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 0x27f7477df7076548cd3ec4d93c69ff598baf1ddfed000d5aab70050d5a4e60e8. 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/ab303379-f0a1-48e7-92e3-e41c88ec57f5.json and https://artists.proofprofile.net/proofs/artist/ab303379-f0a1-48e7-92e3-e41c88ec57f5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tsugi ha Nani ni Umaremashoka (House ver.)
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 0xade63dae9ab727d1938f9b99837b3c2160af0ec6f04247d4bbba9b6d55227090. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/23Vc7bWEZKZaTpb7gyxOhL.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/23Vc7bWEZKZaTpb7gyxOhL.
Comedy (feat. DJ Jazzy Jeff & Kaidi Tatham)
{"copyright_id":"0xe7e7189e9d949c8c6552cbc3d5c47b31f0d975a1426cff38d8143cab629c6839","isrc":"JPVI02201739","name":"Comedy (feat. DJ Jazzy Jeff & Kaidi Tatham)","registered_at":"2026-06-09T06:57:53Z","spotify_id":"55ACw2lzo3PvmuzRmoYVVQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7e7189e9d949c8c6552cbc3d5c47b31f0d975a1426cff38d8143cab629c6839. 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/55ACw2lzo3PvmuzRmoYVVQ.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/55ACw2lzo3PvmuzRmoYVVQ.
Mad Hope - Short (feat. Louis Cole, Sam Gendel)
Mad Hope (feat. Louis Cole, Sam Gendel, Sam Wilkes)
オープニング - 星野源が語る、アルバム『Gen』
星野源が語る「Mad Hope (feat. Louis Cole, Sam Gendel, Sam Wilkes)」
星野源が語る、アルバム『Gen』フィーチャリング
星野源が語る「Eden (feat. Cordae, DJ Jazzy Jeff)」
星野源が語る「異世界混合大舞踏会」
エンディング - 星野源が語る、アルバム『Gen』
Good In Bed (Zach Witness & Gen Hoshino Remixes) [Mixed]
Shang-Chi and The Legend of The Ten Rings: The Album
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14bf608477b1f47eb3d8d1ac160ce753bab744d6eb521edc796fb5d82180a476. 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/753sRMieYWBC6HGodwtkjI.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/753sRMieYWBC6HGodwtkjI.
{"copyright_id":"0x0a882a6aa2ab2dedd11da3dd337071e8e565bd7aec4ce647fb4a57cd05771c1b","isrc":"GBCEL2100690","name":"Into The Sun","registered_at":"2026-06-08T02:34:26Z","spotify_id":"0pjpNhiZw8vgxEaKslgL3e","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a882a6aa2ab2dedd11da3dd337071e8e565bd7aec4ce647fb4a57cd05771c1b. 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/0pjpNhiZw8vgxEaKslgL3e.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/0pjpNhiZw8vgxEaKslgL3e.
{"copyright_id":"0x0a882a6aa2ab2dedd11da3dd337071e8e565bd7aec4ce647fb4a57cd05771c1b","isrc":"GBCEL2100690","name":"Into The Sun","registered_at":"2026-06-08T02:34:26Z","spotify_id":"6Aw4apZtDh41tu3F0obxDt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a882a6aa2ab2dedd11da3dd337071e8e565bd7aec4ce647fb4a57cd05771c1b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Aw4apZtDh41tu3F0obxDt.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/6Aw4apZtDh41tu3F0obxDt.