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 0xa961c46c25338e97b3adbfc2c488a56f0e1ce49a8013df36ff233a513bd29557. 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/5bbaa95f-78a2-499f-818b-8d3a6c22c890.json and https://artists.proofprofile.net/proofs/artist/5bbaa95f-78a2-499f-818b-8d3a6c22c890.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
O virtus sapientiae (Arr. for Cello & Orchestra by Julian Riem)
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 0x3b21ef78d52652ad76a7971b7f8ac8321a1bf52b08e9fc2c591b552b1231bca8. 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/DEE862201839.
Dido and Aeneas, Z. 626: When I am Laid in Earth (Dido's Lament, Arr. for Cello & Orchestra by Julian Riem)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a953aefc228e2f16f4ec1ac066f9f2bfd20299a6144d0765b841afbb03015a4. 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/DEE862201841.
Deux Morceaux: I. Nocturne (Arr. for Cello & Piano by Julian Riem)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65ace946093200d2385031b38be1dca29881f6bc99c1c7d1f494a1b239b15990. 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/DEE862201858.
Nuit étoilée (Arr. for Cello & Piano by Julian Riem)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c6274ee4775e5a42bdd39870e564335b9f3b11a71feeaf8e2d8818d15315d56. 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/DEE862201859.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc97d04ca4deee09eb430df0f78a26da3f309b1873ea283551807ae9ca35593ef. 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/DEE862201860.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x778d31983f2cc2300982740a2c692ff52fa2f4e89b14863861f25f4bffd0152d. 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/DEE862201863.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dea88292c05d350da6102f6f2f5e57ccf7a277787311bd683e685fed792aab7. 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/DEE862201864.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbef42fdc3e0c165ab5124c680fb486ecdc16493c24f4dff8de8dc6678e0ab941. 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/DEE862201862.
Tre Momenti for Cello and String Orchestra: III. Allegrezze
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a17160a425b420507800efa34454014e40274bbdf27b6c9f2f0dc2609ec6fb2. 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/DEE862201850.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ccabb6bdfa33f8b7fb0ce07de8874a4dd976e8f4221c735b00427b0daef14ee. 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/DEE862201865.
Suite for Cello and String Orchestra. II. Aria
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1c525718e26b6e81079c59f9ed810ab88cf65b4f512fbe8cd050ffecf66c608. 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/DEE862201851.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98964c2236703a3e84009e82ab55f9784360d53cf84bdd179f4ca72cd2a47663. 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/DEE862201866.
Carmen Fantasie (After Georges Bizet: Carmen, GB 9/WD 31)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c4a399a6b465b4bff7e311eeae0ebbb43f2be13b86905e180dff9dc6a1c890a. 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/DEE862201852.
Adoration (Arr. for Cello & Orchestra by Julian Riem)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0172c38d8398b7c42e33ff607b50e5b9897a455303802cb149153d5b92576340. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201853.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51cc4a1afe34429492cdba658bbd355811850d870443d2be030751c4c5867e70. 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/DEE862201867.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc82602138643d485aca18736bf94f186c65cdc94484ffa254953056780ba5ab6. 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/DEE862201870.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35f0c3cd836150633182215d21dcc50cb22ef5ce80a92e2e6f7bddd6d66f1307. 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/DEE862201871.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30d8193c26ce32de2445f4546895fca7fe1372305a971d863882186620e5825e. 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/DEE862201872.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x984686d9141792ea66355c75363c1f3f5b761d269af5794049e68ff033f7e8f6. 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/DEE862201873.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527110a9f735b8425025de2356330c925c39aeb2a91f81f2f31c5461f763a853. 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/FR7JM2363010.
Viola Sonata No. 1 in C Minor, Op. 18: II. Poco lento e cantabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa51b78b436fa7631010a5df172a5e4c7ea469faa718679410e50076ae5c00071. 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/FR7JM2362020.
Six Studies in English Folk Song: No. 1, Lovely on the Water
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8ceff66f79d54fc747b991342e8697235ec329171f56aac8c04a82c58131926. 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/FR7JM2363030.
Viola Sonata No. 1 in C Minor, Op. 18: III. Finale. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddc6998657d27e8000b9486b9a3e41089cab3210cfdda0f2421994926ca4053b. 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/FR7JM2362030.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75fdea7bda151e06cceb07462e8d807c9629a35698e3f175cde90afcd4d3a179. 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/FR7JM2362040.
