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 0x9d3c10ecfc2ae8d2f8da6e4ded75a4ebb04fa2e9e9fc782cf7e77c32e16bd95b. 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/52b3b7ab-1452-442e-8180-c398e22e8c0c.json and https://artists.proofprofile.net/proofs/artist/52b3b7ab-1452-442e-8180-c398e22e8c0c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xf7040d5fbe56c3c8abf9a2b125c960dd702e85b2c98b8a7c8ba04ba3940c6b3d","isrc":"USUG12200465","name":"Bama Boy","registered_at":"2026-06-11T02:45:22Z","spotify_id":"17ciOpi3eCKjSEtsd50bMV","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 0xf7040d5fbe56c3c8abf9a2b125c960dd702e85b2c98b8a7c8ba04ba3940c6b3d. 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/17ciOpi3eCKjSEtsd50bMV.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/17ciOpi3eCKjSEtsd50bMV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628ccc7678df5055f5a45b3a5cb750655276e1c59539de7a2cee68a60873fa56. 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/0caVtAEjZQP9q3blFwTVOE.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/0caVtAEjZQP9q3blFwTVOE.
{"copyright_id":"0xbc3ea79f882aa687d8df310e77845cbf7f466a88b1203f08ef67b774ea2db76a","isrc":"QZHN62072414","name":"Track Star","registered_at":"2026-06-04T11:54:22Z","spotify_id":"1W1kOLMIYoX1GaVdoCj5Nt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc3ea79f882aa687d8df310e77845cbf7f466a88b1203f08ef67b774ea2db76a. 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/1W1kOLMIYoX1GaVdoCj5Nt.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/1W1kOLMIYoX1GaVdoCj5Nt.
{"copyright_id":"0x4c0b95c4b9355d7c4f4a66a988196fcdf0794ea537ca43a94a3aee6c8dc0d35f","isrc":"USUG12200467","name":"Dream Girl","registered_at":"2026-06-08T11:37:41Z","spotify_id":"0D9yFNonZMiIP3J7nHDZCv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c0b95c4b9355d7c4f4a66a988196fcdf0794ea537ca43a94a3aee6c8dc0d35f. 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/0D9yFNonZMiIP3J7nHDZCv.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/0D9yFNonZMiIP3J7nHDZCv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x048b450fb1ded296c1ce6fd6507089024e07e8ec574985b2c922d3322a3c416e. 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/1tHXboCfy0SMtLbRFk8xY2.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/1tHXboCfy0SMtLbRFk8xY2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6119548bd8b19126cb79d2cd123c26ca573805669a159b5c72463297d748582b. 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/6rv3zMl5Y52VV5HGWyeqPO.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/6rv3zMl5Y52VV5HGWyeqPO.
{"copyright_id":"0xa69f96cf164249172bd042dfe25806df44943cb2ecda5264b3aaaece135a3e92","isrc":"USUG12200470","name":"Life Speed","registered_at":"2026-06-08T19:38:37Z","spotify_id":"0dsEHUh2PThzcKfzqQziZl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa69f96cf164249172bd042dfe25806df44943cb2ecda5264b3aaaece135a3e92. 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/0dsEHUh2PThzcKfzqQziZl.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/0dsEHUh2PThzcKfzqQziZl.
{"copyright_id":"0x73f56ae9e6bf52b91329d238f37c4e5c5c9fb31d37d89b69206fdcf2263d9f30","isrc":"USUG12200463","name":"Scuba Diving","registered_at":"2026-06-06T21:45:35Z","spotify_id":"3iPgfqhAKUMDygocWUmtOb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73f56ae9e6bf52b91329d238f37c4e5c5c9fb31d37d89b69206fdcf2263d9f30. 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/3iPgfqhAKUMDygocWUmtOb.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/3iPgfqhAKUMDygocWUmtOb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51023d0a09861d2cfe2b1b2db96199fec35c454749897eb40895723068258a67. 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/7ikBXLjiqBOW0Uapur3Uyi.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/7ikBXLjiqBOW0Uapur3Uyi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46589e5f054c31e5b3adf5f31ccb35c899c667df013ddd31e0bccfdf4c301305. 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/3089NNVMLySf0OTPAvMRmm.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/3089NNVMLySf0OTPAvMRmm.
