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 0x5a6a7c31def8e5233413fe11ee7ecca44c58993f3f06e07201bf465195337254. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5527a425-11dc-40e9-9108-40529365cd17.json and https://artists.proofprofile.net/proofs/artist/5527a425-11dc-40e9-9108-40529365cd17.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 0x1dbe4e966085f70641e92639458754ad44f95d1bc3e49e626a9d66f2dd6da454. 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/0Ze7bwR0mOogcIxnCZpmOI.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/0Ze7bwR0mOogcIxnCZpmOI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbf2c4ebd9818594ed42c3bde3adb4761bbea9672dfbffbeddb0b45837dce37a. 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/3HczOUpCpgcZ3la8vvPnJU.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/3HczOUpCpgcZ3la8vvPnJU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bab93ce0c57e68b965cea1550948d2d63a2805fe8039e25638be42e9fb544f5. 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/3jJjp6m7Y8dqx6q1q6a3WG.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/3jJjp6m7Y8dqx6q1q6a3WG.
Quiebra (feat. Element Black, Buxxi, Rayo y Toby & Stanley Jackson)
Una Vaina Bien (feat. Pipe Calderon, Magic Juan & Golpe a Golpe)
{"copyright_id":"0xa3f5943e95a6f6cba9cbb48ecd31a9c0e07bd8c0ac3857fbac9cdf613cbd3e2c","isrc":"USCGH1373838","name":"Un Trago y Ya (feat. Mkc & Durán)","registered_at":"2026-06-27T13:21:18Z","spotify_id":"0qHy2W5Je6wsUMx6tUEeJv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3f5943e95a6f6cba9cbb48ecd31a9c0e07bd8c0ac3857fbac9cdf613cbd3e2c. 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/0qHy2W5Je6wsUMx6tUEeJv.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/0qHy2W5Je6wsUMx6tUEeJv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x703f75ebce27572a3b5067c6a2512cdaf672c77980aa634a45feb1fbb03b7156. 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/77Hd5ZehMLSNwAxivEDFl2.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/77Hd5ZehMLSNwAxivEDFl2.
{"copyright_id":"0x957d6ada37437d6eb2b80fc5cba6b6951802e014cad27555fb59b182bacfc293","isrc":"QZ5FN2234027","name":"Que te trama","registered_at":"2026-06-10T06:34:08Z","spotify_id":"32uKjwQceKdTnHoRSpBGhf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x957d6ada37437d6eb2b80fc5cba6b6951802e014cad27555fb59b182bacfc293. 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/32uKjwQceKdTnHoRSpBGhf.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/32uKjwQceKdTnHoRSpBGhf.
{"copyright_id":"0xc06e16aca7fd0d7b596f411895f3fcdc9beca5505bd73c3c899f4af3b6ca9d05","isrc":"TCABZ1426233","name":"La Fuga","registered_at":"2026-06-04T09:52:31Z","spotify_id":"4fhjhwazrEfayRC7l52TZ0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc06e16aca7fd0d7b596f411895f3fcdc9beca5505bd73c3c899f4af3b6ca9d05. 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/4fhjhwazrEfayRC7l52TZ0.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/4fhjhwazrEfayRC7l52TZ0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05c9c516efa195fb0b3b25a62305ac4537e312a51520d531975d04cc961c1c8e. 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/1AjXNM9D2Wq0TqU0218opM.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/1AjXNM9D2Wq0TqU0218opM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ff0a82286f7082f238f93f0a2d7c33be8aeaf2d0636b49f9b2df53e0222193e. 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/0qtQcqDUgcnBujG57KHiDi.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/0qtQcqDUgcnBujG57KHiDi.
{"copyright_id":"0x423ed4387bce03959cbbe0b3e55aabca017ca5a5e611de7f85d1d6dba2349e6e","isrc":"TCABZ1426245","name":"I Am A Not Perfect Man","registered_at":"2026-06-25T11:49:10Z","spotify_id":"7q9ljbHoQKzLU3UjJmwb8J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x423ed4387bce03959cbbe0b3e55aabca017ca5a5e611de7f85d1d6dba2349e6e. 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/7q9ljbHoQKzLU3UjJmwb8J.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/7q9ljbHoQKzLU3UjJmwb8J.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d7e8683452c0ac240af3fd28fe5fcdde8848ee0548ac476aff4396a26ed7065. 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/0K4FSTe6B4Fry8zz80CFa8.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/0K4FSTe6B4Fry8zz80CFa8.
