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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe56d4d1a832f0ab1d6bd1eb533131e95d80d563ef35f45553ddd908c309b31e8. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e45ff82d-92d8-4066-967e-ae456d0ded01.json and https://artists.proofprofile.net/proofs/artist/e45ff82d-92d8-4066-967e-ae456d0ded01.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Popular Choral Music from Truro Cathedral
Gradualia ac cantiones sacrae, Book 1: No. 37, Ave verum corpus, T 92
Herz und Mund und Tat und Leben, BWV 147: No. 10, Jesu, Joy of Man's Desiring
Songs of Farewell: No. 1, My Soul, There Is a Country
Truro Eucharist: III. Sanctus - IV. Benedictus
Evening Service No. 2 in E-Flat Major: I. Magnificat
Evening Service No. 2 in E-Flat Major: II. Nunc dimittis
Short Evening Service: II. Nunc dimittis
Cross of Jesus "Come, Thou Long Expected Jesus"
Royal Oak "All Things Bright and Beautiful" (Arr. M. Shaw for Choir & Organ)
Repton "Dear Lord and Father of Mankind"
Richmond "City of God How Broad and Far"
Horsley "There Is a Green Hill Far Away"
Rockingham "When I Survey the Wondrous Cross"
St. Albinus "Jesus Lives! Thy Terrors Now"
Abbots Leigh "Glorious Things of Thee Are Spoken"
St Clement "The Day Thou Gavest, Lord, Is Ended"
Te lucis ante terminum "Before the Ending of the Day"
Jerusalem "And Did Those Feet in Ancient Time"
5 Mystical Songs: No. 5, Antiphon "Let All the World in Every Corner Sing" (Version for Choir & Organ)