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 0x50ec17c21ec1ec06376b1509656533f2ede2bd523c9fb8248016e91e85fbffd1. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a654ad3b-33eb-4f42-af8d-bb0949525a86.json and https://artists.proofprofile.net/proofs/artist/a654ad3b-33eb-4f42-af8d-bb0949525a86.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mozart, W.A.: The Wind Concertos / Serenades / Divertimenti
Sinfonia concertante in E Flat Major for Oboe, Clarinet, Horn, Bassoon and Orch., K. 297b: I. Allegro
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 0x6d2fb851db2f1c647d0859e10ae70380a916a5d4ac0a8af345cdd20c4f551a7d. 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/DEF058903911.
Bassoon Concerto in B Flat Major, K. 191: I. Allegro - Cadenza: Frank Morelli
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96d6c64ed655ff06af2b02e37407a0ad7038636fda5ee203fa259d508d908995. 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/DEF058703181.
Oboe Concerto in C Major, K. 314: I. Allegro aperto - Cadenza: Randall Wolfgang
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a86946e22fd200813157c8f92daed4ec5752829c39d767fe70325ac8641601d. 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/DEF058703172.
Serenade in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac47c83696ad524d3bef4f78e5fb29accb3903d4a7c49d8cd33a9c229a440f42. 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/DEF058501823.
Divertimento No. 11 in D Major, K. 251 "Nannerl-Septett": I. Molto allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32a4f6499e0acc8cbc79871ad9669cdb1f13bc27bbc6e156ce5ff2e0ebeb5b09. 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/DEF058500741.
Sinfonia concertante in E Flat Major for Oboe, Clarinet, Horn, Bassoon and Orch., K. 297b: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c91df4316d8751b6e899c7fa3bfa2a9decaec97e5ea0c289983ed57ebc15698. 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/DEF058903912.
Bassoon Concerto in B Flat Major, K. 191: II. Andante ma adagio - Cadenza: Frank Morelli
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a57e6c1bdcaf7e2f6465ff13d73962b8c859e87c14eba6ac9425fd744dbe7c9. 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/DEF058703182.
Oboe Concerto in C Major, K. 314: II. Adagio non troppo - Cadenza: Randall Wolfgang
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f502213042d1c4479b53c463412082af1d107dfa7630fa7bd5cfae380b2f955. 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/DEF058703173.
Serenade in G Major, K. 525 "Eine kleine Nachtmusik": II. Romance (Andante)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5db440b073f9eaae6dfc47b9b69ea108fa5c268837f0627204f445a88b23b9b. 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/DEF058501822.
Sinfonia concertante in E Flat Major for Oboe, Clarinet, Horn, Bassoon and Orch., K. 297b: III. Andantino con variazioni
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x269e6423d764e6177d54c149bac26f388d46e90d2ab2234aa789015bd7ccfbdf. 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/DEF058903913.
Bassoon Concerto in B Flat Major, K. 191: III. Rondo. Tempo di Menuetto - Cadenza: Frank Morelli
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9aab2d8382128345a9410d184c4c50e05e07ca100bc3c0bac71e14c0766979f4. 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/DEF058703183.
Oboe Concerto in C Major, K. 314: III. Rondo (Allegretto) - Cadenza: Randall Wolfgang
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb86d34fad5bc177ba30f4673b39a23dc93b74334a4c7e6e195edd8d60221abe9. 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/DEF058703171.
Serenade in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto (Allegretto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcce135d7663d1625d0e905f4b86ee31af2042d6e860e2ea97b4f64416f5356a1. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/DEF058501824.
Divertimento No. 11 in D Major, K. 251 "Nannerl-Septett": III. Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72a60e018045693e652fac59b02f4de030348ec0c518861471af37b266026e52. 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/DEF058500743.
Clarinet Concerto in A Major, K. 622: I. Allegro - Cadenza: Charles Neidich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1878cc167c85425f92af78b33ba1d70c3702a33fa731c76225641ed931fcbcbd. 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/DEF058702253.
