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 0x8612f20d113bb3f4b8a0fa3cd998be7a08ffffaf2c6929180c02c9bf4bf35855. 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/5acae825-e1cb-4ff6-9514-68766ae7e7d5.json and https://artists.proofprofile.net/proofs/artist/5acae825-e1cb-4ff6-9514-68766ae7e7d5.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 0x197f64195b032f399d20fc921537831a63c8e3ca0b4b6ad59c30b1bf48ab352a. 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/5jmhRLqnnoPfarrtW0zjJo.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/5jmhRLqnnoPfarrtW0zjJo.
{"copyright_id":"0x294444c3436385243fedcafaf5029a49695a9135c2bddaff0ecf79cf9a7e75d3","isrc":"FR96X2273483","name":"Humilde pero Cotizado","registered_at":"2026-06-05T21:36:14Z","spotify_id":"4K8LtrJP6kxbwuTvSqpQCf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x294444c3436385243fedcafaf5029a49695a9135c2bddaff0ecf79cf9a7e75d3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4K8LtrJP6kxbwuTvSqpQCf.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/4K8LtrJP6kxbwuTvSqpQCf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51c9927d46d41342dc12f582f04b9213bb93c624834a443354684cb6a7d2bb67. 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/1NJoSKztrhgtoKmwZxJOIu.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/1NJoSKztrhgtoKmwZxJOIu.
{"copyright_id":"0xe5a40f05dae2819208f7f92cfe0df955aca6e598456b30f593e2c134f70c6edf","isrc":"ES71G2334358","name":"Ya No Me Enamoro","registered_at":"2026-06-09T08:24:10Z","spotify_id":"5DNW0IrnjRLUykNo08VwP5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5a40f05dae2819208f7f92cfe0df955aca6e598456b30f593e2c134f70c6edf. 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/5DNW0IrnjRLUykNo08VwP5.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/5DNW0IrnjRLUykNo08VwP5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd865cf6be5b904158468f41a2a22b53c79ac816738d98ae378ebf4265814c6f9. 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/4RSQg3nd13V5sYqIUJxS8x.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/4RSQg3nd13V5sYqIUJxS8x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06d9da42448cd8cce97fe8c9ea23afa3d053f60e9b12074d019cf63b45b525d3. 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/3FDknUEPLUqmUUyi7oDkuf.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/3FDknUEPLUqmUUyi7oDkuf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb06027727283321ea9d22852a44d36aaf8ad4e986483f30131f99029245620c9. 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/1biLlRLKd6T29jPyZOYwA7.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/1biLlRLKd6T29jPyZOYwA7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9b3aed6e9a0b8a8458ad5769a873d47c344fc03ab8a19593f1f91934ef5b68c. 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/6S8qtHZlbuR6TwGFH3Gwu6.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/6S8qtHZlbuR6TwGFH3Gwu6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8794814e8cb09673652321c102c8af4190cd37cdb9a82962b5db6309260be091. 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/6btglV5XNwzpOtDmOclBwI.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/6btglV5XNwzpOtDmOclBwI.
{"copyright_id":"0x670d9ca2fb2ccf7bdf9e4e3c25eaa143b7816704b40d11da54a94deee734827b","isrc":"ES71G2412169","name":"Sharingan, Pt.2","registered_at":"2026-06-08T20:30:20Z","spotify_id":"7otZTYAF8N5YIs4FbVwprK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x670d9ca2fb2ccf7bdf9e4e3c25eaa143b7816704b40d11da54a94deee734827b. 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/7otZTYAF8N5YIs4FbVwprK.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/7otZTYAF8N5YIs4FbVwprK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d23b2c7365b6f1b7800df6743d4e9f8aaa3c31b0e2954de334fe88e1d1491d3. 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/7iKQ3ZrfuK1jxftmDNGNv8.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/7iKQ3ZrfuK1jxftmDNGNv8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x819fd379e8e232a0930a828afb4aaf60bb57114bc6ae866eb1f74e4dd227443b. 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/5nRnJ57M6ju7CEY6aWwGqD.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/5nRnJ57M6ju7CEY6aWwGqD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x785851f108494f4847898add92bce79b4037c84e5c7f634796eff49cc7ea177c. 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/4dQGD8ESSr9NMJNOaU6Xjs.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/4dQGD8ESSr9NMJNOaU6Xjs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fec7316253b8ae77e2ec2d320c51ada13ca0d09e561e933665010d7b4ee27af. 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/4ux2f8dmf03YcljA6UK7YF.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/4ux2f8dmf03YcljA6UK7YF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25cbdec353c5c586e655595a5780ae5578591cb94b277a12372848ff4d8b0f2. 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/4C5Lx0WMRswRX0g93ForDk.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/4C5Lx0WMRswRX0g93ForDk.
