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 0x24ae3648a8c20e7a08a81b02a34f3861913e8792848de8a0993bd8638237006e. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/abe87e31-6a40-4ea0-afc7-92a90bdb594e.json and https://artists.proofprofile.net/proofs/artist/abe87e31-6a40-4ea0-afc7-92a90bdb594e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x4dc94b9de7a0af39d25d1c5d6f3ce24dbefa9b71e3788ffb51cfdc04db687491","isrc":"ESA012123445","name":"La Tabarra","registered_at":"2026-06-04T08:49:01Z","spotify_id":"5oj4HWB9mr86WkGewiYnub","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 0x4dc94b9de7a0af39d25d1c5d6f3ce24dbefa9b71e3788ffb51cfdc04db687491. 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/5oj4HWB9mr86WkGewiYnub.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/5oj4HWB9mr86WkGewiYnub.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f4b72e178faff1719380fa3d4aff0fea07a6056796cff9831ab21e622744c90. 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/2VL2Q1jaMqBEGVQd5MBElb.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/2VL2Q1jaMqBEGVQd5MBElb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98a1edf3dfef82508aef3128e97291118305a6684689c5fe5067ba71ed740972. Chain 2 (Bitcoin): anchored in block 956634 (2026-07-04T10:04:33Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/19styxOBqMPDC1fPm3luRo.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/19styxOBqMPDC1fPm3luRo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6dfef5136db392de6661f53ca2cb0b9cb87bdb985f6c06bd4b7b50cc36c097a3. 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/55Sj7bq6oYobabWmSqS187.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/55Sj7bq6oYobabWmSqS187.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02cf1a65c798935f9424e21e805483d753ac0799e6587a185868eda537618289. 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/2SAIopGCs9X0ZqAC5kvCVD.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/2SAIopGCs9X0ZqAC5kvCVD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f01b273aebdaa7c56237c9303ee33e72c70cca0e4ccd30872730a5514c76b61. 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/1SKvPSlWj2XTxdOAFrH3Ze.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/1SKvPSlWj2XTxdOAFrH3Ze.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98a1edf3dfef82508aef3128e97291118305a6684689c5fe5067ba71ed740972. 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/6pUmLy7rQOZvIGejKCjG1M.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/6pUmLy7rQOZvIGejKCjG1M.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49772dc8564d55db55596f06c3e143af9a247e7b23c3d4920680772e49190090. 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/1hVGkAQd0px8njB95RsWwI.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/1hVGkAQd0px8njB95RsWwI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dc94b9de7a0af39d25d1c5d6f3ce24dbefa9b71e3788ffb51cfdc04db687491. 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/6xnXh5Xg34lb0928507vrc.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/6xnXh5Xg34lb0928507vrc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x224c6000b283392d47eb797d10ba2ec42deda76c7216b9285c3f5a48db31e74b. 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/3cZowuxEcNxMculXfK0shJ.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/3cZowuxEcNxMculXfK0shJ.
{"copyright_id":"0xaaea359be0c8abbe08709e0abab4b1a838426e662252f20f4bd70d34087ee65c","isrc":"ESA012256256","name":"La Meva Nena","registered_at":"2026-06-06T12:35:50Z","spotify_id":"4dkuMgTyBeEf9nf2Dt3VkO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaaea359be0c8abbe08709e0abab4b1a838426e662252f20f4bd70d34087ee65c. 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/4dkuMgTyBeEf9nf2Dt3VkO.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/4dkuMgTyBeEf9nf2Dt3VkO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93f1a2984e1cb9c473f1527eee0ec834d4344dc12b5b75d624dee7b019053e6c. 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/05UKUYx1LQeAVb0MM14VQV.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/05UKUYx1LQeAVb0MM14VQV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0631c9263a852992e0e2b698d26f200c3afb0bf71dff33fc5612c33b86c11684. 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/4wCJPnZOu1PlsoKFiE88RA.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/4wCJPnZOu1PlsoKFiE88RA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ac57743cfe0004230dc0fb8cb7498a29e438fcf9599baab3275f67c7337d922. 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/3b7AT4O2ltZVo6JkveD1MI.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/3b7AT4O2ltZVo6JkveD1MI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f8fd784fd68ce861af0de7dacc36eb7a35ebbc541d5ebd2a9f2c1d08cc336b9. Chain 2 (Bitcoin): anchored in block 956728 (2026-07-05T01:43:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0HqotmNfZkpCeOjs5Ont9i.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/0HqotmNfZkpCeOjs5Ont9i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a6c494288b6ee22be965aa14dcce384803e65ec24584e11964db0a759bad26b. 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/5lDRfQXgTA985GAb0ngSHi.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/5lDRfQXgTA985GAb0ngSHi.