{"copyright_id":"0xfadd711d38c4b9f7d9b814eaba4c6ed890a403dda424d3407efbcd75ee781fd5","isrc":"USUG12200472","name":"Melodic Therapy","registered_at":"2026-06-10T03:13:09Z","spotify_id":"6JCzTUMKRZncGS6LQvBkA2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfadd711d38c4b9f7d9b814eaba4c6ed890a403dda424d3407efbcd75ee781fd5. 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/6JCzTUMKRZncGS6LQvBkA2.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/6JCzTUMKRZncGS6LQvBkA2.
Track Star (Remix 2.0) [feat. Chris Brown, A Boogie wit da Hoodie & Yung Bleu]
{"copyright_id":"0x2421cfec03b9f67e3678c7a21586bfffd1b998e8be8223633338f28108c17aee","isrc":"USUG12102246","name":"Track Star (Remix 2.0) [feat. Chris Brown, A Boogie wit da Hoodie & Yung Bleu]","registered_at":"2026-06-04T13:08:58Z","spotify_id":"4BYYkcyjK6PgpNrwJIWuKY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2421cfec03b9f67e3678c7a21586bfffd1b998e8be8223633338f28108c17aee. 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/4BYYkcyjK6PgpNrwJIWuKY.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/4BYYkcyjK6PgpNrwJIWuKY.
{"copyright_id":"0x7c55dfde3f8aea5ea17c8a5d5d609116a3fe9a7f23d4ef9c7881c5f1e560077b","isrc":"TCAHI2370002","name":"I Want You","registered_at":"2026-06-09T18:18:40Z","spotify_id":"2gQBrdkrZ8XsXRKwxrRnwo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c55dfde3f8aea5ea17c8a5d5d609116a3fe9a7f23d4ef9c7881c5f1e560077b. 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/2gQBrdkrZ8XsXRKwxrRnwo.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/2gQBrdkrZ8XsXRKwxrRnwo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8eff75f76c1056a724ff3e1d4d26fc6111f119f202dcbdd5e566e360592a0b4. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/67AgOrAogVDA4tvtWnSGcR.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/67AgOrAogVDA4tvtWnSGcR.
{"copyright_id":"0xfafc83a3d0e08cf1132f8472d63f59353f46ebdaa224ae5fee9973b3281ba7ff","isrc":"TCAHC2354418","name":"iFone (Radio Version)","registered_at":"2026-06-08T22:17:19Z","spotify_id":"1ogO3SFbDkGZxx2DOFMqyx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfafc83a3d0e08cf1132f8472d63f59353f46ebdaa224ae5fee9973b3281ba7ff. 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/1ogO3SFbDkGZxx2DOFMqyx.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/1ogO3SFbDkGZxx2DOFMqyx.
{"copyright_id":"0xd8285a9b2a7c3bbe0a5879fe578dc5ff63eab2fe25f3b808df64379a39ca8648","isrc":"TCAHC2394745","name":"Big Boss","registered_at":"2026-06-25T10:07:14Z","spotify_id":"4cAI6HpoyoUTKMAah2TsDf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8285a9b2a7c3bbe0a5879fe578dc5ff63eab2fe25f3b808df64379a39ca8648. 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/4cAI6HpoyoUTKMAah2TsDf.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/4cAI6HpoyoUTKMAah2TsDf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x539e26d51a18b3a4108e0c06d6c2e18d02a038cfee819da7026b50eb95ab404c. 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/5beTA15SdNvddg8OwcoWyi.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/5beTA15SdNvddg8OwcoWyi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeab1df4d819d69a3a617ccea39e68e618866a2444c33aadb849c3ab4e06cc244. 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/1QHHAqcTwIlkRcZuUu8joP.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/1QHHAqcTwIlkRcZuUu8joP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628ccc7678df5055f5a45b3a5cb750655276e1c59539de7a2cee68a60873fa56. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2mXF6ESFIpE3BcJIscWQ4p.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/2mXF6ESFIpE3BcJIscWQ4p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628ccc7678df5055f5a45b3a5cb750655276e1c59539de7a2cee68a60873fa56. 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/4jHz6x0LTLdRsAnWWlVx5w.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/4jHz6x0LTLdRsAnWWlVx5w.
