Nadia is a female name. Variations include Nadja, Nadya, Nadine, Nadiya, and Nadiia. Most variations of the name are derived from Arabic, Slavic languages, or both. In many Slavic languages, names si
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 0x8c5aefeac276d21bee48689862639e9ec9d9a7ff474b2e8c991d07e2783872b6. 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/98967dda-7109-4cb3-95bb-c5e678a246cd.json and https://artists.proofprofile.net/proofs/artist/98967dda-7109-4cb3-95bb-c5e678a246cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).