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 0x0fc6cc5c913dd282df559a3f4d6bc1b257ed5ae5950700f2db95693cdbd97309. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5faf8d52-3f67-4f25-854d-5e21d7e24e0a.json and https://artists.proofprofile.net/proofs/artist/5faf8d52-3f67-4f25-854d-5e21d7e24e0a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x5e344dda66c5a7a5dc9e2b3ac683b8f422bdf4d193187c514852bc02bc963fbd","isrc":"QM4TW2260238","name":"Te Marqué Pedo - Remix","registered_at":"2026-06-04T07:16:07Z","spotify_id":"6FmNYdaLvcxqTiXjpXMriI","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 0x5e344dda66c5a7a5dc9e2b3ac683b8f422bdf4d193187c514852bc02bc963fbd. 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/6FmNYdaLvcxqTiXjpXMriI.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/6FmNYdaLvcxqTiXjpXMriI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5a127684db0e2c11cb99d48507ee2720f0f01d734475a00508a542164944ed7. 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/5ox6dSwn0tjfcGHNo1LjRW.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/5ox6dSwn0tjfcGHNo1LjRW.
{"copyright_id":"0x57f4a49b068d35a5689989f78747ebe2c7bacc91fb3784040b8dab3d70a29bc1","isrc":"USSD12400284","name":"Apapáchame Lento","registered_at":"2026-06-05T14:47:32Z","spotify_id":"04BffOVFlbFBHZMy8hBK9N","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57f4a49b068d35a5689989f78747ebe2c7bacc91fb3784040b8dab3d70a29bc1. 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/04BffOVFlbFBHZMy8hBK9N.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/04BffOVFlbFBHZMy8hBK9N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc30d769d77033ad45e37756e95d301e80a0e1fa851f0ebdd5e5a3fe6724728d2. 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/13balKJJGR2bqNFjObszuG.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/13balKJJGR2bqNFjObszuG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb229e3a28ebc9c95a44b2362b77ef489e3187b5d205f6772874757a0823079fd. 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/02YhaoVERYV2QhGq8NEYnZ.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/02YhaoVERYV2QhGq8NEYnZ.
{"copyright_id":"0x3a489c268e0570f3d48545e1f8dae4f980c9f13ec6acaf4e2bc78faaa9f6da8a","isrc":"USSD12300276","name":"Me Quieres Cuando No Estás Bien","registered_at":"2026-06-10T13:10:52Z","spotify_id":"7BVs8iEHy4a0ph9GNquCmj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a489c268e0570f3d48545e1f8dae4f980c9f13ec6acaf4e2bc78faaa9f6da8a. 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/7BVs8iEHy4a0ph9GNquCmj.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/7BVs8iEHy4a0ph9GNquCmj.
{"copyright_id":"0x7cfe36a82e51f202207fa8d8e54b3c9ff33fb442c8712182db4ecb5ba1030c48","isrc":"USSD12300201","name":"Está Cabron","registered_at":"2026-06-06T08:10:51Z","spotify_id":"5RgezHaCAMfcYChhWheqDI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cfe36a82e51f202207fa8d8e54b3c9ff33fb442c8712182db4ecb5ba1030c48. 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/5RgezHaCAMfcYChhWheqDI.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/5RgezHaCAMfcYChhWheqDI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50bc988c0e88a125fd566e001a005d0463c223123ad759b8afc1e510f4b8f451. 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/1xOk9Qd3pgDDcLG2xXmSkv.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/1xOk9Qd3pgDDcLG2xXmSkv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0b7d5c830926124de2c60c0826004ce5503e39d159d9f1c9d4a41c0848b8571. 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/5Kxjt3tw0Dc6o0dSytdfo8.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/5Kxjt3tw0Dc6o0dSytdfo8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x152c264f346a854d0502825060d6dd057f7f839048e39be07be527981453ac43. 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/2xGIa3WpAJyFwUcA2x3aVJ.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/2xGIa3WpAJyFwUcA2x3aVJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b6f35bc8cf0b9a56b6cb044a7711b3193d4e9f1d20cfb96155c44d262c81237. 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/5PVTI870AxdKFFglwCY7m0.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/5PVTI870AxdKFFglwCY7m0.
