1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1ebc538cd2bd6d5590b581b32976a2d0b37a43b8d025062d250f8cc17823c45. Chain 2 (Bitcoin): anchored in block 953827 (2026-06-15T19:59:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e9bd0d60-724a-4ab0-947c-75e4a18c5388.json and https://artists.proofprofile.net/proofs/artist/e9bd0d60-724a-4ab0-947c-75e4a18c5388.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Lady Macbeth of Mtsensk District / Act 1: Akh, ne spítsya ból'se, popróbuyu
Lady Macbeth of Mtsensk District / Act 2: Sergéy, Seryóza! Vsyo spit
Lady Macbeth of Mtsensk District / Act 1: Gribkí segódnya búdut?
Lady Macbeth of Mtsensk District / Act 2: Opyát' usnúl - ... - [Andante] (Orchestra)
Lady Macbeth of Mtsensk District / Act 1: Govorí - ... - Cegó vstal?
Lady Macbeth of Mtsensk District / Act 2: Slúsay, Sergéy - ... - Tepér' sabás
Lady Macbeth of Mtsensk District / Act 1: Interlude
Lady Macbeth of Mtsensk District / Act 3: Cto tï - ... - Interlude (Orchestra)
Lady Macbeth of Mtsensk District / Act 1: Ay! Ay! Ay! - Otpustíte bábu
Lady Macbeth of Mtsensk District / Act 3: Sózdan policéyskiy - ... - Skóro
Lady Macbeth of Mtsensk District / Act 1: Mnógo vï - Cto ego?
Lady Macbeth of Mtsensk District / Act 3: Interlude
Lady Macbeth of Mtsensk District / Act 1: Interlude (I)
Lady Macbeth of Mtsensk District / Act 3: Sláva suprúgam - ... - Cto takóye?
Lady Macbeth of Mtsensk District / Act 1: Spat' porá. Den' prosól
Lady Macbeth of Mtsensk District / Act 4: Vyórstï odná za drugóy dlínnoy polzút verenícey
Lady Macbeth of Mtsensk District / Act 1: Zerebyónok k kobïlke torópitsya
Lady Macbeth of Mtsensk District / Act 4: Stepánïc! Propustí menyá
Lady Macbeth Of Mtsensk District / Act 1: Kto eto - ... - Uydí tï
Lady Macbeth of Mtsensk District / Act 4: Ne legkó pósle pocóta da poklónov péred sudóm stoyát'!
Lady Macbeth of Mtsensk District / Act 2: Cto znácit stárost': Ne spítsya
Lady Macbeth of Mtsensk District / Act 4: Moyó poctén'ye! - ... - [Adagio] (Orchestra)
Lady Macbeth of Mtsensk District / Act 2: Proskáy - ... - Smotrí, Katerína
Lady Macbeth of Mtsensk District / Act 4: V lesú - Znáyes' li
Lady Macbeth of Mtsensk District / Act 2: Ustál - ... - Progolodálsya ya
Lady Macbeth of Mtsensk District / Act 4: Vstaváy! Po mestám! Zívo!
Lady Macbeth of Mtsensk District / Act 2: Vídno - ... - Akh, Borís Timoféyevic
Lady Macbeth of Mtsensk District / Act 2: Interlude