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 0xa3154d971d101759a5e265e7c873cde256c7f9d2b91696f551b580ee2dfd2bdf. 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/e1031f0e-06f1-405c-805e-7a505db1f503.json and https://artists.proofprofile.net/proofs/artist/e1031f0e-06f1-405c-805e-7a505db1f503.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 0x60f100025ff4e60576be084e3644e5c467166b154f3663fc1e3f5382508191ec. 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/0mdXlVAdZlHjH8yA0PVEdE.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/0mdXlVAdZlHjH8yA0PVEdE.
{"copyright_id":"0x06a1a489bc43c571925bdd02faa911380c063cd851860f90f1907c7b7bbbab97","isrc":"ES71G2401409","name":"Si Muriera Esta Noche","registered_at":"2026-06-08T05:30:27Z","spotify_id":"6VJGjCroHcbFZh2c0elqNd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06a1a489bc43c571925bdd02faa911380c063cd851860f90f1907c7b7bbbab97. 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/6VJGjCroHcbFZh2c0elqNd.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/6VJGjCroHcbFZh2c0elqNd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x570bccecb06a47b9bd2cf7911a675f552b292281e91a96487667918c45f77906. 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/56sUMbSEI4GGPRDZwR9yxc.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/56sUMbSEI4GGPRDZwR9yxc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0c29aebf7e792d32000d2f33f85808d814ac69538a80f60e38749a1c3731194. 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/0Iout1wENwrwSEjkdyQgEd.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/0Iout1wENwrwSEjkdyQgEd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4e16209f1d7449cfbd9e9dcec95e1a9831b4be7e3222cfe5c5be2cc136dc1ba. 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/2IzlkgNh1A7G1SDVOCYBs2.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/2IzlkgNh1A7G1SDVOCYBs2.
{"copyright_id":"0x3e909b04ba6ed918637b49b9bd2a3bf6e77b7c4ec4fd5fa2731be3021b67867b","isrc":"ES71G2329447","name":"Sin Preocuparme","registered_at":"2026-06-05T04:14:20Z","spotify_id":"0alEkKJgfUUATDxfNTYQsi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e909b04ba6ed918637b49b9bd2a3bf6e77b7c4ec4fd5fa2731be3021b67867b. 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/0alEkKJgfUUATDxfNTYQsi.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/0alEkKJgfUUATDxfNTYQsi.
{"copyright_id":"0xc42124a52c1ec92ebcb1f74ed9d9e51bf6e7b9e935398ca0159aceb417cf4229","isrc":"ES71G2401412","name":"Zure Falta Dut","registered_at":"2026-06-04T16:40:31Z","spotify_id":"6bMhYSYosIaPlLDFqDSJdE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc42124a52c1ec92ebcb1f74ed9d9e51bf6e7b9e935398ca0159aceb417cf4229. 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/6bMhYSYosIaPlLDFqDSJdE.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/6bMhYSYosIaPlLDFqDSJdE.
{"copyright_id":"0xb75921df679e7a5fa5aa0e2d0dacfccec8db7899ed4d2eefbc8b9b9b4db73919","isrc":"ES71G2401413","name":"Dónde Estás","registered_at":"2026-06-08T05:28:13Z","spotify_id":"01uFenlw2QStafYi4WmgDx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb75921df679e7a5fa5aa0e2d0dacfccec8db7899ed4d2eefbc8b9b9b4db73919. 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/01uFenlw2QStafYi4WmgDx.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/01uFenlw2QStafYi4WmgDx.
