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 0x3671de7e22e3920b26ddf50279445b2bc37cb73a9231b7498bf81ce5df886f82. 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/05695f7c-fd5a-45e4-9d58-8290fd70de9b.json and https://artists.proofprofile.net/proofs/artist/05695f7c-fd5a-45e4-9d58-8290fd70de9b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe7efe65070e4cd13514bac52eeacb17817211be9341ffc3616d2e0de1f4f45f9","isrc":"CA5KR2209290","name":"Sweet Dreams","registered_at":"2026-06-08T22:22:22Z","spotify_id":"3Gac4oSf7gfYH9SfvAkGZA","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 0xe7efe65070e4cd13514bac52eeacb17817211be9341ffc3616d2e0de1f4f45f9. 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/3Gac4oSf7gfYH9SfvAkGZA.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/3Gac4oSf7gfYH9SfvAkGZA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fa084759bb4e690f8962d2e605670d6ba788e1e436e69857295c52a5ad80445. 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/3EwWhvB5HD9ebRGyVRWok9.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/3EwWhvB5HD9ebRGyVRWok9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x135ca24ebd977142852780c67e88eb6339b9b968ef2c2fa648cd6c2f95bf48f7. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Fx9Kd8HRofLxj371Zf3Uh.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/0Fx9Kd8HRofLxj371Zf3Uh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3634e3ba2e7335a84cbef9717a6b54a0426f42b0a2fdf3330a2b2a5ce0a5c6d0. 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/4rSbj3uMHDRrPiFCblaFEw.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/4rSbj3uMHDRrPiFCblaFEw.
{"copyright_id":"0xcc8fb6a52bd9162844618bdae42ad68ec8b00e2b6acb399dee32d58ffbe98f75","isrc":"DEPI82415494","name":"i like the way you kiss me","registered_at":"2026-06-04T13:04:48Z","spotify_id":"4Hh9JZp1DVZzVdY89hsoC0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc8fb6a52bd9162844618bdae42ad68ec8b00e2b6acb399dee32d58ffbe98f75. 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/4Hh9JZp1DVZzVdY89hsoC0.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/4Hh9JZp1DVZzVdY89hsoC0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f435df491b35c9441a2083f3cf8c874e03151a5493cec34ee7303d1d6515a10. 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/0nEzdu6b7cf6OVNE3Oz1Om.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/0nEzdu6b7cf6OVNE3Oz1Om.
{"copyright_id":"0xd294f13e5a0562aa495419f50416578bcc1e93aab4db688f0f4099ce89e2131f","isrc":"NL1DT2400347","name":"In Your Arms (Something)","registered_at":"2026-06-04T08:06:14Z","spotify_id":"4LGAEKEmJ9YYKH88wIVIJu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd294f13e5a0562aa495419f50416578bcc1e93aab4db688f0f4099ce89e2131f. 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/4LGAEKEmJ9YYKH88wIVIJu.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/4LGAEKEmJ9YYKH88wIVIJu.
{"copyright_id":"0x543b0fdd303d02d9b26e53e38655ab0b6ae8af06dce31259af968412ba02cdfe","isrc":"GX8LE2481756","name":"Rave Symphony","registered_at":"2026-06-04T12:10:32Z","spotify_id":"4ctABquemdunjjWwuMjOBJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x543b0fdd303d02d9b26e53e38655ab0b6ae8af06dce31259af968412ba02cdfe. 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/4ctABquemdunjjWwuMjOBJ.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/4ctABquemdunjjWwuMjOBJ.
{"copyright_id":"0xe509500c37baad8f6162123673825d5d49730303ba244fd2a173ac8fa36c06ef","isrc":"NL1DT2300212","name":"Sweet Dreams - Hypertechno Mix","registered_at":"2026-06-05T09:28:35Z","spotify_id":"1fGi8uTSFshgPSRHdyjhMx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe509500c37baad8f6162123673825d5d49730303ba244fd2a173ac8fa36c06ef. 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/1fGi8uTSFshgPSRHdyjhMx.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/1fGi8uTSFshgPSRHdyjhMx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25aa0380ab796782a052f9cec03012354be4254f25b2b404e48572bd17d852e5. 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/77GjZitkAVaUeN3d8yHwdW.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/77GjZitkAVaUeN3d8yHwdW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5842ff701f6ce6d1e0cfeb3dd6b6714bb0e286282dd2710ad4c525dd74e7a341. 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/0YRZxKz5thqc4IEDRFTv3K.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/0YRZxKz5thqc4IEDRFTv3K.
