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 0x79f705e4bc04e388ef960f278fb1ea84dfa992e9721992592ceafcaf4fe6269a. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a995e037-75a1-4668-8581-ff149dea4161.json and https://artists.proofprofile.net/proofs/artist/a995e037-75a1-4668-8581-ff149dea4161.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Nsu Bands 2002: Marching and Concert Highlights, Vol. 2
English Dances, Op. 27: IV. Allegro risoluto
Symphonic Metamorphosis on Themes by Carl Maria von Weber: I. March
Lincolnshire Posy: III. Rufford Park Poachers
Lincolnshire Posy: IV. The Brisk Young Sailor
Lincolnshire Posy: VI. The Lost Lady Found
Nsu Bands 2002: Marching and Concert Highlights, Vol. 1
Les papillions, suite de ballet: I. Petite-blanc du Chou
Les papillions, suite de ballet: II. La Belle Dame
Les papillions, suite de ballet: III. Paon de Nuit
Les papillions, suite de ballet: IV. Le Satyre
Les papillions, suite de ballet: V. Le Grand porte-queue
Spirit of Northwestern: 2004 Marching and Concert Highlights, Vol 2
Spirit of Northwestern: 2004 Marching and Concert Highlights, Vol. 1
Polka & Fugue (From Schwanda, the Bagpiper)
Symphony on Themes of John Phillip Sousa: II. After "The Thunderer"
Back to the Future (Theme from "Back to the Future")
Beetlejuice / Batman (Themes from "Beetlejuice" & "Batman")
Spirit of Northwestern: Marching & Concert Highlights 2005
Symphony No. 1, "Jeremiah": I. Profanation
Colas Breugnon, Op. 24: I. Overture to Colas Breugnon
Three Preludes: II. Andante con moto e poco rubato
The Bands of Northwestern State University 2007
Samson and Delilah, Op. 47: Danse bacchanale
Terpsichore: I. Ancient Dance and Street Theme
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 0xa7d55375c6874d5a77fc9120dc6d544144fd673960756b4abfbec601b5335dda. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMZ621400459.
70's Classic Rock Hits & Other Selections
Four Scottish Dances, Op. 59: I. Pesante
Four Scottish Dances, Op. 59: II. Vivace
Four Scottish Dances, Op. 59: III. Allegretto
Four Scottish Dances, Op. 59: IV. Con brio
Symphony for Band, Op. 69: I. Adagio - Allegro
Symphony for Band, Op. 69: II. Adagio sostenuto
Symphony for Band, Op. 69: III. Allegretto