Six Studies in English Folk Song: No. 3, Van Diemen's Land
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2c4683f54dc0d3f98efdc6909553f664b16cd24923bcad14205fa5987bce5b5. 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/FR7JM2363050.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1893b2db8cc47536184b23b770ce9e12509c04df09046e7b94d714d9630ec38f. 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/FR7JM2362050.
Romance in F-Sharp Major, Op. 28 No. 2 (Arr. for Viola and Piano by Lionel Tertis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a7a73739750502997ecc6851b886c778e17d94f38ce993e33cade759c201f20. 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/FR7JM2362080.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40a7d22a3a3880954aadcebfe2ec9c7a93ef6035ad7fc0d29697289dead77a38. 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/FR7JM2363090.
Élégie in C Minor, Op. 24 (Arr. for Viola and Piano by Lionel Tertis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x907cdcb2f91b5e0988a2e55430b457a3c13a593d99cacadd125224744c1169e1. 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/FR7JM2362090.
Lied ohne Worte in E Major, Op. 19b No. 1 (Arr. for Viola and Piano by Lionel Tertis)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb2066e9db6977d86fc179ea2d587f9b5dc846a4432e05d5770c4131b7a1b9b2. 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/FR7JM2363110.
Liebesleid (Arr. for Viola and Piano by Timothy Ridout)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x051061bdc0df6042c02092546528d71e5412043dc45f308e5c2219f6702fc53b. 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/FR7JM2362110.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe0fdf44264c3ad25a61f989da4bb96afc1b003594abe793e1fff0449c7e2ddd. 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/FR7JM2363120.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x454e98c914c6165e5c3b8b128240cd64a1f9d4c06517b9d23bfda9e207562718. 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/FR7JM2363150.
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6c1406cd2101c8567083e7027d0027a42781df0c4b462394153bd0e88919da7. Chain 2 (Bitcoin): anchored in block 960387 (2026-07-31T10:06:30Z), 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/FR7JM2363160.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2551e3886c01c0b6a17e178a82eb6c58d593d5d861b89fd0dec3107e657c5a77. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/FR7JM2363170.
All Things Are Quite Silent (arr. Kerry Andrew)
The Chapel Choir of Pembroke College, Cambridge
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8eb68b105441f5a09c2c0682db3f17f1c35a341278976c41cd57d90194c5c11. 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/GBLLH2064201.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfde2f9dbeb7ea6e936e7cf0abc6b12ead51f6a0296e4702a850c98221176747c. 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/GBLLH2064202.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4c545166bdb44154505d2d5a5c498a438391533227160bb885014612dc65eaf. 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/GBLLH2064203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a75376e35781b7ccbfd1591632bee032c63c3fc0bca36b33fcf897c9dbf0b39. 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/GBLLH2064204.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88855c2563b5c8d9ce0dbef38409ee8c14118115f44dba47f92aee8a436e7bdb. 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/GBLLH2064205.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc004949212dc236c15984c4fc810cd6573409c732a93adfd1e99c03723eb0415. 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/GBLLH2064206.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7c933dbdbef8d025d33924ce7048ba7db87daf1419655808a76578c1a493b4e. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH2064207.
The Water of Tyne (arr. Elizabeth Poston)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12517fbe00325090ddee8598690847911b931fc9efb67e7871f2d00f74a833cc. 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/GBLLH2064208.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a37e519c074ba198b2306cc105fcfab54e1a640daed15f7f3937e051264ede2. 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/GBLLH2064209.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb725dfceeab1793056e78e0c290b7bd0ccfd18d94948d4700dfe876bc6bb2a71. 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/GBLLH2064210.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2efb798b35203d21771668b216ace62db1876a7bda48a706e5a2e5f49e3fdb87. 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/GBLLH2064211.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89efb1eaef3ffebbb2473f7ba37a384a9b89b2bcb379eb0021a563a8f5de6727. 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/GBLLH2064212.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbcd5e7ab58f870deb5a112d245b62544242f0cf46c64e0a04476c46f93f7b93. 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/GBLLH2064213.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7638c168022ed5dff15be07b1bd19a95bba21c8f1c5e3fed2d0596b87c2c2018. 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/GBLLH2064214.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73d75917935296d2c94afb4a06b0ad75f7f4a1c55c9f28a5d28fe23e0ad4e70e. 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/GBLLH2064215.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf61696dffed39754fbf3a408f398484376000f6a924ef009c52c8889b4e07a61. 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/GBLLH2064216.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2c75f76f1716874bf1da2c15a0a4ce9032058f66755caf4bbef3c4743d4050f. 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/GBLLH2064217.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c93c56f6f4700b5e436ed06c89874e893fbf1ed8de6e934f3681aee2728b6c6. 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/CH6630070801.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbdeafe187ce654306b4319a4e5857d01b62fe76269d022590a7d87a52d887da. 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/CH6630070804.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa209a13ddc2b0ae61b99e576413a035fd743ae94bf52879e6ffebcbc3c6ef4bb. 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/CH6630070805.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ff08845ad1dc8a467a7b6ed90fd402f9cf68d117926d5becb8dc09f65d901d5. 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/CH6630070806.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd76067a86939dd9bba6316fc7fd77272e823003be1557639b8a181ce0aabe60. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/CH6630070802.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86f775feeb5345d82c29f9fe12424d24770d91c5ba888e978c4b7642fac69ef4. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6630070803.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8d383382d008600a7fc334bb6c9c9193f07eebd0eee68321051eeb3a9b7ce9a. 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/CH6630070807.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc38c71573fef810bf158d7d0e96917c6f462f1982cfa876cfae2579b80b7dd9c. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), 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/CH6630070808.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49ba658a3c48394dc2243db83b0cbb23f53b8bf51b97ad592df2700e49120100. 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/CH6630070826.