Horn Concerto No. 2 in E Flat Major, K. 417: I. Allegro maestoso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d719ee7b612933e8c95ff6ef5b8c684cf530d30c2908f4e70168664eabcad72. 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/DEF058703162.
Flute Concerto No. 1 in G Major, K. 313: I. Allegro maestoso - Cadenza and Lead-in: Susan Palma
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x544758ada126e34fc62c3c1f3209c6f3e4c4d76970da34c605a6aeb2d5d8aa22. 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/DEF058802981.
Serenade in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo (Allegro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0ed163e5976e1c018801f779a37616654de1f5a455ac890c8f51480329b82b6. 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/DEF058501821.
Divertimento No. 11 in D Major, K. 251 "Nannerl-Septett": IV. Menuetto (Tema con Variazioni I-III)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c83974113fb94e558edd63b08f71ad412a2f84e412cd8d89cf2986d82738e99. 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/DEF058500744.
Clarinet Concerto in A Major, K. 622: II. Adagio - Cadenza: Charles Neidich
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd6e67a7565a2be896d18984117aa285a248071ef9b7e6afb6f111190b9f4a7f. 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/DEF058702252.
Horn Concerto No. 2 in E Flat Major, K. 417: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bbcb05aba5668d55881245e5d78f18eb4a98fd63b158497a6cde5da640d396f. 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/DEF058703161.
Flute Concerto No. 1 in G Major, K. 313: II. Adagio ma non troppo - Cadenza and Lead-in: Susan Palma
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bc27f833c884426a9b1f5a15ba0764457bc187374128f61e95ee12cf9c02459. 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/DEF058802982.
Serenata notturna in D Major, K. 239: I. Marcia (Maestoso)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5dce589e19a3b1a9b18253a62f784d2b593280b6266e9d316ecf32e3bb15548. 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/DEF058500761.
Divertimento No. 11 in D Major, K. 251 "Nannerl-Septett": V. Rondeau. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x039328732c3bd87be356f533b944dce3d3553d882f5956e8435ac59841350f78. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/DEF058500745.
Clarinet Concerto in A Major, K. 622: III. Rondo (Allegro)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cba95df14a7d1697abf4a1a1e678327c1bb79b602c64a7547d10685881a6468. 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/DEF058702251.
Horn Concerto No. 2 in E Flat Major, K. 417: III. Rondo. Allegro - Cadenza: William Purvis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x607952c402d373a8310e3fddd481de30205e57ef8e2562384aeca9e1d3e0e780. 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/DEF058703163.
Flute Concerto No. 1 in G Major, K. 313: III. Rondo. Tempo di Menuetto - Cadenza and Lead-in: Susan Palma
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34ab98ec36c78e0e6f05c55c753c81cac31472d278bf1797a38d729c1a41e291. 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/DEF058802983.
Divertimento No. 11 in D Major, K. 251 "Nannerl-Septett": VI. Marcia alla francese
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9754dbf2687d889fdea64c4d7dd5d3d7d9763a2d579de4cf1f91dac8cd3bf2f. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-21T21:48:22Z), 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/DEF058500746.
Andante for Flute and Orchestra in C Major, K. 315 - Cadenza: Susan Palma
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b96b203ff12d6706f45727d8b36acf9b0d01a376e84fd9428189ae9879908cb. 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/DEF058802990.
Horn Concerto No. 1 in D Major, K. 412: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95962b349f851d35a1f84170b421f1c147130e11d88be646dc8c4329a9522085. 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/DEF058702261.
Concerto for Flute, Harp, and Orchestra in C Major, K. 299: I. Allegro - Cadenza: Susan Palma and Bernard Rose
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee9eb09a3ec97cdf8770805a49e50518cd674407897f75dc1d3545fad8aba98a. 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/DEF058803002.
Serenata notturna in D Major, K. 239: III. Rondeau
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb23d28d153ed73c355a1f61e032501091c8feb95ef2e2d1505bf24fa66908902. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/DEF058500763.
