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 0x0251ecfafd94a2ef3c0f635af3e6d7cc099ec5456332a018fca647ad2e2e2029. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a6b9fb18-e83a-4436-b8bc-331d1f0857e7.json and https://artists.proofprofile.net/proofs/artist/a6b9fb18-e83a-4436-b8bc-331d1f0857e7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x19953a776dbc7962e7218333d45d74084c8fed7af798da6d9a0f3f5ff17a669b. 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/NLY331705609.
Concerto in D Minor for Oboe, Strings and Continuo: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d00b729b45a4817f90373f1e5095419e52f18f99cdea3d20f8ed7e59e07e45f. 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/NLY331404912.
Concerto-Pasticcio in C Major: III. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58843b095ef38e3c903149316a66d6e56006bd30315f67d14555ef544be74d27. 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/NLY332103394.
Oboe Concerto in G Minor, BWV 1056: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b1b6d2fe30f4fc560ee5b6ff563b34f28bd711609ac3f13ff1171edaab2ab5a. 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/NLY331404295.
Oboe Concerto in G Major, TWV 51:2: I. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a35225ca90482f8662083806ae419efaed417ccd5b0cd687158aaec7ce4a2dc. 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/NLY331603485.
Oboe Concerto in G Minor, HWV 287: III. Sarabande. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8f80c617766a6876265f7707e94554f2ac8e9354882273c73bd8e98957a793b. 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/NLY332103398.
Concerto in B-Flat, Wq. 164: II. Largo E Mesto, Con Sordini
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe08d8a765ed4618d2f3b7f1a939f655e2f8d5f495a499e2baa3f7cb050e098d9. 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/NLY331208351.
Sonata à Oboe, Violoncello e Basso in G Minor: III. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56d974a249af43474987829fdf798dccbb58122279693a985d1751a720e9f5a5. 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/NLY330902163.
Oboe Concerto in F Major, RV 456 "Harmonia Mundi": I. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89dc08d7fc0e35ad562736948f514d9a84b53e9006eb4da45ef69c112c874573. 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/NLY331401928.
Sonata in G Minor for Two Oboes, Bassoon and Basso Continuo: III. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3c1d36c9a6867ecc93204495445cd78712ca942ff86702b090bf20fcd5ca949. 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/NLY331305780.
Concerto for Oboe d'amore in A Major, TWV 51:2: III. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c631436ebf724daf052dbd39908869c0e5944a946970c66b4f010b482e84c6. 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/NLY331603495.
Sonata da camera in B-Flat Major: I. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe54de56567c756c5d5fe027155d42def6413f1ff23121cfbbe091dba6ce87ee6. 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/NLY332000257.
Oboe Concerto in E-Flat Major, TWV 51:S1: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73f50ab084d13d16d57f70b16ed99ae927b47f78188381c1c9585ca7ede84db8. 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/NLY331603498.
Oboe Concerto in C Major, RV 449: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6555dc0a2db69a779aeeeed02f1ba6017c925f1d62c40032da85e23e814bf62. 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/NLY331401920.
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
Oboe Concerto in C Major, RV 450: II. Larghetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa409d99d7a89e473c3beaa80b97f444afd5159d0e68175151fdb1660a7b810f. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/NLY331401944.
Violin Concerto No. 5 in C Minor, RV 202: I. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfe00d908e63ab168aadd2e2319935b082ef28f2bfdff305b5de5684b82e9986. 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/NLY331500846.
Violin Concerto No. 5 in C Minor, RV 202: III. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4860f3fa0000e81ecc112033e05f78c1610cd2646c644d02b12a8b814a403bbe. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/NLY331500848.
Violin Concerto No. 4 in G Major, RV 308: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90e7573f16890c51b0e1ab5c8d8ed672da38479b050d51c65943da5d8bac3c8a. 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/NLY331500849.
Violin Concerto No. 2 in E Minor, RV 277 "il favorito": II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x073883f933d00b9de3ce8727c4033549d81006d66e5954bc6e153a2e175a64bf. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/NLY331500853.
Violin Concerto No. 2 in E Minor, RV 277 "il favorito": III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d3919961a583b8e683a61423f7092dad675dcff60e0b7071ef90df4e5cecb96. 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/NLY331500854.
Violin Concerto No. 3 in A Major, RV 336: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aa7b7df39bafe673373d91cd7b53c208b90ac09b8d9384f7b0e6e8cfa76f307. 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/NLY331500855.
