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 0x8732ba71ebbfe25699900fac8502766fc7966eb1bfb2dca57d7b6f3a99e6baf0. 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/a8a6d8e5-e465-4cbd-aa2f-2e29d6325105.json and https://artists.proofprofile.net/proofs/artist/a8a6d8e5-e465-4cbd-aa2f-2e29d6325105.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x5532eaafd5e0451ef91c7ef44a0e9b531aa9dccd8053e394dd82a28b7f827ccc","isrc":"NLT2H2300350","name":"Blooming Days","registered_at":"2026-06-09T11:30:24Z","spotify_id":"79p2DSBDiBYc0CPA802Yc9","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 0x5532eaafd5e0451ef91c7ef44a0e9b531aa9dccd8053e394dd82a28b7f827ccc. 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/79p2DSBDiBYc0CPA802Yc9.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/79p2DSBDiBYc0CPA802Yc9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a36036f0e14c402011665bfbb77c1cea30d28c875d60922b204ad3f693f5a52. 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/4f06fXSVebGiMlVxsn8wBI.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/4f06fXSVebGiMlVxsn8wBI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e55595e00f089c887ba7f8e4dbd45e5f42ec65371d699c8b17d1c87ecfe23c. 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/3vAtlpFAZWEayXYgGzHt2j.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/3vAtlpFAZWEayXYgGzHt2j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9607d79fe524470915e3728468f1f6c0d7c9abad3f24bf0fe81e1b8e97d074d6. 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/4Fwd1QjqB5ZPq0HVHW9DJY.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/4Fwd1QjqB5ZPq0HVHW9DJY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ac82824a5289495727b0c381dc35bf0bb42ce4cb7dcf959d128e76131c3a02c. 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/4aHoRiFIxFGWgWnpeYeQUN.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/4aHoRiFIxFGWgWnpeYeQUN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4931522bc79197da221fe5bd6d002f0d3fc15c260290ba4a4fc07582e552685. 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/1nCEqGIIsgg7ceARPZFwLG.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/1nCEqGIIsgg7ceARPZFwLG.
{"copyright_id":"0x7a8d1bfcb4b472425f946ad7caa4a5ea8bf115396f0dae72e382dbde9de5bea4","isrc":"UKZGC2303613","name":"Pinot Noir","registered_at":"2026-06-06T05:27:36Z","spotify_id":"0Eal9iFKN74sKkZctFcNNz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a8d1bfcb4b472425f946ad7caa4a5ea8bf115396f0dae72e382dbde9de5bea4. 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/0Eal9iFKN74sKkZctFcNNz.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/0Eal9iFKN74sKkZctFcNNz.
{"copyright_id":"0xc92a2ee8ecd9211c77a2c685ffbb0b2d740b15e2ac12f15485f1e4df5f1b79bb","isrc":"UKZGC2303614","name":"Ugni Blanc","registered_at":"2026-06-06T05:30:35Z","spotify_id":"6qjzWcFrgAUOrJpJqv69Sg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc92a2ee8ecd9211c77a2c685ffbb0b2d740b15e2ac12f15485f1e4df5f1b79bb. 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/6qjzWcFrgAUOrJpJqv69Sg.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/6qjzWcFrgAUOrJpJqv69Sg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a2fdcd198bc63b9ea716f4f273c917c52034ccf27f3d1294dcc981a2e13d0f6. 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/3IwE7GwMZhDSiB1lGa3swv.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/3IwE7GwMZhDSiB1lGa3swv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd088b4954b962e80d7415c1134049e8b125b32d468e9909ad342c3cc375e3ec1. 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/0nvJeIKIrxpSMsmU1rhfTp.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/0nvJeIKIrxpSMsmU1rhfTp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94bf7443fdbd87287ac3bd4b3bb9f4d9b1e87a68cdcd3a3adb3f855af1c23359. 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/1kTNv0mxniOvY3i7jEEpEE.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/1kTNv0mxniOvY3i7jEEpEE.
