Vadim (Cyrillic: Вадим) is a Slavic masculine given name derived from the Ruthenian word vaditi (), meaning to blame or as a diminutive of Vadimir."ВАДИМ, -а, м. Ст.-русск". Dictionary of Russian Nam
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 0x09e3af5af700b1d02df13bcc03eee8c4ba5fea791d01c872e72f061c3a05e6a1. Chain 2 (Bitcoin): anchored in block 954017 (2026-06-16T23:38:33Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/37414bd4-0b96-44d2-b0c5-7ba153fb3a32.json and https://artists.proofprofile.net/proofs/artist/37414bd4-0b96-44d2-b0c5-7ba153fb3a32.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).