Freezing (Arr. D'Angelo for Voice, Piano, Guitar and Bass)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x684b3247d0b992c39025a766fccecac5a2ef715663353394565b08c34f4212ad. 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/DEN962434101.
O Love Is Teasing (Arr. D'Angelo & Helstroffer for Voice and Guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7efc80daca7ea5500ff68be4bd17fd58e3754a856d997543a7ba6f9044fdebf2. 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/DEN962434102.
Quietly Waiting (Arr. D'Angelo & Helstroffer & Kramer for Voice and Guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d5629495c84099e9b3663a3363186d1f17c3ef98f249bcd7e6ea53585d23ac3. 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/DEN962434103.
Wonder Boy (Arr. D'Angelo & Helstroffer for Voice and Guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd90a6f88577afa8a12bfcaec7c7689028c531e751e2a9aab01d79f7bb0287774. 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/DEN962434105.
Cold Blows the Wind (Arr. D'Angelo for Voice, Synth and Bass)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbefac816e518fcc2e72735bb7e416956c5b09658806c31fe9c916dcd957b742. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962434107.
In Darkness Let Me Dwell (Arr. Helstroffer for Voice and Guitar)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafe50478e88784e3276804eb57834ba5f3a3a1631a967cb916b435cae48ab5e3. Chain 2 (Bitcoin): anchored in block 957064 (2026-07-07T16:43:08Z), 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/DEN962434110.
Evening Song (Arr. D'Angelo & Muñoz for Voice and Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5517e4d161d51669ccaa506507f995f668d6e8714bb1f90303370d57ece79622. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/DEN962434112.
Morning Star (Transcr. Muñoz for Voice and Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90878be021c30cad0cfdcc99b07b309104a66d5082b7ad590a2d451e71ffedcb. Chain 2 (Bitcoin): anchored in block 958041 (2026-07-14T18:13:17Z), 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/DEN962434113.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfff3bd4669c5164257a0b072e53b5fade444d551931ec010c7c77f8e05d02f43. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), 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/DEN962434115.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75318198a7e3bc1479ceb3c0486b2b23104c6ce8866d7e10948f4e6bcec3e4af. 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/DEN962434116.
Rebecca Clarke: Viola Sonata – Bridge: Cello Sonata
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73780757357f9fb5497e5203573a1b2b458fe3967564f5e25084fb071873e3c7. 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/GBAJY1825301.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd862adfadd35dd0730b84f50b5b3f08df1097ed91b6e8a5227b50209aa866625. 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/GBAJY1825302.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7d984e1749d4fde85c408e903675fd2b07374ab6f9aaa3ad3fa62739859bc9f. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/GBAJY1825303.
5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. A. Spalding)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4c07b23fa24b6bcfaad251977ee15230b7706f4b8c3a283a67630c47473fc23. 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/USB8U1053452.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x178db03bf58f763f91d5efbf9243069295b0f26b12b2fca242d8a4e1e0fc1237. 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/USB8U1053453.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07c5eb2d9c6a6d32fb260635478633f80f47cb054837f9813aa853d2876b6291. 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/USB8U1053454.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7df2359c5d182793ea0b7c4facfeacf464f81cdd528387b4841447db497e7290. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1053455.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93ade9957c2ea3ea8cd4fdddafa3e8cbee046b1de2bb6fe8c29e5d23fb856a96. 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/USB8U1053456.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19fc895f02fd012ffa792908201295f2188f1fb2875cae45548a29b6cc0681ac. 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/USB8U1053457.