Violin Concerto No. 3 in A Major, RV 336: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3c4ceeb27a7fddea3ba11c842656e0f6616c4db9043bfe36a1569334d3fd0f3. 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/NLY331500857.
Violin Concerto No. 1 in D Major, RV 207: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8259c348664d19359f788c8a310fef297cf1df31fa62b36a48ada1fe1b6cf775. 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/NLY331500859.
Violin Concerto No. 1 in D Major, RV 207: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d586ce067d7038a67112fcc256b4e886293abf66812613b7fdbad53152b5b1b. 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/NLY331500860.
Oboe Concerto No. 6 in G Minor, RV 460: I. Allegro non tanto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb38b8ee47b3aec8e0f328a21e06740bfa4eb4ae2fc85c64d3f0b89147e5753eb. 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/NLY331500861.
Oboe Concerto No. 6 in G Minor, RV 460: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0948e66a18ecb85c0bc9a301ea2b7f13dd0b905c5386a287783fdd9f9261c41f. 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/NLY331500862.
Violin Concerto No. 5 in B-Flat Major, RV 379: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf26f9d042ad0d6b89af18e23fc7a5e83b3916d1094a3876bc51826999689a4e5. 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/NLY331500865.
Violin Concerto No. 1 in G Minor, RV 317: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda9c54468a4ebc2daa72ad2c13c307d57257e7e4924a15be47e4ff2d880b0ebe. 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/NLY331500867.
Violin Concerto No. 4 in C Major, RV 173: I. Largo spiccato, allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x616ea275bf7357684b47b1d64addc2c800ef9b682e5eaa21a84bc2e11a085015. 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/NLY331500870.
Violin Concerto No. 4 in C Major, RV 173: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfac6347f3f99365c89da0ec62f1d9003cce7b595fcb8bd3225a7451fffd2ae6. 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/NLY331500871.
Violin Concerto No. 4 in C Major, RV 173: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60fcc3a1da4560ebe1e1bfd2363ee3160aa0c4d899f21d49956642be14ef932a. 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/NLY331500872.
Violin Concerto No. 2 in D Minor, RV 244: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6cd1dcc3256131fbd297327cee9669a9d0fcf4b5cb8d76162a47709dd59ce4c. 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/NLY331500873.
Concerto for Strings No. 3 in D Major, RV 124: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x018a83a764081c94736d16a246bd94e6b20476b6d639d11d5c701efad08efd00. 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/NLY331500879.
Concerto for Strings No. 3 in D Major, RV 124: II. Grave
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41855ea818457cee05dcc08011c829bee839b62358453d99bb0d93fba95c91cd. 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/NLY331500880.
Concerto for Strings No. 3 in D Major, RV 124: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x402856b6a42e1e69c7a669a1033060d55a0c8c6d250deca63cc09c78423b5e1d. 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/NLY331500881.
Violin Concerto No. 4 in G Major, RV 308: II. Largo cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3ebd3f1952f49bb576b45aab862cdefe16c8e42ccca80ab483235a43cba575e. Chain 2 (Bitcoin): anchored in block 959114 (2026-07-22T10:42:27Z), 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/NLY331500850.
Violin Concerto No. 5 in C Minor, RV 202: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22f27b93721aed88e58d7da8394c311f71d06d18bbc9fa268e0a0b037f59ff65. Chain 2 (Bitcoin): anchored in block 960095 (2026-07-29T11:07:37Z), 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/NLY331500847.
Violin Concerto No. 4 in G Major, RV 308: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd1a883280cca5c7d7a33c863578ffce2922a79d0481fb0d96058ce6a07adc02. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), 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/NLY331500851.
Violin Concerto No. 2 in E Minor, RV 277 "il favorito": I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4eef7797c3d7566b1915a919ffc85d29c20ebd0f6824cadf96ea8b2c6b413d0. 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/NLY331500852.
Violin Concerto No. 3 in A Major, RV 336: II. Aria andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ddfe42fbb6b0583bb349b0fab5a51779fdfd23ec44c4f95ffd69d8f28617bea. Chain 2 (Bitcoin): anchored in block 960240 (2026-07-30T09:57:33Z), 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/NLY331500856.
Violin Concerto No. 1 in D Major, RV 207: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68c5a0fb28ab062520368cb1711b97778ec0165d5905a4b29673196bad7a3700. 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/NLY331500858.
