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 0x254970bfc87cb1077adca0ec91507fc104082f67f39fa844bb36538b503a18b4. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/94473bed-93f8-4c31-aa0e-1649a8119862.json and https://artists.proofprofile.net/proofs/artist/94473bed-93f8-4c31-aa0e-1649a8119862.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Beethoven: Complete Piano Concertos (Live at Konzerthaus Berlin / 2018)
Piano Concerto No. 1 in C Major, Op. 15: I. Allegro con brio - Cadenza: Ludwig van Beethoven - Live at Konzerthaus Berlin / 2018
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 0xdb6a2d47d7ea5c0f57c47fcccf0ff77b41514e21b49d1f3e06b6e1c44e54e1c7. 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/DEN961803101.
Piano Concerto No. 1 in C Major, Op. 15: II. Largo - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14f5be5fe155b669dea5a7767b0fcd0275ea43ba066ac26043153ba45137440c. 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/DEN961803102.
Piano Concerto No. 1 in C Major, Op. 15: III. Rondo. Allegro - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x880a35a908b65247b08448a7035ecd108babfc2bb01510eeaf44e739c29c9cd1. 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/DEN961803103.
Piano Concerto No. 2 in B-Flat Major, Op. 19: I. Allegro con brio - Cadenza: Ludwig van Beethoven - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26a2ee546186750261280e238598506bb4992f57e2ab96c94084b6573ce65b0e. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961803111.
Piano Concerto No. 2 in B-Flat Major, Op. 19: II. Adagio - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d137fed218f695f0e756292b995b0e808c8447b5ff1233657dd31a9b2624ed0. Chain 2 (Bitcoin): anchored in block 957026 (2026-07-07T11:02:43Z), 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/DEN961803112.
Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro con brio - Cadenza: Ludwig van Beethoven - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa9325db51c2ecc7193f41af6d8dd710a9586bb4d12f765560d9ed8ce72bc884. 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/DEN961803121.
Piano Concerto No. 3 in C Minor, Op. 37: II. Largo - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x685298b7a76efa492d33179ad1a326165feb76e0e769029e34bee894afaeb4a4. 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/DEN961803122.
Piano Concerto No. 3 in C Minor, Op. 37: III. Rondo. Allegro - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996fa0cdf8d59ac69270ac5aaa8595d8268ef30c83bbeefdbfc305b2edbdcde2. 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/DEN961803123.
Piano Concerto No. 4 in G Major, Op. 58: I. Allegro moderato - Cadenza: Ludwig van Beethoven - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb921d9256072f09bbf6b5000a7c0702b429497c8a6312c7e8d0224a0a3a1c86. 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/DEN961803131.
Piano Concerto No. 4 in G Major, Op. 58: II. Andante con moto - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e3f65cf17899b3b04be4d0825837ca4cccbda9b886640c2588e89ace15d24cc. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961803132.
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fde77f3fda48234aa57694b3dc9edb4d68e7dbb5647081cfc2e20d0887e8db2. 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/DEN961803141.
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": III. Rondo. Allegro - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3d31181d75f4c14932ac84fce8a052a7d650f1707b5ebd65894540b8c252c39. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-16T14:16:11Z), 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/DEN961803143.
Piano Concerto No. 2 in B-Flat Major, Op. 19: III. Rondo. Molto allegro - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa3aa7cf9258bb2bfa720819496cfd1bef03036ca72f7c23a942844b8b5d3a91. Chain 2 (Bitcoin): anchored in block 959107 (2026-07-22T07:19:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961803113.
Piano Concerto No. 4 in G Major, Op. 58: III. Rondo. Vivace - Cadenza: Ludwig van Beethoven - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf46fc1fc925c4d2ffefe56bf25d4b40481d7b9462b50e7fdee8b0f5f3605198b. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961803133.
Bassoon Concerto in C Major, RV 474: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29003f0c2de3f357d63577df7c08f85d0e0bd5d25efbf5c551d90f060b368400. 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/NLE421406101.
Bassoon Concerto in C Major, RV 474: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91b3454556be3a1ac964196d620d3a975bf72069923fe3cd1f39a3c03a172efc. 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/NLE421406102.
Bassoon Concerto in C Major, RV 474: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad9a452d5f30bee709740599a2fd9d478123f5694517eed539afa4ac74c8d62f. 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/NLE421406103.
Bassoon Concerto in F Major, RV 488: I. Allegro non molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf35e366261456a9fa5f7460455b748937f5ce4338d3ea10fe0a4b86687c55694. 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/NLE421406104.
Bassoon Concerto in F Major, RV 488: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3007257c7ab4571f79395c9765e2d36ac396df0d4573545c611565e72038d66. 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/NLE421406105.
Bassoon Concerto in F Major, RV 488: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc14c4e79fe81b192ece019bde613dc1f922a4e4b744d39cdff90268e92f89701. 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/NLE421406106.