{"copyright_id":"0x2f3a3dfc8744501aa3479cc18ef1ad2dc08957d88a0030db8dc3ad4233669d12","isrc":"ES71G2319105","name":"Zure Atzetik","registered_at":"2026-06-05T07:18:32Z","spotify_id":"7lgbgOpfcGIYqPRfWPmmXT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f3a3dfc8744501aa3479cc18ef1ad2dc08957d88a0030db8dc3ad4233669d12. 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/7lgbgOpfcGIYqPRfWPmmXT.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/7lgbgOpfcGIYqPRfWPmmXT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e0877bdea5b6735252d822744edc5dc506498849edbf5d146ed2f5217e0b8bc. 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/4ak4hTCePzDYI9C9EQzFbz.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/4ak4hTCePzDYI9C9EQzFbz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6753f2c406c799c9d66a23dc342f1b6705ebf6c478ef2265cccb2d6241614e17. 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/1iOF4gQLlP1xMn32I08Lhz.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/1iOF4gQLlP1xMn32I08Lhz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3dfc131bf55b2f3789740ce59008f49d960723c6c3e9adb18c2eb3816a07731. 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/0Q7wLwoVhDqf3l0jUCScH2.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/0Q7wLwoVhDqf3l0jUCScH2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e952a1a0530a28352ce505c0d2d17de526486fede94535e2ce5d8246aff0f32. 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/7GZBRXYAYuhTOnNZhCsheR.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/7GZBRXYAYuhTOnNZhCsheR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x487ff7fbbe4655a8a38031eff9340b373c3d168c9a7a98590c1fd47d9b876312. 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/1bsFU3zDbb25wTZhG2boOv.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/1bsFU3zDbb25wTZhG2boOv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c50a059384246eb6051d1dfd7942ca7aa17cd343b14d802652a9b4729352a36. 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/7uyOjfyfauYQlrzPbQbVkY.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/7uyOjfyfauYQlrzPbQbVkY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e8871777aecd2e39ed95f2cf48560ca2128bfac7163bf22ff192a77c0c22754. 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/0CfmwGm7FnukunvthdNfcB.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/0CfmwGm7FnukunvthdNfcB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x240b9fe40bf174f39f9a477d95e0e5c1f59919bf932c24f9eabed08c8d34bdf0. 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/36opdzBmtUMzTi0GUJT8PT.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/36opdzBmtUMzTi0GUJT8PT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f1a310308e735287e0c0568a9691074277fb78a541131c0cf65bd055cfbd97b. 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/3cnYp4RZX9t6asCYSatH9x.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/3cnYp4RZX9t6asCYSatH9x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea5621e1c8e547000071712bc439ff90b961188ac52dd18589c38effb28fab80. 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/3fSUpr8ZangNmjil5w628w.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/3fSUpr8ZangNmjil5w628w.
{"copyright_id":"0x27ddd3bdc5cb16de39bae50190ec0b8ee0c1a8e59efc14a97ea27d6e2a42c5e4","isrc":"ESA092318883","name":"Perreo Diaboliko","registered_at":"2026-06-21T09:25:52Z","spotify_id":"4C9Vh7DpljTGepznMZth0N","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27ddd3bdc5cb16de39bae50190ec0b8ee0c1a8e59efc14a97ea27d6e2a42c5e4. 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/4C9Vh7DpljTGepznMZth0N.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/4C9Vh7DpljTGepznMZth0N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9982bd71911e36f3f58956695288b84195f0012272582941c59f6a5c4b4438fd. 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/34UxhaN9cBCLRJWuAdlP7b.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/34UxhaN9cBCLRJWuAdlP7b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47545a3c120310d08643d73db83595f2cace0e1240866872192c72c2777f0dc1. 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/4AqTOSFgEWbUTaipHeJpY0.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/4AqTOSFgEWbUTaipHeJpY0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6bd80e03178592bbe7c9119c87188182dd2f9ac7be362d74c67f7f294f4380a. 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/7ebhRJnwHiixbdnruDHnXq.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/7ebhRJnwHiixbdnruDHnXq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa58eeb0aa2a369c64ad2d54dd5bee4c077314c4f687b986ad661f8afe426500e. 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/5m0AIrwSCWKMOmGMKRRA6t.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/5m0AIrwSCWKMOmGMKRRA6t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09fb5376dc251f4244f61e8b42949b9e787d26261112653e00635875ddfea8d9. 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/5Nnt4My8QqToD4cLb99Rff.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/5Nnt4My8QqToD4cLb99Rff.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9982bd71911e36f3f58956695288b84195f0012272582941c59f6a5c4b4438fd. 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/1kfINERkL3N0NIqbjzoiSC.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/1kfINERkL3N0NIqbjzoiSC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa79ca6b52a6a1489b9e15903fd81861ef9dfa9c94ccf2fcb05181ddc3fb4f9d9. 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/2gOcZvjfR4KH2FvE8iHJ1Y.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/2gOcZvjfR4KH2FvE8iHJ1Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e367e70494ad6b02bd5862fe39337005712a0162b974dfb4da646c1eacaa310. 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/3uvbXn7OANR84kyzagiORK.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/3uvbXn7OANR84kyzagiORK.