Oboe Concerto No. 6 in G Minor, RV 460: III. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f39837e9dc9e4db02bd01da07d0e624f03b666c4ab5a6577f1ab9ee247ee706. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/NLY331500863.
Violin Concerto No. 5 in B-Flat Major, RV 379: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdc90c4723b6403bd693f3534c4a32ad62915dc88982e2624c9c110734265fcd. Chain 2 (Bitcoin): anchored in block 960298 (2026-07-30T19:26:00Z), 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/NLY331500864.
Violin Concerto No. 5 in B-Flat Major, RV 379: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9f5907a669099cc5126cb3396cce842b2a632ea85e88affa7ebd4f07125ba80. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/NLY331500866.
Violin Concerto No. 1 in G Minor, RV 317: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2abf6163bce9dbaeca9b08de7facf766f93c331d34a995d762b2184c1f1c89c5. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), 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/NLY331500868.
Violin Concerto No. 1 in G Minor, RV 317: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bc35e00c59b1694bdc75a50cc573f61ca58276eb669983a083d463a1b0b7b3f. Chain 2 (Bitcoin): anchored in block 960250 (2026-07-30T11:13:28Z), 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/NLY331500869.
Violin Concerto No. 2 in D Minor, RV 244: II. Larghetto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x356fb1341680817a766a5bb6391cb608206be8511cc65b87cc3aa2449f78b9a7. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/NLY331500874.
Violin Concerto No. 2 in D Minor, RV 244: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa96ca8a719a990d580937fe6ca9ffc424cf794ae349a511484e922428b19ca8d. Chain 2 (Bitcoin): anchored in block 960218 (2026-07-30T06:57:05Z), 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/NLY331500875.
Violin Concerto No. 6 in B-Flat Major, RV 361: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fbe5e25e64d98015fc39593cbdf502d98c9a5e44ed74ff4b89f019c039522ba. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/NLY331500876.
Violin Concerto No. 6 in B-Flat Major, RV 361: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7ecd7166b88b94ed374037fa74b16ff23011318e928313b5063321f167abf3b. 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/NLY331500877.
Violin Concerto No. 6 in B-Flat Major, RV 361: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa104826f25dbc9cbdaec81da8254f25e1068f86266a53f62b787a3a58101c22f. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/NLY331500878.
Violin Concerto in D Major, RV 208a: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc0f29982aeed537e307841897d7d63c06c4d65bc26a47906fe8ed398e7f7a32. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/NLY331501046.
Violin Concerto in F Major, RV 294a: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7be58dd136192b12bbe7d96b7b00c3d8d17408ec4d037ced7f75101be41bc042. 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/NLY331501049.
Violin Concerto in A Minor, RV 354: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39c872e0289ff827d20701f546e21045c9492021bae27e5b53b6b249756317ff. 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/NLY331501054.
Violin Concerto in C Major, RV 188: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59e1321990732d1e44e646d08bec3873aed606d46f41664cde73ac4e59f50c72. 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/NLY331501057.
Violin Concerto in D Major, RV 214: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0accfbf3c3e6ec95266957c9a7e0438add2bf7b2aa412eccdd391fa2ef6793c0. 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/NLY331501064.
Violin Concerto in G Major, RV 299: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a169e5d831ecabbcd6932d373d4aad02f8208dfe6156b988d49d58069cddee0. 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/NLY331501067.
Violin Concerto in B-Flat Major, RV 373: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf747bc139f31a35e17318fb7e60ac14459d6dac0073fb2f4de65d6e7b1754ca5. 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/NLY331501070.
Violin Concerto in F Major, RV 285a: II. Grave
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd284d73cca6792595fca899838fcfc5ef8b6fa32fd5fbc1bce6075149f436217. 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/NLY331501074.
Violin Concerto in F Major, RV 285a: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97392fb22dce6883736964b0f6f882c81feeffe4b3c896e01e7513c351f2883a. 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/NLY331501075.
Oboe Concerto in B-Flat Major, RV 465: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a762ae818b2f29280668e318a8cd065e33e9a28574af1f2b405505f5b4231cb. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), 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/NLY331501076.
Violin Concerto in D Major, RV 208a: II. Grave
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69cdbe087b73b5fc8ecbda443fc1ebf324543ce1bec925c3d00955547c7ef420. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/NLY331501047.
Violin Concerto in D Major, RV 208a: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e5fea86f6df84583075108ef08c5b3c6e5e2584ef7bb82f4ee333259af095d. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/NLY331501048.
