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 0xbe27ed7c9f925a55f2ec9e02467c71b757fb2907000ddf6d1e928d984e258af4. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/89f553c3-0ffc-4ac5-a109-8c6d9aa5b575.json and https://artists.proofprofile.net/proofs/artist/89f553c3-0ffc-4ac5-a109-8c6d9aa5b575.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Jackson in Your House / Message to Our Folks / Reese and the Smooth Ones
Bap-Tizum -Performance At The Ann Arbor Blues Festival
Bap-Tizum: Performance At The Ann Arbor Blues Festival (Live)
Introduction by John Sinclair - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Nfamoudou-Boudougou - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Immm - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Unanka - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Oouffnoon - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Ohnedaruth - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
Odwalla - Live at Ann Arbor Blues & Jazz Festival, Ann Arbor, MI, 9/9/1972
That The Evening Sky Fell Through The Glass Wall And We Stood Alone Somewhere
A Jackson In Your House / Message To Our Folks
That evening sky fell through the glass wall
Variations sur un thème de Monteverdi (I, II, III)
Non-Cognitive Aspects of the City - Live at Iridium
Peter and Judith / Nonaah / Old - Live, 1979 Berlin
Bass Solo / Tutankhamun / Barnyard Scuffel Shuffel / N'famadou Boudougou / Odwalla / Theme - Live, 1979 Berlin
The Art Ensemble of Chicago and Associated Ensembles
Sun Precondition Two / Theme For Sco - Medley
When The Doom (Moon) Comes Over The Mountain
All The Magic! / Everything Must Change / T. Jam Blues (Trans Traditional Suite)
Prelude To The Card Game, Cards For Drums, And The Final Hand
We Are On the Edge: A 50th Anniversary Celebration
Variations and Sketches from the Bamboo Terrace
Chicago Jazz Festival 1980 (Live WBEZ Broadcast)
Sing/Improv/Chariem/Theme For Sco/Chant/Song - Live