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 0xce9aba45adfee29d19e7bff8db1f0a69111009e5edb413aea7f3c15dbcb0f501. Chain 2 (Bitcoin): anchored in block 953697 (2026-06-14T21:49:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5d93291e-139f-4b83-bd73-26df9d8949f7.json and https://artists.proofprofile.net/proofs/artist/5d93291e-139f-4b83-bd73-26df9d8949f7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Spaseniye sodelal yesi posrede zemli (Salvation Is Created), Op. 25, No. 5
Die Schöpfung (the Creation), Hob.XXI:2, Pt. I: Stimmt an die Saiten [Awake the harp]
I Heard the Voice of Jesus Say (Arr. D.E. Wagner)
Bli hos oss [Stay with us], Op. 87, No. 3
No. 1, Weinachten. Frohlocket, ihr Volker auf Erden, MWV B42
All-Night Vigil, Op. 37: No. 7, Glory Be to God
Ein deutsches Requiem, Op. 45: IV. Wie lieblich sind deine Wohnungen (How Lovely Is Thy Dwelling Place) [Sung in English]
Stay with Us, Op. 87 No. 3 (Bli hos oss)
Baba Yetu (The Lord's Prayer) [Version for Choir & Percussion]
All-night Vigil, Op. 37: No. 7, Glory Be to God
All-Night Vigil, Op. 37 "Vespers": Hail, O Virgin Mother (Ave Maria)
Now Our Meeting's Over (Arr. J. Hagen for Choir)
Alma Llanera (Arr. P.E. Gutierrez for Choir)
Nobody Knows the Trouble I've Seen (Arr. G.B. Poch for Choir)
All-night Vigil, Op. 37 "Vespers": Hail, O Virgin Mother (Ave Maria)
Spaseniye sodelal yesi posrede zemli (Salvation is Created), Op. 25, No. 5
Die Schopfung (The Creation), Hob.XXI:2, Part I: Stimmt an die Saiten (Awake the harp)
I Heard the Voice of Jesus Say (arr. D.E. Wagner)
4 American Folk Hymns: No. 1. Saints Bound for Heaven
Vom Himmel hoch: Lob, Her sei Gott im hochten Thron (arr. P.M. Liebergen)