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 0xa1c7e172893a00d6f44da03bac5dd986fb818171994417f4a90a26aa3dd70ab3. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d1f502b5-15cf-45b6-95f0-30361c878590.json and https://artists.proofprofile.net/proofs/artist/d1f502b5-15cf-45b6-95f0-30361c878590.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Blue Valentine's Day - Motion Blue yokohama 2018 Live
ラテンでレッツ・ラブまたは1990サマー・ビューティー計画
ぼくらが旅に出る理由 - Motion Blue yokohama 2018 Live
大好きなシャツ(1990旅行大作戦) - Marina's 30th Anniversary Mix
MC02＜CMソング・コーナー＞ - Motion Blue yokohama 2018 Live
エンゼルはいつでも - Motion Blue yokohama 2018 Live
ありあけのハーバー - Motion Blue yokohama 2018 Live
チェルシーの唄 - Motion Blue yokohama 2018 Live
中央フリーウェイ - from Billboard Live 2015/11/19
気分を出してもう一度 - Motion Blue yokohama 2018 Live
虹と雪のバラード - Motion Blue yokohama 2018 Live
おもて寒いよね - Motion Blue yokohama 2018 Live
Winter's tale - Motion Blue yokohama 2018 Live
Love so fine - Motion Blue yokohama 2018 Live
きみみたいにきれいな女の子 - Motion Blue yokohama 2018 Live
ピチカート・ファイヴ・メドレー - Motion Blue yokohama 2018 Live
宇野誠一郎ソングブック エクストラ I