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 0xe530b8953fad22fdf0bd4c9a47239ab4d682327b632397b25bc0ea1f016364ad. 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/6b95b9c1-8e86-41c3-b4d6-3a2be40c01fb.json and https://artists.proofprofile.net/proofs/artist/6b95b9c1-8e86-41c3-b4d6-3a2be40c01fb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
New Life - Pablo Fierro & Ale Acosta Remix
El todo y la nada (feat. El Niño de Elche)
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 0x33c91ba98c697f3ef9cab8c07d05c0ef3174946a1ef902fc51bcb6e39f878a7b. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3YtN55N7DKA3ABi6Jd7uKX.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/3YtN55N7DKA3ABi6Jd7uKX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87c4ea26ce4771965fad0390edb191ab2f0a7645aad213d38f9f2365708e266f. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4K7WFJ1hlxPgsk5qPzyUrr.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/4K7WFJ1hlxPgsk5qPzyUrr.
{"copyright_id":"0x38d0c5856c754476f39dbb678e48c8d6e70b0fedbcad100f91dd015fc890e1cc","isrc":"ES5151901412","name":"Mi danza (feat. Dani de Morón)","registered_at":"2026-06-06T06:16:32Z","spotify_id":"380Fh7gS8iOb5oVsYy5uxQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d0c5856c754476f39dbb678e48c8d6e70b0fedbcad100f91dd015fc890e1cc. Chain 2 (Bitcoin): anchored in block 956578 (2026-07-04T02:23:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/380Fh7gS8iOb5oVsYy5uxQ.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/380Fh7gS8iOb5oVsYy5uxQ.
{"copyright_id":"0x38d0c5856c754476f39dbb678e48c8d6e70b0fedbcad100f91dd015fc890e1cc","isrc":"ES5151901412","name":"Mi danza (feat. Dani de Morón)","registered_at":"2026-06-06T06:16:32Z","spotify_id":"7kQPuYOoKgLR0PF0BtKHD5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d0c5856c754476f39dbb678e48c8d6e70b0fedbcad100f91dd015fc890e1cc. 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/7kQPuYOoKgLR0PF0BtKHD5.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/7kQPuYOoKgLR0PF0BtKHD5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33c91ba98c697f3ef9cab8c07d05c0ef3174946a1ef902fc51bcb6e39f878a7b. 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/44nnqFl1hYhdhI7cUujS4j.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/44nnqFl1hYhdhI7cUujS4j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37cba11b3cf3d906a58155e937d39d3b895397a506fc71eb81f6b928e718e0c7. 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/7jER4iZM9ZbFfSofLCbmtJ.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/7jER4iZM9ZbFfSofLCbmtJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e179612d28f027fa111a9b7b1c57a426ed00ff5e948cf6a0e1e73d3a6c8356f. 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/4ETfTCVHXS42VUhNKge0Re.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/4ETfTCVHXS42VUhNKge0Re.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58e39b3a82a896eccec2198dd6eb3c37ff66ed976fb32025476140b3cb60d993. 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/45Lpn53Z9zoXj4SLBpqGvY.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/45Lpn53Z9zoXj4SLBpqGvY.
{"copyright_id":"0x43a2f7f3c00fe7c1c569411998a9599b6d312203b4e1b8e621c6476ca25bba54","isrc":"ES5151901414","name":"Estamos solos (feat. Vicente Amigo)","registered_at":"2026-06-09T20:41:29Z","spotify_id":"3U24yVPnLKdJHtvYlxoR2x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43a2f7f3c00fe7c1c569411998a9599b6d312203b4e1b8e621c6476ca25bba54. 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/3U24yVPnLKdJHtvYlxoR2x.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/3U24yVPnLKdJHtvYlxoR2x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87c4ea26ce4771965fad0390edb191ab2f0a7645aad213d38f9f2365708e266f. 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/438zOeaY5WPZah2eUM4xcV.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/438zOeaY5WPZah2eUM4xcV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ab955e969c78c3c53e63014f089cc209906199e6e1396dafe828fc2e17a1654. 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/2wcrEKLDZ4CBJjvovw8NLn.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/2wcrEKLDZ4CBJjvovw8NLn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0e60d0f4219173d001cf3839c4566ab599063f87dca871f9612f84939667ab4. 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/62O6viTcTegSiHCaJEXbpG.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/62O6viTcTegSiHCaJEXbpG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4d784908c58098e6d3ba1d4592d39f322d8be60972a031e67fe2ae6a0872316. 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/38H6hXPrhRusIarYqZzvsu.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/38H6hXPrhRusIarYqZzvsu.
The Fuel Mixtape by Ale Acosta (Fuel Fandango Remixes 2011-2019)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf46cd33f40dc77bcfcf26348640f7cbf62e0bb29915ec6f1b0cc500f8cbda0e0. 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/0q6DG8HHAooR0sht4SrvYt.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/0q6DG8HHAooR0sht4SrvYt.
