Nicolas Altstaedt (born 1982) is a German-French cellist. His versatile career incorporates solo performance, chamber music, conducting, and artistic programming, with a repertoire spanning from early
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 0xe793c6bc7b4c79e45059c08b5cf1a822d3842d0648d434675f707cd3a9307334. 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/ae81bffc-5750-475a-a33c-53492c7174af.json and https://artists.proofprofile.net/proofs/artist/ae81bffc-5750-475a-a33c-53492c7174af.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Saint-Saëns: Carnival of the Animals: II. Hens and Roosters
Orchestra dell'Accademia Nazionale di Santa Cecilia
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 0x462d0af80f27b7b553adeacb0a2fe06e6e403960ab0609156760cdf7290f7f87. 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/GBAYC1702434.
Saint-Saëns: Carnival of the Animals: III. Wild Donkeys Swift Animals
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb089cf382ed4c11c107b396a1cd69ecf21f15bb4c4f72be1a4d787ed24b5ee3a. 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/GBAYC1702435.
Beethoven: An die ferne Geliebte, Op. 98: No. 1, Auf dem Hügel sitz ich spähend
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5883f342a34b2b319ab961e5ead231be3e528719937fdf9c89c0ca2f370cab1. 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/GBAYC2000224.
Beethoven: An die ferne Geliebte, Op. 98: No. 3, Leichte Segler in den Höhen
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe30e55846e5f30861575bc4a5ae9016283e7191cb1dea8872cd3ff1285a58929. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2000226.
Beethoven: 12 Irish Songs, WoO 154: No. 4, The Pulse of an Irishman
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80fc19efa063d6a061406a2083eada2dfb5db8fe17cb6fde2b98a010f4b086c3. 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/GBAYC2000251.
Beethoven: 7 British Songs, WoO 158b: No. 6, O Mary, Ye's Be Clad in Silk
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff58fffb66e825128a928c6cfb955fc4d4c8db67f6d4e0526e3382fba5ffd487. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/GBAYC2000253.
Beethoven: 25 Scottish Songs, Op. 108: No. 2, Sunset
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33a742aa0469b7a113f4f7861ba2ecbf8ee89feeb2564e08ae23110ad0c73586. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2000258.
Messiaen: Quatuor pour la fin du temps, I/22 (Live)
The Canticle of the Sun: I. Glorification of the Creator, and His Creations: The Sun and the Moon - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29dcadaa627cec4fd5314365b6262d1f0d9a606b872989f8efd3d996d155c236. 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/DEB331025602.
The Canticle of the Sun: II. Glorification of the Creator, the Maker of the Four Elements: Air, Water, Fire and Earth - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5d0c879ea3235b3cca0588523661cc4db6caa9431cbd8ee14d78733d48d578e. 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/DEB331025603.
The Canticle of the Sun: III. Glorification of Life - Live
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bb765b03f3ce3aa2ce5a08b2af2434900882f98c1e41a8781f44c784abc0320. 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/DEB331025604.
Schoenberg: String Trio - Regamey: Quintet
Salonen: Cello Concerto & Ravel: Sonata for Violin and Cello
Sonata in A Minor for Violin and Cello, M. 73: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1094a152139d054067f03070a2fbf4d72aaa4748cbb833bf88562c21ff66da4a. 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/FR50X1962704.
Sonata in A Minor for Violin and Cello, M. 73: III. Lent
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddd8ed5811246946e8b7018d4251ac0f62740061dbf90195c3fb9208400ca19f. 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/FR50X1962706.
Sonata in A Minor for Violin and Cello, M. 73: II. Très vif
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8ee16add617f96cb1af1211b29386958274499f6cc848b120a2189ab07ff9a5. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1962705.
Kodály: Duo for Violin and Violoncello, Op. 7 - Dvořák: Piano Trio, Op. 90 "Dumky"
Duo for Violin and Violoncello, Op. 7: III. Maestoso e largamente, ma non troppo lento - Presto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7a7e328edd19b55e66e787042146c25af5c98ce12c5d92a6da18970fc5303c4. 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/FR50X2073703.
Duo for Violin and Violoncello, Op. 7: I. Allegro serioso, non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08c44f9884f1652cafd88176af6be8a1b6ef1d138238c2530afbf03ec58ca966. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/FR50X2073701.
