1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0xe34a61422d0cf914cd89bf39af71c4f6c641541c186130956016f2310e9c999f. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/78ebd659-bb0c-44de-af6f-4527446fa7b1.json and https://artists.proofprofile.net/proofs/artist/78ebd659-bb0c-44de-af6f-4527446fa7b1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Muzyka romantyczna w Katedrze Oliwskiej. Romantic music in the Oliwa Cathedral
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel: Thema Mit Veranderungen
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel: Abendlied
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel:Gigue
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel:Pastorale
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel:Elegie
Sechts Stucke Op. 150/1887 Fur Violin Und Orgel:Ouverture
Deuxieme Suite op.27: Allegretto Con Moto
Romantyczne Utwory Na Trąbkę Skrzypce i Organy
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 → block OTSBitcoinBlock must exist at that height 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 0xc531d9f6674c9711ed395a3dc6f354a5b5f06bf4145a5d23da03fa46092240d1. 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/PLI363198490.
Corbett: Adagio - Sonata In C Opus I, nr 12 For Tumpet, Violin & Organ
Corbett: Largo - Sonata In C Opus I, nr 12 For Tumpet, Violin & Organ
Corbett: Pastorale - Sonata In C Opus I, nr 12 For Tumpet, Violin & Organ
Corbett: Allegro - Sonata In C Opus I, nr 12 For Tumpet, Violin & Organ
Purcell: Entree - Suite Pour Trompette Et Orgue
Purcell: Marche - Suite Pour Trompette Et Orgue
Purcell: Menuet Et Sicilienne - Suite Pour Trompette Et Orgue
Purcell: Prelude Et Ronde - Suite Pour Trompette Et Orgue
Purcell: Allegro - Suite Pour Trompette Et Orgue
Bach: Chorał"Wachet Auf, Ruft Uns Die Stimme"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87f8db9541a8a1194a23f16ed324d8e5357baec1b18ed94cfabe0a4a3749dfdf. 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/PLI363198580.
Morricone: Obój Gabryela z filmu "Misja"
Arutiunian: Elegy For Flugelhorn & Organ
Paciorkiewicz: Andante Na Skrzypce I Organy
Pniewski: Musica Sacra Na Trąbkę,Skrzypce I Organy
Rondeau: Allegro Moderato - Two Voluntaries On Baroque Trends
Rondeau: Allegro - Two Voluntaries On Baroque Trends
Selected Works for violin, soprano and organ
The famous organs from Frombork Cathedral
Sonata in C for Trumpet, Violin & Organ, Op. 1, No. 12
Chorual "wachet auf, ruft uns die Stimme"
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b725b9641ad328ea3cdfc7fdd63990aed642ecbabb9a809d31ea2803099ced4. 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/PLA800608615.
Musica Sacra na trąbkę, skrzypce i organy