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 0xad27c4fa0851e8d24155bf47d874143c78eeb7ca7c9cefd9083d80f19fafe2ee. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8be64621-8ffa-4ac1-abc7-f5c169e499d3.json and https://artists.proofprofile.net/proofs/artist/8be64621-8ffa-4ac1-abc7-f5c169e499d3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mad Men: On the Rocks (Music from the Television Series)
Mad Men - On The Rocks - Music From the TV Series
Score Suite 1 (From "Retrospective: The Music Of Mad Men")
Score Suite 1 - From "Retrospective: The Music Of Mad Men" Soundtrack
Score Suite 2 (From "Retrospective: The Music Of Mad Men")
Score Suite 2 - From "Retrospective: The Music Of Mad Men" Soundtrack
Glickman (Original Motion Picture Soundtrack)
Carl Laemmle (Original Motion Picture Soundtrack)
The Secret Life of Marilyn Monroe (Original Television Soundtrack)
Mad Men (Music from the Original TV Series), Vol. 2