Porgy and Bess: Summertime (Arr. I. Frolov)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4872f63085658def6b96ee15226912da1f998df104e964bcbf8b7e6d6d7b24e. 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/USB8U1053458.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe8a9984cee9ad1fb9ee5f749c5bb3cfca16b4b6586bcf5113f8ab38d30cd636. 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/USB8U1053461.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfb873764d2563bf70d8d09fd07d29aa6307557be9010632b3cda5d5ddd70b6c. 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/USB8U1053462.
Berceuse sur le nom de Gabriel Fauré, M. 74
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17c3d5685cd39f0996f62c9bdce1d009ebc625fa927f9ce474daea576f72b203. 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/USB8U1053465.
Wiegenlied, Op. 98 No. 2, D. 498 (Arr. M. Elman)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x804f683e86354a3d2419898b32fbbb5d48e6e51226fc73b8b7d21d35f4c2db64. Chain 2 (Bitcoin): anchored in block 957052 (2026-07-07T14:50:41Z), 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/USB8U1053467.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1de8dd1141fa0bbfc14e47bdaf4913a6cdbe2e7206732a3bfb460667ff7ae72. Chain 2 (Bitcoin): anchored in block 957055 (2026-07-07T15:12:44Z), 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/USB8U1053469.
Lyric Pieces, Book 2, Op. 38: No. 1, Berceuse (Arr. H. Sitt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c054af1883bc0b9fac0b7fcb2c859b2b5339e53950fffba7a1378ffd2038191. 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/USB8U1053470.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0776cbde39ac9c4d16d8de52e1c3e17f32e2e2b6001c55a5fd63d4c09cbd895e. 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/USB8U1053471.
5 Lieder, Op. 41, TrV 195: No. 1, Wiegenlied (Arr. for Violin & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4360a50247d63d103d74d2d4fe66ce49cddd66b53a647badc90ba78d8646d475. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), 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/USB8U1053472.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa59fde9b1a7f3fd8ce21896fff0b8772088f90cc8723ad5710711b6045fd6da1. 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/USB8U1053476.
Noure et Anitra, Op. 13: No. 7, Berceuse (Arr. A. Moffat for Violin & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e9fa398fc8f137af40c925daac7c57760c689185926869f185b92becf6374c0. 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/USB8U1059018.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24d19c1c826942ac54c8be32e9a3209af29e4133a95510d59d85a4727723bf10. 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/USB8U1059019.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9841d236c8d449793a8870ee2d4e01bea4ae9d99d59d4640e21416903d91fbde. 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/USB8U1059020.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f2608bb9bf196ef219e9403d45ec4d0d4524c0146768438be08cd1f1d004612. Chain 2 (Bitcoin): anchored in block 959145 (2026-07-22T15:39:05Z), 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/USB8U1053466.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07ea1b131d7daf9a184d33417fdc5d58b44932e39322eae68f2f83dbf3c9791a. 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/KRUM71200122.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4713b4bf4709b14248871fcb2efe107af0b9260df49bab2a39134a235ce2cfd1. 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/KRUM71200134.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cca43cee041707b8300ad11bc5fe887ba4b299fa2c301be99ff9b2677f4753d. 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/KRUM71200132.
Württembergisches Kammerorchester Heilbronn
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71ef89acc4be0d0b1bf82f274ddcfa916a1e50563922be7170da7acd718ad33c. 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/KRUM71100019.
Viola Sonata: I. Impetuoso. Poco agitato
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6ed3663da8a14bf156f963b75c53023185cd86f3e778f251896ae4fcfd16a4f. 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/DEU921912501.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2c1d3faa4289c639d49aa08cc171e3e3e189939994c6191a27b31d30304ff6c. 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/DEU921912503.
Violin Sonata in D Major: II. Andante quasi adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfabd0569821a6631293f746adc788969ed13f5da23b1f226933680747296a99. 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/DEU921912505.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb631df89704d78911baf5db5e004859f88a99b461eecde4cb275e9d16efbef1a. 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/DEU921912502.
