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 0x2debef3d8ebe1d4477d92404aa6918fc793e22a0e587ac2d196f4d3c794ee4e0. 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/cda206f7-724a-41b3-89e6-a693208123bd.json and https://artists.proofprofile.net/proofs/artist/cda206f7-724a-41b3-89e6-a693208123bd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe26d24ebbae6776fc64ec8b65e4d21887f966cee13ad0b0f9953416b0eb53d63","isrc":"QZZ972370472","name":"Ya No es lo Mismo","registered_at":"2026-06-18T21:44:16Z","spotify_id":"20I5vzkcltv7ezeLtjx2YC","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 0xe26d24ebbae6776fc64ec8b65e4d21887f966cee13ad0b0f9953416b0eb53d63. 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/20I5vzkcltv7ezeLtjx2YC.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/20I5vzkcltv7ezeLtjx2YC.
{"copyright_id":"0x6ddfa249c3b14d6c0583d37421bfc1a7c7b46cb6c2aa665abccee4c09a238acb","isrc":"TCAEA1839365","name":"Que Sa'en","registered_at":"2026-06-05T23:35:57Z","spotify_id":"5sBIDI7FI2wehIuPYscCBw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ddfa249c3b14d6c0583d37421bfc1a7c7b46cb6c2aa665abccee4c09a238acb. 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/5sBIDI7FI2wehIuPYscCBw.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/5sBIDI7FI2wehIuPYscCBw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x121bbbf235918289eb1d430c638e767b4b66669c3547786cdb27dfc1ab3ea8c9. 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/5heO0TfL8nGEdhnesBxRKh.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/5heO0TfL8nGEdhnesBxRKh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57ed238308c1e68a79b2bf6bb0866cb98ba2f43c4d9a401e4f9c421f1a0f057. 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/6tjuRz0GeUyeGS6W2J78TJ.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/6tjuRz0GeUyeGS6W2J78TJ.
{"copyright_id":"0xab0fbcc9fdd8361b2a5c09210d4e889dcbb1abf3e58c66dcbb8cbb32bb946922","isrc":"TCAEA1839402","name":"Sin Armadura","registered_at":"2026-06-21T10:31:18Z","spotify_id":"5JNcfpMI01I5H4oEZv5mBA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab0fbcc9fdd8361b2a5c09210d4e889dcbb1abf3e58c66dcbb8cbb32bb946922. 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/5JNcfpMI01I5H4oEZv5mBA.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/5JNcfpMI01I5H4oEZv5mBA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38439c03bb7ed0f3129d59d0b162185337e964086efe4e794296da0a23920b09. 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/7iM2keq7e35WNjLC1Vo6z6.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/7iM2keq7e35WNjLC1Vo6z6.
{"copyright_id":"0x7e84ae2a2b7f2dfa41b6b8b8213f3c402dff03ee0ffcc19b29391691088493d4","isrc":"TCAEA1839452","name":"Erre a Pe","registered_at":"2026-06-18T21:44:14Z","spotify_id":"2KxaD8QCUHDnSCBRao3tob","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e84ae2a2b7f2dfa41b6b8b8213f3c402dff03ee0ffcc19b29391691088493d4. 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/2KxaD8QCUHDnSCBRao3tob.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/2KxaD8QCUHDnSCBRao3tob.
{"copyright_id":"0xdd12f28eff8fbac1eed9bc601c9fad842a356d6bc1dd8ccd7de7bdd807037e4c","isrc":"TCAEA1839571","name":"Seca Mis Lagrimas","registered_at":"2026-06-09T11:06:32Z","spotify_id":"1GjGtWSitnRMhLOKslNDL2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd12f28eff8fbac1eed9bc601c9fad842a356d6bc1dd8ccd7de7bdd807037e4c. 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/1GjGtWSitnRMhLOKslNDL2.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/1GjGtWSitnRMhLOKslNDL2.
