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 0x9d3808376908c577ae51d570674a10a2c3826430818fb4ff1ceab6d106359c5a. 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/5279c20d-3835-49a6-a902-55cc16875dfe.json and https://artists.proofprofile.net/proofs/artist/5279c20d-3835-49a6-a902-55cc16875dfe.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 0x72f270925a9f45afac0a7dc1f2cd73835b6c90f3426dd35c68ddce4faeeb1f28. 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/6tbIRr2aUo1sW3lsLgfKH4.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/6tbIRr2aUo1sW3lsLgfKH4.
{"copyright_id":"0x5bf1df1520df5b4a6666e2eec7e386594a8e0df06f59ddbb88791b8e0a05b309","isrc":"USCM51300611","name":"Panties To The Side","registered_at":"2026-06-28T21:07:03Z","spotify_id":"4P174FbtBMhgeKyYxzvyvu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf1df1520df5b4a6666e2eec7e386594a8e0df06f59ddbb88791b8e0a05b309. 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/4P174FbtBMhgeKyYxzvyvu.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/4P174FbtBMhgeKyYxzvyvu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72f270925a9f45afac0a7dc1f2cd73835b6c90f3426dd35c68ddce4faeeb1f28. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dgU4lQG2qoUpzmzPvPKd6.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/1dgU4lQG2qoUpzmzPvPKd6.
{"copyright_id":"0x5bf1df1520df5b4a6666e2eec7e386594a8e0df06f59ddbb88791b8e0a05b309","isrc":"USCM51300611","name":"Panties To The Side","registered_at":"2026-06-28T21:07:03Z","spotify_id":"5EfWXKEl2hFynZPmR9JK8d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf1df1520df5b4a6666e2eec7e386594a8e0df06f59ddbb88791b8e0a05b309. 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/5EfWXKEl2hFynZPmR9JK8d.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/5EfWXKEl2hFynZPmR9JK8d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72f270925a9f45afac0a7dc1f2cd73835b6c90f3426dd35c68ddce4faeeb1f28. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2kxKo8nyFv5jJrhu6rSzPL.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/2kxKo8nyFv5jJrhu6rSzPL.
Birdman Presents - Tapout - Edited Version
Take Ur Draws off Lil Wayne Vrs - Itunes Ringtone
Military (feat. YoungBoy Never Broke Again & D-Rok)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4e68df3d820d9e39b15ab4e5dc2da62e6c9b08796879598fab353c982942900. 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/77897yno2RsWXBRMBKjluH.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/77897yno2RsWXBRMBKjluH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7862e909cc129d8d81b308b25ebe5492fad35cff7b390636aa7340def92c5f8. 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/2Q30PV0ylsdIDWLlCMzdJ6.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/2Q30PV0ylsdIDWLlCMzdJ6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5587be8bcab73ed64b9f592313d52b5426947f3dfc3376243dbdd3de4de27829. 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/31IzWLbSDCIU2C8GN0QisD.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/31IzWLbSDCIU2C8GN0QisD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0df99466cb0942740df15ef257a4dbbd2232c0c36de6ee3d5ae8613863b4bab. 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/0IBWwrxOP79Iz2qMJSLeyy.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/0IBWwrxOP79Iz2qMJSLeyy.