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 0xb1ac15b0af5a83ad08016faf482be588106cf9f24e2c0fae085ced90b75f4bc9. 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/451afef0-c6e4-41be-a87a-b4e7750621d7.json and https://artists.proofprofile.net/proofs/artist/451afef0-c6e4-41be-a87a-b4e7750621d7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
OVERWATCH GENJI RAP | "Dragon of the North"
OVERWATCH REAPER RAP | "Into the Shadows"
Rainbow Six Sledge Rap | 'Coming Through'
OVERWATCH SOLDIER 76 RAP | 'Vigilante Movement'
RAINBOW SIX SIEGE THERMITE RAP | "ONE HELL OF A COMBO"
RENJI ABARAI RAP | 'ANTHEM OF THE SHINIGAMI'
OVERWATCH COLE CASSIDY SONG | 'GLEAM IN MY EYE'
OVERWATCH LÚCIO RAP | "SKATE TO THE BEAT"
THE AMAZING DIGITAL CIRCUS SONG | 'JESTER'S BALLAD'
VOX SONG | 'CENTER STAGE' (RADIO EDITION)
{"copyright_id":"0x4af32f9a9ff8389c60afab65a47ea29afe42ec3fa5ba33c162afed9aa568e3b3","isrc":"QZNWX2475157","name":"RADAHN SONG | 'STARSCOURGE'S BALLAD'","registered_at":"2026-06-22T07:18:55Z","spotify_id":"6PJd0OoGvvqdBkKNyESDxy","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 0x4af32f9a9ff8389c60afab65a47ea29afe42ec3fa5ba33c162afed9aa568e3b3. 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/6PJd0OoGvvqdBkKNyESDxy.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/6PJd0OoGvvqdBkKNyESDxy.
BAPTISTE SONG | 'BANDAGES & BULLETS' (INST.)
{"copyright_id":"0xedb76c6f8663ee2cb15b8d3f3fc391a7878e4a7e0d6f3b083b09725acaa73fbe","isrc":"QZWFN2463243","name":"Bloons Tower Defense Cypher","registered_at":"2026-06-05T09:33:21Z","spotify_id":"2Y1o8dvPShiQzmhstuOT2M","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedb76c6f8663ee2cb15b8d3f3fc391a7878e4a7e0d6f3b083b09725acaa73fbe. 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/2Y1o8dvPShiQzmhstuOT2M.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/2Y1o8dvPShiQzmhstuOT2M.
DIGITAL INSANITY (The Amazing Digital Circus)
{"copyright_id":"0x0dc9027d68e21eff1bc3620184f5bdeb9cf7c8d16ffb4ef16e7715dbfdb4077d","isrc":"QT2VB2449733","name":"DIGITAL INSANITY (The Amazing Digital Circus)","registered_at":"2026-06-24T23:07:44Z","spotify_id":"1Jw4c0sf0zv5zBP5WRtnmd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dc9027d68e21eff1bc3620184f5bdeb9cf7c8d16ffb4ef16e7715dbfdb4077d. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Jw4c0sf0zv5zBP5WRtnmd.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/1Jw4c0sf0zv5zBP5WRtnmd.