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 0x4b3cdfe7a6f6c664940b11f77307ae92bad574bc2f8f3bda039f7ac0ce61043b. 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/15a4d36b-1f21-4653-bb9f-5aa89968d722.json and https://artists.proofprofile.net/proofs/artist/15a4d36b-1f21-4653-bb9f-5aa89968d722.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 0xa1b9c19068ae90420e2b3f98ec88dc7ff0bef67d870376334458c8b3e8668bbf. 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/3OVp6FnaimLJzQ382GwRUf.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/3OVp6FnaimLJzQ382GwRUf.
Esquivando Loros (feat. Brianmix & Franco Remix)
Esquivando Loros - feat. Brianmix & Franco Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf8929c52e1743800908d65abb79f4a5007c737b61f57a9c8ea0bdc1f1897904. 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/4pYe0oSVk09u6Wn1DpyMaN.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/4pYe0oSVk09u6Wn1DpyMaN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x071f1b44d7bd3b51615f6ed14841765dd3aed91090eca19587f9877f046097f4. 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/1Orv9IuXcYvNBfwx0mlQ2m.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/1Orv9IuXcYvNBfwx0mlQ2m.
{"copyright_id":"0x1f41fe62c292e5eebacfa6460f7bd6b39e98c3fbfd29782ff744cf38ff64a304","isrc":"QZ93L2028781","name":"Revienta El Piso","registered_at":"2026-06-17T08:03:02Z","spotify_id":"0BsWxV2Efjl3UcoB8NOcqW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f41fe62c292e5eebacfa6460f7bd6b39e98c3fbfd29782ff744cf38ff64a304. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:42:02Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0BsWxV2Efjl3UcoB8NOcqW.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/0BsWxV2Efjl3UcoB8NOcqW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0aabbb5002f5c6b8950df161979bfdf66af6c0a1a131031917469a2eedff142a. 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/7fQIRFPRDoihKZabjpy0C2.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/7fQIRFPRDoihKZabjpy0C2.
{"copyright_id":"0x31e60e307b0ed1eaf37807833e104c894563ffe5a9e3fe36c274204dab066a2b","isrc":"ARIXB2101202","name":"ARREBATAO - Remix","registered_at":"2026-06-05T06:38:11Z","spotify_id":"5LBIydledvT0fMsp2f4yNn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31e60e307b0ed1eaf37807833e104c894563ffe5a9e3fe36c274204dab066a2b. 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/5LBIydledvT0fMsp2f4yNn.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/5LBIydledvT0fMsp2f4yNn.
{"copyright_id":"0x80faf7af63e33821b596d9f6b332c9d5f84c87ba6918131723ad24dc32f9e00e","isrc":"ARIXB2101203","name":"PRENDEME EL BLUNT - Remix","registered_at":"2026-06-08T20:04:37Z","spotify_id":"3yhSuwJTeZLEOh3Y2vwHZa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80faf7af63e33821b596d9f6b332c9d5f84c87ba6918131723ad24dc32f9e00e. 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/3yhSuwJTeZLEOh3Y2vwHZa.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/3yhSuwJTeZLEOh3Y2vwHZa.
{"copyright_id":"0xdeea01abd9542c2684801318c1f5addf04706c4a23e601fabeb9537dd1495eec","isrc":"ARIXB2101204","name":"PARA ABAJO 2K21 - Remix","registered_at":"2026-06-10T17:31:49Z","spotify_id":"1WOEumfjNqsaWmrh94W3kq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdeea01abd9542c2684801318c1f5addf04706c4a23e601fabeb9537dd1495eec. 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/1WOEumfjNqsaWmrh94W3kq.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/1WOEumfjNqsaWmrh94W3kq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2da7a10997bbb5d86cb7d9067c6dfb942c8aa205378233603264e7b7e8dba629. 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/4iffZKeloQq9mQUM57BgRd.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/4iffZKeloQq9mQUM57BgRd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c7976865965b9369fe236fe3e1602a86d63ca70f2e9eb6023fcf34a8af4a0e1. 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/6dlW3JOpCjzLBaNLiMfmx9.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/6dlW3JOpCjzLBaNLiMfmx9.
{"copyright_id":"0xc37931bb381e22916eafbdd9e9610e35674dcfdd061b75ba8957fa4b8b39c5bc","isrc":"ARIXB2104426","name":"A MILLI - Remix","registered_at":"2026-06-09T17:42:15Z","spotify_id":"1oGYg1Vbcin1Dr4v3ZJNf8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc37931bb381e22916eafbdd9e9610e35674dcfdd061b75ba8957fa4b8b39c5bc. 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/1oGYg1Vbcin1Dr4v3ZJNf8.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/1oGYg1Vbcin1Dr4v3ZJNf8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2a3085ea03feed68c37c02c3273cbb83f400d04bd354393664b814541e36da0. 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/4zvafiG46drH8QsOXWZieC.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/4zvafiG46drH8QsOXWZieC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x773e16ca5b0b14c02d15b66d7d4e0ba0b1fe3d0bec10f1162a39599ad4e75aec. 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/1yoAjsZRBjDviiUJ2boyZM.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/1yoAjsZRBjDviiUJ2boyZM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2a8c839fbdd21067f3ecb22d748fa83ab0b2a183c25b7b865d718cd1af16965. 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/4pielKRcACZ5VMIDXlt9a2.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/4pielKRcACZ5VMIDXlt9a2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x212eec5e70e016c127162bccfac4699a5182599913e8c660e91121335a9d20a2. 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/5Cq2XHE75dhe8dxvP4O6lN.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/5Cq2XHE75dhe8dxvP4O6lN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9899b74769bff548d3e44eaf22f9baaf29329a6d466b48a8a02fab164e652a3. 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/0AZVQWDfpxvv4K1hvZmpdi.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/0AZVQWDfpxvv4K1hvZmpdi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9899b74769bff548d3e44eaf22f9baaf29329a6d466b48a8a02fab164e652a3. 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/30yEusAWN2LCutRY5LK8jd.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/30yEusAWN2LCutRY5LK8jd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x212eec5e70e016c127162bccfac4699a5182599913e8c660e91121335a9d20a2. 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/43uAXt2xnJGTHT0zYSwnHl.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/43uAXt2xnJGTHT0zYSwnHl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5df2caa1c6afac5986eb33f9678a27fd30b0089a63231e32e3a3961075422780. 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/4xIks9aFJtCueoEleLPYiC.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/4xIks9aFJtCueoEleLPYiC.