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 0x6bcfc0bc9231d222896c3f2a38aea7a96df8f228f34cc9d35eb533d3a82b1fd2. 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/8017687a-b27a-4f74-9eb6-5f8da1ac1a54.json and https://artists.proofprofile.net/proofs/artist/8017687a-b27a-4f74-9eb6-5f8da1ac1a54.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 0xbc8c609289ad5567c11938553656cce3d121014f32146c829f331cc4cc6f54f1. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2G5rabUXxgDuons0SWXCPH.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/2G5rabUXxgDuons0SWXCPH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x291ac40ea744574b120bb136cb273845c88439a4ac54682c6cc3b1be9e85c1a1. 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/3s7D3I2c2PyI57BiKD1GLD.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/3s7D3I2c2PyI57BiKD1GLD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x378865fe58e123cc21d0ce13d9650f38b6d07e5e7f13fb41a65583c3d8a07d88. 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/6ZCUFuhi2t6bD8UHbXowNy.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/6ZCUFuhi2t6bD8UHbXowNy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc8c609289ad5567c11938553656cce3d121014f32146c829f331cc4cc6f54f1. 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/7k3y2kd8wmnhyebK7Mxino.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/7k3y2kd8wmnhyebK7Mxino.
{"copyright_id":"0xd76b086d23a73dcd29bab112fd7dc86e36eb63be2b9793e45452a782e8f6634c","isrc":"QZFYX2441476","name":"no flashes confianza","registered_at":"2026-06-22T01:46:18Z","spotify_id":"6qdvMsVxDO6sv3QTlcvVms","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd76b086d23a73dcd29bab112fd7dc86e36eb63be2b9793e45452a782e8f6634c. 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/6qdvMsVxDO6sv3QTlcvVms.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/6qdvMsVxDO6sv3QTlcvVms.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2012c00e95012c50992abca261b3ceb50bf28324abc390c05ed2ab4a73918d79. 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/2ZnRgxqmw9f6iua0QAQ5jm.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/2ZnRgxqmw9f6iua0QAQ5jm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07201e406d6b2f0eab8ec4503ad34018c047e8b1eebbf1ed5755b5e693292315. 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/6I88wQZUHLbgXblBweyu6P.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/6I88wQZUHLbgXblBweyu6P.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff22023c3823a1e9e9ff18cf9f6322b79e3031a1fc79db21fd73a9f82d93dced. 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/7JTuuiTNoQIMoOMFqQ8eOn.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/7JTuuiTNoQIMoOMFqQ8eOn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71abdd18684b017cf52e2ec9404e4fbaaab55d521318ac75874a5129c3e41885. 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/7lO9t7KcLNWNlSvGTEx7dm.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/7lO9t7KcLNWNlSvGTEx7dm.
{"copyright_id":"0xbde22dcab383739f459cbd1cec714ea5ee2c51fe97347f9d1f2402128681796b","isrc":"QZFYX2441481","name":"las repro son fajos de mil","registered_at":"2026-06-23T07:52:51Z","spotify_id":"1FKaRpKApP60CIqqKcvJbq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbde22dcab383739f459cbd1cec714ea5ee2c51fe97347f9d1f2402128681796b. 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/1FKaRpKApP60CIqqKcvJbq.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/1FKaRpKApP60CIqqKcvJbq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e1b1dea380b9b3aeaeb77607f0cb771378c205fe01529e3371277e7fb0f5744. 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/5f6TteZEPP46jbfSOIpW1C.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/5f6TteZEPP46jbfSOIpW1C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84ca385efc8015c914e879579428adcfcf933a0fd3eb874ab2808fe1a38b08e8. 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/1oMgmeLARh8GbvqkoXSjKK.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/1oMgmeLARh8GbvqkoXSjKK.
