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 0x2801111eb57266c06f2491d3d6b4b00773dcdeede6b1b76629e5129775853007. 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/6e70a611-073f-4fc8-854e-a59c73750db8.json and https://artists.proofprofile.net/proofs/artist/6e70a611-073f-4fc8-854e-a59c73750db8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Gentle To Your Senses, Easy On Your Mind
The Very Best of the Original Recordings
Rock 'n' Roll (I Gave You the Best Years of My Life)
La Véritable Musique Irlandaise - Les Plus Belles Chansons d'Amour
{"copyright_id":"0x0a4ef57f5558679930038b4aceb9e4ae2bc33e3328c4f25e58c7188808436c53","isrc":"USA2P1687301","name":"Could I Have This Dance","registered_at":"2026-06-08T06:27:18Z","spotify_id":"3muOsU5ZCGk2mALKHmfgFB","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 0x0a4ef57f5558679930038b4aceb9e4ae2bc33e3328c4f25e58c7188808436c53. 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/3muOsU5ZCGk2mALKHmfgFB.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/3muOsU5ZCGk2mALKHmfgFB.