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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98832d2176cf354a2a8e10c039614082f4750156ddaa5f040ae73c0467e4d4de. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/128f8c37-39eb-4f3b-b127-8dd769814771.json and https://artists.proofprofile.net/proofs/artist/128f8c37-39eb-4f3b-b127-8dd769814771.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Hesomagari feat. Ram Head, Apollo, Kotobukikun, Thunder, Trigger & Top Runner
Yurushi (Jungle Re-Mix by SHORT-ARROW) feat. Chaqura
FAST RAPPING PARTY (feat. PAPA-B & APOLLO)
COME ON!! (feat. THEタイマンチーズ, 紅桜, DORA & SUNADEMUS)
COME ON!! (feat. THE TAIMUNCHIES, BENIZAKURA, DORA & SUNADEMUS)
ORIGINAL RAGGAMUFFIN (feat. ZENDAMAN, RUDEBWOY FACE & RUEED)
JAPANESE SOUND BWOY KILLER (intro by Doctor from Barrier Free)
GANGSTA MOVIE 893 (feat. NANJAMAN & SUNADEMUS)
POSITIVE VIBES (feat. DORA a.k.a Queen D)
ORIGINAL BADMAN (feat. YOSHI BANTON & SNOOP CAT)
ずっとスパイシーチョコレート！～BEST OF 渋谷 RAGGA SWEET COLLECTION
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe76e80a549e7485021389cc49cf27e546d028c646238a2c25aac3145e8223302. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7BSOM9sH6OCwlOx8lJ9ia9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BSOM9sH6OCwlOx8lJ9ia9.
SAIGO NO IKKYOKU DUB (feat. JAPANESE MAGENESE & J-REXXX)
Di VIBES～Japanese Reggae Selection 2010～
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebcd6f6546fd20ff3bbf0b45c32bee00aa8759342712eac68890cd51f5c1d167. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2oX9Zx3j8umnegWN4s5bEy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2oX9Zx3j8umnegWN4s5bEy.
{"copyright_id":"0xebcd6f6546fd20ff3bbf0b45c32bee00aa8759342712eac68890cd51f5c1d167","isrc":"JPPO02403387","name":"ずっと - Remix","registered_at":"2026-06-04T13:34:13Z","spotify_id":"0mGkyUjG5ffCXNXhZliSO5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebcd6f6546fd20ff3bbf0b45c32bee00aa8759342712eac68890cd51f5c1d167. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0mGkyUjG5ffCXNXhZliSO5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mGkyUjG5ffCXNXhZliSO5.
Delight!! - Live at 新木場STUDIO COAST「FAST AND TIGHT tour 2017」2017.10.29