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 0xb65c0830ca33536e271ac3d63237c064850e53ab115103b1bdaa4dbfae6126aa. 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/43171cf5-2be8-4868-acd8-36c3e06a014e.json and https://artists.proofprofile.net/proofs/artist/43171cf5-2be8-4868-acd8-36c3e06a014e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xe4a2d09f36544a1c3aefea5d8a763ad7bf2092a86fad3aea3a456a988c80a3c0. Chain 2 (Bitcoin): anchored in block 956500 (2026-07-03T13:55:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/19DkxeTXRoS3tgCQJypGzV.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/19DkxeTXRoS3tgCQJypGzV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x939f593f994aebebbcba166a16974bf77cca4f2dc1fa10ed91e208de1d02df7c. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3pyV9S55c57i0tAL31vc9d.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/3pyV9S55c57i0tAL31vc9d.
{"copyright_id":"0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b","isrc":"JPE301800671","name":"wicked prince","registered_at":"2026-06-09T14:40:50Z","spotify_id":"5dAWOxi5Hb9ETIG0FoXhJ4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b. 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/5dAWOxi5Hb9ETIG0FoXhJ4.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/5dAWOxi5Hb9ETIG0FoXhJ4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19859c26c167449ec908040ade687a0db446791a9ca88fa271f1820d7d5384b9. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4948hC9C8GZTltfxiaHSNW.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/4948hC9C8GZTltfxiaHSNW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38378dd3a0e04b0efc484ed4f583ee4786c770dd0a4357988f61d2ec2a0ea230. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2MiqIsHHbxt4hmnDX1pd6D.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/2MiqIsHHbxt4hmnDX1pd6D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15d14603532fd2ab5cba49c1e6938ebdf4481f9ef245dea12f2e95068a1aa31. Chain 2 (Bitcoin): anchored in block 956484 (2026-07-03T10:47:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2roP5Um9c2Dr5JquKxShJG.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/2roP5Um9c2Dr5JquKxShJG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc753f8a0c35448ae1a33746d84053dfcf05a1686f7cff829b795598bb6acb5b3. Chain 2 (Bitcoin): anchored in block 956545 (2026-07-03T19:59:51Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4xipAejN60IX9njXo2Je9O.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/4xipAejN60IX9njXo2Je9O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88420ad0192f4e380b4b8ee77635466a0ea1184f6e102ec2e1485583e76af873. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/65mhjM42HxRwdkGMD6ntDd.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/65mhjM42HxRwdkGMD6ntDd.
{"copyright_id":"0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b","isrc":"JPE301800671","name":"wicked prince","registered_at":"2026-06-09T14:40:50Z","spotify_id":"36DFGzlotCCeequDFdybYt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b. 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/36DFGzlotCCeequDFdybYt.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/36DFGzlotCCeequDFdybYt.
「私、嘘なんかついたことがないもの」
「わたしは阿良々木さんと会えたんですから」
Kabukimonogatari Gekihanongakushu (Original Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b7e32332196b92f8e4686ee76a573f5a22d09f242fba2e880f2b7d2cf1f9c87. 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/6yVfuJ83Jeuni0VdTrgEfW.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/6yVfuJ83Jeuni0VdTrgEfW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd20eb2d2f87979bac6a693e6712bdc7c87a47b8747718a34386da23adce631a. 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/69BUxzOTbASCqu3spS9890.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/69BUxzOTbASCqu3spS9890.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9f1b55a36ab916cd19b7d48f87ae062bde402e590d5524f0471fb4ebe65e833. 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/2Vyq2uu2pcUt7ze4HPlX4u.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/2Vyq2uu2pcUt7ze4HPlX4u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3fa49439ee28c0ee77f28d3cb0514027da761fb1dd070e19c618b93c04ba2f64. 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/0kAM7MKIeRfxPb7qJFPQbk.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/0kAM7MKIeRfxPb7qJFPQbk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8991a450453d1453c6a55d04b77b652d2be84ef3a917b685977bb88560cb2139. 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/4i7C642nwrzizF07qqMCtu.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/4i7C642nwrzizF07qqMCtu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f5c218d61c2bb3891c3ce64f3b6583fe0b75c2ded1670a6966cd51d02cf971b. 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/5NerVmX6Tz9K9TmuMhtIwj.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/5NerVmX6Tz9K9TmuMhtIwj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80bcbe50389028d564d65fd425f479898412e6d6bb0970c7c4fa1600d0caa8de. 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/3Y36MUfs6XwyU0z1GMHXbE.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/3Y36MUfs6XwyU0z1GMHXbE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25a6ec44e0f76af2a2b73c39f78b2b6f6c22505831eb20deabed5719de77bdc. 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/49vdzylOyWViOmRDABZ2F1.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/49vdzylOyWViOmRDABZ2F1.
