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 0xf6aaa0208ae88df6f47394cee6bca234093ec8f209a4c01124fe9ca438bd3910. 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/619d69d0-a9ef-403d-97e1-9fd1a4ad09fe.json and https://artists.proofprofile.net/proofs/artist/619d69d0-a9ef-403d-97e1-9fd1a4ad09fe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Backwards and Forwards (OurVinyl Sessions)
Tall Heights on Audiotree Live (Session #2)
Holding On, Holding Out - Audiotree Live Version
Tall Heights (Session #2) on Audiotree Live
Holding On, Holding Out (Audiotree Live Version)
Pretty Colors For Your Actions - Lost Art of Liner Notes Edition
Introduction - The Lost Art of Liner Notes
Not Like It Was - The Lost Art of Liner Notes
White Frost - The Lost Art of Liner Notes
Conclusion - The Lost Art of Liner Notes
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d436a5a9c31fa77613965c5c6c9754c5e3476c91c569b7735a9672751e5f5b8. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/37p7qw18G9JBB9kw2ioxVe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/37p7qw18G9JBB9kw2ioxVe.