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 0x12246340af6c0cc9718463a9987ca93dc7f18641067eca2a5d0d03c32c0fbfdd. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e4f8c11d-0b6d-4260-ae5e-b0e9fe8dbe5e.json and https://artists.proofprofile.net/proofs/artist/e4f8c11d-0b6d-4260-ae5e-b0e9fe8dbe5e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Lamb's Journey. A Choral Narrative from Gibbons to Barber
Mass No. 2 in E Minor, WAB 27: VI. Agnus Dei
Were You There? (Arr. for Choir by Michael Garrepy)
Cantiones sacrae: Surrexit Christus hodie, SSWV 18
Welcome Joy and Welcome Sorrow: I. Welcome Joy and Welcome Sorrow
Welcome Joy and Welcome Sorrow: IV. Shed no Tear
Choral Hymns from the Rig Veda, Op. 26, H. 99: No. 7, Hymn to the Dawn
Sacri musicali affetti, Op. 5: No. 7, O Maria quam pulchra es
Friday Afternoons, Op. 7: No. 5, A New Year Carol
Ceremony of Carols: III. There is no Rose
Ceremony of Carols: IVa. That Yongë Child
Ceremony of Carols: V. As Dew in Aprille
Ceremony of Carols: VI. This Little Babe
Ceremony of Carols: VIII. In Freezing Winter Night
Ceremony of Carols: X. Adam Lay I-Bounden
Dancing Day: No. 8, Tomorrow Shall Be My Dancing Day