{"copyright_id":"0x3a489c268e0570f3d48545e1f8dae4f980c9f13ec6acaf4e2bc78faaa9f6da8a","isrc":"USSD12300276","name":"Me Quieres Cuando No Estás Bien","registered_at":"2026-06-10T13:10:52Z","spotify_id":"3Zk2kCNwdVwj7sGukEseM2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a489c268e0570f3d48545e1f8dae4f980c9f13ec6acaf4e2bc78faaa9f6da8a. 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/3Zk2kCNwdVwj7sGukEseM2.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/3Zk2kCNwdVwj7sGukEseM2.
{"copyright_id":"0x7cfe36a82e51f202207fa8d8e54b3c9ff33fb442c8712182db4ecb5ba1030c48","isrc":"USSD12300201","name":"Está Cabron","registered_at":"2026-06-06T08:10:51Z","spotify_id":"25lNcYL6NRqbiRHkIlSrjU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cfe36a82e51f202207fa8d8e54b3c9ff33fb442c8712182db4ecb5ba1030c48. 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/25lNcYL6NRqbiRHkIlSrjU.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/25lNcYL6NRqbiRHkIlSrjU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6103dd9d8395adf86dfbc04a16edc80c16252a5550a264dfe75d1b237603037b. 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/1UE7zm8d5bhuM1vskPLOUy.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/1UE7zm8d5bhuM1vskPLOUy.
{"copyright_id":"0x151466eb43d269ef8fb4b40baa585cebec87282dad605ae1b2e193b903ead88d","isrc":"TCAFX2136265","name":"Te Marqué Pedo","registered_at":"2026-06-01T11:01:22Z","spotify_id":"4hAYQuavbB0FYhyxBTbVal","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x151466eb43d269ef8fb4b40baa585cebec87282dad605ae1b2e193b903ead88d. 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/4hAYQuavbB0FYhyxBTbVal.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/4hAYQuavbB0FYhyxBTbVal.
{"copyright_id":"0x6a40e7fec31ea61a60aa1042e5299d27e19e33b6fdc5ec0c4b169562b777ee99","isrc":"USHM92194463","name":"Como Antes","registered_at":"2026-06-21T12:23:54Z","spotify_id":"4Ysy8qulmcFwGzLZdSjk5W","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a40e7fec31ea61a60aa1042e5299d27e19e33b6fdc5ec0c4b169562b777ee99. 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/4Ysy8qulmcFwGzLZdSjk5W.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/4Ysy8qulmcFwGzLZdSjk5W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a027c6b306211ac4f65939d668df2ee7b733841b9941d621b852554257e5136. 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/2wCBi1w6cQ4O7V4iwBdajG.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/2wCBi1w6cQ4O7V4iwBdajG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca894bfdab58c0434e320572c888496c0c2f685fe41a4580ee017bff242952c9. 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/14EAdzvMT1qD3MSgi08Slb.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/14EAdzvMT1qD3MSgi08Slb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8001da5522503de7277747804d9fd08264a325106097ce32adeb514c9354dfd0. 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/7Ml0KsSLaWUtI8VvjrZEaF.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/7Ml0KsSLaWUtI8VvjrZEaF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8a35fb43127fbb670fd5ddc0afc1b98806a7e031f11ce426591f0c7e71f7bb3. 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/0pT7pb4tPvVSs9zsT8dbIR.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/0pT7pb4tPvVSs9zsT8dbIR.
{"copyright_id":"0x48b4e82fbfe9e0a75add6526cb59de2f524d1f21c7ded252eacf0367e11c0ac5","isrc":"USSD12400596","name":"Flores Amarillas","registered_at":"2026-06-07T12:11:05Z","spotify_id":"4FUEejbsghxbvpC8N92REI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48b4e82fbfe9e0a75add6526cb59de2f524d1f21c7ded252eacf0367e11c0ac5. 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/4FUEejbsghxbvpC8N92REI.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/4FUEejbsghxbvpC8N92REI.