Horn Concerto No. 1 in D Major, K. 412: II. Rondo. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3f5af5486ab792b8940e54a928c1a7a8b24b0fd7bbac505d128936c8bbe5a76. 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/DEF058702262.
Concerto for Flute, Harp, and Orchestra in C Major, K. 299: II. Andantino
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87f796ae4f15a7131ff7aebe098cd484ad07e5a595a3c791bac498ff26451809. 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/DEF058803001.
Ein musikalischer Spass, K. 522: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e412d7d477a2dc21f96566d37fcbeb88721208e8e6af6ece60ac5ff60d24485. 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/DEF058903682.
Divertimento No. 2 in D Major, K. 131: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f21c28676f5155a4ba65d2a29a7950f48801249eb3c9752d3082182b95d7e14. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/DEF058501843.
Horn Concerto No. 3 in E Flat Major, K. 447: I. Allegro - Cadenza: William Purvis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e7e1b728b9850ca16572c11b5607cc9e74ef7ffae0af5c4077cb04dd4d49c55. 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/DEF058703151.
Concerto for Flute, Harp, and Orchestra in C Major, K. 299: III. Rondeau. Allegro - Cadenza: Susan Palma and Bernard Rose
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9419b3f7ca1d8efa987a16988e94e0906e9f44e2bc342cdc502ed6822aec72a3. 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/DEF058803003.
Ein musikalischer Spass, K. 522: II. Menuetto (Maestoso) - Trio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4119c28d3a206f66c534e50ce88f7304d0d0b6daeb0a1a996e5654fbaa6f6ebb. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/DEF058903683.
Horn Concerto No. 3 in E Flat Major, K. 447: II. Romance (Larghetto)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbd14c23766f65879607f4a2f3e22273678bb1e51d0f413a06f7c48e7d713c5c. 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/DEF058703152.
Horn Concerto No. 3 in E Flat Major, K. 447: III. Allegro
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Ein musikalischer Spass, K. 522: IV. Presto
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Horn Concerto No. 4 in E Flat Major, K. 495: I. Allegro maestoso - Cadenza: David Jolley after Dennis Brain
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Horn Concerto No. 4 in E Flat Major, K. 495: II. Romanza (Andante)
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Horn Concerto No. 4 in E Flat Major, K. 495: III. Rondo (Allegro vivace)
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Evening Service in G Major: II. Nunc dimittis
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Evening Service in D Major: II. Nunc dimittis
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The Pillar of the Cloud: 5 Centuries of Oxford Anthems
Miserere II in C minor: 1. Miserere mei, Deus
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Miserere II in C minor: 9. Cor mundum crea in me, Deus
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Miserere II in C minor: 12. Quoniam si voluisses
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Miserere II in C minor: 13. Sacrificium Deo
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Hymns to Saint Cecilia: Music for the Patron Saint of Music
An Oxford Evensong (Featuring University Composers)
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More Archive Recordings (1960-76). The Choir of Magdalen College Oxford directed by Bernard Rose
The Feast of the Ascension at Westminster Abbey
The Preces and Responses: I. O Lord, Open Thou Our Lips
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Beethoven: Sonata No.3 - Bach: Cello Suite No.2
Rose, B.: Choral Sacred Music (Evensong)
Hear My Prayer, Allegri's Miserere and other Choral Favourites from St Paul's Cathedral
In Pastures Green - A Meditation in Psalms, Poems and Music
Symphony No. 41 in C Major, K. 551 "Jupiter": 3. Menuetto (Allegretto)
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Mozart: Flute Concerto No.1 K.313; Concerto for Flute & Harp K.299; Andante K.315
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Harp Concerto in A major: 3. Rondeau: Allegretto
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Assumpta Est Maria: Music for the Feast of the Assumption
Praise and Thanksgiving: Anthems from Salisbury
Choral Evensong from Liverpool Cathedral
Pater Noster: Settings of the Lord's Prayer