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 0x4912ef4bba3212b81f35a72fd4cae7e30ca46518444e0352fd0b9b1c8fd5e0d6. 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/4912fcee-e375-4081-bd8a-bae8226e89c1.json and https://artists.proofprofile.net/proofs/artist/4912fcee-e375-4081-bd8a-bae8226e89c1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Happy Birthday - Live at Zepp Sapporo / '98.4.12
星のかけらを探しに行こう - Southern Milky Way Version
星のかけらを探しに行こう Again - ~Augusta Camp 2007~
僕はここにいる～Theme of MASAYOSHI YAMAZAKI Tribute～
ALL SONGS MUST PASS -Office Augusta 20th Anniversary BEST-
DISTANCIA ～この胸の約束～ - 20 Years After Ver.
夏はこれからだ! - Live Ver. / Augusta Camp 2011
福耳 LIVE at Augusta Camp ～Single Collection～
DANCE BABY DANCE - Live Ver. / Augusta Camp 2008
SUMMER of LOVE - Live Ver. / Augusta Camp 2007
ALL OVER AGAIN - Live Ver. / Augusta Camp 2011
星のかけらを探しに行こう Again - Live Ver. / Augusta Camp 2004
ALL SONGS MUST PASS -BEST LIVE RECORDINGS From Augusta Camp 2012-
DISTANCIA ～この胸の約束～ - 20 Years After Ver. / Augusta Camp 2012
メロディ～君のために作ったんだから～