{"copyright_id":"0xb7293955e439f83629b7ba05c7b6f7f2891078abe3bb7edf1801fdf7cc8bf67d","isrc":"ES71G2400353","name":"NOS CONOCEN II","registered_at":"2026-06-05T16:58:05Z","spotify_id":"2dKKDPltXNfllRHghzihXR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7293955e439f83629b7ba05c7b6f7f2891078abe3bb7edf1801fdf7cc8bf67d. 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/2dKKDPltXNfllRHghzihXR.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/2dKKDPltXNfllRHghzihXR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec42a8f14360cea01d7e8556f3943f0debdb9166f1d10c4a748fc6cb1910fd5a. 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/6fYv7oTfvJ01aEjJnoyjso.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/6fYv7oTfvJ01aEjJnoyjso.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fc03864bbde647416aade3ccd80a21ca707b78ed482a824b8b9d7d44ed9c17c. 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/6xy9uuxgSvRvYCgfsErB1T.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/6xy9uuxgSvRvYCgfsErB1T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64c1d821c69b8ef414079f9f6cefecb7d351b6a57763437432716bd5e6badd4a. 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/13v1OPmfULK1MW4dV7l1xn.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/13v1OPmfULK1MW4dV7l1xn.
{"copyright_id":"0x0ff9437cc105809b32f5f3b9a7454a04e70cc33c00f72fb864d23bced8ad13ed","isrc":"ES71G2305840","name":"MC Buzzz - Wasabi Freestyle","registered_at":"2026-06-21T03:08:26Z","spotify_id":"2mYpgdaAQpY6hyDnzQ774F","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ff9437cc105809b32f5f3b9a7454a04e70cc33c00f72fb864d23bced8ad13ed. 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/2mYpgdaAQpY6hyDnzQ774F.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/2mYpgdaAQpY6hyDnzQ774F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb5b60d46423ea596f8e5afa013f2653f123f727a7133b9dc257c25c6bd88ea7. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2QGNMbn6onMenePu8clBcE.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/2QGNMbn6onMenePu8clBcE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x851ebb41e0479de51efdcc8f0cf7fc53ca10bb1e90c80922dd4bc0970a38039d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0KZKXaeV0dackG473m3vFy.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/0KZKXaeV0dackG473m3vFy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d2ed195ee9a65a65513ddae116beac342007b5a3e1c8f41bee86fb7c2076024. 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/6bzVDvBemjZzB6i7XnVH5b.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/6bzVDvBemjZzB6i7XnVH5b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x128d4b492d23a646bc9892a77122cf28f9f14587e90845b4cbe42674d52fed9d. 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/5KkMkMeT3u2IuT8vtH2Hfk.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/5KkMkMeT3u2IuT8vtH2Hfk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x002d907d3049ee2224dd0db406fc5e4f3ba4b350f5cbece9b336d2ec187845a3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2pmjQTBvISDglfR96nnozH.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/2pmjQTBvISDglfR96nnozH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x128d4b492d23a646bc9892a77122cf28f9f14587e90845b4cbe42674d52fed9d. 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/3BAI8HNxUdfWjb8d4FiCFW.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/3BAI8HNxUdfWjb8d4FiCFW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x851ebb41e0479de51efdcc8f0cf7fc53ca10bb1e90c80922dd4bc0970a38039d. 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/5ZwCXVf28bFWY3gxAf96S8.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/5ZwCXVf28bFWY3gxAf96S8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb5b60d46423ea596f8e5afa013f2653f123f727a7133b9dc257c25c6bd88ea7. 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/0SiElVf7MesuiHaiYgQRSt.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/0SiElVf7MesuiHaiYgQRSt.
