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 0x3547951cd4c8191ceb3e5071c57bfc879f10fb0409bda5ae18afc43df9cb4494. 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/a4ad8a08-55b0-4861-85ec-1c736d2e1af4.json and https://artists.proofprofile.net/proofs/artist/a4ad8a08-55b0-4861-85ec-1c736d2e1af4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x61c3d7a509a21b9af441c5e81fe29a9903438d2f57984b6badde8003b52528a4","isrc":"BXZYA2300002","name":"Todo Mundo Odeia o Brocasito","registered_at":"2026-06-07T07:39:34Z","spotify_id":"7FE8fcNAWGV7zFVTvBtOtP","type":"track"}
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 0x61c3d7a509a21b9af441c5e81fe29a9903438d2f57984b6badde8003b52528a4. 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/7FE8fcNAWGV7zFVTvBtOtP.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/7FE8fcNAWGV7zFVTvBtOtP.
{"copyright_id":"0x61af30c531b490db7e7ea8e1dc4ee30178ac8676078bc5d135ee21a075d3cdc0","isrc":"BXZYA2300003","name":"Eles Me Odeiam","registered_at":"2026-06-07T13:42:17Z","spotify_id":"51pdt1ZlDzoRYcGp3elbfJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61af30c531b490db7e7ea8e1dc4ee30178ac8676078bc5d135ee21a075d3cdc0. 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/51pdt1ZlDzoRYcGp3elbfJ.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/51pdt1ZlDzoRYcGp3elbfJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6c10cf0a703575672da75a0f062361177f438f222438925f9ae8f13b6efc0f9. 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/66MPVIACi4STpYroMlszzn.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/66MPVIACi4STpYroMlszzn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x551b2c793e8b49bb0732aa51c3237710d028143a28fdb948c1734531bca38742. 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/00J1EeXrCqiGvCtTR23DwT.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/00J1EeXrCqiGvCtTR23DwT.
{"copyright_id":"0x214ced50b79b1fad5c1f19aab256a844e4dc070530fbb51f69b539ef8d5c8d8e","isrc":"BXZYA2300006","name":"Slow Jam","registered_at":"2026-06-08T12:25:30Z","spotify_id":"2h3KECEYdpwMXwQyI9p9F2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x214ced50b79b1fad5c1f19aab256a844e4dc070530fbb51f69b539ef8d5c8d8e. 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/2h3KECEYdpwMXwQyI9p9F2.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/2h3KECEYdpwMXwQyI9p9F2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37f3ed463e44dc3591f7620500ca2dd266676bd1161abb54f03ba090c5b11a97. 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/0bVPCGPBnhEYncpao5QfGy.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/0bVPCGPBnhEYncpao5QfGy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd50a929f0b32ba749956726476f7f12f9b13c6ae32906b14281db974da6fcf0f. 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/4z2f0zX3XOD7xghgzEYYd5.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/4z2f0zX3XOD7xghgzEYYd5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x046a68f7ff7966f23124d2cf8b63e1557bd65bd2799e12763b088b9af87519b0. 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/06KI8lLKrZhw2uanLDOXX8.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/06KI8lLKrZhw2uanLDOXX8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73ffbbf383f16cfe78642f7dbf3ab88b51b9bbcf99a55d4794cc00a4605168d8. 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/3cVG7cfDxVLZmNOs17aWTF.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/3cVG7cfDxVLZmNOs17aWTF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2349c4062d46b9b2cb3335552e870de47a796c45876f770cca8762d4fbaf5885. 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/59iiIkwDcLRqyUwwt4UgU1.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/59iiIkwDcLRqyUwwt4UgU1.
{"copyright_id":"0xb28e08847539ef1f8b6ce11a6efcddd282e8e4bee8b3aad8d5b52ddd35f177cf","isrc":"BXZYA2400030","name":"Mané É Mané & Ladrão É Ladrão","registered_at":"2026-06-05T12:27:38Z","spotify_id":"2vci5GWk5WlOBJmaa1HKNx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb28e08847539ef1f8b6ce11a6efcddd282e8e4bee8b3aad8d5b52ddd35f177cf. 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/2vci5GWk5WlOBJmaa1HKNx.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/2vci5GWk5WlOBJmaa1HKNx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7580d93e8aff92053912dc76c6149717226741d2873927b438e77d1d0ec700d9. 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/1tvRAL5skABB3O2wgHxW63.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/1tvRAL5skABB3O2wgHxW63.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba3fd6479b4cb5af291efdac539fbdc5425aa8b9c061e7fedc36a374552194f0. 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/2zMmZaWrt0WGO0trpkWbWH.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/2zMmZaWrt0WGO0trpkWbWH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7686db554cf01f301680af275e062605a3ec14867c4a17addec4783d3e5960f6. 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/0o3XKT1gQUJXO56AycCjGl.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/0o3XKT1gQUJXO56AycCjGl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00ebbf4bba613e43f821072d052a0419b15751b6f125f4e3f95b4f0ecaf55b36. 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/2QMzlInfPwYF4OMjr1CUQf.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/2QMzlInfPwYF4OMjr1CUQf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e1ba0b219b20d949b275ed6d8d282713bef39265d5ce5803bbdc269d7c9201b. 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/0ezG67mCgTOxr33tUXISE4.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/0ezG67mCgTOxr33tUXISE4.
