Slavena (pronounced slah-vyeh-nah) is a feminine given name of Slavic origin meaning 'Slavic woman' or 'fame, glory'. The short form is Slávka and variants are Sláva, Slavinka, Slavenka, Vena. The mas
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 0x0b4319da758f2ffe8f0ea5ca056c00e0c3e3233c2ecad55ee20bc8b8e80824ef. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/72406041-7481-4fc5-a667-6a6ea9f1746d.json and https://artists.proofprofile.net/proofs/artist/72406041-7481-4fc5-a667-6a6ea9f1746d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).