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 0x94ab4e28f96ae989299eb392619814568448e4d463d97606cb7b6b2c948ac705. 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/12d4b5a6-7491-4117-b97c-e3b4c0bac450.json and https://artists.proofprofile.net/proofs/artist/12d4b5a6-7491-4117-b97c-e3b4c0bac450.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
This Could Have Been It - acoustic version
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 0x43db1c028ab63729987d2086a63086b1a2fb04e0509b5b63e8b06802180b2e70. 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/2TzNOM1HvmykaiSVzp6KOO.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/2TzNOM1HvmykaiSVzp6KOO.
Take A Walk (feat. Liset Alea) - [Mixed]
Global Underground: Afterhours 8 (Mixed)
Global Underground: Afterhours 8/Unmixed
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x675ce7b007568b9354b1a97647586c6ebc3c21b996c23961b23eb487c3575d12. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Lpzwxua72bPhTyfwtElWs.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/6Lpzwxua72bPhTyfwtElWs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52028f2d55d220f88bcf532d7875a4dddfa8d997e73291ff3f70c54e0950e296. 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/0yzNIVCgHBH6hEVtwVAT2r.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/0yzNIVCgHBH6hEVtwVAT2r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7f6bbbb613249583a29682455eed77e4b02f2e6702c1cf0613adcc28ffbcc57. 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/20wRcpmj9kluNADFm7X1r7.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/20wRcpmj9kluNADFm7X1r7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x675ce7b007568b9354b1a97647586c6ebc3c21b996c23961b23eb487c3575d12. 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/4Pg85v1eeTDPSMpJIuuq9v.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/4Pg85v1eeTDPSMpJIuuq9v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fd1eae1a5afdde760197368399f96106ae51b3077b69c4b8851bc1f41d4eab0. 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/6HXwzXOTNlk7Vcqxt1uKPh.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/6HXwzXOTNlk7Vcqxt1uKPh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe56805546363bbc926221fb8f1df5504aa83b061e667cc72a7d08c0f78f7a1f1. 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/7IdWLECbLvTId0QTSk7Wnh.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/7IdWLECbLvTId0QTSk7Wnh.
What Is Real - Video Edit, Deep in the Playa Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fd1eae1a5afdde760197368399f96106ae51b3077b69c4b8851bc1f41d4eab0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7fIxkjVRrbX3LeJFhy9mFj.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/7fIxkjVRrbX3LeJFhy9mFj.
Ever Fallen in Love - Unlocked Destination
{"copyright_id":"0x0fb46a1b7b74803b3c0243153b3cc48561d6818bcefa55f9f5bc28846091ca09","isrc":"FR13Z1600131","name":"Ever Fallen in Love - Unlocked Destination","registered_at":"2026-06-22T19:30:02Z","spotify_id":"4jMGjZxJjPt1eABiPu5vPr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fb46a1b7b74803b3c0243153b3cc48561d6818bcefa55f9f5bc28846091ca09. 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/4jMGjZxJjPt1eABiPu5vPr.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/4jMGjZxJjPt1eABiPu5vPr.