Tukimonogatari Gekihanongakushu (Original Soundtrack)
Otorimonogatari Gekihanongakushu (Original Soundtrack)
「ようこそ暦お兄ちゃん。可愛がってあげるね。」
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15d14603532fd2ab5cba49c1e6938ebdf4481f9ef245dea12f2e95068a1aa31. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XWSv4w9Ixb9MR9kNmXUIb.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/2XWSv4w9Ixb9MR9kNmXUIb.
Nekomonogatari (Kuro) Gekihanongakushu [Original Soundtrack]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38378dd3a0e04b0efc484ed4f583ee4786c770dd0a4357988f61d2ec2a0ea230. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/39pUijm08mEvfTQFn2S59P.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/39pUijm08mEvfTQFn2S59P.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x939f593f994aebebbcba166a16974bf77cca4f2dc1fa10ed91e208de1d02df7c. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5IFFfF8OhncUjsU2pTRzwW.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/5IFFfF8OhncUjsU2pTRzwW.
Nekomonogatari (Shiro) Gekihanongakushu [Original Soundtrack]
{"copyright_id":"0xa5390a6af9638f77eb9578e6af555eb61c6ce0a023d44b81d77294a8185593cf","isrc":"JPE301302699","name":"chocolate insomnia","registered_at":"2026-06-07T18:34:44Z","spotify_id":"1ku2LBifRZrAvPx7yJdWfJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5390a6af9638f77eb9578e6af555eb61c6ce0a023d44b81d77294a8185593cf. 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/1ku2LBifRZrAvPx7yJdWfJ.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/1ku2LBifRZrAvPx7yJdWfJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01aa01891982abc0cc3b41e674a8b4035da47f94cd95f95de5716215922d2ce1. 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/59U0YJUC0UXF8tEnof88tH.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/59U0YJUC0UXF8tEnof88tH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1864536955424fe341a895b1b35b7b0c74b75aca41b961b0bad50c06ab2c52d. 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/2gxbtT9daqb0yz69dzUS1Q.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/2gxbtT9daqb0yz69dzUS1Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71908e18d8876fd5ac1a7df789886e69413f3106b834279ab123e66ebb3b1df1. 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/5AriCDZ9NJM8AhLmmJsWOV.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/5AriCDZ9NJM8AhLmmJsWOV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa301957c96021538098b584a0a9b429ff67717eb84884e12d0ac898a9a984dbf. 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/2GbKlC4wPyPyQ1g0NIc07M.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/2GbKlC4wPyPyQ1g0NIc07M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a5bd18933f181e2cece7513f2167fa26dd19568d19bffd41c652a1d4cde85e2. 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/56YNlJJHnuynM4MOgwribQ.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/56YNlJJHnuynM4MOgwribQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fbe13fa34e2d1ad77e19e8111e2a67910475c25ce893dab6ff0481c99991ed8. 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/1vY3Jta7WBIB1sDeL5JEl6.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/1vY3Jta7WBIB1sDeL5JEl6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfb0cc4d78a55b209df344729acbfd63cde0bbd0be6d187c67d24140843e893b. 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/61SR4J0dnUlxcLRSASo5J0.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/61SR4J0dnUlxcLRSASo5J0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7054e08cdbb3f80d3b3c584bb41b3d8ba185d74d0113d66103b4bce4da2a6c93. 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/4Gf6u1OHRFkJ4KHLVoT82U.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/4Gf6u1OHRFkJ4KHLVoT82U.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe3ada20149a56e588ac40ae5d8534166803dd8e6a1aac1cc94c6fea1af0a585. 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/2BhskYUVfsXyCk7CEuHuO1.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/2BhskYUVfsXyCk7CEuHuO1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf57ee4ce21986a945a51dd436b5becf0fb628058ae7c1224900457cada845e22. 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/2KVajXoJtyyG1j3nPykytX.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/2KVajXoJtyyG1j3nPykytX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4635ee2bcb7cf3557d7c7cdd986bca565c85fc95c6dea109939b7fdee6d36f39. 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/4PCuKnoGDYqFMcrtmj8Iit.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/4PCuKnoGDYqFMcrtmj8Iit.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25a6ec44e0f76af2a2b73c39f78b2b6f6c22505831eb20deabed5719de77bdc. 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/14nodLi5goNw4cAxrkRNnR.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/14nodLi5goNw4cAxrkRNnR.
