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 0x414372005cee767ad601979568330fc8bb0c6f0eee72bbbf33eb8daa965f01b7. 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/d40107ab-2f45-409e-b701-327941b2bf5b.json and https://artists.proofprofile.net/proofs/artist/d40107ab-2f45-409e-b701-327941b2bf5b.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 0x3606111c038ef5b272057ed0fdaee84326bb5c2c35ee531a345a9b70b051d6e9. 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/3K5VNGlpTbDZgy9fuv5fZS.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/3K5VNGlpTbDZgy9fuv5fZS.
No Hay Quien Pueda (feat. Karel Y Voltio)
{"copyright_id":"0xc689ba9dad8d6235bac0859ae068a0fc97eef79efb06a78f346d1747de73790c","isrc":"TCABZ1425527","name":"No Hay Quien Pueda (feat. Karel Y Voltio)","registered_at":"2026-06-11T13:39:12Z","spotify_id":"2XpBZ7ffB32Ddf58VwcBuU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc689ba9dad8d6235bac0859ae068a0fc97eef79efb06a78f346d1747de73790c. 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/2XpBZ7ffB32Ddf58VwcBuU.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/2XpBZ7ffB32Ddf58VwcBuU.
{"copyright_id":"0x8fe3f982696c947211514b5dca966709b7ac630297fe9dfd6a8846ec1825d3b2","isrc":"TCABZ1425535","name":"Gerla Te Bese (feat. Rey Pirin)","registered_at":"2026-06-07T02:15:35Z","spotify_id":"54ceyjFu01hBviRBFhrSpK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fe3f982696c947211514b5dca966709b7ac630297fe9dfd6a8846ec1825d3b2. 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/54ceyjFu01hBviRBFhrSpK.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/54ceyjFu01hBviRBFhrSpK.
{"copyright_id":"0xf8bfa2bdbb87c952c602b12cf656eb0b67f14661d05d0c5e3260c818f94c77f9","isrc":"TCABZ1425538","name":"Bendicion Abuela","registered_at":"2026-06-11T13:39:10Z","spotify_id":"6slbtxmwWXJ50FlNHJUy4C","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8bfa2bdbb87c952c602b12cf656eb0b67f14661d05d0c5e3260c818f94c77f9. 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/6slbtxmwWXJ50FlNHJUy4C.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/6slbtxmwWXJ50FlNHJUy4C.
{"copyright_id":"0x8e3c2389ec47b16322bd0d6918707ad18f3e5a295a0350546b1d201c0e096886","isrc":"TCABZ1425541","name":"Entra Sin Ropa (feat. Sir Speedy)","registered_at":"2026-06-27T10:23:06Z","spotify_id":"0FsqGaUb8wJBagDCNlfFaM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e3c2389ec47b16322bd0d6918707ad18f3e5a295a0350546b1d201c0e096886. 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/0FsqGaUb8wJBagDCNlfFaM.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/0FsqGaUb8wJBagDCNlfFaM.
Lo Tendras Que Hacer (feat. Baby Rasta & Gringo)
Playero Greatest Hits Street Mix, Vol. 2
{"copyright_id":"0xe3bc93c8dbed8b2ca14d0b9739f901a8f6f6667129c0b4f4dcdc6292978b036d","isrc":"USDHM1102760","name":"Street Mix Intro","registered_at":"2026-06-06T05:02:40Z","spotify_id":"3heVPRGXUe6SfHaEZcpxuK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3bc93c8dbed8b2ca14d0b9739f901a8f6f6667129c0b4f4dcdc6292978b036d. 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/3heVPRGXUe6SfHaEZcpxuK.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/3heVPRGXUe6SfHaEZcpxuK.
Underground Reggaeton "The Best Of Radio Version", Vol. 1
Intro Reggae Never Dies Mix - D.J. Joe Remix
Gargolas 2: El Nuevo Comando Segundo Ataque
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5397fe17bf7b05efdc2e76518d2f8258b8404fbf2a020336f67165b65306b70. 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/5QW2giwpKRK6lt3Rw5uxFM.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/5QW2giwpKRK6lt3Rw5uxFM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc9879b1882d93ef8266bd78807e91f87afef0addf550786fcdce1d4ab105c9e. 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/6lONO1FOoOOdE4nL3FTmdW.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/6lONO1FOoOOdE4nL3FTmdW.
{"copyright_id":"0x74521d04ab0ec503b68dd76e8ed94e25dad1e4cf8d397a5345736e032ceae643","isrc":"USDHM1011299","name":"Non Stop Reegae","registered_at":"2026-06-06T11:58:13Z","spotify_id":"5EVCuT4L4hsyDtA7H1yByW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74521d04ab0ec503b68dd76e8ed94e25dad1e4cf8d397a5345736e032ceae643. 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/5EVCuT4L4hsyDtA7H1yByW.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/5EVCuT4L4hsyDtA7H1yByW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaba13460f7e729087e172cfa0ba809172256572271cd4bcdebd6512d730a113e. 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/57xBEDrr0z01m4qtBvroYk.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/57xBEDrr0z01m4qtBvroYk.
Playero Greatest Hits Street Mix, Vol. 3 Sextravaganza
{"copyright_id":"0xeb2dd768550c2e3c73cee6c5fcf16f1eb90fc44c9f8187a38228febeeadc897e","isrc":"USDHM1103930","name":"Street Mix 3 Break","registered_at":"2026-06-17T08:37:15Z","spotify_id":"55yCoXDbDcJ0W6FtLTettK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb2dd768550c2e3c73cee6c5fcf16f1eb90fc44c9f8187a38228febeeadc897e. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:44:00Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/55yCoXDbDcJ0W6FtLTettK.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/55yCoXDbDcJ0W6FtLTettK.
{"copyright_id":"0x660e6388e99e58237daf3a29fca85d1dd3142a6980dc7197edba9ae997dafc7f","isrc":"USB271600180","name":"Yo Sali de Casa","registered_at":"2026-06-23T06:42:32Z","spotify_id":"77OKexmDyjepgDm2TOfQ7Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x660e6388e99e58237daf3a29fca85d1dd3142a6980dc7197edba9ae997dafc7f. 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/77OKexmDyjepgDm2TOfQ7Z.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/77OKexmDyjepgDm2TOfQ7Z.