-29T21:57:12Z), 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/FR7JM2205010.
Sonata all'imitazione del Rossignolo e del Cucco: Allegro - Gigue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1085711c2e53a7610064bb5be22a41011d203e31bf3b8a1ec67ca7b599696bfd. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/FR7JM2205030.