Piano Trio No. 4, Op. 90 "Dumky": VI. Lento maestoso - Vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3195899f9897224d273e774486ce6cd91efb4722daa330e8bed7e310aa7c9754. 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/FR50X2073709.
Sebastian Fagerlund: Cello Concerto "Nomade" & Water Atlas (Live)
Beethoven: Complete Works for Fortepiano and Violoncello
Sonata No. 1 in F Major, Op. 5 No. 1: III. Allegro vivace
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xded3b3d33fe1a1172f95e7b2c91699a64e8f5b9f5b1f9c7e78f5cf66e26e3b81. 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/FR50X1957704.
Sonata No. 4 in C Major, Op. 102 No. 1: Ia. Andante
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6380a671cff1d1e292940388d2072c2bf959afb64fc45080114beb008af9c1dd. 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/FR50X1957713.
12 Variations on "See the Conqu'ring Hero Comes" in G Major, WoO 45
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x849a7938171d8f6d624a756220ce418a12ed7c09505a0da1e362033b0b58eeaa. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/FR50X1957701.
Veress: String Trio - Bartók: Piano Quintet
Say: Cello Sonata, 'Four Cities': I . Sivas
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1996622ef92a21f24a386d18c0d31ccae1f058f08d352e17a9720e243ca342e. 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/GBAYC1602391.
Say: Cello Sonata, 'Four Cities': II. Hopa
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9845bbd8453738b77aca285e48c033f408988e766f600ffd505ca7cdc24437e. 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/GBAYC1602392.
Say: Cello Sonata, 'Four Cities': IV. Bodrum
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa59aa2317df5fc618a43e7d8360da49dea5160c4d42e668985ff88ec2fa9a415. 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/GBAYC1602394.
Janacek: Pohádka (Fairy Tale; 'The Story of Tsar Berendyey'), JW 7/5: No. 2 Con moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91726f1a31a91ed6a8bfdaf525b08327a135c47b830533dc6b10602d963d2b62. 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/GBAYC1602399.
Janacek: Pohádka (Fairy Tale; 'The Story of Tsar Berendyey'), JW 7/5: No. 3 Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e9afc0756ac10296792c0b9c160b18f51b7b69233771651d0db6b438b8ec167. 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/GBAYC1602400.
Janacek: Presto for cello & piano, JW 7/6
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82323ec6c6232be8b90c6597fca746bb2070eb46a2f893b632c78a14d70be178. 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/GBAYC1602401.
Say: Cello Sonata, 'Four Cities': III. Ankara
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf44bb948511920ca28c5120502dd9f723137a7af6095ba7dc2270b36a7507e1a. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602393.
Debussy: Cello Sonata in D Minor, L. 135: No. 1 Prologue
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x898aea65e595b554958297b07ba27faa137a772bc678db615f55df9b88db5b97. 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/GBAYC1602395.
Debussy: Cello Sonata in D Minor, L. 135: No. 3 Final
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4aa64c772e8fa1b44d1725cde9d133697e5d43e5bf06fe5208435a1f4ba55aa1. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602397.
Janacek: Pohádka (Fairy Tale; 'The Story of Tsar Berendyey'), JW 7/5: No. 1 Con moto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3874ed9f7f992a743cf21961ecffc5f0f8aef803f15bd304ead7cdb16053d00. Chain 2 (Bitcoin): anchored in block 960185 (2026-07-30T01:32:48Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602398.
Shostakovich: Cello Sonata in D Minor, Op. 40: No. 1 Allegro non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0481dd433d7c600cc919008a99f30428fab8addba9caa3213600d9e3c159074. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1602402.
Cello Concerto in A Minor, H. 432: III. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae57f8b2171804789759b67023d405b3cb1568539c1e7f704d05d8bb2b9a5464. 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/GBAJY1611203.
Cello Concerto in A Major, H. 439: I. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e8222dda0402bae75a4a987a5570e6e0e73f7250d15b25e3782341615a3d575. 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/GBAJY1611207.
Cello Concerto in A Major, H. 439: II. Largo con sordini, mesto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf5c657852590557371a6b9ccd93fc9adac6d7d15a62a54b9e3ed166b887afb1. 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/GBAJY1611208.