{"copyright_id":"0x33bb1cd5f0d92b98ebee74aac60886ed4df5e16a832d56c5bac619bb2ca8f1cf","isrc":"TCAEA1839658","name":"Se Vive Solamente una Vez","registered_at":"2026-06-11T18:21:36Z","spotify_id":"44eLXptCN27aDuZfRx1m38","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33bb1cd5f0d92b98ebee74aac60886ed4df5e16a832d56c5bac619bb2ca8f1cf. 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/44eLXptCN27aDuZfRx1m38.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/44eLXptCN27aDuZfRx1m38.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x112a5693c91520d55d58428875a0b908b71c99f182fb126308ee71feee6cd261. 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/64dCMUurxcj5DzrywEujTA.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/64dCMUurxcj5DzrywEujTA.
{"copyright_id":"0x53b2fde4797aeb1663c388e318da5aeff862514bb87e9e2b9693490faba93ef4","isrc":"TCAEA1842053","name":"El Que No Vive No Escribe","registered_at":"2026-06-18T21:47:54Z","spotify_id":"5DJPXvDaYLPRtmMyg54Pgz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53b2fde4797aeb1663c388e318da5aeff862514bb87e9e2b9693490faba93ef4. 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/5DJPXvDaYLPRtmMyg54Pgz.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/5DJPXvDaYLPRtmMyg54Pgz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd206acd10305951444631f1536ddcbcdcd9e58810a789d6f5e526ddb94c99e21. 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/4lnTCKs1tU4zV6Yepkoveu.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/4lnTCKs1tU4zV6Yepkoveu.
{"copyright_id":"0xa9cb3c4a90bb7da99aecc3728ec83a38a8448a036fcbaaf220eb230f28f5e48e","isrc":"TCAEA1842062","name":"Los Gemelos","registered_at":"2026-06-08T23:14:24Z","spotify_id":"5vF1ld0SVtnuxJntYZCdZg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9cb3c4a90bb7da99aecc3728ec83a38a8448a036fcbaaf220eb230f28f5e48e. 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/5vF1ld0SVtnuxJntYZCdZg.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/5vF1ld0SVtnuxJntYZCdZg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee936a595e32ad2da1b7b18d4939281621f186af046c5a36e243b81e7541adde. 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/6AC9g2OP3I2SG66R9Sflmt.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/6AC9g2OP3I2SG66R9Sflmt.
{"copyright_id":"0x272833a75faa4d6bc4ba441259e325b9c58f010ea7883e09c7c38ac0c83219cc","isrc":"TCACM1664730","name":"Me Vacila (feat. DJ Rhymes)","registered_at":"2026-06-08T06:02:31Z","spotify_id":"6LDSTzu0zFGvqWEJBdOYWx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x272833a75faa4d6bc4ba441259e325b9c58f010ea7883e09c7c38ac0c83219cc. 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/6LDSTzu0zFGvqWEJBdOYWx.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/6LDSTzu0zFGvqWEJBdOYWx.
{"copyright_id":"0x89e0d02339a620aabcd911a16658aa2fc9d49636e03f26cb377b00fcdc530424","isrc":"TCACM1664742","name":"Adicto (feat. DJ Mataskaupaz)","registered_at":"2026-06-07T22:18:23Z","spotify_id":"18mnEhMsKjaa5VeHViXqH0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89e0d02339a620aabcd911a16658aa2fc9d49636e03f26cb377b00fcdc530424. 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/18mnEhMsKjaa5VeHViXqH0.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/18mnEhMsKjaa5VeHViXqH0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e1ab8d1d1bfb336fd080ee2d96007a1b315449c6488b05c41235291f3ca5c2. 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/4OFBxLkY5WQJ7ChVAh9o0N.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/4OFBxLkY5WQJ7ChVAh9o0N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d5f130ab049172e8ce464c039b7f82d78d035aabe99b0c02829f902217f7898. 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/1D2JtIehaErEAdX3Q6m441.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/1D2JtIehaErEAdX3Q6m441.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2573b5e18e26a397eb0276c2be775710b4c86a34d3e85fd21c8b4249cea41e11. 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/4fSTw3BO3B7KPv95orSL5u.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/4fSTw3BO3B7KPv95orSL5u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf95c7899abf0ea4ed3db80cfc9079cc6477de5ad6059804d68f71d93612bd176. 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/46p1YyD4MrlhpkW3E3Pv0q.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/46p1YyD4MrlhpkW3E3Pv0q.
