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 0x3c571b92162929e46435ad12d90fa0c45e28895e51bba21987fe1b0533e9b534. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/117b0514-b88d-4a7d-abed-e4c28b303c7c.json and https://artists.proofprofile.net/proofs/artist/117b0514-b88d-4a7d-abed-e4c28b303c7c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Summer, Sun & Classical (150 entspannte klassische Titel für den Sommer)
Nabucco, Act 3: Va, pensiero, sull'ali dorate
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 0xb685f736b5e571c2028bb281404e4c6a3b2e7c8ce5cfbe0d0b1700e5331d8d46. 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/DES380001838.
Die 50 Klassik-Hits zum Entspannen - Mondscheinsonate - Schwanensee - Symphonie Fantastique - Blumenstück
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Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante
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Suite No. 2 in D Major, HWV 349 "Water Music": II. Alla Hornpipe
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Concerto for Clarinet and Orchestra in A Major, K. 622: II. Adagio
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Overture No. 3 in D Major, BWV 1068: II. Air
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Piano Sonata No. 14 in C-Sharp Minor, Op. 27 "Moonlight": I. Adagio sostenuto
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Clarinet Concerto in A Major, K. 622: II. Adagio
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L'Arlesienne, Op. 23, Suite No. 2: I. Pastorale
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String Quintet No. 17 in E Major, Op. 13 No. 5, G. 275: III. Menuet
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Symphony No. 6 in F Major, Op. 68 "Pastoral": I. Awakening of Cheerful Feelings Upon Arrival in the Country
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Piano Trio No. 2 in E-Flat Major, Op. 100, D. 929: II. Andante con moto
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Antiche danze ed arie per liuto, Suite No. 3, [P. 172]: III. Siciliana. Andantino
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250 Minuten einfach mal entspannen (Clair de lune - Mondscheinsonate - Träumerei - Für Elise - Abendsegen)
Waltz No. 7 in C-Sharp Minor, Op. 64, No. 2: Waltz No. 7 in C-Sharp Minor, Op. 64, No. 2
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Etude in C Major, Op. 10: No. 1, Allegro, legato
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Fantasy-Impromptu in C-Sharp Minor, Op. 66
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Nocturne Oubliée in C-Sharp Minor (Larghetto)
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Polonaise No. 6 in A-Flat Major, Op. 53, "Heroic": Polonaise No. 6 in A-Flat Major, Op. 53, "Heroic"
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Bar Classics (Most Famous Tunes in Classical Music)
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Préludes, Op. 28: No. 15 in D-Flat Major "Raindrop-Prélude"
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Silhouettes, Op. 8: No. 8, Allegretto in B Minor
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Images, Book 2, L. 111: No. 3, Poissons d'or
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Die 50 schönsten Klassikmomente - Wassermusik - Der Sturm - Ode an die Freude - Carmen - Clair de lune - Halleluja
Britten, Beethoven, Schubert, Mozart, Haydn, Albeniz, Liszt, Ravel, Poulenc, Chopin, Debussy, Massenet, Brahms, Grieg, & Szymanowski: Classics in Heaven
Summer Classics - Klassische Sommermelodien
Classics in Heaven - Moments of Peace (In Harmony with Classical Music)
Sensitive Sounds - Steps in Silence (In Harmony with Classical Music)
4 Elements - Classical Music of Fire, Water, Air and Earth
Beethoven, Rimski-Korsakow, Mozart, Mahler, Debussy, Liszt & Schumann: LUFT
Steps in Silence (In Harmony with Classical Music)
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Träumerei - Romantische Welterfolge Der Klassik
Bagatelle No. 25 in A Minor, WoO 59 "Für Elise
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BRAHMS, J.: In stiller Nacht / DISTLER, H.: Die Sonne sinkt von hinnen / SCHULZ, J.A.P.: Der Mond ist aufgegangen (Eventide Music) (Eschenburg)
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Der Mond ist aufgegangen (arr. A. Seifert and M. Reger)
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Classical Music for Children, Vol. 2 - Kinderklassik
Concertino for Piano and Orchestra: II. Lent
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Gute Nacht, Schlafe Sacht (Klassische Musik für Kinder)
Liszt, F.: Piano Concerto No. 2 / Fantasy On Hungarian Folk Themes / Weber - Polonaise Brillante / Weber - Freischutz Fantasie
Virtuoso - Romantic Music for Guitar & Flute
Touch Your Soul (In Harmony with Classical Music)
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