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 0xd5c9d2e3ff5ee086f7b696a7cb03af84cdc7fdcd63e00132efdd996f058ed4e1. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/05670cad-3913-48cf-ab7c-5196ef8abf46.json and https://artists.proofprofile.net/proofs/artist/05670cad-3913-48cf-ab7c-5196ef8abf46.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x92193ad63daef4a7599cff247a3164faeb8e6d3bb643fb9958bcb4428fb08f67","isrc":"USQY51418758","name":"Road Trip","registered_at":"2026-06-29T03:30:42Z","spotify_id":"3tADNx8cDPO0QJgJqhUEAE","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 0x92193ad63daef4a7599cff247a3164faeb8e6d3bb643fb9958bcb4428fb08f67. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3tADNx8cDPO0QJgJqhUEAE.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/3tADNx8cDPO0QJgJqhUEAE.
{"copyright_id":"0x5f484d0cbfa54c842ac970059c9fdbaa19432a934eb234e884c8fc07d864d7ce","isrc":"USQY51418761","name":"Lorena's Butterfly","registered_at":"2026-06-29T03:45:47Z","spotify_id":"02AldIu3mr7cQSSeCI8ter","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f484d0cbfa54c842ac970059c9fdbaa19432a934eb234e884c8fc07d864d7ce. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/02AldIu3mr7cQSSeCI8ter.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/02AldIu3mr7cQSSeCI8ter.
{"copyright_id":"0x57ddbd1d2454b3413191d063ea7fdc6b05cbed79e463db186b726aaffbfeba79","isrc":"USQY51422115","name":"Enter the Realm - Intro","registered_at":"2026-06-29T03:25:41Z","spotify_id":"6EV5uiJH3Uopyfs9QTUZa1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57ddbd1d2454b3413191d063ea7fdc6b05cbed79e463db186b726aaffbfeba79. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6EV5uiJH3Uopyfs9QTUZa1.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/6EV5uiJH3Uopyfs9QTUZa1.
{"copyright_id":"0xe7cde0cb5e9a788249bddf1e7209d1e7cef1151f3c8a935fa7076c7ef2cdcacf","isrc":"USQY51422130","name":"Got To Be In All the Way","registered_at":"2026-06-29T03:39:42Z","spotify_id":"5Aa0bHFeICqvFxtoAkaQAU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7cde0cb5e9a788249bddf1e7209d1e7cef1151f3c8a935fa7076c7ef2cdcacf. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Aa0bHFeICqvFxtoAkaQAU.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/5Aa0bHFeICqvFxtoAkaQAU.
{"copyright_id":"0x099de9dc536e951ddb83dd3f179c7e50abee4adbccdba6141bac87d852a7f21f","isrc":"USQY51421155","name":"Who Got Juice","registered_at":"2026-06-29T03:40:52Z","spotify_id":"2RCmKhQ7oQBQL0hb6IHu67","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x099de9dc536e951ddb83dd3f179c7e50abee4adbccdba6141bac87d852a7f21f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2RCmKhQ7oQBQL0hb6IHu67.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/2RCmKhQ7oQBQL0hb6IHu67.
The Night Hawk (DJ Eq Freak Attack Remix) - Single
The Night Hawk (DJ Eq Freak Attack Remix)
{"copyright_id":"0x104fac98e756f1393bac234913149e2e509f7eae4a3205043e9ccb0bd7bf4e63","isrc":"USA2P1427046","name":"On the Boardwalk","registered_at":"2026-06-28T18:32:14Z","spotify_id":"1QIJK5CrTiMx8lmqXglldK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x104fac98e756f1393bac234913149e2e509f7eae4a3205043e9ccb0bd7bf4e63. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QIJK5CrTiMx8lmqXglldK.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/1QIJK5CrTiMx8lmqXglldK.
{"copyright_id":"0xc38bbec8a6824be8921543fe9675d94f62ace098da2b96ae4dd95ecdf3651cff","isrc":"USA2P1427050","name":"The Monolith","registered_at":"2026-06-29T03:41:53Z","spotify_id":"4KNQuUKfEEmGMFtdOGxNSQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc38bbec8a6824be8921543fe9675d94f62ace098da2b96ae4dd95ecdf3651cff. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4KNQuUKfEEmGMFtdOGxNSQ.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/4KNQuUKfEEmGMFtdOGxNSQ.
Native Son (feat. Raekwon & Leo Napier) [The Noisy Freaks Remix]
Native Son (feat. Raekwon & Orlando Napier) [The Noisy Freaks Remix]
Satoshi Nakamoto (The Funk Hunters Remix)
Satoshi Nakamoto - The Funk Hunters Remix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c476683e64124b1315707fdbb01d998868a1beb97c44af0803a5a1ab280e143. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1F0erQQdoXHol4edUaWlnj.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/1F0erQQdoXHol4edUaWlnj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa37eb780483a70c614025f1015dedad38c5a1fb50e8229e9453a8e551ed4881c. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2z3piRv26XWhhNX9pgFjYC.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/2z3piRv26XWhhNX9pgFjYC.
The Age of Reason (10th Anniversary Deluxe Edition)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cfcb7d6ccc058633c351c6327831543a5282d6a110550b94c9663c0f8b6d233. 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/0t6qpXXwi9Mev4m2DaYr0D.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/0t6qpXXwi9Mev4m2DaYr0D.
Dinner With The Beatz Vol. 1 - 2012 Re-Edits
{"copyright_id":"0x6390478f8a79d846e15d6dabf2e96e67d50a3819c2f9568babbe54e24cd83c00","isrc":"DEY470915188","name":"Battle Of Life - Gramatik 2012 Remix","registered_at":"2026-06-11T06:29:53Z","spotify_id":"3BOFIyeoqokGfvgMuhunJx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6390478f8a79d846e15d6dabf2e96e67d50a3819c2f9568babbe54e24cd83c00. 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/3BOFIyeoqokGfvgMuhunJx.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/3BOFIyeoqokGfvgMuhunJx.