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 0xd05cc6512a8d356f52de14ff410025a4888524066557a683f293ef65da544809. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/dde7248a-670b-4d0e-8474-dd129042e2b3.json and https://artists.proofprofile.net/proofs/artist/dde7248a-670b-4d0e-8474-dd129042e2b3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Noche de Paz -Silent Night / Santa La Noche - O Holy Night (Bilingüe)
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 0x3b638512edc4828e64c16811e4563868bdc6912971a31b054758f53b832c952a. 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/3D0JRJmSVxTE6jmcftU8C1.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/3D0JRJmSVxTE6jmcftU8C1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5f3206ceef9f2d271d54d8012f73d23ff6a9eeb931d155cd204645f18b98e42. 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/0uYyXqF4CdeQFDEx73sc64.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/0uYyXqF4CdeQFDEx73sc64.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x475dbf01940421c84c10a015174d1532ea37e461e3f2d1aba00b04034020e5c7. 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/6hWGqINOOVlfAJG5k6WcwL.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/6hWGqINOOVlfAJG5k6WcwL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe590eef6bcd5469fa9b45697f52259510c3f0707d972762618c33656d3b24b97. 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/0rffWPJzlcgN8ZTHj2nSU8.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/0rffWPJzlcgN8ZTHj2nSU8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5944761c38c0c65f74019ef888df3d2def53d296f6faba5a8575804c39387e67. 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/0IBpyGPCg44D5Wg0Hcwkdv.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/0IBpyGPCg44D5Wg0Hcwkdv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b316fe08224a602cbb2a2a244962b44990ee7764b2cbea3220facd723765163. 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/33OuIG974KFgYYlI9yOb6f.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/33OuIG974KFgYYlI9yOb6f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6309a23ce94a727e1885f9fc9040d358e74fa9c08b84923b924c0068319d1b2. 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/0pQ4RqLaSW1PsQfPMAjajx.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/0pQ4RqLaSW1PsQfPMAjajx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0e070bff12c98221f899334698e60e2c8614a36e96e87421ea30382ee88a786. 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/2QyWpibr3JxcBoNWALoke6.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/2QyWpibr3JxcBoNWALoke6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d9949c028a95a3f773d8301ff52337fb23855ac6efa574485418e77ff70fec7. 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/1webmL8ZtVofqWXljno7mv.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/1webmL8ZtVofqWXljno7mv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b24de96dedee0973dda56aa811fae931af17f98fe09ce6cbae9cc19e1442b68. 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/1wYEQy3y6LVAlerRGVGLgy.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/1wYEQy3y6LVAlerRGVGLgy.
{"copyright_id":"0x6ab55f46303ef54f453aa6fb0a277a41e42062ec47ce01ac269a3f4d39a7da0c","isrc":"QZ2J21505638","name":"Dios De Pactos","registered_at":"2026-06-05T12:17:30Z","spotify_id":"1Wqdhczu2ESls2a0fTgndp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ab55f46303ef54f453aa6fb0a277a41e42062ec47ce01ac269a3f4d39a7da0c. 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/1Wqdhczu2ESls2a0fTgndp.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/1Wqdhczu2ESls2a0fTgndp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe826894372ae08df81b638178e367dea7c0f074374b1aba9e9613f9223152561. 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/4wfgyTSPuSLezpBiAji1jB.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/4wfgyTSPuSLezpBiAji1jB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b2a5b1d24da57a60c20697b5f519cc2e3141ab7671a7061152d27dbeca6416b. 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/0fErtJJmS37xQDocblED0P.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/0fErtJJmS37xQDocblED0P.
{"copyright_id":"0xe8b724108ac4e4a75a1b5c5030a85973be5809b4ab9f8c59bffcdaddce748fd9","isrc":"QZ2J21508472","name":"Renuévame / Tu Amor Por Mi","registered_at":"2026-06-04T08:55:29Z","spotify_id":"0iV2iKb7xXppAHh0pDGkCR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8b724108ac4e4a75a1b5c5030a85973be5809b4ab9f8c59bffcdaddce748fd9. 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/0iV2iKb7xXppAHh0pDGkCR.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/0iV2iKb7xXppAHh0pDGkCR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f06d6a84aac33d9201313658c52235d11234c35902de95bd47ff8b8daf8a22a. 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/4mWh5Nb8rJg6xy82SakIMc.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/4mWh5Nb8rJg6xy82SakIMc.