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 0x5110d39fee44c761c842e60bcfdc730947130815488e42f4b96b2c79ea07255f. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7984879b-6679-42c8-a155-5aa5a70c0f65.json and https://artists.proofprofile.net/proofs/artist/7984879b-6679-42c8-a155-5aa5a70c0f65.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
コバルトブルーを叩き潰したような笑みで
狼狽える心臓と群青市街に鳴り散かすサイレンが酷く煩かった
Cobalt Blue wo Tatakitsubushita youna Emi de
Urotaeru Shinzo to Gunjoshigai ni Narichirakasu Siren ga Hidoku Urusakatta
Rokushoiro ni Shizumu Machi no Shinjitsu toha