{"copyright_id":"0x6548fff849a41cc8016c5b06633ceab67a893c92d334d5fb0accadd2ac1528a6","isrc":"BXZYA2400035","name":"Alguns Dólares","registered_at":"2026-06-07T07:27:33Z","spotify_id":"0T6wlztouk9dpgfMFLSK1h","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6548fff849a41cc8016c5b06633ceab67a893c92d334d5fb0accadd2ac1528a6. 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/0T6wlztouk9dpgfMFLSK1h.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/0T6wlztouk9dpgfMFLSK1h.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf74268be556f9e9eb410f78aeb68d15f252681f5c581e2e53a07739f15765a14. 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/73M7hevykzSOHQOFwrzFbV.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/73M7hevykzSOHQOFwrzFbV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec18dec28029e9bf27fbbc2e57d8ee16fd592c63ff357e55c1796547903e62d0. 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/68aQSGZJrf0Tr7ezkdHWZ0.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/68aQSGZJrf0Tr7ezkdHWZ0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb25db2494537b85c51f9e06341f5bd7957c82095ae79513a66b5412385f605e2. 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/22QKTC00tBy4nUew4PPpmW.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/22QKTC00tBy4nUew4PPpmW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b334b7750e4c6edc83c6158150f96672d5494fe841037f55c35ac47cbf54912. 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/678w7sCObg2CTMKBFUumQ5.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/678w7sCObg2CTMKBFUumQ5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65bbc5dde2feb6d9d4210c31482a97b5b91c15a20323206a13a5ab1a5f366475. 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/1fJ6i4VhHWf9n0VUAtaaN9.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/1fJ6i4VhHWf9n0VUAtaaN9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65449cdf4cbe781590269dc33cbf9588d40cfb15333f39f98143377bcd10ace4. 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/2IArrERPrwqYN5NDOEE3Sz.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/2IArrERPrwqYN5NDOEE3Sz.
{"copyright_id":"0x46679e2606eaed15d8bab16b01a8c9bd9313bcb1b6ce9d709d27db8129a5d082","isrc":"BXZYA2300064","name":"Cash pra Minha Mama","registered_at":"2026-06-05T15:24:33Z","spotify_id":"2elyVguT9eKKKe6REP7weC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46679e2606eaed15d8bab16b01a8c9bd9313bcb1b6ce9d709d27db8129a5d082. 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/2elyVguT9eKKKe6REP7weC.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/2elyVguT9eKKKe6REP7weC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aaa0db7f2901ffa1e87bb623a51df40a1c62e2786e3eba83c6ce8bfebb53d17. 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/4pkDSLdWBdKLMwMdAvYIiD.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/4pkDSLdWBdKLMwMdAvYIiD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a74e67eaebf64025fe7f814f227fb4fa0af105eeda7bf06e17245e0ab9663b. 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/1iHneRZXPvuNGBJCC32dPR.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/1iHneRZXPvuNGBJCC32dPR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65ad2d5ce279d514b31d125bfca92f8a929bb73e90e999bd3c9f66c8dcad61a5. 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/0UFiJYZzrouAYityS4IuMx.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/0UFiJYZzrouAYityS4IuMx.
{"copyright_id":"0x0a9111fee860bb0b2c8978115e91fdad69115368cd0320465e0e5b6dbcccabf9","isrc":"BXZYA2300067","name":"Fluoca, Fluoca, Fluoca","registered_at":"2026-06-06T10:37:44Z","spotify_id":"0yVSAoImY6FqR9XcHUt5Ep","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a9111fee860bb0b2c8978115e91fdad69115368cd0320465e0e5b6dbcccabf9. 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/0yVSAoImY6FqR9XcHUt5Ep.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/0yVSAoImY6FqR9XcHUt5Ep.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb46f2dcf08a21a1885bcb22fdc76737f12594696911b12be7094f6f4b49ffe92. 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/4NHLUihGG4fKuHA0qsHrl5.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/4NHLUihGG4fKuHA0qsHrl5.
{"copyright_id":"0x94ab0cc63d46833de882bdf73d37ab96edcec0ab70885fbe065937a24cdd7f2f","isrc":"QZW9M2339030","name":"Outro Voo","registered_at":"2026-06-04T09:40:38Z","spotify_id":"1zMvyn4O9VqL7XyXl5JFCO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94ab0cc63d46833de882bdf73d37ab96edcec0ab70885fbe065937a24cdd7f2f. 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/1zMvyn4O9VqL7XyXl5JFCO.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/1zMvyn4O9VqL7XyXl5JFCO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x688f4901e7872b3edb8c40f2531759e2751ac1ba6ce7729aee94111c685d5619. 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/338horqJYhaeVjkiFXcVIh.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/338horqJYhaeVjkiFXcVIh.
{"copyright_id":"0x33ecf3074fb29117ef57caeaed210b05f24fb7d4b43b6fcba5078956a5bc9235","isrc":"QZW9M2339032","name":"Tudo Oque Quero","registered_at":"2026-06-05T12:32:33Z","spotify_id":"3jHQypDRSnCMRO244MQSrA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33ecf3074fb29117ef57caeaed210b05f24fb7d4b43b6fcba5078956a5bc9235. 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/3jHQypDRSnCMRO244MQSrA.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/3jHQypDRSnCMRO244MQSrA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f1b2ddab3885504948015498920ed823652cfc79d12ef55e06fe67538f245b9. 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/5fsa8uP3Iys3ugdbzNZNru.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/5fsa8uP3Iys3ugdbzNZNru.