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 0x4574c10991cc75ba65c2162b379d2a83775c1de2848213b2afae5858c65ae0cb. 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/e740047e-b7b6-457a-a5d1-5f23c8713871.json and https://artists.proofprofile.net/proofs/artist/e740047e-b7b6-457a-a5d1-5f23c8713871.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fab Samperi & DJ Farrapo - Spaghetti samba
Vertical Groove - Mystere Profond - Batufunk Version
Brand New Day feat. Joelistics - Funky mix
Heaven Sent feat. John Turrell - Basement Freaks remix
Brand New Day feat. Joelistics - Psychedelic Bossa Mix
Brand New Day feat. Joelistics (Psychedelic Bossa Mix)
Spaghetti Samba (with DJ Farrapo) feat. Igor Gazatti
Jazz Di Mezzaluna - Smoove Remix Instrumental
{"copyright_id":"0x5f66d2d7c80c6ccfe1901abe574207d4db4b5a51f884277649c5abf714c5451d","isrc":"DEEQ71403901","name":"Listen Up - Stickybuds Remix","registered_at":"2026-06-18T00:14:34Z","spotify_id":"7zKQxOLfhUa8Lx6ATmCCjK","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 0x5f66d2d7c80c6ccfe1901abe574207d4db4b5a51f884277649c5abf714c5451d. 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/7zKQxOLfhUa8Lx6ATmCCjK.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/7zKQxOLfhUa8Lx6ATmCCjK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f1322b43f126948813869efb5549252d649272b90853e67a9b6bdad38a1c597. 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/5XgcafVB3Q1ZtrgWVGQEZX.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/5XgcafVB3Q1ZtrgWVGQEZX.
{"copyright_id":"0x397660363971fe7efeabcd7b26fc97eac0355d9fc9b7438e4ae32833f605f416","isrc":"DEEQ71403903","name":"Jazz Di Mezzaluna - Smoove Remix","registered_at":"2026-06-08T19:46:57Z","spotify_id":"7cIGW6fmoijNC7r9QIYgYS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x397660363971fe7efeabcd7b26fc97eac0355d9fc9b7438e4ae32833f605f416. 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/7cIGW6fmoijNC7r9QIYgYS.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/7cIGW6fmoijNC7r9QIYgYS.
{"copyright_id":"0x6782a3821a28fbee8bbed135149f151d902ae17349159aa737b11f6e44c4aac6","isrc":"DEEQ71403904","name":"Stand Back - Skeewiff Remix","registered_at":"2026-06-18T00:14:19Z","spotify_id":"21AomorieaZBXMRx1RWCFN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6782a3821a28fbee8bbed135149f151d902ae17349159aa737b11f6e44c4aac6. 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/21AomorieaZBXMRx1RWCFN.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/21AomorieaZBXMRx1RWCFN.
{"copyright_id":"0x2f95bd5cee5567efb0ce3ed083db1df61ed79283d22ba86ad34e30703d591660","isrc":"DEEQ71403909","name":"Alcoholic Drinks - The Captain Remix","registered_at":"2026-06-08T03:07:08Z","spotify_id":"0qeQj6jcSiDmzColnmeGeN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f95bd5cee5567efb0ce3ed083db1df61ed79283d22ba86ad34e30703d591660. 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/0qeQj6jcSiDmzColnmeGeN.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/0qeQj6jcSiDmzColnmeGeN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f4dc28441835287de9f8ce4278efbc1211046613ada7b616b50aa9a06f60877. 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/2tKo1vRafBOPYbtzs7qdne.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/2tKo1vRafBOPYbtzs7qdne.
{"copyright_id":"0xdeaff2e4f8abce84d177aeb9bef508d1d12ef530f9e898cb264ee6668b0e436f","isrc":"DEEQ71403914","name":"Hard Work - Fab Samperi Remix","registered_at":"2026-06-07T00:02:56Z","spotify_id":"77HyMfcs0G47syGt7yU7XN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdeaff2e4f8abce84d177aeb9bef508d1d12ef530f9e898cb264ee6668b0e436f. 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/77HyMfcs0G47syGt7yU7XN.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/77HyMfcs0G47syGt7yU7XN.
{"copyright_id":"0xf48f1b34cbf09f55427ade5f70320ee4c7f20f284919588e443d4072d9383749","isrc":"DEEQ71403915","name":"Soul Desire - Fab Samperi Remix","registered_at":"2026-06-10T03:48:48Z","spotify_id":"3UeKYLBsTqBdM7mHkcTWDM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf48f1b34cbf09f55427ade5f70320ee4c7f20f284919588e443d4072d9383749. 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/3UeKYLBsTqBdM7mHkcTWDM.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/3UeKYLBsTqBdM7mHkcTWDM.
Jazz Di Mezzaluna - Instrumental Version
Cowboy Bossa - Fab Samperi Remix - Extended Version
{"copyright_id":"0x423cbae3dcd9be63f200bc33d4e41d0a7177f47da51a8220c93da494f8c8647c","isrc":"DEEQ71404905","name":"Cowboy Bossa - Fab Samperi Remix - Extended Version","registered_at":"2026-06-19T05:41:06Z","spotify_id":"1yO2BM8uqcXWtjKn52Jvti","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x423cbae3dcd9be63f200bc33d4e41d0a7177f47da51a8220c93da494f8c8647c. 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/1yO2BM8uqcXWtjKn52Jvti.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/1yO2BM8uqcXWtjKn52Jvti.
Playa Chica Tarifa Vol. 2 (Latin, Combo, Boogaloo)