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 0xa3081e8e3f8147e0f41e474378a3646dcdc854ad0ed75737425024dd6ea0193e. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/862898b2-7012-4ea4-a0fc-f50e26269b5e.json and https://artists.proofprofile.net/proofs/artist/862898b2-7012-4ea4-a0fc-f50e26269b5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Four American Choruses: Bright morning star
Four American Choruses: Beautiful Valley of Eden
Anderson, J.: Alhambra Fantasy / Khorovod / the Stations of the Sun / the Crazed Moon / Diptych
4 American Choruses: No. 1, I'm a Pilgrim
4 American Choruses: No. 2, Beautiful Valley of Eden
4 American Choruses: No. 3, Bright Morning Star!
4 American Choruses: No. 4, At the Fountain
Fantasias: Fantasia III. Dolcissimo notturno
The Discovery of Heaven, Part 1: An Echo from Heaven
The Discovery of Heaven, Part 2: In the Street
Anderson: In Liebliche Blaue, Alleluia & The Stations of the Sun
In liebliche Bläue (For violin and orchestra)
Four American Choruses on gospel hymn texts: I’m a pilgrim
Four American Choruses on gospel hymn texts: Beautiful valley of Eden
Four American Choruses on gospel hymn texts: Bright morning star!
Four American Choruses on gospel hymn texts: At the fountain
Il secondo libro di toccate: Toccata quarta per l’organo da sonarsi alla levatione
Toccate, canzone, versi d'hinni, Book 2: Toccata quarta "Per l'organo da sonarsi alla levatione"
Julian Anderson: The Comedy of Change & Heaven Is Shy of Earth
Heaven Is Shy of Earth: III. Gloria (With Bird)
Heaven Is Shy of Earth: IV. Quam dilecta tabernacula tua
The Bearded Lady (Version for Clarinet & Piano)
Poetry Nearing Silence: I. Muse in Rocks or Pebbles or Clouds or Foliage
Poetry Nearing Silence: III. My Future as the Star in a Film of My Room
Poetry Nearing Silence: IV. Poetry Nearing Silence
Poetry Nearing Silence: V. Lashing in Italy
Poetry Nearing Silence: VI. In Bohemia, Screwing
Poetry Nearing Silence: VII. In Carpathia, You Cared for New Things
Poetry Nearing Silence: VIII. Tall Rain Rattled over Paris
Van Gogh Blue: I. L'aube, soleil naissant
Van Gogh Blue: V. La nuit, peindre les étoiles
Choir of Gonville & Caius College, Cambridge
The Choir at St. Margaret's, Westminster