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 0x2a19364a6c861a44711a364e09e183ac54b208876a9009ce2513064244c86f2f. 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/0ebfe72d-fa4b-43af-b800-3824812c5a75.json and https://artists.proofprofile.net/proofs/artist/0ebfe72d-fa4b-43af-b800-3824812c5a75.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x9bd537b6d5db0e80af80ebc37fe8d0f32ac01d88e696a3540693c3306a2e9083","isrc":"USLD91742690","name":"Stuck In My Ways","registered_at":"2026-06-08T22:01:39Z","spotify_id":"4VTsnJUPlrL4YsWnXsfd1F","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 0x9bd537b6d5db0e80af80ebc37fe8d0f32ac01d88e696a3540693c3306a2e9083. 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/4VTsnJUPlrL4YsWnXsfd1F.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/4VTsnJUPlrL4YsWnXsfd1F.
{"copyright_id":"0x0d8c70a935b3316e7ce316e9fb6501f64fb53f157467994e67df9f71ea1158ad","isrc":"USLD91737218","name":"Block Babies","registered_at":"2026-06-05T12:14:00Z","spotify_id":"2sHDZMAbrabNNtgVTQifgx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d8c70a935b3316e7ce316e9fb6501f64fb53f157467994e67df9f71ea1158ad. 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/2sHDZMAbrabNNtgVTQifgx.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/2sHDZMAbrabNNtgVTQifgx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x610f40477883d5d44b23de1111909794d25d98c690b7ea5af29e3afea764dc7c. 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/4gfMy1g8KrfSiUTz6AZTYX.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/4gfMy1g8KrfSiUTz6AZTYX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad36ba5be758461a2dd1423eab6bf704b3b3072d2329c5994a3f0b5f9450f83d. 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/3JUUQWZRV47id9KxNuEmqf.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/3JUUQWZRV47id9KxNuEmqf.
{"copyright_id":"0xa93f922cbb9819cf331e5a09de4b9f4704a724fede194f0552bdad24f1ee95fe","isrc":"USLD91737221","name":"P Funk (feat. Rucci)","registered_at":"2026-06-04T08:00:12Z","spotify_id":"6HGbmCWIv817BYeo6uTnBb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa93f922cbb9819cf331e5a09de4b9f4704a724fede194f0552bdad24f1ee95fe. 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/6HGbmCWIv817BYeo6uTnBb.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/6HGbmCWIv817BYeo6uTnBb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a14dee20070797afb5fac596d8e2bacb44c00dacedd7f6f3db601cb03fbd394. 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/7qxiChOYFtOHLRt4AIbXNm.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/7qxiChOYFtOHLRt4AIbXNm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04dc2e319120c8719d3ead89b1b9309f096b6a4d329f343f7c105c453ec28b2f. 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/3UfhCL2g33DNoAfPORVc2W.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/3UfhCL2g33DNoAfPORVc2W.
{"copyright_id":"0x004cadf8e809ea5b67a5ea4f77f16d115f30c391341de9a580c3f7967f82d742","isrc":"QZES72262316","name":"Confidential (feat. Jali$co)","registered_at":"2026-06-10T05:58:11Z","spotify_id":"0REXnjbFeOn8G5CeBBqZ6J","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x004cadf8e809ea5b67a5ea4f77f16d115f30c391341de9a580c3f7967f82d742. 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/0REXnjbFeOn8G5CeBBqZ6J.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/0REXnjbFeOn8G5CeBBqZ6J.
Prezi On My Wrist (feat. Imafool & Doeboi909)
Overkill (feat. Inkyboylexx & Anthoe the Great)
Jugglin (feat. Mustard & Baby Stone Gorillas)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacbb8a9900b81f0d3e5d5188c67d012b14e7b9131a62229316d9f856d4461f6e. 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/2Yp0j2l3iSLV2eTeXAN0Cd.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/2Yp0j2l3iSLV2eTeXAN0Cd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f72db3e452ce9424e8738d3ed4e04850419929ee130cddd6dd930a214f31d16. 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/5CGvEttERyveT4Y2nAbR4m.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/5CGvEttERyveT4Y2nAbR4m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76e76795ed3595e00aaba8986c1df7c09902ae89638448cb537f907ee65003a4. 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/3b4DivFSuXY9hc58lqN9Je.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/3b4DivFSuXY9hc58lqN9Je.