thumb|300px Young Brown, or Abe Brown (born September 24, 1893, date of death unknown), was an American welterweight boxer from New York City. Biography Brown was born on September 24, 1893. On Septe
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0x4b178e353e004e22c57d39f012e29ee8a55888a223a89e7fedeabc5206b381b2. Chain 2 (Bitcoin): anchored in block 954618 (2026-06-20T23:05:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c7bec821-db4f-4c19-acb6-02d03dabeb30.json and https://artists.proofprofile.net/proofs/artist/c7bec821-db4f-4c19-acb6-02d03dabeb30.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
City Slickers (feat. Gmalone & Peb Rocks)