Dem Talk Bout War (feat. Big Mancilla & Blaze M)
Cuatro Emcees (feat. Juan Habitual, JHT, Benny Bajo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x940394fbe530528304da0f0abcd77020cc93a32b4f8168b28dcf58fab93a295e. 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/6ajKQ3PzA5ppwbz4Uz9goW.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/6ajKQ3PzA5ppwbz4Uz9goW.
{"copyright_id":"0xd54f6c61c1eff40f85c125bbff488a95fb0d1a244eeffea2a8335f442421973a","isrc":"MXF152401547","name":"San Andres in the Building","registered_at":"2026-06-27T13:21:06Z","spotify_id":"1WNgTu9APaqGm1jYdxbEcD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd54f6c61c1eff40f85c125bbff488a95fb0d1a244eeffea2a8335f442421973a. 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/1WNgTu9APaqGm1jYdxbEcD.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/1WNgTu9APaqGm1jYdxbEcD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd01d636381864d2b71715b182b31045b74098a416adededfc67e4d83fea1457b. 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/5OABmcAv006UCG6IZC4siP.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/5OABmcAv006UCG6IZC4siP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8eaf879ff683e2124138aca57191b54a8a1653ef518413226f3d8b9d4d882e75. 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/7rTgsQH9eg3pZfsPXKfuoO.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/7rTgsQH9eg3pZfsPXKfuoO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24702c17a898a5b0abd1ac294c066707c33bf4e3c832ada68aa63b3e8ecc3379. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:45:02Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0fSu2RWAvanTWL9exhhfBT.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/0fSu2RWAvanTWL9exhhfBT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f024bfdd233216cea5d3246279232beb0a93ac6555b35bc3f826dbd63dcd811. 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/2sbxSif7IzaqFq9Qqz8MPJ.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/2sbxSif7IzaqFq9Qqz8MPJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d083002e791e5274385167c9e267564532e5200d2067ed0075523e92c5880cc. 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/35pCvmBCidIzQhFTwVuVH8.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/35pCvmBCidIzQhFTwVuVH8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33a7aab7c562dfeb5b95f44c4426ae7b779315b523ca19dbba77878ac4ec1185. 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/6ZJx3J33obkpQ3mP6q7ZKm.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/6ZJx3J33obkpQ3mP6q7ZKm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bab93ce0c57e68b965cea1550948d2d63a2805fe8039e25638be42e9fb544f5. 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/4CovP86i6BHmmPNR171jsQ.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/4CovP86i6BHmmPNR171jsQ.
Plata o Plomo (feat. Fuego & Jiggy Drama)
Cómo Te Voy a Olvidar ¡Edición de Súper Lujo!
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefb95d893284a7ac533284ce99220a779f9ff2049668b5d69b04fa0cc7a6293e. 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/7IvOkXBotyl3yKEvlt8hti.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/7IvOkXBotyl3yKEvlt8hti.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefb95d893284a7ac533284ce99220a779f9ff2049668b5d69b04fa0cc7a6293e. 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/01rVVCdnNxpr7NgdIagICL.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/01rVVCdnNxpr7NgdIagICL.
{"copyright_id":"0x8ec4fbcfd3a51bb01d1541a1ba45d387359cccf33e8c1033ec7cb4b8796914bd","isrc":"US7VG2090305","name":"Canción Bonita - Remix","registered_at":"2026-06-09T14:51:59Z","spotify_id":"68Xz8CMGkzN3AnDlu6xVa7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ec4fbcfd3a51bb01d1541a1ba45d387359cccf33e8c1033ec7cb4b8796914bd. 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/68Xz8CMGkzN3AnDlu6xVa7.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/68Xz8CMGkzN3AnDlu6xVa7.
{"copyright_id":"0x55d39a1c9cc11c5c3ca9cafddd0f8616a2e315cd26fa3d419ce5b200131f44b6","isrc":"TCADQ1896643","name":"La Fiesta de Colombia","registered_at":"2026-06-25T16:50:19Z","spotify_id":"5LxOhxzaeW6dFQMbnfTpxb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55d39a1c9cc11c5c3ca9cafddd0f8616a2e315cd26fa3d419ce5b200131f44b6. 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/5LxOhxzaeW6dFQMbnfTpxb.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/5LxOhxzaeW6dFQMbnfTpxb.
Carnaval Toda La Vida! - Tributo a Los Fabulosos Cadillacs
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0c3cd357f0bf01e184bc59727a92f2917a632f1a403d9593a1ba69f39ef7c17. 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/3gwfwHwwgIGnfxmaVtdBIw.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/3gwfwHwwgIGnfxmaVtdBIw.
Los 7 Pecados Habituales (Edición 10 Aniversario)
Bela Y Sus Moskitas Muertas (Deluxe Edition)