{"copyright_id":"0xd790b42b2d2c0f33ade33aeb84daeb2a26ae363fb07083b369a3538ec07aa1d6","isrc":"QZFYX2441483","name":"Ciudad Gotica","registered_at":"2026-06-19T11:35:56Z","spotify_id":"0X3R10zpZUyIHGxPZ3D6EF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd790b42b2d2c0f33ade33aeb84daeb2a26ae363fb07083b369a3538ec07aa1d6. 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/0X3R10zpZUyIHGxPZ3D6EF.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/0X3R10zpZUyIHGxPZ3D6EF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cfd9de6d28b969998e93be0046d4c0d496bc7540a6dac7dbc68f165419ba241. 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/1WRu1N1v2B3kUAxqVT4zE2.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/1WRu1N1v2B3kUAxqVT4zE2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23fa899e6c4706c29d63f393d034a95d4eea9909feda3c234afd65dac5af106b. 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/1sBrpZoXmZ2BmC3IDQ1kTa.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/1sBrpZoXmZ2BmC3IDQ1kTa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9679b369636c5e5ca95a39887e864de81fb9f0adba3d39ab037925983f96937f. Chain 2 (Bitcoin): anchored in block 956420 (2026-07-03T00:42:11Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4NepYiObuqyaUsCYjkC9lX.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/4NepYiObuqyaUsCYjkC9lX.
{"copyright_id":"0xb90745fce7fbd406fca0ef40b7f1a8f50140d30e81148fc82e36dbeb9592b06c","isrc":"QT3EZ2405929","name":"intro (nomeentienden)","registered_at":"2026-06-26T17:10:54Z","spotify_id":"3cYUJlkpNxUCxKFj6QHleg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb90745fce7fbd406fca0ef40b7f1a8f50140d30e81148fc82e36dbeb9592b06c. 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/3cYUJlkpNxUCxKFj6QHleg.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/3cYUJlkpNxUCxKFj6QHleg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2892a3427a8ff8b60920d3334ba293672166ff7698deaff4c1462dd9d5b2f04. 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/7py494O35Reu28Mtqw6Puh.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/7py494O35Reu28Mtqw6Puh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9679b369636c5e5ca95a39887e864de81fb9f0adba3d39ab037925983f96937f. 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/6esREcsjVWfBp7K1ZF1BiQ.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/6esREcsjVWfBp7K1ZF1BiQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfaa8f5e8b612ee4c09d921c56032142882f0237474bc29baa6fdb7e463039cbc. 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/4WJXlJUqTJrzmBLlaKBkKx.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/4WJXlJUqTJrzmBLlaKBkKx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccdb9d74df5c2ad433b9533ba18538d31d0bbe299c86e34834e9ec22cc656f09. 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/0fpnG097yCoaOIMX7qzODi.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/0fpnG097yCoaOIMX7qzODi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88ded9a96a0ab3148e6f5bc864034e88f976eaa3eddceaa436a24804996adb6c. 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/4MajCpXnc75qipY0XYeRvC.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/4MajCpXnc75qipY0XYeRvC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79326c044a26a709424b6652d7acaf6a4619fea1efbbd96204756a730f070880. 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/6Ws074QSIUkN4cdTGp9LTv.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/6Ws074QSIUkN4cdTGp9LTv.
{"copyright_id":"0x1086f3d18c19520bd6f99ec2778c29d3015e8e955f69aa13c37bee67e3191a3a","isrc":"QT3EZ2405935","name":"yoyanomesientomal 3","registered_at":"2026-06-20T02:05:34Z","spotify_id":"3igvpxFySXdH5uewplCOIQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1086f3d18c19520bd6f99ec2778c29d3015e8e955f69aa13c37bee67e3191a3a. 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/3igvpxFySXdH5uewplCOIQ.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/3igvpxFySXdH5uewplCOIQ.
