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 0x7b18edec74a4ba032c7f36525a4b6f01fbd0e5a86d12700770ca7e88569912f9. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/90177812-1adf-4141-9fd1-df50bd6275d0.json and https://artists.proofprofile.net/proofs/artist/90177812-1adf-4141-9fd1-df50bd6275d0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Head That Wears the Crown (feat. Jerry Douglas & Wendy Moten)
Santa Be Good to Me (feat. The Time Jumpers)
John Oates with the Good Road Band - Live
That'll Never Happen No More - DittyTV Session
Pallet Soft and Low - Edited Studio 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 0xd571f214f20f22f585efa4e58df671cd6993ca264d4a3b3944c0b357de6b8825. 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/1xyWNVOODfjt66XKT9ytpE.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/1xyWNVOODfjt66XKT9ytpE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34ed965a829fdac082297b2d37e36e848f579c717006de51d82efd9bd40c3c2a. 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/7j74lucZ59vqN67Ipe2ZcY.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/7j74lucZ59vqN67Ipe2ZcY.
{"copyright_id":"0x7597e325531de9061d6355314098f0f590994b7954db9f52fb6c2a0ce05a09ff","isrc":"QMRSZ1800537","name":"Philly Forget Me Not (with Train)","registered_at":"2026-06-06T10:39:37Z","spotify_id":"3T4iSOOStNDog0cgIPBiaU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7597e325531de9061d6355314098f0f590994b7954db9f52fb6c2a0ce05a09ff. 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/3T4iSOOStNDog0cgIPBiaU.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/3T4iSOOStNDog0cgIPBiaU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34ed965a829fdac082297b2d37e36e848f579c717006de51d82efd9bd40c3c2a. 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/6jWsVZnsvO6oqvFG5jEt6d.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/6jWsVZnsvO6oqvFG5jEt6d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cab97915150b64f5c9a23ff7321236c0419805261642686ca5dc634d05bba24. 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/2mrIiBaHn3DFp75MY988rB.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/2mrIiBaHn3DFp75MY988rB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e40638faa069eb72a174692f9245ae541345ad7354fa1285e25a76929cf23fa. 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/3xdztGt3bDG1EVgQLPvwBT.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/3xdztGt3bDG1EVgQLPvwBT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34ed965a829fdac082297b2d37e36e848f579c717006de51d82efd9bd40c3c2a. 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/4YJS7OiD8NbPhvtow3YznU.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/4YJS7OiD8NbPhvtow3YznU.
An American Troubadour: The Songs Of Steve Forbert
I'm Just a Kid (Don't Make Me Feel Like a Man)
{"copyright_id":"0x16f176a60caf1d4f60ad14535cb62738ad9f874f7a04e3f4ef360058cda6f68f","isrc":"USAT20000623","name":"I'm Just a Kid (Don't Make Me Feel Like a Man)","registered_at":"2026-06-10T15:34:46Z","spotify_id":"7ddLG6NBq8hWfExqASWBO0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16f176a60caf1d4f60ad14535cb62738ad9f874f7a04e3f4ef360058cda6f68f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7ddLG6NBq8hWfExqASWBO0.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/7ddLG6NBq8hWfExqASWBO0.