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 0x9156d55a11e1aa2db365f5bddfc5e4339ca4166474a7b4722f8d2f536de25f2f. 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/c8f97b0c-9aba-4ac3-bd9b-f651dc90c2f6.json and https://artists.proofprofile.net/proofs/artist/c8f97b0c-9aba-4ac3-bd9b-f651dc90c2f6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sonata K. 99 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
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 0xf20a117b3ce61fa36afbe6e571616a85728b06cf78fe37099b53806b94a28023. 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/FROV62210702.
Sonata K. 87 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1c469cf26f1f9ab21a009aef4618aa8c1ccd1aeaeb5b89697950322542b511f. 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/FROV62210704.
Sonata K. 32 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5ad37e031d3185fd23375ed6f395de606a6a563661c2de0cce6179e4f4c1db5. 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/FROV62210706.
Sonata K. 519 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde765f3f77f1433353f149c731eb5b29903ce2301d3d8da94cbbaa1c5afacfe1. 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/FROV62210708.
Sonata K. 202 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde820ff9f2ff890e5eecf14718ec359753353128255b317039376e283d14a49f. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/FROV62210709.
Sonata K. 24 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x123bb2fc6e905c770b9b786d5e414daa85ef715ab8582d7585931ed0136bed90. 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/FROV62210701.
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
Sonata K. 455 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43b83e3c6f191eae6968f7739b837e747851dc7d3b76037af0650d760f918896. 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/FROV62210703.
Sonata K. 162 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4a319ccb8fce1e161fd5406860fe2fedcb32d987fe6148f3f1035bb70bd564f. 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/FROV62210705.
Sonata K. 531 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94bd76529d49657bb660001c442f13c9493960119ac0dcf69d45c0df28aa06c3. 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/FROV62210707.
Sonata K. 466 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9118e2023ecb4d3f8a3be0292d640731cce8253d9b3ec962ce3a4ec6aaf5238. 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/FROV62210710.
Sonata K. 8 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6506b0ae7dce1857f8702427e7b0f073823a572e8b6bcfd01752e856c98e27ae. Chain 2 (Bitcoin): anchored in block 960485 (2026-08-01T00:10:46Z), 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/FROV62210711.
Sonata K. 386 (Arr. for Two Guitars by Matteo Mela & Lorenzo Micheli)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb773488af2820d38312a0982360efe11e4133b3f97b460be92fbe8375bd3561f. Chain 2 (Bitcoin): anchored in block 960435 (2026-07-31T16:33:26Z), 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/FROV62210712.
Lhoyer: 3 Duo Concertants, Op. 31 - Duo Concertant, Op. 34, No. 2
3 Rondo brillants, Op. 2: No. 1a in E Major. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c56fb1288c8944d3fc6b81dd9fa556b7cdb901fa67231061aac2233ceb2fb66. 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/FR6V80008453.
3 Rondo brillants, Op. 2: No. 2b in A Minor. Rondo moderato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x637120a23d3846d6760f7908141207fc25c1f498088ef1407c52acaef70e9116. 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/FR6V80008456.
Le menuet affandangado, Op. 15: III. Vars. 1 - 7, Coda
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6551d49a60d2eee4bf5dbb36242e7fad90e7ef924a350e24a3279cd169cbf0d. 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/FR6V80008461.
Nuevo método, Op. 6: Estudio No. 1 in G Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91eea4909391ccb4c4b72da31513ee9c9d7493db433287f0637d03ad16c7acb0. 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/FR6V80008462.
Nuevo método, Op. 6: Estudio No. 15 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf95c857e70f5faa21a491f833685b3de17aadc5c8c54dd9ea2580936fb180847. 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/FR6V80008463.
Nuevo método, Op. 6: Estudio No. 21 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f3681a81a2e47c5271e4f43b013de88b68cea05d853a3d5a9b72a6327cfe12e. 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/FR6V80008470.
Nuevo método, Op. 6: Estudio No. 25 in D Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02828a4fd23c0f570bad2d3a5a4dd29e26c167d58b0ee7dc5495cdfaf48997eb. 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/FR6V80008471.
Fandango variado, Op. 16: II. Allegro vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec071c87cf0edc9809053c1d6cb372964d54065a0d477aee538fb559b2df2ccf. 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/FR6V80008475.