{"copyright_id":"0xc7e925d88f004e9b33a8da965f6d5de13d5101a9a09257e0c2b0e4d4de1ee172","isrc":"ESA092233733","name":"Milhouse - Remixe","registered_at":"2026-06-08T14:18:45Z","spotify_id":"47hXDVCY1TKvJ5eubnWzmD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e925d88f004e9b33a8da965f6d5de13d5101a9a09257e0c2b0e4d4de1ee172. 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/47hXDVCY1TKvJ5eubnWzmD.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/47hXDVCY1TKvJ5eubnWzmD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a9d3770706f185513f0830d93c5171bd1161c79878fc3175518b13ceeb3240. 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/7FST4jipEarzTdOxYBFihv.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/7FST4jipEarzTdOxYBFihv.
{"copyright_id":"0xf5e69415dc41f10f68dd2bd862e32528fd3dbdf1ae1f58d8b1a808f77a25f1cf","isrc":"ESA092228675","name":"Se Piensa","registered_at":"2026-06-07T21:56:05Z","spotify_id":"7aVXDYKedzMnsecJhc7AGm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5e69415dc41f10f68dd2bd862e32528fd3dbdf1ae1f58d8b1a808f77a25f1cf. 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/7aVXDYKedzMnsecJhc7AGm.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/7aVXDYKedzMnsecJhc7AGm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68852797802aa70d73c8e03e5e13922fe879a623785056c32760a224b2085d5e. 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/0qJbM3ri1LZtEKfPuVMxvK.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/0qJbM3ri1LZtEKfPuVMxvK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ef8848709d0781c4d10dc6212635d68736f14da47099e3c13549899754e28c5. 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/2GKqRHubPJy6dTYqJd1D0T.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/2GKqRHubPJy6dTYqJd1D0T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe355f15047b8877d12e53990cb9c02435ec5610b04482217b38074b85b32f2a6. 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/1GGkjSoZaMKSaHOSCaaOMf.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/1GGkjSoZaMKSaHOSCaaOMf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46a136b4729cb3f009452f0fd193d7c9d2c3ebda663a45dd2766ed9e93fb10b6. 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/6uK2EaLXQA17YMJIujKg8T.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/6uK2EaLXQA17YMJIujKg8T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e7bb396784722f90f39e82e599a801bd05f5d9824a9bf7da9ab7fff53368d4. 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/7CzlhZU07cRTBBGANFxxJZ.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/7CzlhZU07cRTBBGANFxxJZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d6a34e1a61de3a8ea381f99f37edf81b9a5aec53e3ce001e9b911cd85e6d3ee. 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/4rxiZ3dQ7ueicsEjKrWIWr.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/4rxiZ3dQ7ueicsEjKrWIWr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf93f10670e1db2d8373f93e270fc7471b067562228b32d4eea1440db270e04fb. 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/1NXvVE7NIrZJLeBEO8RPWn.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/1NXvVE7NIrZJLeBEO8RPWn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a196963b0a04f7b277583a7c052d1881cf48c3751beeb18dd33f4fa5463c987. 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/7ycZHlRVykIR7lda3yVdF9.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/7ycZHlRVykIR7lda3yVdF9.