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 0xb7e9e057fe4d15c04372a14d5ce9f0579e11bdde260f995432fa5c579c244ee1. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/218daf08-0135-47b0-b273-a746999a881a.json and https://artists.proofprofile.net/proofs/artist/218daf08-0135-47b0-b273-a746999a881a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Live From Space (Evanston, Illinois / June 28, 2013)
Barley - Evanston, Illinois / June 28, 2013
All The City Girls - Evanston, Illinois / June 28, 2013
I Have Heard Words - Evanston, Illinois / June 28, 2013
Sugar Dumplin' - Evanston, Illinois / June 28, 2013
Sans Souci - Evanston, Illinois / June 28, 2013
Prairie Lullaby - Evanston, Illinois / June 28, 2013
Mountains / Forests - Evanston, Illinois / June 28, 2013
Kathy - Evanston, Illinois / June 28, 2013
Cannonball - Evanston, Illinois / June 28, 2013
Sparrow - Evanston, Illinois / June 28, 2013
Funeral - Evanston, Illinois / June 28, 2013
Nobody Wants To Be Alone Nobody Wants To Die - Evanston, Illinois / June 28, 2013
North Star - Evanston, Illinois / June 28, 2013
Firespitter - Evanston, Illinois / June 28, 2013
Fever Dream - Evanston, Illinois / June 28, 2013
Trampoline - Evanston, Illinois / June 28, 2013
Til It's Gone - Evanston, Illinois / June 28, 2013
Nobody Wants to Be Alone Nobody Wants to Die