3 Rondo brillants, Op. 2: No. 1b in E Major. Polonaise
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee333533caf5a817b551808c50987e75a4366d17a11f8223f340dc1c352bb929. Chain 2 (Bitcoin): anchored in block 960259 (2026-07-30T12:51:24Z), 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/FR6V80008454.
3 Rondo brillants, Op. 2: No. 2a in A Minor. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87708a897ec315a6a363eb809127f9c0d3614e6c844b8553762f97e40d0d54af. 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/FR6V80008455.
3 Rondo brillants, Op. 2: No. 3a in D Major. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe07cbcaf8c33cc9dbbb8df7098c4589c65d49557a7c0c91c6d6f9c608d03eb14. Chain 2 (Bitcoin): anchored in block 960330 (2026-07-31T00:58:21Z), 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/FR6V80008457.
3 Rondo brillants, Op. 2: No. 3b in D Major. Rondo allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c8dfbe422258f7f376a9ab39ed0503ead8df5af64c8fab2f9f3bdfae84e2446. 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/FR6V80008458.
Le menuet affandangado, Op. 15: II. Andate con moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x408ab1012c1d702ece6c10c6a27839a649323989e17cf5640842e54c7c71ceba. Chain 2 (Bitcoin): anchored in block 960509 (2026-08-01T04:30:37Z), 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/FR6V80008460.
Nuevo método, Op. 6: Estudio No. 6 in E Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff6d797e6dc0138f52e1c1cee093742d9cf397e6defbf727fa009f6273178e53. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/FR6V80008464.
Nuevo método, Op. 6: Estudio No. 9 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b64e51560e4a3a53b806ef102708b5e61b9d1df7d8347d78f128c08c962aceb. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/FR6V80008465.
Nuevo método, Op. 6: Estudio No. 17 in E Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d35edc6d11e16081433ab060da2dd0f8eb3796a20803b9593eda3271a1f9cab. Chain 2 (Bitcoin): anchored in block 960509 (2026-08-01T04:30:37Z), 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/FR6V80008466.
Nuevo método, Op. 6: Estudio No. 18 in A Minor
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a6e27e74a8d71b4173d70faa02fceef5370bcdeb61a06ae408dc616aefb1714. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/FR6V80008467.
Nuevo método, Op. 6: Estudio No. 19 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d48b1f5955de65a32983d3b41abfac6a9663bf269d9c40acf8c23cea283e85f. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), 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/FR6V80008468.
Nuevo método, Op. 6: Estudio No. 26 in A Major
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10a0987cc581a136286f82d5355d58a84f7e3bbe8085216e97abe2ff3df11cb4. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), 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/FR6V80008472.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ee25d4c0541e565e7a45d2b5ac188852cb100cffe6834093cb8874ac0afc7f7. 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/FR6V80008474.
Scienziati musici nel Rinascimento e nel primo Barocco
Lhoyer: 3 Duo Concertants, Op. 31 / Duo Concertant, Op. 34, No. 2
A. Scarlatti: Clori, Ninfa e amante, Arias & Cantatas
Cavatina (Die durch die Hölle gehen): Deer Hunter: Cavatina
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76e40783d078a11fbf923e47cc5f420f058801abbd09d9f311b8253c3d89dc4c. 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/HKI199648019.
Farewell to Stromness (arr. T. Walker for guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7249f6ee101837f4b8b10aa35b0419afa85750873bd4f060079f0afd78380f8b. 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/HKI190412006.
6 Schubertian Songs (arr. J. Mertz for guitar): Lob der Tranen (Praise of Tears), D. 711 (arr. J.K. Mertz for guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcd8f05b13d0b45aa23c87a33e21e467c66030946a1d3d5f520e8381b0f0a672. 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/HKI199294512.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8ada868a6fa92b40739e7cd1227a170dc67833b09458aed48be6ea26c5d9cbb. 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/HKI199236005.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab9dfd3dd0e7119fff5c79ebfb3d0e394f466251762cfabed71ca33106b9c749. 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/ITJ090600001.
Memorias II: 5 Festival de la Guitarra de Sevilla (Live)