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 0xcc9b38b7ce948a11dbf74e2652edb3ba155e6750e52cca60c235f47452c692f8. 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/67ef4d38-d7d1-4cf2-9e4a-f996572190be.json and https://artists.proofprofile.net/proofs/artist/67ef4d38-d7d1-4cf2-9e4a-f996572190be.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rap de Metal Gear Solid V: The Phantom Pain
Rap de the Walking Dead Season 2 Telltale
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 0x7472f2f99592169dc2f34128fd6ffc8a5132021d69a80892ea4931fe731791af. 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/154VEOwelPIWOdQHgtookl.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/154VEOwelPIWOdQHgtookl.
Rap de Five Nights At Freddy's Sister Location
Pennywise & Joker vs. Ronald McDonald & Krusty Rap
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x045b93c7814857a7bc3fb42668ba008ec0890414fd2048679a286849e04517e0. 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/1nSdLHZ0vlrDkkBAgwo9oq.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/1nSdLHZ0vlrDkkBAgwo9oq.
Combates Mortales de Rap (Special Edition)
Jeff the Killer Team vs. Eyeless Jack Team Rap
{"copyright_id":"0x77e086f87a8da7edf660c052815f556d2147963fdecc422a61e2c12bd5ac1f6f","isrc":"USDY42056354","name":"Deadpool vs. Thanos Rap","registered_at":"2026-06-29T14:05:01Z","spotify_id":"2cKpMjDvoTTVexYAVfdyjU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77e086f87a8da7edf660c052815f556d2147963fdecc422a61e2c12bd5ac1f6f. 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/2cKpMjDvoTTVexYAVfdyjU.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/2cKpMjDvoTTVexYAVfdyjU.
Spiderman vs. Spiderman vs. Spiderman Rap
{"copyright_id":"0x5a273ec9a072cd83858e3f3b0c1fb050a2353915af2c01f2c7a845df71830224","isrc":"USHM22165308","name":"Resident Evil Village Rap","registered_at":"2026-06-29T14:02:00Z","spotify_id":"5stRmcRHQ57GmxFmhIHejN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a273ec9a072cd83858e3f3b0c1fb050a2353915af2c01f2c7a845df71830224. 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/5stRmcRHQ57GmxFmhIHejN.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/5stRmcRHQ57GmxFmhIHejN.
Five Nights At Freddy's Security Breach Rap
Creepypastas vs. Películas de Terror V5. Gold Edition
{"copyright_id":"0xca0f37e6d6551aeef9577a126398947b5affe6ba083fb36a78788946b162a550","isrc":"QZWFQ2302960","name":"Creepypastas vs. Películas de Terror V5. Gold Edition","registered_at":"2026-06-18T11:53:20Z","spotify_id":"2JbWlKgDVncXnrWe7AAYqJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca0f37e6d6551aeef9577a126398947b5affe6ba083fb36a78788946b162a550. 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/2JbWlKgDVncXnrWe7AAYqJ.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/2JbWlKgDVncXnrWe7AAYqJ.