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 0x64ce89efb4a9c0e2b08dd03caf68c7aa1d174e159d77a1e895ba3b9354c3428e. 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/2d99b433-7e02-42cb-820a-3726c211ea03.json and https://artists.proofprofile.net/proofs/artist/2d99b433-7e02-42cb-820a-3726c211ea03.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Queen Of Saint Mary’s Choir - Acoustic Version
Shaky Bridges (feat. The McCrary Sisters)
{"copyright_id":"0xce2aba1ebbbd1e3e384fbcfee5034a9884e8a68cc6ddc32e2afb60c093bb9fac","isrc":"QM4MA1800199","name":"Greetings from Niagara Falls","registered_at":"2026-06-29T08:20:01Z","spotify_id":"2VWExHkKkkovuLFxblAv5o","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 0xce2aba1ebbbd1e3e384fbcfee5034a9884e8a68cc6ddc32e2afb60c093bb9fac. 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/2VWExHkKkkovuLFxblAv5o.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/2VWExHkKkkovuLFxblAv5o.
The 13th Apostle (feat. The Wood Brothers)
What the Hell is Wrong with Me (feat. Fancy Hagood)
Waiting to Be Moved (feat. Natalie Hemby)
As the Curtain Came Down (feat. Audra Mae & Dan Tyminski)
Don’t Wanna Write This Song - The Acoustic Sessions
{"copyright_id":"0x55401ee738f242236f95eecc05e26cc189cc00a4b69e07c61038844605ae1390","isrc":"QM3E21906190","name":"Don’t Wanna Write This Song - The Acoustic Sessions","registered_at":"2026-06-06T16:52:13Z","spotify_id":"15rzB9pYy9vOrbI8Lo0iXG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55401ee738f242236f95eecc05e26cc189cc00a4b69e07c61038844605ae1390. 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/15rzB9pYy9vOrbI8Lo0iXG.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/15rzB9pYy9vOrbI8Lo0iXG.