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 0xa345346b7d0c5fff1abbe6f613553f5e26250d72b2e6a1d04a944ae516fe3367. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ff9a81a0-59df-4647-989f-8d091ff4c777.json and https://artists.proofprofile.net/proofs/artist/ff9a81a0-59df-4647-989f-8d091ff4c777.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Stark, B.: American Suite / 5 Preludes / Fugue, Interlude and Finale / Songs of Innocence
American Suite: II. The Bird and the Canyon
Songs of Innocence: No. 4, Chords for Clara
Songs of Innocence: No. 5, Kane's Trains
Songs of Innocence: No. 7, Little Lost Waltz
Songs of Innocence: No. 8, Tones for Tears
From "Songs Of Innocence" - Forever Song
From "Songs Of Innocence" - Daddy's Here
American Suite: II. The Bird and The Canyon
Songs of Innocence: No. 4. Chords for Clara
Songs of Innocence: No. 5. Kane's Trains
Songs of Innocence: No. 7. Little Lost Waltz
Songs of Innocence: No. 8. Tones for Tears