{"copyright_id":"0xc82c27564b524f96e1fda49eb13479dcaf831ca98672afdbadad69894195cd6e","isrc":"TCACM1664776","name":"No Renunciaré","registered_at":"2026-06-06T19:19:19Z","spotify_id":"6kqAt5x97NTLBFdSVXZLVk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc82c27564b524f96e1fda49eb13479dcaf831ca98672afdbadad69894195cd6e. 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/6kqAt5x97NTLBFdSVXZLVk.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/6kqAt5x97NTLBFdSVXZLVk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c011aa23a0fd2de621d7aa57b25a7ceb01b2fdc9b5f8a8d92cfda138b317fac. 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/315Z7ANJcBrEOWSkwtIonW.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/315Z7ANJcBrEOWSkwtIonW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82ce38a7079e498a297bff365cb0f0563b517f29a250ab20adab57ed4748957e. 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/4PeLdqgLaSF4JkFaqYYVqV.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/4PeLdqgLaSF4JkFaqYYVqV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf102923b15cc9ed3467d72462aefd2942e1341a8ace989734528f7d23f46555f. 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/5sZHhzzns4T0U21OPfPmQP.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/5sZHhzzns4T0U21OPfPmQP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x348b6fe1486deb4fd1cdf6b9ca85b5efaac6746438f0ad5407711323d60e4620. 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/0nuE4Gl5AeZglV6LtjQpHi.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/0nuE4Gl5AeZglV6LtjQpHi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6e1ea391f019ba397cafe365e56b6a49d2d3dd4012f358bf1609f5d4331a0d3. 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/50CiTGAEyUwGYJ0aMQpCxZ.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/50CiTGAEyUwGYJ0aMQpCxZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2537fb349e0b8361c79833e5715672dce57a6dd730cd5ecc861b2d82b08681e4. 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/2sHFcwD5GcrxTFTI8CcoY7.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/2sHFcwD5GcrxTFTI8CcoY7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97a5cadf8073f228940502e0648dca27025683c19912170e5200d473256e908b. 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/7Gb9KkEEVMMzVSXdQE5vwJ.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/7Gb9KkEEVMMzVSXdQE5vwJ.
{"copyright_id":"0xf2b327dadd656e4f31cd035a0ed9373f43f61a32b1d2ceb14f95f9bb7ee1b393","isrc":"TCAEF1911997","name":"Haciendo Lo Que Hay","registered_at":"2026-06-09T08:40:30Z","spotify_id":"19e68YZ3NR12ASS592bKwq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2b327dadd656e4f31cd035a0ed9373f43f61a32b1d2ceb14f95f9bb7ee1b393. 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/19e68YZ3NR12ASS592bKwq.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/19e68YZ3NR12ASS592bKwq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9af2e6e3a03ca5e6de61994adde0e55fb3685b86862f81c9077a0a6134c0ff63. 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/39wIXQAye19qieHRLPZr43.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/39wIXQAye19qieHRLPZr43.
{"copyright_id":"0x554d6f3fbb4d3035e24820a286bb78e8f3a5fa9e5a1db8111c5baa86580d47a2","isrc":"TCACY1786071","name":"Sin Enredos (Silencios)","registered_at":"2026-06-07T09:26:38Z","spotify_id":"1KkWXVW55zx9BsA3y4pZq1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x554d6f3fbb4d3035e24820a286bb78e8f3a5fa9e5a1db8111c5baa86580d47a2. 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/1KkWXVW55zx9BsA3y4pZq1.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/1KkWXVW55zx9BsA3y4pZq1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb220a7ce97005171afbfd800e55a34ccf2fd75e75146235856a08b952ac9fff9. 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/6umyI6AIgS5r24RXgm1zcx.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/6umyI6AIgS5r24RXgm1zcx.