Cello Concerto in A Minor, H. 432: I. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4757fa37367237bac1707f1fa531739013cf91a95613d3676e97302efc628585. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1611201.
Cello Concerto in B-Flat Major, H. 436 : I. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0775a6d76cca1940306c47b7505e9c29a3a2cb068a78c86123c7c88f7642dcae. Chain 2 (Bitcoin): anchored in block 960463 (2026-07-31T20:42:35Z), 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/GBAJY1611204.
Cello Concerto in B-Flat Major, H. 436 : II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf70b00db74c08c623bce630940bd549ad8bc0518250cb959260ccd07a08dcb1b. Chain 2 (Bitcoin): anchored in block 960410 (2026-07-31T13:50:38Z), 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/GBAJY1611205.
Cello Concerto in A Major, H. 439: III. Allegro assai
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82fc59cf1a342167c95ccd8834727c82f2f9c30eb91037ce261f00bf21f6e31a. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/GBAJY1611209.
Shostakovich & Weinberg: Cello Concertos
Cello Concerto in C Minor, Op. 43: I. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f983b927f43e561558eb3cf32d8d36a550d7f41ff619d13898ccfda540b9ddb. 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/NLA460914009.
Cello Concerto in C Minor, Op. 43: III. Allegro - Cadenza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x109b3bbf53611a19c064d5e4cae7e0a378184deebde79fb9de1844d7fa54c8dd. 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/NLA460914011.
Cello Concerto in C Minor, Op. 43: IV. Allegro
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bece0799ea6827d5a4d4cfa37dfcbcbb779d914a827c12700fd0f52a5a9f60d. 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/NLA460914012.
Cello Concerto No. 1 in E-Flat Major, Op. 107: I. Allegretto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x218b53c5e708cf90ccf2245ec3b916818706151b27d11ef7aa8851ea7365a118. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914001.
Cello Concerto in C Minor, Op. 43: II. Moderato - Lento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb98fb80f386b097d6468c65e66c139c33dc7f0b04ac86d2aa26c34b8414c19af. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA460914010.
Bach: 3 Sonatas for Viola da Gamba & Harpsichord
Altstaedt, Nicolas - French Cello Sonatas
3 Pieces for cello and piano: No. 1. Modere
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50ab362bbf2878505b2524c4d1c880f79735defc64382f423588dadfdc7f2fa3. 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/HKI190953102.
3 Pieces for cello and piano: No. 2. Sans vitesse et a l'aise
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4cdc2b15f49ac7489d0e8ddcbd829f16d5c0e2aecef07565d147431b2ff38a0. 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/HKI190953103.
3 Pieces for cello and piano: No. 3. Vite et nerveusement rythme
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb7ba421d4831e8f31ea4ce9594068aa2a3bed73edc2d1c3abb82e801523fc16. 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/HKI190953104.
Lied, Op. 19 (version for cello and piano)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78658195070210a89a7b0c3af97d44ed379d168cd6815b8e1aee5a21bd648d7f. 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/HKI190953105.
Cello Sonata in D Major, Op. 84: IV. Gigue: Gaiment
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd88de783fd78263618d7de14cd855c8c2ad566139e7b0883cdd400736ac22ff0. 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/HKI190953109.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53df1ebe4bcba6e7ccac70591dbf925e5fa00429282ee66136e628e12e4ff27b. 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/HKI190953110.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7bcee0a8763a9011020aa8b9d6678c396bc72fbca01b25535de0107aa510ccc. 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/HKI190953111.
Sonate en une partie in F-Sharp Minor, Op. 46
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d9e4e04e6d56cd3c413826984514ff88e3aa28c5b4c329db2e44ef4c6ea1de4. Chain 2 (Bitcoin): anchored in block 960268 (2026-07-30T14:53:07Z), 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/HKI190953101.
Cello Sonata in D Major, Op. 84: I. Entree: Modere
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5dd550633dd44f549cdb881d4c4f5472a80410cda6744f941f093aedd4f2c0c3. Chain 2 (Bitcoin): anchored in block 960288 (2026-07-30T17:41:38Z), 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/HKI190953106.
