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 0x0ca22c9e4ea77eb49f7c909ce4fd03d508024eb0cf55f189c4785231c3e5d6ed. 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/17ca47d9-7d4b-4f4f-a32a-5aca34a545b1.json and https://artists.proofprofile.net/proofs/artist/17ca47d9-7d4b-4f4f-a32a-5aca34a545b1.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 0xb88c40f376ef8378729dba3a56799fd48160ea851057ec98c916acd802617809. 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/1A6CTLJKEHv92ECpwD81mS.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/1A6CTLJKEHv92ECpwD81mS.
{"copyright_id":"0x150716941f1dbed47892eeafe255df952a46853b25a7ce6c8cae32f8f0cd3c17","isrc":"ARIXB2311174","name":"The World Is Yours","registered_at":"2026-06-19T04:08:32Z","spotify_id":"77vayMNpKnWNtE5nuiKn77","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x150716941f1dbed47892eeafe255df952a46853b25a7ce6c8cae32f8f0cd3c17. 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/77vayMNpKnWNtE5nuiKn77.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/77vayMNpKnWNtE5nuiKn77.
{"copyright_id":"0x150716941f1dbed47892eeafe255df952a46853b25a7ce6c8cae32f8f0cd3c17","isrc":"ARIXB2311174","name":"The World Is Yours","registered_at":"2026-06-19T04:08:32Z","spotify_id":"33RJwIu1M4xLEQBjftfBUu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x150716941f1dbed47892eeafe255df952a46853b25a7ce6c8cae32f8f0cd3c17. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/33RJwIu1M4xLEQBjftfBUu.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/33RJwIu1M4xLEQBjftfBUu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x996da92391bded71b4a497d95c1e83b33f8ab3f11380773fa8ca987fa1961e84. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6k20aZy1k6SXYGA94R0Nj9.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/6k20aZy1k6SXYGA94R0Nj9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61b1152b2bfd62d2f30676577b9e760939ca01125d0073827cb3df84bc256692. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4hckvzl5BJ2HyaETJwe6AG.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/4hckvzl5BJ2HyaETJwe6AG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x768b741332249ad6e509540377f7e2d9a723566bf4e0b1cbb46496e1dc00b91a. 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/2sr1LIHZZHFaNkhBByJlJw.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/2sr1LIHZZHFaNkhBByJlJw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37edbf648cb1bc32c57561b906e1e9e20494079bfa54a616bafb3152c18a0ae7. 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/3a9oYwLkVtuEZVO94pzltu.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/3a9oYwLkVtuEZVO94pzltu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7e55a1b9f74a49d28dd250346a849c45efe8a01ec542ac64d134f550c002536. 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/7drfg3VtL7Jjh6BpITI8Xa.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/7drfg3VtL7Jjh6BpITI8Xa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe594db730b842b8ed00c6808df5fcbc5fb9486c7e2a0d05660aa425ff37994ab. 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/1rpVlXJP9k8uUFiivPDSEm.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/1rpVlXJP9k8uUFiivPDSEm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b23e804e1116812b911cff938caf35ff456b618f6831c20ecf0c17a00b7f568. 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/1wUn3IFKO9x51U6G8urmWG.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/1wUn3IFKO9x51U6G8urmWG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8168a069c72ae93f5c6a43b40875ce367c25ce245417bd5e7eb8908494e1c06b. 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/36NvjxzE7umYxrWEwcl8q5.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/36NvjxzE7umYxrWEwcl8q5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b7edc65b09cfc48f02418a6dc8435e28e2ba06c136e5cdeafc427ceb406ea30. 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/1SkA6fUZ6dspSX5xHipu3Q.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/1SkA6fUZ6dspSX5xHipu3Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa183650eb034af144cab462c4b1806246500235bec570e1bb60fbd5260bfee4. 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/1s9cAHSnJIHr7CMtUlgkb0.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/1s9cAHSnJIHr7CMtUlgkb0.