Kizumonogatari Gekihanongakushu (Original Soundtrack)
Nisemonogatari Gekihanongakushu (Original Soundtrack)
Owarimonogatari Gekihanongakushu (Original Soundtrack)
Onimonogatari Gekihanongakushu (Original Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15d14603532fd2ab5cba49c1e6938ebdf4481f9ef245dea12f2e95068a1aa31. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6vnU7kA0A3ePY2D2bQpLzD.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/6vnU7kA0A3ePY2D2bQpLzD.
木枯らしセンティメント（戦場ヶ原ひたぎ・貝木泥舟バージョン）
「ありがとうございます。助かりました」
Koimonogatari Gekihanongakushu (Original Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b3d3925c66360165841b2cb4fc8e26f5c3db1adaa6065a923ad63334261103d. 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/1jd2jYSUu3reC3rR6EAwYB.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/1jd2jYSUu3reC3rR6EAwYB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc753f8a0c35448ae1a33746d84053dfcf05a1686f7cff829b795598bb6acb5b3. 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/65n4b5SWZNXnxnoTakRxv4.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/65n4b5SWZNXnxnoTakRxv4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd69c78ec869b6eb01ced57d5068f79c8a24cdfa3a6439f19c88dab0fd9e0be27. 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/0gzJAwv8hKEc8VSotUKLWn.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/0gzJAwv8hKEc8VSotUKLWn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1afbf20909800d0ad53fb3537cf7c40fb0f9b86fb2e032ac7138d2ee62abf27. 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/5YaszzzX2yD9mAcSVAGQhr.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/5YaszzzX2yD9mAcSVAGQhr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74b84d400a992e7fec872b6a4ee207c2bd98b1057851cb52381f173602d74475. 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/1vnVOqx2yug1qIuUUzFvl5.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/1vnVOqx2yug1qIuUUzFvl5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x048eb57461c4d3050cc007dd6b489e281d169db42f7a7c707017b7f53cc7f1d0. 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/1A2EDb4ssJFFqCEQPLHb05.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/1A2EDb4ssJFFqCEQPLHb05.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63684f777cd4bd2e41305d2e66bd324efeb0e2788e29c063402e93307d3886bd. 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/4nFjsWG2BtnSbTKl7Oyw29.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/4nFjsWG2BtnSbTKl7Oyw29.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88420ad0192f4e380b4b8ee77635466a0ea1184f6e102ec2e1485583e76af873. 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/582v2AKrgta8vf2ChurjkK.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/582v2AKrgta8vf2ChurjkK.
Hanamonogatari Gekihanongakushu (Original Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1ad4c79a25a6a3adbb4444ba3f17892e63daeacf523803f76c5ab6970e7c9aa. 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/4Cn8IU1PGb2IMp0p6XQjkC.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/4Cn8IU1PGb2IMp0p6XQjkC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63684f777cd4bd2e41305d2e66bd324efeb0e2788e29c063402e93307d3886bd. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5xAr4eFkWycHP1fmcDX0Im.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/5xAr4eFkWycHP1fmcDX0Im.