Bassoon Concerto in B-Flat Major, RV 501 "La Notte": I. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x656da1dbf1e7816429e3f8222ae53125767f2cd1442b63cd951908db259c1d06. 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/NLE421406107.
Bassoon Concerto in B-Flat Major, RV 501 "La Notte": II. I Fantasmi. Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x321044f9bc74864afbf40ae6d8ae7e1182484cf942871548eff4c08d9a1fa61c. 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/NLE421406108.
Bassoon Concerto in B-Flat Major, RV 501 "La Notte": III. II Sonno. Andante molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x841249639f3bd4c82b3584b774996ce48b10058ddd1e96d8d8cb9f8d7c8d8f72. 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/NLE421406109.
Bassoon Concerto in B-Flat Major, RV 501 "La Notte": IV. Sorge l'aurora. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd140935663c3c07578bcc4ed62fd0e2a0d2451cbdf7591a6e5fc17bfb581c9c9. 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/NLE421406110.
Bassoon Concerto in C Major, RV 477: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cf2c12e12754802eed2e1a0ee4e2188a4dbd2902881e61e8ed5ce1a14bb286c. 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/NLE421406111.
Bassoon Concerto in C Major, RV 477: II. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfce4981d964dcdfb86fda818d72f874bf68d33df852803ffe17352c4b8c8b6ca. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE421406112.
Bassoon Concerto in C Major, RV 477: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dc07ad41109bd15eb6c49cdad198fc7b0f1eb190f73bd636e56c5268328ff84. 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/NLE421406113.
Bassoon Concerto in A Minor, RV 497: I. Allegro molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe97c6e368a21cb0be6709bb92e3a0cad779d33f4b7a71900b0638564ba60cb40. 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/NLE421406114.
Bassoon Concerto in A Minor, RV 497: II. Andante molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a656c2a462e0f76eda799baf721175077892ab8149a36f9a26d0d501088ae9d. 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/NLE421406115.
Bassoon Concerto in A Minor, RV 497: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf45d4fa4a783e946a4d5780f83e3e3e007f94a9a98788a667fd4e60b4767c996. 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/NLE421406116.
Bassoon Concerto in C Major, RV 467: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3d0a40bb696546b4d1b118b5c79d9ade566c7fbca52b3a97ca178438f456e5a. 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/NLE421406117.
Bassoon Concerto in C Major, RV 467: II. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f9db49c4a01939e088a131e0ba3a7ab084fe7118c752b663cab6132fe4bc3e3. 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/NLE421406118.
Bassoon Concerto in C Major, RV 467: III. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3df0c458895ba553e2be0567200cbd207e3150a17e8267fa5d30f59684f0c596. 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/NLE421406119.
Beethoven: Piano Concerto No. 2 in B-Flat Major, Op. 19: 3. Rondo. Molto allegro (Live at Konzerthaus Berlin / 2018)
Beethoven: Piano Concerto No. 4 in G Major, Op. 58: 3. Rondo. Vivace - Cadenza: Ludwig van Beethoven (Live at Konzerthaus Berlin / 2018)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25d13740a08f6a014599581a323aea52b8b87c9f0ffc24ef8bcd2bd1ea0500ff. 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/NOACM9502070.
Préludes / Book 2, L. 123: 5. Bruyères - Home Session
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad146c10021caac133d287dcce37838fbe62cfbd0108212bd6f4f0eadf191c5c. 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/DEN962002990.
Goldberg Variations, BWV 988: Aria - Edit
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb534f2d088f938a1ae5fb58b887c0c53c923b81a69abbc79a5fcc906fac345e9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962030133.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf566d21b46895ba00095cfc1040c2942cfdc69e7f6468748433090f3c9a219ed. 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/NLUM72100325.
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b36a6df86a7fe69d0dc7974b86a20f6b86d3f18fcfb1a30e69765a5faf392e0. 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/NLA509802602.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x581b1bb4134d0d6b0894a0a7002a1439966b618a455f2c658007680e558f5277. 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/DEN962135203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ff2810cafb60b886df97ca135a6d0d10a3f565cba41268ae08ae8030ce868eb. 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/GBUM72001270.
Sonata In G Minor For Cello & Piano, Op. 65: 3. Largo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c18f5f9edcc42886ffdf4baea199c05b836e72ecb8dbcb41e82bb1621b7c97. 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/GBF071502143.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc66712e9fcff3020dfb097f0ddeda7f9f01fe31e54c74f42174581d332de08ca. 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/USUM71900773.
Préludes / Book 1, L. 117: VIII. La fille aux cheveux de lin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ec54dc0ce1bff1256ad7721d019e03eb02fcb87b736f305cff03198bfd6fef6. 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/DEF059832308.
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco mosso - Live at Konzerthaus Berlin / 2018
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6b1b878cc51bf44520b81b664814608e2faaf05a21bfc30c3d29899b9c591bc. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961803142.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf70d88adfb9a4cd1c23080cac89c38bf535a658f585487d7c088e2a9b9b1958b. 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/GBF079540817.