{"copyright_id":"0xa0ff70f4aa9ba5200ca9d1e78b86530139009cb89d42f58264c6f149eb2c5f4f","isrc":"NLT2H2400863","name":"Morning Dewdrops","registered_at":"2026-06-05T10:04:15Z","spotify_id":"0jRMFTIxBlGsy8jiw4hd4i","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0ff70f4aa9ba5200ca9d1e78b86530139009cb89d42f58264c6f149eb2c5f4f. 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/0jRMFTIxBlGsy8jiw4hd4i.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/0jRMFTIxBlGsy8jiw4hd4i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5747bbbcaa3bcd98199ee210db8d1ea78bdaca4b1f423ac100491de0f47704d. 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/2t50CVR9QWh3mbdxMnuobB.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/2t50CVR9QWh3mbdxMnuobB.
{"copyright_id":"0xd0e43cc1d63c9365a216fce725c3c3ee1f2b0a7f4d8f6b8ee94968306cdcb2ab","isrc":"FR8FB2327040","name":"Do It To It","registered_at":"2026-06-27T16:47:47Z","spotify_id":"1sVLfkb8CDn3zhtYVmExxO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0e43cc1d63c9365a216fce725c3c3ee1f2b0a7f4d8f6b8ee94968306cdcb2ab. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1sVLfkb8CDn3zhtYVmExxO.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/1sVLfkb8CDn3zhtYVmExxO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31a4de9ff870b060f16c3075899ed8e6156b66bbf7de1f3ed6cf6b8b8861510f. 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/343jcG83zyNWJ0v7CDKRcg.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/343jcG83zyNWJ0v7CDKRcg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x973a447a5402ab98f320b36aa513edb4798a951e25d0b3ef07ef09360e54e548. 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/7etvyQenrou2HlofnOJHmI.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/7etvyQenrou2HlofnOJHmI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x937914c6bf0d7f01a04d47e3608118ee08993f8d73c0a4b13c8c65f89aa5ed54. 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/7FzwRtXP0tnxUpLN0yaiB9.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/7FzwRtXP0tnxUpLN0yaiB9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52f73d5c210e7c71151f0397dce49e71403a57d83cfc0c776ba4fb5de5768900. 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/0phTSEVsat91RAXobqN4UH.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/0phTSEVsat91RAXobqN4UH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16b1dbb58712e5e39247f1c5528e9fd3125f8b66f81534e3a0b8f7f998eeea1f. 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/2hvVcxSkoqIUb7V6D5T6HG.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/2hvVcxSkoqIUb7V6D5T6HG.
{"copyright_id":"0x060fd1ca1b3eb7c4e3ad0ec475ec971c1eefe4a67370e5ce330588a6458b6db3","isrc":"US3DF2403057","name":"Way Out","registered_at":"2026-06-08T17:53:20Z","spotify_id":"5VGk1QqRDNXBSAHBXpJ61a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x060fd1ca1b3eb7c4e3ad0ec475ec971c1eefe4a67370e5ce330588a6458b6db3. 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/5VGk1QqRDNXBSAHBXpJ61a.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/5VGk1QqRDNXBSAHBXpJ61a.
{"copyright_id":"0x0cebb90824c04da8e730fecbd7bb7bfd07411042c97f4aef76718155bbf59f51","isrc":"US3DF2403054","name":"Quiet Place","registered_at":"2026-06-27T18:22:54Z","spotify_id":"66aGX7BwoDogycHcrcI51F","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0cebb90824c04da8e730fecbd7bb7bfd07411042c97f4aef76718155bbf59f51. 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/66aGX7BwoDogycHcrcI51F.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/66aGX7BwoDogycHcrcI51F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf33933c0a50d8c609950e72076516abc4bdd9a5a1caf74ba575999769781f34. 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/3M4k6uhDxJEothhg4gVGAa.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/3M4k6uhDxJEothhg4gVGAa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ec2e31199e3b310e7f057f6bec75252902515e58eaabfae7792ca357d57a235. 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/7hniuMnxdfNnHDrkL6Sx4m.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/7hniuMnxdfNnHDrkL6Sx4m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e9c8c0b7ccc824f596d478e8cd74735ba5179373467f6d1ecd7c042e55231f. 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/4uzDY9BT0K5HmlIgYUZh8m.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/4uzDY9BT0K5HmlIgYUZh8m.
