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 0xf6a333061ecf447e5ae0da577edc50dfbec971f8edd1886f4b29f85ced650f50. 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/00809bfe-3f44-452b-8c84-ee5fe1383880.json and https://artists.proofprofile.net/proofs/artist/00809bfe-3f44-452b-8c84-ee5fe1383880.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tu Me Enamoraste (Remix) [feat. Anuel, Bryant Myers, Almighty & Brytiago]
Threesome (feat. Juanka, Lyan, Lito Kirino) [Remix]
Si Me Muero (feat. Farruko, Lary Over, Nengo Flow & Darell)
{"copyright_id":"0xf9ba88085863a60236bf6c992c55e3547c4d71263bfe29afb5e2eba2b66d3f5a","isrc":"USLZJ1784792","name":"Si Me Muero","registered_at":"2026-06-04T04:24:10Z","spotify_id":"6iPwLPlliVlCtrhghwZ6es","type":"track"}
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 0xf9ba88085863a60236bf6c992c55e3547c4d71263bfe29afb5e2eba2b66d3f5a. 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/6iPwLPlliVlCtrhghwZ6es.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/6iPwLPlliVlCtrhghwZ6es.
{"copyright_id":"0x60a5daf28864f49c43cdae5f972be5b7d1bf9328e8df6f0596befb4b1ea1f66c","isrc":"QM6MZ1979248","name":"Cubierto de Ti","registered_at":"2026-06-01T21:22:55Z","spotify_id":"0KLgnLFwESd9APhPRdfBnn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60a5daf28864f49c43cdae5f972be5b7d1bf9328e8df6f0596befb4b1ea1f66c. 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/0KLgnLFwESd9APhPRdfBnn.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/0KLgnLFwESd9APhPRdfBnn.
El Juego (feat. Zion, Farruko, Jon Z & Lary Over)
{"copyright_id":"0x202380cf6a7ea945e6933db8b3f3e65b21afe6d81524de52cdd0243ec6b6dc77","isrc":"USSD11800084","name":"El Juego (feat. Zion, Farruko, Jon Z & Lary Over)","registered_at":"2026-06-04T14:04:27Z","spotify_id":"4M34lV8Q9scQcFVPSKTVEZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x202380cf6a7ea945e6933db8b3f3e65b21afe6d81524de52cdd0243ec6b6dc77. 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/4M34lV8Q9scQcFVPSKTVEZ.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/4M34lV8Q9scQcFVPSKTVEZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd8d3372385e0832404200882d73600c9ee7af1817a0bb5ee983be4c74fdbf36. 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/5PAZQuUFI4JwQGJJ4dYjZS.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/5PAZQuUFI4JwQGJJ4dYjZS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a9b359e1028c4985648ada1d4bb1268c44f257dc22b510a102bc893e34f7718. 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/5HI2GCzPYbLkkr5kXtjvTD.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/5HI2GCzPYbLkkr5kXtjvTD.
{"copyright_id":"0x9e98364651ce434d91563683fe38c0d51c4feffeb8950e639cebef3faaa01d85","isrc":"QZ7R41852403","name":"Rola Cola - Remix","registered_at":"2026-06-10T17:28:02Z","spotify_id":"3N9LsneMNvmsEbg2AxArdH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e98364651ce434d91563683fe38c0d51c4feffeb8950e639cebef3faaa01d85. 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/3N9LsneMNvmsEbg2AxArdH.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/3N9LsneMNvmsEbg2AxArdH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee56246ad88e58ee4d45280e9fda49e424e74ef887406256c5108b039dac3be5. 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/74PXjv9YnezxQ0JjePX8CZ.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/74PXjv9YnezxQ0JjePX8CZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x574b51bd546e2133c0cd521c1a6544a49b8d9891990f2baa6a7c69250ee68741. 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/6NkctnclHvA4hgujO25Rrj.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/6NkctnclHvA4hgujO25Rrj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42db39cc868d00be02cbf7fd5da206e99d18b8d3a3bf6234c87113516cdce349. 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/2B5ynYHiG4leYa9LsRywMr.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/2B5ynYHiG4leYa9LsRywMr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6dfb628f343704176030a744662421cd337447658110024ea025d0a998f10ed. 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/0lj1MuedLy7ZNo3AWcLIHp.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/0lj1MuedLy7ZNo3AWcLIHp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x571c2d7d0ec333ee9518b8b0765b3055e6b5ef3207787bd2d5c8421f9b71bd3d. 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/2vZCBbUAgywibuGVTzNJTu.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/2vZCBbUAgywibuGVTzNJTu.
{"copyright_id":"0xf80dd77e341803abcabf96f407f1b7292dbc305afedc6d070d3fae3a1735b6ef","isrc":"QZ7R41951964","name":"Sin Ti","registered_at":"2026-06-21T04:38:24Z","spotify_id":"5d7aWewMfzSzjgdIQmoX4O","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf80dd77e341803abcabf96f407f1b7292dbc305afedc6d070d3fae3a1735b6ef. 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/5d7aWewMfzSzjgdIQmoX4O.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/5d7aWewMfzSzjgdIQmoX4O.
{"copyright_id":"0x971b1e3f3c8087fa47918aa158c3bd5d01e1ed8fd3dffd1d0a90c2dbb1947f59","isrc":"QZ7R41850630","name":"Está Pa Mi - Remix","registered_at":"2026-06-18T04:24:14Z","spotify_id":"37RtIDd7cpvt7YFGzkv5Ab","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x971b1e3f3c8087fa47918aa158c3bd5d01e1ed8fd3dffd1d0a90c2dbb1947f59. 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/37RtIDd7cpvt7YFGzkv5Ab.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/37RtIDd7cpvt7YFGzkv5Ab.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03cb5c91a7f54dcec457e14203fa95db5877fb2b8b6d61d5736d1c91e58d200a. 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/5G7uXesRDkDF5KfOGm9Tvq.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/5G7uXesRDkDF5KfOGm9Tvq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee56246ad88e58ee4d45280e9fda49e424e74ef887406256c5108b039dac3be5. 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/79U8lkOX2QEO9PS9iXivUj.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/79U8lkOX2QEO9PS9iXivUj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e882cc0023c19e4a8bf22adb9810a13d64413a27ac27c1ff8a39fd6946a4996. 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/5K8k9IMe9eX45Bh2IHaKxX.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/5K8k9IMe9eX45Bh2IHaKxX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00345b5620aab211a9c0069d312d19c39d8427723912d3a91b86024fc30da70d. 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/6S4PZ17EXVwZs92qTVH2N2.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/6S4PZ17EXVwZs92qTVH2N2.