Utamonogatari Special Edition (Original Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21d13a791789ca46e5e873414b3213d37f239a8187eef7b5cbe7f2d74e31107f. 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/3Ji2egztGLRhA2Z7gR1CoX.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/3Ji2egztGLRhA2Z7gR1CoX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde072792bb658dc91e41068e53018f7fe4bc8bae17790a6bbd01168a09114f90. 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/7KKiQ7dJUwW6x0MBY0Dkns.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/7KKiQ7dJUwW6x0MBY0Dkns.
{"copyright_id":"0x9b5349dc538de0debec6e83a5ee39a3f926f4b0a91d5daf724b1123b80219aed","isrc":"JPE300902041","name":"ambivalent world","registered_at":"2026-06-09T15:22:38Z","spotify_id":"6eBxfc3KoKwXbHxm9vwbff","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5349dc538de0debec6e83a5ee39a3f926f4b0a91d5daf724b1123b80219aed. 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/6eBxfc3KoKwXbHxm9vwbff.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/6eBxfc3KoKwXbHxm9vwbff.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45756fbd86b41cbe82d5eb287e4092015962d807281beb932ac9043ef646ffa8. 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/5P8lyudWE7HQxb4ludLbEm.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/5P8lyudWE7HQxb4ludLbEm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe99e068348735cc0258d0eb607dc74f995d92279e63feeded644ca438e330986. 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/4VTxO7SMtu0AcGqazV15AL.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/4VTxO7SMtu0AcGqazV15AL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9a9eeab13c6e62cd7e312bda3b5dc88d83f7d9304ee8d73b5fd44cefbc2eb49. 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/0HAi4Xk8v9JlkkxzfzPlYN.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/0HAi4Xk8v9JlkkxzfzPlYN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49fe67aaad2e867f3e863ea5b46079734d990b600aef7aa940d412381fe9273b. 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/6fTgBuYDlOWE4s2DFrSesz.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/6fTgBuYDlOWE4s2DFrSesz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x357ba388009241477e0ad2a86240d9b3d1f8fc85cfc08904a5dcad540eb96c77. 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/38jP2NEy691R6CyISQ44db.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/38jP2NEy691R6CyISQ44db.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc191a2fd9786a86dbadc7d4b13f27a55a7e872aa370e04bd04ec5077828aa5f6. 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/5Yiwmn4PZAzVAms9UDICU2.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/5Yiwmn4PZAzVAms9UDICU2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4d34fe63419b227127335f2d963608dc94ef9db38cf705b0cd52bcf6b747cb2. 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/3yKt9js4wh9zxvwYY5pJ9J.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/3yKt9js4wh9zxvwYY5pJ9J.
{"copyright_id":"0xc415c1a3942017990be488078eb2776a9c0b1d600ecb7bf6daa02603b6bfbfa7","isrc":"JPE301300181","name":"perfect slumbers","registered_at":"2026-06-08T10:31:29Z","spotify_id":"41bbGulfHp396eWrtXBOxK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc415c1a3942017990be488078eb2776a9c0b1d600ecb7bf6daa02603b6bfbfa7. 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/41bbGulfHp396eWrtXBOxK.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/41bbGulfHp396eWrtXBOxK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19859c26c167449ec908040ade687a0db446791a9ca88fa271f1820d7d5384b9. 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/5uoc1Uu10szxrMqf5RiRjv.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/5uoc1Uu10szxrMqf5RiRjv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5390a6af9638f77eb9578e6af555eb61c6ce0a023d44b81d77294a8185593cf. 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/17gBE9yR2tADISa6euvnew.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/17gBE9yR2tADISa6euvnew.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b7e32332196b92f8e4686ee76a573f5a22d09f242fba2e880f2b7d2cf1f9c87. 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/53yKvuhK4KW4xTxsOuWUIm.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/53yKvuhK4KW4xTxsOuWUIm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25a6ec44e0f76af2a2b73c39f78b2b6f6c22505831eb20deabed5719de77bdc. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5pAkoLQfGMbD31nVMkNQIH.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/5pAkoLQfGMbD31nVMkNQIH.
