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 0x744962fa2564485d3003fe6922f5b9525601dcc325dc12747ce5be40b8231fea. 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/7cf96a01-8188-4fd4-bbdb-ac86954be9d9.json and https://artists.proofprofile.net/proofs/artist/7cf96a01-8188-4fd4-bbdb-ac86954be9d9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
睡眠療愈系列 腦科學博士的高效入鋼琴曲目
柴可夫斯基: 《胡桃鉗組曲》花之圓舞曲 (鳥鳴流水版)
葛利格: 《皮爾金第一組曲》清晨 (鳥鳴版)