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 0x2c395c816aa6145b6a9e43a534009bf66be340ecb32c525b2c7e733d8b42418a. Chain 2 (Bitcoin): anchored in block 953592 (2026-06-14T05:36:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/027a410a-135e-46ad-bcc9-cbfa56566a94.json and https://artists.proofprofile.net/proofs/artist/027a410a-135e-46ad-bcc9-cbfa56566a94.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Stretch My Arms - Mr. V Sole Channel Mix
Stretch My Arms - Eric Kupper Stretch Mix
Creations (Egiharu 5th Anniversary Best)
TRAVELLING AUGUST Recording Album ~ARTICLE AUGUST~
イグジステンスオブデューティー