{"copyright_id":"0xb0ba4342b74dbb3c79011cb5c20947a28ed92e225e53ff6adb5641d00678da8c","isrc":"ES5152000004","name":"La grieta - Ale Acosta Remix","registered_at":"2026-06-25T22:59:45Z","spotify_id":"6QcJxpLMxqgpu0qRukAbRc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0ba4342b74dbb3c79011cb5c20947a28ed92e225e53ff6adb5641d00678da8c. 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/6QcJxpLMxqgpu0qRukAbRc.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/6QcJxpLMxqgpu0qRukAbRc.
Estamos solos (feat. Vicente Amigo) - Ale Acosta Remix
Medina (feat. Estrella Morente) - Ale Acosta Remix
{"copyright_id":"0xe862b25368619142dcc6b886f5a6dc09732547a1632d6365fd822d915857d289","isrc":"ES5152000007","name":"Medina (feat. Estrella Morente) - Ale Acosta Remix","registered_at":"2026-06-25T22:57:10Z","spotify_id":"5BUyb6OVHn1JgBcaJJdaoA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe862b25368619142dcc6b886f5a6dc09732547a1632d6365fd822d915857d289. 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/5BUyb6OVHn1JgBcaJJdaoA.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/5BUyb6OVHn1JgBcaJJdaoA.
Despacio (feat. Rycardo Moreno) - Ale Acosta Remix
Mi danza (feat. Dani de Morón) - Ale Acosta Remix
{"copyright_id":"0xf47ab1e2679f439883015a974a80e15bdeccdfa4d432975f5ce5f8ae3c603bee","isrc":"ES5152000010","name":"Mi danza (feat. Dani de Morón) - Ale Acosta Remix","registered_at":"2026-06-27T05:44:51Z","spotify_id":"76uLAkKbVFN9ZXNjHYfMFn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf47ab1e2679f439883015a974a80e15bdeccdfa4d432975f5ce5f8ae3c603bee. 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/76uLAkKbVFN9ZXNjHYfMFn.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/76uLAkKbVFN9ZXNjHYfMFn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc351ee04d464f09b0747f73c06d9011f381143ad78e9f47c06a7ed7f09bba269. 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/0EiUUq1jHdNG8qyq0A6K7j.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/0EiUUq1jHdNG8qyq0A6K7j.
{"copyright_id":"0x08f22a6c768b97fdcc8d61ebbe2d7b4dc7d0f8ca61632af49d90ada8eb18064f","isrc":"ES79A1408203","name":"Gladiadores Emplumados","registered_at":"2026-06-06T11:08:36Z","spotify_id":"04TiAHytS7tEBC7sK0Fdxq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08f22a6c768b97fdcc8d61ebbe2d7b4dc7d0f8ca61632af49d90ada8eb18064f. 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/04TiAHytS7tEBC7sK0Fdxq.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/04TiAHytS7tEBC7sK0Fdxq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeab282b4c1fc26c8f4c7c9472ef5bba164490c0f9f3afbea0c82ad06465e0a62. 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/3o4nm1NmuoY5ISvQS22x0E.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/3o4nm1NmuoY5ISvQS22x0E.
{"copyright_id":"0xeab282b4c1fc26c8f4c7c9472ef5bba164490c0f9f3afbea0c82ad06465e0a62","isrc":"ES5702002309","name":"los cuerpos","registered_at":"2026-06-08T23:03:21Z","spotify_id":"1IOiqmW7YPM8VV9Hp8mqbn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeab282b4c1fc26c8f4c7c9472ef5bba164490c0f9f3afbea0c82ad06465e0a62. 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/1IOiqmW7YPM8VV9Hp8mqbn.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/1IOiqmW7YPM8VV9Hp8mqbn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef72a1919fc8707bc6486b534327f9b226a9a135b6ff495bef37d52a9d13b629. 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/727Lbeg5NbIsCy4yib247r.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/727Lbeg5NbIsCy4yib247r.
20 Años Ajierro & 30 Amigos Embrutessío'
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf109b451b0f390d5afa49fa5f7c43df4dae36405620bc93ec85d7fd0b0232c19. 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/7c9ZbNJE27lu2MGLWQV6xy.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/7c9ZbNJE27lu2MGLWQV6xy.
{"copyright_id":"0xf4c3af5a23a4b0b927a7c2fb63b20091a5b34557a4116de532fe702268243d21","isrc":"DEEQ71001501","name":"Around Ya feat. Fuel Fandango","registered_at":"2026-06-11T03:11:52Z","spotify_id":"64rbzk6zlwEdgHzph7xH00","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4c3af5a23a4b0b927a7c2fb63b20091a5b34557a4116de532fe702268243d21. 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/64rbzk6zlwEdgHzph7xH00.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/64rbzk6zlwEdgHzph7xH00.
Playa Chica Tarifa Vol. 2 (Latin, Combo, Boogaloo)
De bar en bar: Lo mejor del Pop-Rock Español