{"copyright_id":"0x5be07084c6874d33ba2e10cab09e0c6321940d69cd84536a6c935fe0f9dadbdd","isrc":"ARIXB2101183","name":"Vida Loca","registered_at":"2026-06-22T03:51:29Z","spotify_id":"1BznXwLmtqquY3ShH5mFgM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5be07084c6874d33ba2e10cab09e0c6321940d69cd84536a6c935fe0f9dadbdd. 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/1BznXwLmtqquY3ShH5mFgM.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/1BznXwLmtqquY3ShH5mFgM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc0ab96e06c093085a99b8b494d1db62e27949dc7471c56c6ca3c3662847c6dd. 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/6I7Yw2qBktlCbyIrvVTaIG.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/6I7Yw2qBktlCbyIrvVTaIG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd03a687d01142d74240db8c742a484ceb25c63a727194410dea416523faa46c. 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/00mv9PA5Zc5cYkzk6ITfFs.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/00mv9PA5Zc5cYkzk6ITfFs.
{"copyright_id":"0x7a39ad7e8c2487db76937aefe0d1cefaa37d8409ed5659bdbd5ddbdbe5731726","isrc":"QMGR32071267","name":"Easy Trip","registered_at":"2026-06-27T06:01:51Z","spotify_id":"2OZPPMNOC1Q2S4eQmyQXMo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a39ad7e8c2487db76937aefe0d1cefaa37d8409ed5659bdbd5ddbdbe5731726. 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/2OZPPMNOC1Q2S4eQmyQXMo.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/2OZPPMNOC1Q2S4eQmyQXMo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58fae76165495d122d99f25c7385d727dec3062f97dfc985232772e4f608d661. 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/38bARGx8JLUSTm8nPcb76g.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/38bARGx8JLUSTm8nPcb76g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf71879d1ef0e15a9409f0926f25ce4140425115b4d640c05cafb6a0a1f5c6d7c. 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/6EIbIqyMTxmlK36pQkXS4n.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/6EIbIqyMTxmlK36pQkXS4n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1efbf247d5c5d83e72b62a359d4232363db5af9e7519b6306bcc99c619a1c735. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4AKjfsGMO1ZD07fU1QAks9.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/4AKjfsGMO1ZD07fU1QAks9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x216c74ff6f71b2dab80a4c0884febecf922f78018a58b8ba0122b765ad99c582. 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/1n3WiqbYQ488HAukPb2s0F.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/1n3WiqbYQ488HAukPb2s0F.
{"copyright_id":"0xe1132723b9cf75521335a2ebddc6ebc3be9820cd0fc8dee2d6dddd281174df5f","isrc":"TCADA1761943","name":"Shaolin Technics","registered_at":"2026-06-11T05:31:37Z","spotify_id":"1pMoU30xHlLy4pJq4tz5mg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1132723b9cf75521335a2ebddc6ebc3be9820cd0fc8dee2d6dddd281174df5f. 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/1pMoU30xHlLy4pJq4tz5mg.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/1pMoU30xHlLy4pJq4tz5mg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a8fed445b6691dda6f48a239f4b4c7c4617744c65d2fa8d65f912c530657ba0. 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/2V1csS4q1rQ6gRup73ltdq.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/2V1csS4q1rQ6gRup73ltdq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b5f264b75c18d957d062ecc31772483c4f97f738e4b7ac249e39af31d2f84b1. 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/55eRXScNPChnwW3k2CqAey.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/55eRXScNPChnwW3k2CqAey.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac0edb1f5a1ba07adad6811957dc77743427fbddfd2eb888f41262dd66108778. 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/0BIvIni5CbK7zJsXFZ7048.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/0BIvIni5CbK7zJsXFZ7048.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bf800cf01950799cf3344db8b58cd0dd70d653695e16990ab987efa9ae4fe7f. 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/3RB7YuTkTCGdzGCcrYMazA.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/3RB7YuTkTCGdzGCcrYMazA.
