Claude Tissendier (born 1 October 1952) is a French jazz reedist and bandleader. He was born in Toulouse, France. Tissendier studied classical music as well as jazz, and began playing in Paris in 1
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 0x00656604126b2e747745d8330fa1b899aef127e29584f3405540aa3306f92e1d. Chain 2 (Bitcoin): anchored in block 953877 (2026-06-16T02:39:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/06d6179c-4027-4b00-a7a5-2ad2b25e91e6.json and https://artists.proofprofile.net/proofs/artist/06d6179c-4027-4b00-a7a5-2ad2b25e91e6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Countissimo, A Basie Vocal Celebration (Singing and Scatting Count Basie)
Swingologie (feat. Jérôme Etcheberry, Gilles Rea, Jean-Pierre Rebillard, Alain Chaudron)