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 0x7c392917ead26d4cf2457253bb03dcab79a227fc8a006c74e2dc332b2d73a2f3. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9622efbb-2ca1-4109-80c3-25a606335ba4.json and https://artists.proofprofile.net/proofs/artist/9622efbb-2ca1-4109-80c3-25a606335ba4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
HONEY meets ISLAND CAFE - Sea of Love 8- Collaboration with SHONAN by the Sea