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 0xe842d3ec17a197a4bc4ab4dcda0923a2c839b31ee920237a8242a3ac5f512fbc. 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/cd1bb2fe-797e-44ed-8974-16ec534b26e3.json and https://artists.proofprofile.net/proofs/artist/cd1bb2fe-797e-44ed-8974-16ec534b26e3.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 0x9fa0eb61163615e0b8cede3b7d01ea5db38733aa3facf2d6f8ab64e1a1a9233c. 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/6n3AlHpR08vRzmkqPLMnUo.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/6n3AlHpR08vRzmkqPLMnUo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd347ceb91e830576f59825eb39fa703afd9b9d6db1325ba2a4f28ecd7fe789dc. 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/13mWIFBV4hDl7U5LsX4Uh9.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/13mWIFBV4hDl7U5LsX4Uh9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4778ddbd2e37419439b0ce7e78b843c2bcbe6d0efd65bcfd3f4bc3619d21b93a. 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/3r0LcI4xgkc9FI8pyqvvL0.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/3r0LcI4xgkc9FI8pyqvvL0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc567947558b00ba32008892c9468ac0ed812539098ec2ed90906be729d33a3e6. 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/2ExxuGFGjXMuwSYMfsP9Fy.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/2ExxuGFGjXMuwSYMfsP9Fy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2bf8d5c177eb9189672a0d313692f3b55daacc378ddfe33da180952987eff5f. 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/3WYaDvxzcESlLucPoxLiB7.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/3WYaDvxzcESlLucPoxLiB7.
Deixa Se Envolver (Spring Love) [Remixes Pt. 2]
Deixa Se Envolver (Spring Love) [PRINSH Remix]
{"copyright_id":"0xb2bbe9d395da29260eda05eaa2e0d6c00a204dfa797acfa031db772e586dbe99","isrc":"BC7F22200011","name":"Deixa Se Envolver (Spring Love) [PRINSH Remix]","registered_at":"2026-06-08T20:02:19Z","spotify_id":"0cp8cQLzuyvKd9LgNNU5hZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2bbe9d395da29260eda05eaa2e0d6c00a204dfa797acfa031db772e586dbe99. 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/0cp8cQLzuyvKd9LgNNU5hZ.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/0cp8cQLzuyvKd9LgNNU5hZ.
Deixa Se Envolver (Spring Love) [WOAK Remix]
Deixa Se Envolver (Spring Love) [Skullwell Remix]
Deixa Se Envolver (Spring Love) [Hotway Remix]
Deixa Se Envolver (Spring Love) [Zonatto & Paxxo Remix]
Deixa Se Envolver (Spring Love) [Rootkey Remix]
Deixa Se Envolver (Spring Love) [Remixes Pt. 1]
Deixa Se Envolver (Spring Love) [Almanac Remix]
{"copyright_id":"0xa6118dc82f86de15d5287e3c265202aa2a71b4b24c16cb1a73a5b74bd19c6b12","isrc":"BC7F22200005","name":"Deixa Se Envolver (Spring Love) [Almanac Remix]","registered_at":"2026-06-25T19:43:02Z","spotify_id":"0O4fsD8DatbJGiBUlqp2Jm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6118dc82f86de15d5287e3c265202aa2a71b4b24c16cb1a73a5b74bd19c6b12. 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/0O4fsD8DatbJGiBUlqp2Jm.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/0O4fsD8DatbJGiBUlqp2Jm.
Deixa Se Envolver (Spring Love) [Dj GBR Remix]
Deixa Se Envolver (Spring Love) [DalePlay House Remix]
Deixa Se Envolver (Spring Love) [LANNÉ Remix]
Deixa Se Envolver (Spring Love) [LOCOS Remix]
Deixa Se Envolver (Spring Love) [NUZB & Reeva Remix]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x769097b650c20fc294e27a82604a484db453d1924bd3baa3bccebb64575d0025. 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/035u3dyaYDS9AXUNLFD5af.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/035u3dyaYDS9AXUNLFD5af.
{"copyright_id":"0x3f75ea80ce99c0452ac95b6a244858d893ff92af9b2bccd26366f09220c03b21","isrc":"BC7F22100003","name":"Deixa Se Envolver (Spring Love)","registered_at":"2026-06-11T03:02:43Z","spotify_id":"21ocOZnsMu8ceC1tkaJqCb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f75ea80ce99c0452ac95b6a244858d893ff92af9b2bccd26366f09220c03b21. 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/21ocOZnsMu8ceC1tkaJqCb.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/21ocOZnsMu8ceC1tkaJqCb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27527fbf026440acacfbd0b284378a75c03eea7032787c99c58a02dec03c4e9b. 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/5WzKvIMbCRZn3epiBxrYig.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/5WzKvIMbCRZn3epiBxrYig.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f7a339412a269fcb285e6be2892fc6e67779ed716477db702fc85b053aa9c55. 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/2RXHFxEDIoetl1UvW4YHg6.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/2RXHFxEDIoetl1UvW4YHg6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46fc1f71742b32ff01ad2f96928e064383302ea09f23f6969739894511826e02. 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/6HnSlxNA5JWV2aRvtS1Zgf.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/6HnSlxNA5JWV2aRvtS1Zgf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ef890bd69f569af277facdcecd3f031ea27d3ab9095f816f1784fde16eb5614. 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/0MtUIuLpelUdQ5FuzFPyzh.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/0MtUIuLpelUdQ5FuzFPyzh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9effded4da90cac6b586e593c4f8573d3628c131920523fba3ac86c8940e45c2. 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/7EJaoP7dN1tOI7d2WNS2Ck.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/7EJaoP7dN1tOI7d2WNS2Ck.
{"copyright_id":"0x82a69f75aed2f64dd86a0ae22164391a2c3d1c5cf9d5d4acb6a9d6d298b7649b","isrc":"BXP9U1900027","name":"Joga Bunda","registered_at":"2026-06-22T00:34:19Z","spotify_id":"1ZKtmfYgygb8MvzKMogk6n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82a69f75aed2f64dd86a0ae22164391a2c3d1c5cf9d5d4acb6a9d6d298b7649b. 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/1ZKtmfYgygb8MvzKMogk6n.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/1ZKtmfYgygb8MvzKMogk6n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8636c089a393c86526c3387aba9d413f08c599df36df11dd1b7a672ba066a4f6. 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/3YNqSRl85W8eRqUGjDGdlo.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/3YNqSRl85W8eRqUGjDGdlo.
{"copyright_id":"0x59a3c5363417807a18d64aa0b992fec91d51ef8d4e13e56d4bb204fd3c9a7343","isrc":"BXP9U1900006","name":"Bota Na Malvada","registered_at":"2026-06-10T03:57:30Z","spotify_id":"0yVIHHnmffSLPZn6SOlqYD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59a3c5363417807a18d64aa0b992fec91d51ef8d4e13e56d4bb204fd3c9a7343. 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/0yVIHHnmffSLPZn6SOlqYD.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/0yVIHHnmffSLPZn6SOlqYD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fa0eb61163615e0b8cede3b7d01ea5db38733aa3facf2d6f8ab64e1a1a9233c. 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/0wmpJQcc5NjY6QnDDC8oVG.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/0wmpJQcc5NjY6QnDDC8oVG.