Rexha is a surname of Albanian origin. Notable people with this name include: Bebe Rexha (born 1989), American singer and songwriter Ekrem Rexha (1961–2000), commander in the Kosovo Liberation Army
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 0xbeed00162581aefe3f31771e7f2ee25dbee59ae9e085d584ed2ead8d10cb4c28. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/95f5373c-3264-4f31-a098-67e7e5ad264e.json and https://artists.proofprofile.net/proofs/artist/95f5373c-3264-4f31-a098-67e7e5ad264e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).