{"copyright_id":"0xb541c77d65e1bbe4f5ac341766ea0cead555d2097a1f2e500a276f20c34fc7d7","isrc":"JPE301400825","name":"the last day of my adolescence","registered_at":"2026-06-11T04:24:16Z","spotify_id":"6G6jTt6pLdMJvrpJwiSIS5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb541c77d65e1bbe4f5ac341766ea0cead555d2097a1f2e500a276f20c34fc7d7. 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/6G6jTt6pLdMJvrpJwiSIS5.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/6G6jTt6pLdMJvrpJwiSIS5.
{"copyright_id":"0xe1ad4c79a25a6a3adbb4444ba3f17892e63daeacf523803f76c5ab6970e7c9aa","isrc":"JPE301401037","name":"花痕 -shirushi-","registered_at":"2026-06-10T14:04:37Z","spotify_id":"0nqUJCetfzmwCHoZrkhL67","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1ad4c79a25a6a3adbb4444ba3f17892e63daeacf523803f76c5ab6970e7c9aa. 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/0nqUJCetfzmwCHoZrkhL67.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/0nqUJCetfzmwCHoZrkhL67.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeab2bafa222e97cf34ab7e4f6337302b9c37ffcf4625d7238b046822993772f8. 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/1y4Vvyv6et68FCKBSEkJgk.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/1y4Vvyv6et68FCKBSEkJgk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38378dd3a0e04b0efc484ed4f583ee4786c770dd0a4357988f61d2ec2a0ea230. 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/2VhFjgxnUdwczGi6o1XEvT.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/2VhFjgxnUdwczGi6o1XEvT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15d14603532fd2ab5cba49c1e6938ebdf4481f9ef245dea12f2e95068a1aa31. 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/5TWMx0WMXGiQl9xGhXthh7.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/5TWMx0WMXGiQl9xGhXthh7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc753f8a0c35448ae1a33746d84053dfcf05a1686f7cff829b795598bb6acb5b3. 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/0GXmpXmcgu5ni9o0WWRgJR.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/0GXmpXmcgu5ni9o0WWRgJR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b3d3925c66360165841b2cb4fc8e26f5c3db1adaa6065a923ad63334261103d. 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/7gsh7FigDG3fxdzUBLNmEl.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/7gsh7FigDG3fxdzUBLNmEl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88420ad0192f4e380b4b8ee77635466a0ea1184f6e102ec2e1485583e76af873. 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/1mpubTGCqUGRfAZQpbWCaa.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/1mpubTGCqUGRfAZQpbWCaa.
{"copyright_id":"0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b","isrc":"JPE301800671","name":"wicked prince","registered_at":"2026-06-09T14:40:50Z","spotify_id":"4zbRevTbdBUrLjl9ypp74i","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb0d14acd7ece9a0064270da364434beb8045985d05064dbe40a0bb8fecfca5b. 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/4zbRevTbdBUrLjl9ypp74i.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/4zbRevTbdBUrLjl9ypp74i.
{"copyright_id":"0xaf0ab3b929d0a937f0c498310ee300ac8ec2f06d28c3e22cac43fd1d8b7d9328","isrc":"JPE301800672","name":"wicked prince -Instrumental-","registered_at":"2026-06-25T15:09:05Z","spotify_id":"6aPNUUTSEhWzP0tfV9zBQQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf0ab3b929d0a937f0c498310ee300ac8ec2f06d28c3e22cac43fd1d8b7d9328. 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/6aPNUUTSEhWzP0tfV9zBQQ.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/6aPNUUTSEhWzP0tfV9zBQQ.
Bakemonogatari Gekihanongakushu (Original Soundtrack)