{"copyright_id":"0x2e40c2924fe6d2d79f59128deedc5658dd530eacd1c26d45aade3202b7cb22c7","isrc":"QT3EZ2405936","name":"hermano de jorel","registered_at":"2026-06-22T23:10:35Z","spotify_id":"0Jy2fHAHsTdvtD6moxh1Ww","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e40c2924fe6d2d79f59128deedc5658dd530eacd1c26d45aade3202b7cb22c7. 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/0Jy2fHAHsTdvtD6moxh1Ww.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/0Jy2fHAHsTdvtD6moxh1Ww.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b434ac1ae05d97b6737ead80668c2794a7842db95f5ed12ae037e305468daca. 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/3lqyYziOcR5lTTqwJIl4TK.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/3lqyYziOcR5lTTqwJIl4TK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad5b1fb344dda64141d7573310dde1cb432e5d8c32e63950d4e07494f317e354. 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/2P3YGMnx1iZWgm1KTlCPX7.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/2P3YGMnx1iZWgm1KTlCPX7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9d20d8b679125f944ced478791ca642b675dc6a41880aa40e37607c99d3006f. 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/5T4V3tT04h6aKrw3IUXMos.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/5T4V3tT04h6aKrw3IUXMos.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x576071a385091b1308aba9475d9ae5d2c5f7ff31e9db536df8adb95c6bf88789. 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/107ovoWY9DkJAcZ9ksXTFt.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/107ovoWY9DkJAcZ9ksXTFt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17e0bcee1dcf7d40331bcda02929bd35b726a04ff5046f20ad3aa8b47e6d7df4. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2HelR4a3I816DD2vcH3gXg.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/2HelR4a3I816DD2vcH3gXg.
{"copyright_id":"0x3649fc7eed99cb3116cab2fa15942b2c16480c5ced1f8902930e044fc0cff40f","isrc":"QT3EZ2405942","name":"la cara del swag","registered_at":"2026-06-26T17:25:30Z","spotify_id":"4ZWEr0JbH6LkNlT8SV3lh9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3649fc7eed99cb3116cab2fa15942b2c16480c5ced1f8902930e044fc0cff40f. 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/4ZWEr0JbH6LkNlT8SV3lh9.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/4ZWEr0JbH6LkNlT8SV3lh9.
{"copyright_id":"0x1a3d05799cabfbe22656e5f2d34df863fea9e752f79066f2b922ec3fcd58cb09","isrc":"QT3EZ2405945","name":"no se donde estoy (outro)","registered_at":"2026-06-24T05:21:44Z","spotify_id":"4fl0tn1nyevhJpecZFfele","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a3d05799cabfbe22656e5f2d34df863fea9e752f79066f2b922ec3fcd58cb09. 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/4fl0tn1nyevhJpecZFfele.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/4fl0tn1nyevhJpecZFfele.
{"copyright_id":"0x9f71d2758f11de8700754b8ee93be1ad36ec68e5ebf4c48d660cc84bc3aed740","isrc":"QT3EZ2405946","name":"himno ñamja","registered_at":"2026-06-25T16:07:51Z","spotify_id":"2gtXMxFyUraU3fWlihugi4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f71d2758f11de8700754b8ee93be1ad36ec68e5ebf4c48d660cc84bc3aed740. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2gtXMxFyUraU3fWlihugi4.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/2gtXMxFyUraU3fWlihugi4.
{"copyright_id":"0x0a262123f6e605b1cbed657d283c3ed193d2be74f1ff2e3d4604f0fe64331dc4","isrc":"QT3EZ2405948","name":"la plata mi vicio","registered_at":"2026-06-17T21:13:20Z","spotify_id":"6SsCh6OnythiuRQpUQLs2K","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a262123f6e605b1cbed657d283c3ed193d2be74f1ff2e3d4604f0fe64331dc4. 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/6SsCh6OnythiuRQpUQLs2K.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/6SsCh6OnythiuRQpUQLs2K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bb5c0ba85532814442413f906659eb549f38a959a57982b3846874b05e15ab5. 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/1jI6tGybmJVAn6VqRvgLy9.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/1jI6tGybmJVAn6VqRvgLy9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58107d1a73420c61ee128638da1dbf00acf05189d6e7f853550e540137ae803b. 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/1CtQ5GvKMpH3u9mL1Scyg2.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/1CtQ5GvKMpH3u9mL1Scyg2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33329f1d705a4b4478083d6d70888913b64db021f6e7e6ca666a157c3e269a81. 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/1ZJvJyaYPAdcaBPKhyU4SS.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/1ZJvJyaYPAdcaBPKhyU4SS.