{"copyright_id":"0xa2e3536afd06a1d503c6a1343ca6a6eca5a5d7722e28b0ab7cca51fcffa201f6","isrc":"TCADA1761949","name":"Dirty Hop!","registered_at":"2026-06-25T16:58:35Z","spotify_id":"2KsZ939BE9bRPOANCNwjNS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2e3536afd06a1d503c6a1343ca6a6eca5a5d7722e28b0ab7cca51fcffa201f6. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2KsZ939BE9bRPOANCNwjNS.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/2KsZ939BE9bRPOANCNwjNS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77a717027cb5b63456a3660b3f861dd6998a19dee3f216f037f415fe9ff07d31. 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/3Ss2i3nfI7Xzsw6mxKGqxs.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/3Ss2i3nfI7Xzsw6mxKGqxs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3d4189fbd91156e22c3e4b544d1d06d685fcef032d0ce6821b9bbbf2ab7c1b2. 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/3RB5BIgEyD9wRNb0QOq4fr.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/3RB5BIgEyD9wRNb0QOq4fr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6689f9a6672af2943519e707b99055e16196b0e08b2f1aa006860143d247f7fc. 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/3lQPizdfzljCNbtKfkvOMT.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/3lQPizdfzljCNbtKfkvOMT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa75490f55b3e00d496ac7d13d03f2e6403e901c3e98bf482a94a6d30776ee760. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1RASsbMZ03EUOzK27WkGJe.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/1RASsbMZ03EUOzK27WkGJe.
{"copyright_id":"0x35f89a81a63921cc89892ce3f4a55f6f882a76aa363603e2b45e307e66dcd2d2","isrc":"QZNJX2328528","name":"Red Hot Chile Papers","registered_at":"2026-06-04T14:45:33Z","spotify_id":"1SJLKKDmjYCCwN9BBlF1de","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35f89a81a63921cc89892ce3f4a55f6f882a76aa363603e2b45e307e66dcd2d2. 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/1SJLKKDmjYCCwN9BBlF1de.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/1SJLKKDmjYCCwN9BBlF1de.
{"copyright_id":"0x1a2d13a49a68fd6f4c45a3d84c558309aaeae4d2824dd60c2512a68eac8ceebc","isrc":"QZ5AB2309108","name":"De Donde Vengo Yo","registered_at":"2026-06-22T20:10:04Z","spotify_id":"6NN8ix6oFjyjiCGl9IQx2Q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a2d13a49a68fd6f4c45a3d84c558309aaeae4d2824dd60c2512a68eac8ceebc. 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/6NN8ix6oFjyjiCGl9IQx2Q.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/6NN8ix6oFjyjiCGl9IQx2Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x461ca715120e2169f10c59733940218d6c835c79fadab4f73d21a9c599b0b983. 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/3ztBd96LjyWgTDnHbniAYE.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/3ztBd96LjyWgTDnHbniAYE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x670dbbc97a63cac4b4f9b70cba3db86e42b27ec2175478bf8eabdcad4606e1c3. 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/5lXgD4rhegsXgu1e0B3z3l.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/5lXgD4rhegsXgu1e0B3z3l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a62d85281dafb333d25c3f540c8f848b6acf7ec9c3bf75f2947d1bc1e06cc18. 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/5gLqkEcdbJhmcazOae9C4F.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/5gLqkEcdbJhmcazOae9C4F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67797d4323f77afd83d522efbfa823654fa867b645c6e77441800f3730556809. 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/57BNUfaaNhh3ridrokqS17.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/57BNUfaaNhh3ridrokqS17.
Nfx Vs Adione - Leyendas del Free 6 (Octavos de Final)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe2c972caeac9019520b62f124971632d402a1bdc484b96598d46dfcd6c15498. 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/7I5t3jbNFLoxF8fzjscdPC.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/7I5t3jbNFLoxF8fzjscdPC.