Violin Concerto in F Major, RV 294a: II. Grave
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x712cc36822985ffe76f8a2ce369c0fe9a892ded184782218b5707e16b387dbbb. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/NLY331501050.
Violin Concerto in F Major, RV 294a: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x532a8fb4becd912e57f23bd6844b1fc942d20d29348ae6a7e2f49b9e544e4ffa. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/NLY331501051.
Violin Concerto in A Minor, RV 354: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62232ae19dc2a55cebdd9a98a8d7cb88722f5b2708af204a002ab4a0a5dcfdc6. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), 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/NLY331501052.
Violin Concerto in A Minor, RV 354: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b526c7b00f65d8dfd70eaf207e314b2a4d09586eda50c66f683b965d6a2f2a9. Chain 2 (Bitcoin): anchored in block 960207 (2026-07-30T04:47:22Z), 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/NLY331501053.
Violin Concerto in C Major, RV 188: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9c4f5afa0f7e939eaf7bf7175740ad93ee818cb5084c505d0e5c2a521525b18. 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/NLY331501055.
Violin Concerto in C Major, RV 188: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe6271dd083ac81244523fec648957399fe9bfabb651ba350e331ea9c6492ac4. 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/NLY331501056.
Violin Concerto in G Minor, RV 326: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b804f204dd945ee8a0dd56aca145b6cacef4e07539603ff8f3cc12df5f5f583. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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/NLY331501058.
Violin Concerto in G Minor, RV 326: II. Grave
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32f92eac49d826efebc2b5be297753965b0ef95973ce866918a8ec099fd2d32. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/NLY331501059.
Violin Concerto in G Minor, RV 326: III. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cd314a5c7dfe46a4c7e88fcdc1a65a17ba5a93bcf7e0dd0d7263108aa34e91e. 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/NLY331501060.
Violin Concerto in B-Fflat Major, RV 374: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf41e8e73c0931d9a52b1b47f684a3af0c15e3f20ea90ed1123ad5fed3f25be77. Chain 2 (Bitcoin): anchored in block 960166 (2026-07-29T23:39:29Z), 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/NLY331501061.
Violin Concerto in B-Fflat Major, RV 374: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8195befa73297fec3cc7c961ff57a888d5c78918f147d4230dbfb84f08e35309. Chain 2 (Bitcoin): anchored in block 960163 (2026-07-29T23:20:38Z), 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/NLY331501062.
Violin Concerto in B-Fflat Major, RV 374: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf9b464011a8186c59ff2e884a545daf786277e7c9d5835a58f2e164bd9596c. Chain 2 (Bitcoin): anchored in block 960247 (2026-07-30T10:42:33Z), 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/NLY331501063.
Violin Concerto in D Major, RV 214: II. Grave assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x534414ddab630f18cbd135b9e9a113d37c9171c329894aef3777bf119d35d6b0. Chain 2 (Bitcoin): anchored in block 960183 (2026-07-30T01:10:20Z), 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/NLY331501065.
Violin Concerto in D Major, RV 214: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2caa789841edbe43ce863e1a0a06feb21c9d6c4f63f6c00d38f39ccdfecf9296. 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/NLY331501066.
Violin Concerto in G Major, RV 299: II. Largo cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41176fb5abb60589b7c5cef05ee3047dfb3fcf6cf219caab4843584c9ca5c1e5. Chain 2 (Bitcoin): anchored in block 960203 (2026-07-30T03:35:13Z), 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/NLY331501068.
Violin Concerto in G Major, RV 299: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc716bf6b6dff8e366f4f045b876854fa9b4da61b922c407886e62e609b919768. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/NLY331501069.
Violin Concerto in B-Flat Major, RV 373: II. Grave spiccato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7003a1d48428bb1d17049b0ed19a6a5958e0be6f35b226dafaa4d422cfa688d. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/NLY331501071.
Violin Concerto in B-Flat Major, RV 373: III. Alla breve
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41955e6a64c9dcde07bf204b6608240e2a8ac0f46975dc5b2b68332bb7142148. 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/NLY331501072.
Violin Concerto in F Major, RV 285a: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4f9a15c7217628c061faadf1fdb4d2460e339bcbf1f864e52e8ab11045c0add. Chain 2 (Bitcoin): anchored in block 960166 (2026-07-29T23:39:29Z), 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/NLY331501073.