{"copyright_id":"0xfeeddfa6bbf32394015ca266d899a4922c48c8c53524692ba58f329c3484ebe0","isrc":"ES11D2300995","name":"XTRATERRESTRES (na de na)","registered_at":"2026-06-04T14:58:59Z","spotify_id":"6iYNpQnGZVcpbL0m5WQvQc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfeeddfa6bbf32394015ca266d899a4922c48c8c53524692ba58f329c3484ebe0. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6iYNpQnGZVcpbL0m5WQvQc.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/6iYNpQnGZVcpbL0m5WQvQc.
{"copyright_id":"0x88547a78bb7af169d8eabbe6b23579180f10dd2f9a10c98bef4d6c99422b6cc2","isrc":"ES11D2300999","name":"Per què he plorat?","registered_at":"2026-06-04T16:01:51Z","spotify_id":"2JIQlpLkIIwQ9dmCwjbRh4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88547a78bb7af169d8eabbe6b23579180f10dd2f9a10c98bef4d6c99422b6cc2. 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/2JIQlpLkIIwQ9dmCwjbRh4.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/2JIQlpLkIIwQ9dmCwjbRh4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd96a1a4c22d7b9ffeae7e693d8d19ec40933d2328a0151c63fbb68ec6ad17fd1. 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/7Ds7B142naHX5lkpwRfYKe.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/7Ds7B142naHX5lkpwRfYKe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbef5aa870012434f9addd93857a0f9a7e40b125493815c62a4f59a21e2c534ea. 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/3jxYfL3JImYgVYUwDgSueU.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/3jxYfL3JImYgVYUwDgSueU.
{"copyright_id":"0xd590f5729472bcdec0962aee8f478f873f5d2600318c28b2b16a5c577a2b8471","isrc":"ES11D2301047","name":"SOLUCIONS i NO PROBLEMES","registered_at":"2026-06-02T00:48:06Z","spotify_id":"4ZwCcWOVTwvKwSuFbhiafN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd590f5729472bcdec0962aee8f478f873f5d2600318c28b2b16a5c577a2b8471. 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/4ZwCcWOVTwvKwSuFbhiafN.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/4ZwCcWOVTwvKwSuFbhiafN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a6c494288b6ee22be965aa14dcce384803e65ec24584e11964db0a759bad26b. 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/5zfVQFZ6T20uTip2mti2pn.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/5zfVQFZ6T20uTip2mti2pn.
{"copyright_id":"0xa45afbc1da71ea1c536ff6ecea23e6e8362b87fb53ef3c569757a19713a66fd1","isrc":"ES11D2301048","name":"XAMPANY i GALETES","registered_at":"2026-06-06T01:48:02Z","spotify_id":"4S1bQdq4bsxVCSggQrzdcj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa45afbc1da71ea1c536ff6ecea23e6e8362b87fb53ef3c569757a19713a66fd1. 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/4S1bQdq4bsxVCSggQrzdcj.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/4S1bQdq4bsxVCSggQrzdcj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc50402621d4451e8bd053436f0dc08b69063fd30e67ccbb5776dd0c09cedb6d. 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/6fmbzCxHNEHs96EcHnMBBT.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/6fmbzCxHNEHs96EcHnMBBT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83270930a6bb1120876517c4007701ded37492678202826034e9dc8dc068c0d5. 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/1dJDj9TPRBsLZDkB0X09Fw.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/1dJDj9TPRBsLZDkB0X09Fw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb6f84ca20c3ff22e9a1b04179c410b86a1478f8d2c7794da2f93081628934e1. 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/1T68mhOtq3uEXpD2DYlHZ4.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/1T68mhOtq3uEXpD2DYlHZ4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f8fd784fd68ce861af0de7dacc36eb7a35ebbc541d5ebd2a9f2c1d08cc336b9. 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/1S8Cu24XXELLe4g4Hgz2m2.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/1S8Cu24XXELLe4g4Hgz2m2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f4dddc768065dbfd0b8e0d0324d88d53d7cc6b04bda0230894635ca95fbf9bc. 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/4PfWoAuDfdak0zy58aiGUl.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/4PfWoAuDfdak0zy58aiGUl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfc15520e0ecfb8d2ecbd87400c15b5f9ba4e98695993f56c03dae57fd3fc29f. 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/41M1ZjFFAkdvEPWOmi5Nix.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/41M1ZjFFAkdvEPWOmi5Nix.