Violin Sonata in D Major: I. Allegro Comodo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea52232db2b5c5fd6043ccfe7ec83d5ce7f8a7f42c878b9a15dd5c474c48e279. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921912504.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e6a34d6d3c28e2e9afc41b550b8672034de1006267383d99552b2c1ec23b6c8. 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/HKI190539101.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1314e6ef14d3e1c3447404968586c9a902aa81ddff47d0b32db98e5aa0e966e. 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/HKI190539102.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9658ed7b416c9d4046a26cb307948e6c7f6c0a6aa0dec1dc9d48949b6cd8acbc. 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/HKI190539104.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0b4765feac350de7d168232e9c9e7a44253fbf59739edf023853595e8fa16b0. 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/HKI190539106.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6105b1714fc082be525b76eb34f36301625cff76bf11eca96c737f8034144222. 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/HKI190539107.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf01b249040f01060340d8bdc07fffe5bed6127490d8efe89e8c9ab8f8559258. 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/HKI190539108.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64b6d54bb8a305827a565e78bb383e1c089aedc39d68d3d5c709d987ba1c505d. 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/HKI190539109.
(Untitled): Untitled Piece for Viola and Piano
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21dda925495fe0f164df567f27635926cbec7306002206ed97cf9d649690be64. 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/HKI190539110.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6db1878486771f545aa2f5e3d7b7864ce33a2cf84db23342fdd66d119423c53. 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/HKI190539112.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde54106a5a8044a8f0c5d1e3d072c000e6a949b4c53d38438abf86cc36031a3b. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T12:33:25Z), 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/HKI190539103.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58d55f43116c7f3f1a4f8e25da2f136d5ba801ad8202f31a58495b7f32f256a0. 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/HKI190539105.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b1b28665fc1a9e7c1598f8e8db2a733499e31bfd3d59f976f1f50ce0dbe21a3. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190539111.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf083eb1845d2270df2eec01ae03745283e2c002fbc87935176e5afb819e520a6. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/HKI190539113.
Prelude, Allegro and Pastorale: Pastorale
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4f9f3f2cf85008d29a7997f510dcdc365c9a76893633a71162d2773f3b68c23. 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/HKI190539114.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2212da8baed7082d7cf3946fe9f20d0169d1b791cab7554269dffbfa9bec785. 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/IT2HP2400004.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc0166ac59549f644820b4876818632634ac40e2daae56ab06954022590ac9d2. 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/IT2HP2400003.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd04a3fb02561aa655bdf376d0363fc92ce6e37a580b86c227705a9db10f699a6. 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/FROV62128901.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a291e4170cb296c6d95916a6f3c3fd85aeaedee197c8475334e112d5b3c1d8b. 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/FROV62128902.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdec6b9526f1fa1f763d70880d8600df3a8da68c135dfa29e6611c90516a5cd0b. 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/FROV62128903.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61f2be4585d2d805a0a2b90a81a2dd7deba717c76a0c93bb790583be3bff0f86. 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/FROV62128904.
Two Pieces for Viola and Cello: I. Lullaby
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4f78c1eeecfda6834171eb8991ef309ad22bb056ba7b912e72b390b92db3b74. 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/FROV62128906.
Two Pieces for Viola and Cello: II. Grotesque
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacfb6fbe2f05fae1121db3c1a55a7f35a290dcb64ba42996e80c241536b62c8d. 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/FROV62128907.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a1bc0e74a21d70f90d4613416774e0b5509e2f3b65b5821c484b94220289cf5. 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/FROV62128909.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xceb380123444bf6b299d686501c7e889035292314a8643c75573e21a7684059f. 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/FROV62128905.
Irish Melody (Emer's Farewell to Cucullain "Londonderry Air")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef9955f5de8a51a0f21322f88b3acb29abacf118aeafbe71f5fd0fba4d102c04. Chain 2 (Bitcoin): anchored in block 960489 (2026-08-01T00:40:43Z), 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/FROV62128908.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045975ee4270fe5a8c84499bef215a35e130b820f9177cb06909bf665c4c69e8. 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/US8271010966.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03fb6a094c2554cff718d5f7a46d505a354622ae396158f3e87b324b88d22e96. 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/US8271010973.
Clarke: Complete Works for Viola and Piano
English Music for Viola: Rebecca Clarke, Britten & Vaughan Williams
Rebecca Clarke: As I Was Goin' to Ballynure
Ugne Tiskute & Alexandra Vaduva play Rebecca Clarke, Sonata for Viola and Piano
Rebecca Clarke: Irish Melody (Emer's Farewell to Cucullain "Londonderry Air")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13ea51ad2315e42badb31c9f988b53ea8234c0ccbeccdc0764b3f0fe5beaa129. 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/FR50X2179911.