{"copyright_id":"0xb56e6bfe11bb24af037ac42d1da3ba0bcdd08df6197da0df6d6ded8f8e0e90fa","isrc":"QM6N22265303","name":"Gracias a Dios","registered_at":"2026-06-18T02:48:28Z","spotify_id":"1ewOYpUoVWdz6IvQ5k67Pt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb56e6bfe11bb24af037ac42d1da3ba0bcdd08df6197da0df6d6ded8f8e0e90fa. 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/1ewOYpUoVWdz6IvQ5k67Pt.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/1ewOYpUoVWdz6IvQ5k67Pt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb0d47b2cf6719682099833ca12d5d555ea382769fea8719f853236341367ae2. 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/4ew650UK7PtWHTtjqcjLfT.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/4ew650UK7PtWHTtjqcjLfT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb0d47b2cf6719682099833ca12d5d555ea382769fea8719f853236341367ae2. 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/3CYpKkl9Qnea3OOsSu4nqu.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/3CYpKkl9Qnea3OOsSu4nqu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x559df82032612c3cbfe56a659da91377a2f4a9c17a8bedfd542cbbc18788741a. 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/1P7qdugLDxOB8RBJPJUzSZ.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/1P7qdugLDxOB8RBJPJUzSZ.
{"copyright_id":"0xaec596881db6fd83fc01c6233831ab1db1b03669fc673f6fbd152fcde82947a3","isrc":"ES71G2153181","name":"Fuego (Bitter Babe & Nick León Remix)","registered_at":"2026-06-21T00:06:17Z","spotify_id":"1iXSbbqp2eMHGVeMtGlqgZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaec596881db6fd83fc01c6233831ab1db1b03669fc673f6fbd152fcde82947a3. 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/1iXSbbqp2eMHGVeMtGlqgZ.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/1iXSbbqp2eMHGVeMtGlqgZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa598276d1b333d823ec05c68fad8e57b3b03b32816768686a45852af21b94fa9. 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/1a7lH7Eee0FJuykoTTTEY0.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/1a7lH7Eee0FJuykoTTTEY0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6a02c04de7ab9e63ecb9417f6cb02e72fbff7a03df8fe4b3bed65a4bc7162f6. 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/7yQJZ04zWK8fArh522ZzDm.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/7yQJZ04zWK8fArh522ZzDm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bb1e7aa90edcd84f378fdb69fcaf0c108d121113fe27d705a6f80ba464de1f3. 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/3M6ivQcBuOF6NbFIIbOilH.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/3M6ivQcBuOF6NbFIIbOilH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x132e6ebda88d0dfd191c273426fe4ebbdf0f27fa1622978f177679589d1d71c8. 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/619MZq9IG24XpzmnaWIfTf.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/619MZq9IG24XpzmnaWIfTf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45530748855c520c0691d3e3f2e067ffba4c0ae7fab4c37b2ed4c6daa92090c. 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/4EtliuWy2mm4qV9wWadGyj.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/4EtliuWy2mm4qV9wWadGyj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51ccdf054f2b3d618744f2c0c536395c3c5361639709dab2b609a9356b6ce31a. 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/52LGxdeyM2B2gymIqRDus3.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/52LGxdeyM2B2gymIqRDus3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c60654a8334c8c39f04e720095eea529d7b9a9b6203c3fe42aa19f95d5f1d84. 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/0MmQPVg2BduZ8WN0ZwEBRk.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/0MmQPVg2BduZ8WN0ZwEBRk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x079487a1964300c33c02ec10ccc9e368c9f8c302c0e64b2969de4bbf5da21f59. 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/3SJ7kg9hK2tX6lNwI6cv8r.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/3SJ7kg9hK2tX6lNwI6cv8r.
{"copyright_id":"0x294444c3436385243fedcafaf5029a49695a9135c2bddaff0ecf79cf9a7e75d3","isrc":"FR96X2273483","name":"Humilde pero Cotizado","registered_at":"2026-06-05T21:36:14Z","spotify_id":"1XlSX50igAQRSk957Q2SvW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x294444c3436385243fedcafaf5029a49695a9135c2bddaff0ecf79cf9a7e75d3. 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/1XlSX50igAQRSk957Q2SvW.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/1XlSX50igAQRSk957Q2SvW.
{"copyright_id":"0xc393c04a07b9047ea9d9b5dee1bb3ee3582498bfb5c740c2e904fb9ff18dc0d4","isrc":"QMBZ92004806","name":"Me Conocen","registered_at":"2026-06-09T08:42:28Z","spotify_id":"6UEit3UABUYZiuEUBzpXLK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc393c04a07b9047ea9d9b5dee1bb3ee3582498bfb5c740c2e904fb9ff18dc0d4. 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/6UEit3UABUYZiuEUBzpXLK.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/6UEit3UABUYZiuEUBzpXLK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86510c5b98a5e9a7a1c11ac71dea365fb74a734241e2c228282ce6a3064fa291. 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/5xS99QrPxdUjIi9My1xT1u.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/5xS99QrPxdUjIi9My1xT1u.