{"copyright_id":"0xfeeddfa6bbf32394015ca266d899a4922c48c8c53524692ba58f329c3484ebe0","isrc":"ES11D2300995","name":"XTRATERRESTRES (na de na)","registered_at":"2026-06-04T14:58:59Z","spotify_id":"3DQrvBYizlD8ypZcSzbpjX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfeeddfa6bbf32394015ca266d899a4922c48c8c53524692ba58f329c3484ebe0. 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/3DQrvBYizlD8ypZcSzbpjX.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/3DQrvBYizlD8ypZcSzbpjX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8e94b398ca635c25a811728478d626b25a90d7e1c74e65d03dcfd789568a58b. 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/6jGRVhTB3P0306pQHpFcF8.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/6jGRVhTB3P0306pQHpFcF8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33fdf736cd62b46cac98bae6f15c8ef5c18c6753f36239cb70d7a37e06d204ae. 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/7vBG0qFSWM8BcTntJ6HJzw.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/7vBG0qFSWM8BcTntJ6HJzw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe1df1480b033db52b420289fccd6c157d7bc482af0832e8e53f9d0efe22c707. 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/3yIRzm5QWCtLq6Eweoanw6.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/3yIRzm5QWCtLq6Eweoanw6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d4902fb23691b1d12bf20ddacab4c4f569a704e6709bd7c51038780780cc9ae. 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/6A6DNlY4WnyCl6SAjKdDro.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/6A6DNlY4WnyCl6SAjKdDro.
{"copyright_id":"0xc3a8ddc4172f0de7de3d7ffc4b4a30b6cd94c5b42bdbbef259c941c7bbc91597","isrc":"ES11D2301055","name":"IL MIO CANTO D'AMORE","registered_at":"2026-06-09T20:23:24Z","spotify_id":"2JGrEKOrwlvhtY4hzy1EeE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3a8ddc4172f0de7de3d7ffc4b4a30b6cd94c5b42bdbbef259c941c7bbc91597. 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/2JGrEKOrwlvhtY4hzy1EeE.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/2JGrEKOrwlvhtY4hzy1EeE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7142d4c4e4444a678d5d7f34ca651a4b4b40abd8e1508669c989f9be8123c919. 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/4nAcAzxFmvMuHBXBJ1XZqE.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/4nAcAzxFmvMuHBXBJ1XZqE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x567b044d7e166e203fe5db8e1b59e397bae687bfb80d6613fa1e3cd85228eb30. 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/4EIx8f8OJRnhorvdd21DYs.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/4EIx8f8OJRnhorvdd21DYs.
{"copyright_id":"0xfecfd5bf1b1be81ab21b9039d36a11d5522bdde58525c96b0d304a2c6728cacd","isrc":"ES11D2301057","name":"EL VERMUTILLU","registered_at":"2026-06-06T06:09:58Z","spotify_id":"3IAZZBbTDEBjbmhsLfoinV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfecfd5bf1b1be81ab21b9039d36a11d5522bdde58525c96b0d304a2c6728cacd. 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/3IAZZBbTDEBjbmhsLfoinV.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/3IAZZBbTDEBjbmhsLfoinV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x588860f0f79895a064c42602771d69f05f0b129a6e9db0f850faba0520a8cc76. 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/3Rch2FyIqqoyNKfFO7mB83.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/3Rch2FyIqqoyNKfFO7mB83.
{"copyright_id":"0x4fbcf6be0a82b2e2b82aceb723b54b2433755e120d28271bd7859bf52c9cc20b","isrc":"ES71G2401702","name":"JA DORMIRÉ","registered_at":"2026-06-04T05:26:41Z","spotify_id":"1TewcrGBlkDAMhehfn0eHh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fbcf6be0a82b2e2b82aceb723b54b2433755e120d28271bd7859bf52c9cc20b. 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/1TewcrGBlkDAMhehfn0eHh.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/1TewcrGBlkDAMhehfn0eHh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x517062705ae0d88034bb57f996d068b7fda3237474076d1cafbbd98dcbf92c38. 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/62E6Lo5E3E3y21oQqPwdpD.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/62E6Lo5E3E3y21oQqPwdpD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0279d0bab1a9cbe27c4534f25570c159d10d52a3aed3aa4a1d176f3ea3761c90. 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/3B7l0chSCv1rKsLlajFmL1.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/3B7l0chSCv1rKsLlajFmL1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80fc4a2383cf949ebd972194db88b3502543fea20d263a1157c4baae8099a8f1. 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/2WOTHXKXl7iQGyvNj2g5kV.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/2WOTHXKXl7iQGyvNj2g5kV.
{"copyright_id":"0x7429b72d573ce3794e9cfa29b404ec9aeb101cf4bb88215275350038f2c39544","isrc":"ES71G2401659","name":"Jenifer - Mon DJ & Albert Kick remix","registered_at":"2026-06-10T04:44:23Z","spotify_id":"0IgVCRqJqe9ZG7STBAln4N","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7429b72d573ce3794e9cfa29b404ec9aeb101cf4bb88215275350038f2c39544. 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/0IgVCRqJqe9ZG7STBAln4N.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/0IgVCRqJqe9ZG7STBAln4N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80fc4a2383cf949ebd972194db88b3502543fea20d263a1157c4baae8099a8f1. 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/2MeWCYKsmvPt8HSYVYVEUJ.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/2MeWCYKsmvPt8HSYVYVEUJ.