{"copyright_id":"0x3b9b3890f5cf299e27d2e3cf974985a34219acdb99be936267c5912c1c5023da","isrc":"USSD12400597","name":"Difícil de Querer","registered_at":"2026-06-09T15:22:12Z","spotify_id":"4VVyjEkjFcHUQEQSIP6eH4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b9b3890f5cf299e27d2e3cf974985a34219acdb99be936267c5912c1c5023da. 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/4VVyjEkjFcHUQEQSIP6eH4.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/4VVyjEkjFcHUQEQSIP6eH4.
{"copyright_id":"0x57f4a49b068d35a5689989f78747ebe2c7bacc91fb3784040b8dab3d70a29bc1","isrc":"USSD12400284","name":"Apapáchame Lento","registered_at":"2026-06-05T14:47:32Z","spotify_id":"3EO3mSYRWG5QX3yIkmWjB6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57f4a49b068d35a5689989f78747ebe2c7bacc91fb3784040b8dab3d70a29bc1. 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/3EO3mSYRWG5QX3yIkmWjB6.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/3EO3mSYRWG5QX3yIkmWjB6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85a99c3cf5b3598603227ae5e86b1b9df943ded5b8fd29c024db11233cb07883. 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/0uRemIrTqUfduLKfHxxzcr.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/0uRemIrTqUfduLKfHxxzcr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f059392190b1ae3643e4e05e9f579cb9d98f3bbc69cbfa71925d0818a7055b3. 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/5ifU0x6VcloyQeoMpKHS6t.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/5ifU0x6VcloyQeoMpKHS6t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ccb6eaaf9bc38d5e5c5f27db041c96fd6e75b002722d3f0d0ad47bc82502a6e. 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/7CPZ6ym5Fr0cSXa8tz2p0C.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/7CPZ6ym5Fr0cSXa8tz2p0C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06a5d22a0a047f6f0daf3303c939291328c6d92beb68a7cd82df6d777d8e5a63. 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/1aLSGT41aZpNbKvrU7qt6q.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/1aLSGT41aZpNbKvrU7qt6q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b40951aa0cc694eacd07726430baa117147177bc70298fbacfe22e3108f775e. 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/7LQ7g2wcDj8hRTynANWDwq.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/7LQ7g2wcDj8hRTynANWDwq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5a127684db0e2c11cb99d48507ee2720f0f01d734475a00508a542164944ed7. 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/443qHxAQ5O2AV3y8Rb8ukP.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/443qHxAQ5O2AV3y8Rb8ukP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc30d769d77033ad45e37756e95d301e80a0e1fa851f0ebdd5e5a3fe6724728d2. 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/5wt1GnlYbBeRTPUWCuDRTD.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/5wt1GnlYbBeRTPUWCuDRTD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1a84bb2a0a9c39e69b521639768a9ad075f23336ca22035e7c9851d2799917e. 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/2VHb12iIsQHK9Owzk9jfeJ.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/2VHb12iIsQHK9Owzk9jfeJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b40951aa0cc694eacd07726430baa117147177bc70298fbacfe22e3108f775e. 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/11i8KwLFmXFG6C8BS5Kkuv.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/11i8KwLFmXFG6C8BS5Kkuv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f059392190b1ae3643e4e05e9f579cb9d98f3bbc69cbfa71925d0818a7055b3. 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/2Rlf6hDAHEAfl8kLhBrIih.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/2Rlf6hDAHEAfl8kLhBrIih.
{"copyright_id":"0x48b4e82fbfe9e0a75add6526cb59de2f524d1f21c7ded252eacf0367e11c0ac5","isrc":"USSD12400596","name":"Flores Amarillas","registered_at":"2026-06-07T12:11:05Z","spotify_id":"6y7VcPr6syvvwKPF2Obs5B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48b4e82fbfe9e0a75add6526cb59de2f524d1f21c7ded252eacf0367e11c0ac5. 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/6y7VcPr6syvvwKPF2Obs5B.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/6y7VcPr6syvvwKPF2Obs5B.