Cello Sonata in D Major, Op. 84: II. Gavotte en rondeau: Tranquillement
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2193fb183cb084d1071f681e13381557d727b950da53783da7597194f1f0b7ca. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), 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/HKI190953107.
Cello Sonata in D Major, Op. 84: III. Air: Tres lent
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa9686a124dd6a32c5f6008d7ab90ec9bdac266a0f50441afadcb5ec6ef350f. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/HKI190953108.
Cello Concerto No. 1 in C Major, Hob. VIIb:1: I. Moderato (Cadenza by N. Atstaedt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x979f0855e3cfdca957a9bc2e152940a8bad320609081a11bf03565862d53f5f2. 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/DET900914801.
Cello Concerto No. 1 in C Major, Hob. VIIb:1: II. Adagio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3db01420ee7db8be20b40bdc2a0bddb6428375ff0a01eb7eb0a4279d89391cf6. 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/DET900914802.
Cello Concerto No. 2 in D Major, Hob. VIIb:2: II. Adagio (Cadenza by N. Altstaedt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e59028ee3e6e9128db92d0679530967802e62d716572185bb0da1268dfbb7da. 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/DET900914805.
Cello Concerto No. 1 in C Major, Hob. VIIb:1: III. Finale. Allegro molto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9a68bd0127b9b92ed41c209c734c0985d9c3c3ab5bc45903fca137e39c29706. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DET900914803.
Cello Concerto No. 2 in D Major, Hob. VIIb:2: I. Allegro moderato (Cadenza by N. Alstaedt)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda92be56219b649a1cdc740c3ae8c9aa75cea452b2c0b9e17bb47452425d0633. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DET900914804.
Cello Concerto No. 2 in D Major, Hob. VIIb:2: III. Allegro (Cadenza by A. Bylsma)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab1119f091c674226907b6b55c62005793834321d68c884621f004d8a2acceb8. Chain 2 (Bitcoin): anchored in block 960473 (2026-07-31T22:27:44Z), 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/DET900914806.
Schumann: Cello Concerto, Op. 129 - Tchaikovsky: Rococo Variations - F. Gulda: Cello Concerto
Cello Concerto in A Minor, Op. 129: I. Nicht zu schnell
Deutsche Staatsphilharmonie Rheinland-Pfalz
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe847189b7d3b5659c8aa433f132f4aec58be29d99870b29e85e1da4164b0fe4a. 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/CH1260990101.
Variations on a Rococo Theme for Cello & Orchestra, Op. 33
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81d159f124a1c09f4ae758003d55d7e850e81c8ba6ab5e6c574893e5080c6e38. 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/CH1260990104.
Concerto for Cello & Wind Band: I. Ouverture
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x498dabf2647f2a948411944c1a4300e1105e05de22625689c1bdb99f62af4df0. 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/CH1260990105.
Concerto for Cello & Wind Band: II. Idylle
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26631dce005686905eb071370dcb1a3206c900b20e25c0457504080d06622354. 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/CH1260990106.
Concerto for Cello & Wind Band: IV. Menuett
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7de868aac2321fbc6efa89f7a422d0ac826759e3234372c74f547dd586c540d. Chain 2 (Bitcoin): anchored in block 957041 (2026-07-21T17:32:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1260990108.
Cello Concerto in A Minor, Op. 129: II. Langsam
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x479e8db60b2492f66d6bfd977a6d386cd44de3c4b3f17de4d1b68c696d23692e. 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/CH1260990102.
Concerto for Cello & Wind Band: V. Finale: Alla Marcia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11589b73075830f1a74c98423d46ea568006e808a8873e60193d8cf3d8d3d21d. Chain 2 (Bitcoin): anchored in block 959123 (2026-07-22T11:35:32Z), 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/CH1260990109.
Cello Concerto in A Minor, Op. 129: III. Sehr lebhaft
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2b58b8faf5167e274ea1d65d36f74887751e1891dbe6a9543b7bab06a7632f5. 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/CH1260990103.
Concerto for Cello & Wind Band: III. Cadenza
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x612db6fae0ea51b8f5b36e10ce8b4452d728f329e428118b7a93b8dfdc3aeef1. Chain 2 (Bitcoin): anchored in block 960121 (2026-07-29T15:22:21Z), 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/CH1260990107.