{"copyright_id":"0x619faebe09e77be0c05ae3115b0d38ad28d447ed6ef1f96793158c4d67134dc5","isrc":"QZNWT2189973","name":"Zodiac Killer","registered_at":"2026-06-09T09:45:37Z","spotify_id":"34h0GXDBWQoSLy3omSHi3V","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x619faebe09e77be0c05ae3115b0d38ad28d447ed6ef1f96793158c4d67134dc5. 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/34h0GXDBWQoSLy3omSHi3V.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/34h0GXDBWQoSLy3omSHi3V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc3ea79f882aa687d8df310e77845cbf7f466a88b1203f08ef67b774ea2db76a. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0CnDdNUfA6KHPMG6Ajj3D7.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/0CnDdNUfA6KHPMG6Ajj3D7.
{"copyright_id":"0xdfdb13758b4e4c6d91239571a544360f03cc8cbf1236bc8e966068db6fe88d93","isrc":"USUG12102308","name":"Track Star (Remix)(feat. Chris Brown)","registered_at":"2026-06-25T10:05:43Z","spotify_id":"1CIlEgXmF6oP1bhGLdpgdr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfdb13758b4e4c6d91239571a544360f03cc8cbf1236bc8e966068db6fe88d93. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1CIlEgXmF6oP1bhGLdpgdr.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/1CIlEgXmF6oP1bhGLdpgdr.
Track Star (Remix 2.0)(feat. Chris Brown, A Boogie wit da Hoodie & Yung Bleu)
{"copyright_id":"0x2421cfec03b9f67e3678c7a21586bfffd1b998e8be8223633338f28108c17aee","isrc":"USUG12102246","name":"Track Star (Remix 2.0)(feat. Chris Brown, A Boogie wit da Hoodie & Yung Bleu)","registered_at":"2026-06-04T13:08:58Z","spotify_id":"53sTK6KBrvsuqKT9qNpS5d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2421cfec03b9f67e3678c7a21586bfffd1b998e8be8223633338f28108c17aee. 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/53sTK6KBrvsuqKT9qNpS5d.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/53sTK6KBrvsuqKT9qNpS5d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x410059994b37967527d8f22397f5361db57c9f1c417d029890d04c7b806a3423. 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/25RqaN8gzxP4xzd8QBKi3o.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/25RqaN8gzxP4xzd8QBKi3o.
{"copyright_id":"0xbf3abbe183477dac1c81053be35020cd6c1bb6c3a4fb3486ba9fc23ae64bfab5","isrc":"USHM81901575","name":"Play Your Part","registered_at":"2026-06-19T15:21:21Z","spotify_id":"35k2LwzDHX2AU8OvyMRZzO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf3abbe183477dac1c81053be35020cd6c1bb6c3a4fb3486ba9fc23ae64bfab5. 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/35k2LwzDHX2AU8OvyMRZzO.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/35k2LwzDHX2AU8OvyMRZzO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x272981f28f5b6a13f92548075d227278e8dcbd78c10fe874039a82722164566d. 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/6EDfTYsrylzPP2BupeMHlc.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/6EDfTYsrylzPP2BupeMHlc.
{"copyright_id":"0x42464ca2dc586ee572cd11c21bc2199d769793900941797f46af7c28f3cc2405","isrc":"USUM72113173","name":"Rain On Your Skin (feat. Mooski)","registered_at":"2026-06-08T02:47:19Z","spotify_id":"08wZndtbIKuwFehQ9YggQk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42464ca2dc586ee572cd11c21bc2199d769793900941797f46af7c28f3cc2405. 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/08wZndtbIKuwFehQ9YggQk.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/08wZndtbIKuwFehQ9YggQk.