Bessie Brown (March 2, 1890 – November 12, 1955) also known as "The Original" Bessie Brown, was an American classic female blues, jazz, and cabaret singer. She sometimes recorded under the pseudonyms
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 0x58d4829c3ac0de6cadc6e7462b3831e0a790b02087526a1e98d7327685b89d37. 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/e5b8b470-a272-4ede-bfa2-603bfb94870e.json and https://artists.proofprofile.net/proofs/artist/e5b8b470-a272-4ede-bfa2-603bfb94870e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Top 33 Classics - The Very Best of Bessie Brown