{"copyright_id":"0xc4551fdc39764b7a4df7cfd6c3e2df5c4dfed7ea7c9a4c8081d798bfc7a81f84","isrc":"NLT2H2400010","name":"Rising Moon","registered_at":"2026-06-04T14:43:01Z","spotify_id":"1gFXMEtDj0p6msx2hy6YHo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4551fdc39764b7a4df7cfd6c3e2df5c4dfed7ea7c9a4c8081d798bfc7a81f84. 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/1gFXMEtDj0p6msx2hy6YHo.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/1gFXMEtDj0p6msx2hy6YHo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2fa4e05e975e5ee0fb053388108c5332c054c9ca80eceb9b90f90391de6ad35. 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/7qHN5hftCbzORd6b6kIObr.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/7qHN5hftCbzORd6b6kIObr.
{"copyright_id":"0xf949e4dfbe062a801dd68c21db9aa3de7567b77f4f6346f7d6ee8d76c608dd38","isrc":"QMANG2227810","name":"Polar Light","registered_at":"2026-06-07T15:54:30Z","spotify_id":"2XMuj3tjkBOmdzs13BIeNI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf949e4dfbe062a801dd68c21db9aa3de7567b77f4f6346f7d6ee8d76c608dd38. 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/2XMuj3tjkBOmdzs13BIeNI.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/2XMuj3tjkBOmdzs13BIeNI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8387ff0aa6030cc0241ad6725b3250f9fe133c6b6dc950f93a6c3ae66aae37f5. 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/3Qcj6HH0jp8K0FdIQPYO9x.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/3Qcj6HH0jp8K0FdIQPYO9x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf183e21c48b2e55de01f6fbb76650068befbfec9495c6af4870baa59c3757fd6. 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/4WbANGQM0QheM66j4tJ7DJ.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/4WbANGQM0QheM66j4tJ7DJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa481df2c3e56edd8aed568d05fa68b589c95324facb513152c1c5fa714c1cb. 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/4ccngaJ1kUhPnRrS1Pi6aR.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/4ccngaJ1kUhPnRrS1Pi6aR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe25405e3944b73a8d2930a142ad0f6aad249202dae187a760e5a682c492f451. 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/24spz7usU7EVEJWpltep3I.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/24spz7usU7EVEJWpltep3I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78bf002cf079fb3cc64116e0f6e8aa0ce0886615155d3a4e3196c4f7989f10d3. 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/6CTF3EHloMMBuCAEYAQ8Ce.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/6CTF3EHloMMBuCAEYAQ8Ce.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78f9fb5cd1ae9bc8e9f92a2c00f37f30b097d671a58dc8269ab5c2948263fe44. 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/7d01giX6DDS7dEtCEFq1kk.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/7d01giX6DDS7dEtCEFq1kk.
{"copyright_id":"0xa0259da1049e4b99606df0d806589cd47b23ffcb802e5bc88fc31832bc8f0dc7","isrc":"UKZGC2307379","name":"Haunted Pumpkin","registered_at":"2026-06-18T19:54:31Z","spotify_id":"1jYyoV1XkPN7rjB9bq0QUm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0259da1049e4b99606df0d806589cd47b23ffcb802e5bc88fc31832bc8f0dc7. 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/1jYyoV1XkPN7rjB9bq0QUm.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/1jYyoV1XkPN7rjB9bq0QUm.
{"copyright_id":"0xbae765ec14efb52ddc342f9c4f891658d6b8d4ebd7fb45c590ce84d1cf27f7c2","isrc":"CH7812405170","name":"Champs Elysées","registered_at":"2026-06-22T05:49:37Z","spotify_id":"415tGy0BZn0bHlN063SvEL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbae765ec14efb52ddc342f9c4f891658d6b8d4ebd7fb45c590ce84d1cf27f7c2. 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/415tGy0BZn0bHlN063SvEL.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/415tGy0BZn0bHlN063SvEL.