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 0xb80bea9a5bdbc0b6405ae6366a0d8f665b36bb2aa2b068989daa3bd970c470fb. 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/e043e5eb-92c6-4bc7-a525-caf74b3bdfb1.json and https://artists.proofprofile.net/proofs/artist/e043e5eb-92c6-4bc7-a525-caf74b3bdfb1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
電車で聴くと映画の主人公になれる曲 (Interlude)
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 0x22014e526446f8bb3c91990d04b28aa8b57c763056d2486c5d1d13d0decd127e. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5o6l54kAECRaXhXcZjORVo.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/5o6l54kAECRaXhXcZjORVo.
ジャリボーイ・ジャリガール（TVサイズ）
ジャリボーイ・ジャリガール（インストゥルメンタル）
キミの冒険（インストゥルメンタル）
「劇場版ポケットモンスター ココ」テーマソング集
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72329331e7101ed7d328a5cc53bf3de77368b4d8269b955f75ea6435c68767c2. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1atFKlYgha2ecQcrRj1Lim.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/1atFKlYgha2ecQcrRj1Lim.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f8f2fcbfb33c4740e9c620b7f7dbeef5920c77754d2ee66ff911fd1046aeebb. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3F1RNo9900CEsA0Zb9NHgg.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/3F1RNo9900CEsA0Zb9NHgg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72329331e7101ed7d328a5cc53bf3de77368b4d8269b955f75ea6435c68767c2. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5aLfDXdsGx9WivovmyR8dF.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/5aLfDXdsGx9WivovmyR8dF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x044b385da4d2bd013b45f2ad113f274041dd8507e468bec4cec25c4f2821715d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1gJ92WZauHsMPyyAd31gHJ.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/1gJ92WZauHsMPyyAd31gHJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a71a69e85f4c80e800424a1127be32de85a224377d12d0627b1c9aa6ad2f513. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/38KpjOQo57zFNLFdNQyhNV.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/38KpjOQo57zFNLFdNQyhNV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10b5ff7e4bec366465704755db4a3f515982c7793acda4b647e5ff2c19b2983e. 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/7e4zKvnl9L9z4wCSQCt6xo.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/7e4zKvnl9L9z4wCSQCt6xo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22014e526446f8bb3c91990d04b28aa8b57c763056d2486c5d1d13d0decd127e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4VVXfzdrdfOtELS8XLY9WM.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/4VVXfzdrdfOtELS8XLY9WM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda3faf533dc52268c3835862922be066f3f28f0b656f7240f437512df32704cd. 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/0fes6t9kQReumEBug0uw2A.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/0fes6t9kQReumEBug0uw2A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e1143901cf6cb55c9cdce0d64fe71a9d843f2b85369b774789d8c2bce43206e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6jnjslakzGzvgXP77KZSgO.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/6jnjslakzGzvgXP77KZSgO.
エレクトリックオーシャンビュー
レディキャップ！ - インストゥルメンタル
岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Overture - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Open - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
R.S.P - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
感情のピクセル - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
からだ - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
FRIENDS - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Horoscope - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
今宵よい酔い - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
MUSIC VIDEO (Short Version) - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Voice Of Heart - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
スペツナズ - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
龍 - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Okazaki Hyper Gymnastic - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Stamp - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
トロッコにのって - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
ポーズ / キミの冒険（Medley） - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Voice Of Heart 2 - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
XXL - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
The Abyss - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
鴨川等間隔 - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
エクレア - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Explain - 岡崎体育ワンマンコンサート「BASIN TECHNO」＠さいたまスーパーアリーナ
Insane (B.LEAGUE version) -Instrumental-
{"copyright_id":"0x2d5cd5c744881e72fa95b203572e9954c14eeef0a7a24f59c2efc4c2bcb302f7","isrc":"JPU902303835","name":"Knock Out(Album Mix)","registered_at":"2026-06-11T14:50:46Z","spotify_id":"3J6zAKrJoz24YsoEYtWLSh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d5cd5c744881e72fa95b203572e9954c14eeef0a7a24f59c2efc4c2bcb302f7. 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/3J6zAKrJoz24YsoEYtWLSh.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/3J6zAKrJoz24YsoEYtWLSh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05e61b4a4236f3800541b4fab6b4a40e47a9d25241e2791fa2eb38b97511e284. 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/6PfPW3miLFk5r95rOCqepY.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/6PfPW3miLFk5r95rOCqepY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa700a1bd2b333331f8b3d2b0c3263d1e4dd815c328d81402dbc364fdef01a198. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4xhRolX1ty2eaOygwfMtsK.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/4xhRolX1ty2eaOygwfMtsK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa700a1bd2b333331f8b3d2b0c3263d1e4dd815c328d81402dbc364fdef01a198. 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/31sRmjLLAfiKB5J9o0L2Ub.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/31sRmjLLAfiKB5J9o0L2Ub.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc54abdba159319f0220c5ec57fa049c1ecd4eebdd2294a5fedbff48e6cb3f135. 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/3rBEl93yJMyrxKXZrIA0ja.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/3rBEl93yJMyrxKXZrIA0ja.
{"copyright_id":"0xeef643ba01b4e8f27a0ee4b28a30ace61cbbc0a6a96488c67457b7b71fc2d183","isrc":"JPPO01704799","name":"鱗(うろこ) - 岡崎体育Remix","registered_at":"2026-06-26T20:57:25Z","spotify_id":"2rPr1pIclaQUAUQA8CbHdA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeef643ba01b4e8f27a0ee4b28a30ace61cbbc0a6a96488c67457b7b71fc2d183. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2rPr1pIclaQUAUQA8CbHdA.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/2rPr1pIclaQUAUQA8CbHdA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fb498dc563d5c50ec59a04cf18cb3aaa7a02ec12216ba831ff83d94b120795d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5sI2Q6ffBzDzfKkwZnikjt.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/5sI2Q6ffBzDzfKkwZnikjt.
{"copyright_id":"0xccdb7616ed0b8faf8436571c804c208a531d37d74fbf4f42ffaf17ae7afb57b0","isrc":"JPCR01603660","name":"ゆりかご feat.岡崎体育","registered_at":"2026-06-09T16:38:34Z","spotify_id":"77797OPYfZF1j4hfgjg7YZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdb7616ed0b8faf8436571c804c208a531d37d74fbf4f42ffaf17ae7afb57b0. 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/77797OPYfZF1j4hfgjg7YZ.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/77797OPYfZF1j4hfgjg7YZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa700a1bd2b333331f8b3d2b0c3263d1e4dd815c328d81402dbc364fdef01a198. 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/1w7UM25dinXfaUmAM1Uhtu.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/1w7UM25dinXfaUmAM1Uhtu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4c11fb9a622de2e74dcf8defe019f47b043f81cc7075c1626e1bbeef64d9da7. 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/6Fv9M9nUKvuMD7roafIm8j.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/6Fv9M9nUKvuMD7roafIm8j.