Rebecca Clarke: Midsummer Moon; Rhapsody for Cello & Piano
Folk Tales, Vol. 2: British & Irish Miniatures
Berceuse, H. 8 (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed1f945956e680a43c14d6cc890e1933494f9b74370d4551ce93dac1139d7f51. 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/HKI192315401.
Serenade, H. 23 (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4993fb6f149e72e27f33b624b6c62e82a85dbfbc76641ccda862347bb325d6c. 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/HKI192315402.
Elegi, H. 47 (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd92e98319007b5b80716a85050fe8c1a510c9f5a0ae1639294d17a3805e29c31. 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/HKI192315403.
Salut d'amour, Op. 12 (Arr. for Cello & Piano by Anonymous)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27d848e25f933c46bc2da606dd16e116b8ad2b655f93ff8c28260b4a3105cb7c. 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/HKI192315404.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aa3eed35c470769da28cf88c423c7516b2f772ac17e3b6059d193d9cd8d0633. 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/HKI192315406.
I'll Bid My Heart Be Still (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56a70bd907e6b8c41484a265264ba0b04e9ab9630a0ab9e2284e8d974f88d7b4. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192315407.
Spring Sorrow (Arr. for Cello & Piano by Julian Lloyd Webber)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05d78b966833e30b1da581cb2058325a5603c8db428e4cba5dbd0f60d5bdd2f4. 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/HKI192315410.
4 Preludes: No. 3, The Holy Boy (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6255d24bf98a37e436cc811ce4ff631c97c1988add9aefb27f2eb53645c524c1. 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/HKI192315411.
Down by the Salley Gardens (Arr. for Violin & Cello by Lynda O'Connor & Gerald Peregrine)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa549a1c44964fa3815b97237903fbc2fceb29455ad7b9eebef7ababcb521bc83. 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/HKI192315414.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeae0964f1e64fb25fdd8c8ac431d6225d894a838e2b8f16dfcfac0a99a2282c8. 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/HKI192315415.
The Coolin (Arr. for Cello by Michele Esposito & Gerald Peregrine)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dbb5a5674cccd4f3cbbbe3c24a7df8e83bf38df075305e317982ef4d58395b7. 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/HKI192315416.
She Moved Through the Fair (Arr. for Violin & Cello by Lynda O'Connor & Gerald Peregrine)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x327854787a7f8935ef42d35cf258d1982baba39957ce04b48ba1e0ae8eeafa17. 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/HKI192315417.
The Lark in the Clear Air (Arr. for Piano Trio by Thomas Christopher Kelly)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3df6fd9f48204de8ac93d7f87f960dc342ea2924599a423b8fb47714a8daf7b4. 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/HKI192315418.
How Can the Tree but Wither? (Version for Cello & Piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc513d6724a45397fa5ed6d4ac948aa41eee310a885874c687ecc053c419cba8a. 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/HKI192315420.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0337f45a8bba63a27c26ca12be5c03dfc23985099b69fa13bbcd1395d292b687. 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/HKI192315405.
Cello Century of British Women Composers
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd52521ef9640a8223f47dd3cedf9fcb5f823975bf5c490c60100fa0e3f7db99d. 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/DELN21002001.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90d3efa8db4459042695f1644bc1cf69c5880d75f2066eea1ac0f754c40706b0. 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/DELN21002002.
Viola Sonata in B-Flat Major, Op. 36: III. Finale scherzando
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86182aa7bbb7392c8ad8f43fe510a97b66161c290dc90a77ff6e6fc339fed3fb. 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/DELN21002006.
Clarinet Sonata No. 2 in E-Flat Major, Op. 120 No. 2 (Arr. for Viola & Piano): I. Allegro amabile
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1a8d0ab1c2371bf8e32c8325dbbecda279134bcbaa5e636cca8db57677dcc70. 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/DELN21002007.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0626122077ce66276ef2059ef1c4fc07b5a6bd2bb2b88a91442a69cc09f28c4. 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/DELN21002003.
2 Pieces for Viola or Violin & Cello: No. 1, Lullaby (Arr. for Violin & Horn)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16c4137c2b4aaa1eb54fe699cb29a74d4294a0fd7cda36f1234189e6ae908566. 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/QM3FL2000091.