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 0x2e91192a965e07cd5c6204005626bb0cb4cd2d5a180c34b4790f84727b0f0a76. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/340aba4e-6fdf-4702-8f75-cd5065ab24bf.json and https://artists.proofprofile.net/proofs/artist/340aba4e-6fdf-4702-8f75-cd5065ab24bf.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Brutal Orchestra (Original Video Game Soundtrack)
With Apologies to Giovanni Battista Pamphili
Brutal Orchestra: Egg of Incubus (Official Video Game Expansion Soundtrack)
Three Storms above the Mountain of Steam
Swallow the Sea (Official Video Game Soundtrack)
Brutal Orchestra: Exquisite Corpse (Official Video Game Soundtrack + Extras)