Cello and Bayan Arrangements - Piazzolla, A. / Villa-Lobos, H. / Falla, M. / Stravinsky, I. / Tsintsadze, S.
Cello Recital: Altstaedt, Nicolas - Beethoven, L. Van / Webern, A. / Bach, J.S. / Ligeti, G. / Stravinsky, I.
Quintet: II. Intermezzo Romantico. Lento
Beethoven: Moonlight Sonata and Other Masterpieces
Beethoven: Bagatelle No. 25 in A Minor, WoO 59 "Für Elise"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b8ccfb38f581d0f37808a65629f4f98690ad9eac962b1dea7214fdd2ffd1487. 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/GBAYD8800098.
Beethoven: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01d3a8151e0d634314eb017694fdad0e27b419c1edfca516cb52bd087950c36a. 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/DEA800115097.
Beethoven: Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Erwachen heiterer Empfindungen bei der Ankunft auf dem Lande. Allegro ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b214644f902fe26c3edc102427ab651b07323379105a3ccc13dfbaa62cbeb06. 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/GBAYC8700646.
Beethoven: Die Ruinen von Athen, Op. 113: IV. Marcia alla Turca
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa625efc60dcd8153005f7bc927bdfb6a7ef4fd7e14f1c74f3a75cc265666a184. 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/FRZ117600610.
Beethoven / Arr. Barrios Mangoré: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c93ab9df8e9d73233fe597b11cc2a7730a523d3ae5845008ede13d975ddd416. 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/GBAYC2301527.
Beethoven: Piano Sonata No. 23 in F Minor, Op. 57 "Appassionata": III. Allegro ma non troppo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1d1ec60fbea82728e89bf7d6016e119b5d64f8042c0077a177855e4d4a79f3d. 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/GBAYC2100076.
Philippe Quint plays Tchaikovsky & Arensky
Chefs d'oeuvre de la musique classique française
Music for Book Lovers: Classical Music for Reading
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e77f803954d6142cfaff93fdbec59414365c85dd2eabf4571b2868a9d3e78a3. 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/GBAYC2101434.
Schönberg: Verklärte Nacht, O. 4: III. Breiter
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9cd33b25901cccb3605ffb868435a690d6e55b356e70c82163d0f41d592dace. 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/GBAYC2101458.
Schönberg: Verklärte Nacht, Op. 4: IV. Rascher
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb26596753116725fd16822f88ae08c20c51bf9c95ea12a225fa3b2925ce2015. 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/GBAYC2101459.
Schönberg: Verklärte Nacht, Op. 4: VI. Im Zeitmass
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97374aec4938c3caeae041384dab2ef21d40107fc99ad4cae8d36da87cc7d0d4. 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/GBAYC2101461.
Schönberg: Verklärte Nacht, Op. 4: VIII. Sehr ruhig
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe91cd74b95016cfc4b3de81a88a3c120b8f1bf813800ebad64858ce2df4574bd. 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/GBAYC2101463.
Schönberg: Verklärte Nacht, Op. 4: I. Sehr langsam
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x971e74442679dc55c878c027fc2cb714753f22449b6e7040abf56e493d218792. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101456.
Schönberg: Verklärte Nacht, Op. 4: II. Mit Dämpfer
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39bc4789deb49c6081d6762b141ccf25ff94173ff34d6fee50a005d4bb1a709a. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101457.
Schönberg: Verklärte Nacht, Op. 4: V. Sehr breit und langsam
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe98eda29d1b6881baaa5dd2d1f38f323f3b152992bd6037b0d8b10df9563670c. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2101460.
Schönberg: Verklärte Nacht, Op. 4: VII. Etwas bewegt
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf7e2fa66a0fd76d9ce1266b194bebaad69cfc4072d264ce6b956c90c9e67e84. Chain 2 (Bitcoin): anchored in block 960288 (2026-07-30T17:41:38Z), 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/GBAYC2101462.
Mozart: Oboe & Bassoon Concertos – Haydn: Sinfonia concertante
'Round Midnight - Schönberg: Verklärte Nacht, Op. 4: I. Sehr langsam
'Round Midnight - Merlin: Night Bridge: XI. Lever du jour