Charline Arthur (also Charlene Arthur, née Charline Highsmith; September 2, 1929 – November 27, 1987) was an American singer of boogie-woogie, blues, and early rockabilly. In 1950, Arthur began work a
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 0x61c73d5f2953ddfff691f57eaa1e08aae3b6f84bddb8777a03e603733f55c483. Chain 2 (Bitcoin): anchored in block 954693 (2026-06-21T11:50:32Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e7a59aa1-8196-41ac-9c5f-c86c769fe73f.json and https://artists.proofprofile.net/proofs/artist/e7a59aa1-8196-41ac-9c5f-c86c769fe73f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Top 28 Classics - The Very Best of Charline Arthur