{"copyright_id":"0xe9484c4b6c77eddcbdfaf47946b2760210c5584c5f73fdd102f7099662275d7a","isrc":"DEPI82300825","name":"Gangsta's Paradise","registered_at":"2026-06-19T16:17:05Z","spotify_id":"7qM3SwxyaqeNrRlbpE2ofZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9484c4b6c77eddcbdfaf47946b2760210c5584c5f73fdd102f7099662275d7a. 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/7qM3SwxyaqeNrRlbpE2ofZ.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/7qM3SwxyaqeNrRlbpE2ofZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x917ef683ecaa2d34284c138e0c0a3d8b511ea60eb1d680be1e7a59c311f29e63. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5a6BFTAmY44uo43SV7gv9U.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/5a6BFTAmY44uo43SV7gv9U.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61854a666f7a220e2cf34d73a46d0436d9640418c72c0f6594f124c53876c0af. 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/6tquegi54SfRB8LRG19L9O.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/6tquegi54SfRB8LRG19L9O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabf0b7ee97e5a8b98176494d82dcf08f14c302fe9ee011c23c4f6b37224f3162. 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/6gT6nhAxtli4xZNVmcM8HK.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/6gT6nhAxtli4xZNVmcM8HK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60d654443449373bca8698b6391f64f2a515667c2cc01b95e1cc3a1f31254ffd. 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/4lZy71O5THGFUoTKcQFGfW.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/4lZy71O5THGFUoTKcQFGfW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09bfcd5b8b54e1e76bda508e63b2a4b9afb1119d986a3a52a6728c18702ef4d1. 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/5goZV2x1FHMvDXfr3lmkEv.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/5goZV2x1FHMvDXfr3lmkEv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf2140c0e62d1982c6e177bd68eb5241132831e5d8e20b78f41592679fa773aa. 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/0Ee1KX5vvcEfUgmGxUUwjD.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/0Ee1KX5vvcEfUgmGxUUwjD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf48272d6078c176c4a149631eb204b0f00af6dbe0795f850577e31d4bb10143. 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/7D6ACeXtLx97C3pAjZP5WZ.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/7D6ACeXtLx97C3pAjZP5WZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x027a70552d868f88fc8d92f66308dd6dbff722c000bd9f517d31cb7d17505c5a. 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/5OOzSpnz3eHwmXirdvTG1k.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/5OOzSpnz3eHwmXirdvTG1k.
{"copyright_id":"0x51ec4fdbeb18af3b158faeb9632fb6fca92379d8121aef1dff5d1549d07096fc","isrc":"DEPI82504339","name":"Prayer in C","registered_at":"2026-06-06T18:53:30Z","spotify_id":"5xhR9sh7WBVDnIoabTy0X4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51ec4fdbeb18af3b158faeb9632fb6fca92379d8121aef1dff5d1549d07096fc. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5xhR9sh7WBVDnIoabTy0X4.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/5xhR9sh7WBVDnIoabTy0X4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16a0c7f4577ae7e02882d88d785a9c9d746a9a444c07debe6d13019be4808541. 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/30fiLbuGqTx2IJpgDv8GTh.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/30fiLbuGqTx2IJpgDv8GTh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23dc01568116569559dd8023469f4ca874f0593f341204f965684693b3bd26f5. 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/7wJm5CebLRoo777Zz8vdUT.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/7wJm5CebLRoo777Zz8vdUT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x679311e65834461683ecdcb1f41525bc558d28a160d165729712aecf8c3ee0d0. 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/346UGn3fmbkOM3KsxCmfSe.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/346UGn3fmbkOM3KsxCmfSe.
{"copyright_id":"0xb4fe4d5de25124e5fb2ea82a03c5b7e36dcc027ac30bc601b2f5a7e1458c07af","isrc":"GXESV2419572","name":"Mr. Brightside","registered_at":"2026-06-05T13:37:40Z","spotify_id":"7a9UILSszT4UsjB6ADY4gY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4fe4d5de25124e5fb2ea82a03c5b7e36dcc027ac30bc601b2f5a7e1458c07af. 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/7a9UILSszT4UsjB6ADY4gY.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/7a9UILSszT4UsjB6ADY4gY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x150e11fd677aace501456f5bb5294f799911d4f027a8e2598bac58acc83a327d. 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/1WwfIOMp2lr2FWljHCubDH.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/1WwfIOMp2lr2FWljHCubDH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd294f13e5a0562aa495419f50416578bcc1e93aab4db688f0f4099ce89e2131f. 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/6GS6sRdXpd6sAY9a114Gls.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/6GS6sRdXpd6sAY9a114Gls.
{"copyright_id":"0xe509500c37baad8f6162123673825d5d49730303ba244fd2a173ac8fa36c06ef","isrc":"NL1DT2300212","name":"Sweet Dreams - Hypertechno Mix","registered_at":"2026-06-05T09:28:35Z","spotify_id":"4gByTnHVMDq5PACih4l4Q6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe509500c37baad8f6162123673825d5d49730303ba244fd2a173ac8fa36c06ef. 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/4gByTnHVMDq5PACih4l4Q6.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/4gByTnHVMDq5PACih4l4Q6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x917ef683ecaa2d34284c138e0c0a3d8b511ea60eb1d680be1e7a59c311f29e63. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uufPnTOQEI12nhN4gYGv1.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/3uufPnTOQEI12nhN4gYGv1.
{"copyright_id":"0xcc8fb6a52bd9162844618bdae42ad68ec8b00e2b6acb399dee32d58ffbe98f75","isrc":"DEPI82415494","name":"i like the way you kiss me","registered_at":"2026-06-04T13:04:48Z","spotify_id":"1QpId09dyoJiSBMXQfbSZM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc8fb6a52bd9162844618bdae42ad68ec8b00e2b6acb399dee32d58ffbe98f75. 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/1QpId09dyoJiSBMXQfbSZM.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/1QpId09dyoJiSBMXQfbSZM.