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 0xcfeb68f3a8001aadd47333455afaf956cd851dfcda1d031afe6e1409e24fb5a1. 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/ce6f0c47-ae9b-4fc0-8e06-20ee84f08c2d.json and https://artists.proofprofile.net/proofs/artist/ce6f0c47-ae9b-4fc0-8e06-20ee84f08c2d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x887e471ea4010bec71f6702ff06df598ada4173b24d3f90918c4e3a65c63be82. 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/32VxSurSEHQqGy9fdCW4KA.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/32VxSurSEHQqGy9fdCW4KA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fc4a0ff65b432c815f551b0114006abf30db9f423c52971a200a874d17dc529. 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/3laYkS2nluEwelN5KMJwjM.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/3laYkS2nluEwelN5KMJwjM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x887e471ea4010bec71f6702ff06df598ada4173b24d3f90918c4e3a65c63be82. 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/0og8Iehtsov2WSZBoQbmAJ.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/0og8Iehtsov2WSZBoQbmAJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d28472188895be47ac9a59c4ae024924933da0e97e48abd6b36431107937d8b. 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/0ZpKseo8xDyCcX9SVmZHRm.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/0ZpKseo8xDyCcX9SVmZHRm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b5a15d8e57ed4e5f6f213eeff72f55114fc037025a274ce0a35be8a70751d10. 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/29XFwGNkE4E153MGV232hB.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/29XFwGNkE4E153MGV232hB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85a925848b79181dc3f6eb4d1c520ff5437836692529a579f1e421f0c59a62fe. 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/4N3FaGxd5KRhdHahKDbbql.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/4N3FaGxd5KRhdHahKDbbql.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c40893d3c347fdaed838274ff5596b0b5e427c39f10152efed4b7160e1a6b27. 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/6kDJnfS1A7ZZTugc8JMkQt.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/6kDJnfS1A7ZZTugc8JMkQt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06c759c29226600f251b959c67d8b2e2b1c5d4597ce7c459ab6e9ff57985a38e. 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/5RSCo8I8UrUHFkHiPhv1if.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/5RSCo8I8UrUHFkHiPhv1if.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x287ce8e87f4c5c5326946a021d0886403c87a348808cda0c011369feeda25375. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/65cYo07zj3NYAe8jGBLzu1.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/65cYo07zj3NYAe8jGBLzu1.
{"copyright_id":"0xcaadea33955662f9fbc78595b0ab4a154a2b078d9f3942af6cdf7d234bcb9fcc","isrc":"USA2P2237455","name":"act up","registered_at":"2026-06-10T04:29:06Z","spotify_id":"2yJzSXqWpMXhhUTh6QKeh8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaadea33955662f9fbc78595b0ab4a154a2b078d9f3942af6cdf7d234bcb9fcc. 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/2yJzSXqWpMXhhUTh6QKeh8.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/2yJzSXqWpMXhhUTh6QKeh8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4ccb943c8bdaa40747c61e78be07e78502c823c78f77a845df8e6cb585ab511. 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/1KlJZMMGrpXMVGYadMc3wF.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/1KlJZMMGrpXMVGYadMc3wF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06c759c29226600f251b959c67d8b2e2b1c5d4597ce7c459ab6e9ff57985a38e. 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/79a2DNm20mkZ2OYIrNPIiH.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/79a2DNm20mkZ2OYIrNPIiH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x287ce8e87f4c5c5326946a021d0886403c87a348808cda0c011369feeda25375. 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/2fre7Ba0EuJp578flYyYlO.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/2fre7Ba0EuJp578flYyYlO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2b554f124ba974b1839f2aa33d8403655d1db70695a0e92cf411ea4976feb1. 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/65OiXJJLtdcS7BxcrpcoHG.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/65OiXJJLtdcS7BxcrpcoHG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x750847ebfec23aef5622cf5f5ac38160c5766ac3c723c40f98a0655c371515c7. 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/51U5NtDfDLNm0Y2BoHNeTD.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/51U5NtDfDLNm0Y2BoHNeTD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd05c1146de26447cb8dbaa23fbf97a7f7336fbcbb4a4701151a8a8b5175e7943. 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/1Nsui26f0M7SqrSRIlJeVe.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/1Nsui26f0M7SqrSRIlJeVe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0a58b96b82f8e6ff4a8892e11ca2d83b7bcd497543ff9c70533f3ce94d43434. 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/6yC3x8zY9PW62RqaEEfnKP.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/6yC3x8zY9PW62RqaEEfnKP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71c17144c562a4f22107b555ca9a7c789752f805b20754497210b2228478a275. 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/7FvGh2lJOiqn42zziNJsNM.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/7FvGh2lJOiqn42zziNJsNM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6bd5f2d01b23138021f698dc31580bda3520bfa3049cbe413e719a80ef943ed9. 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/35U39hnSYOAvXkeaB3oxG1.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/35U39hnSYOAvXkeaB3oxG1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2b554f124ba974b1839f2aa33d8403655d1db70695a0e92cf411ea4976feb1. 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/247UqpTDmRykK0hOmQhdB8.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/247UqpTDmRykK0hOmQhdB8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc95c93eafa058480ef4b6137ee154291a1f98f4635ae64216a5c6dedef3c3d7f. 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/1IpP0gGsWlkag2S4U0vooG.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/1IpP0gGsWlkag2S4U0vooG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0a58b96b82f8e6ff4a8892e11ca2d83b7bcd497543ff9c70533f3ce94d43434. 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/4r9vauSlaydsJzLM2jx91k.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/4r9vauSlaydsJzLM2jx91k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1306d64b1d758f917314fe8902511a603d0d146bcf20c7f6f7165f8f38218260. 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/7dgyEXVCMkwj3vj3Yy5hr7.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/7dgyEXVCMkwj3vj3Yy5hr7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd05c1146de26447cb8dbaa23fbf97a7f7336fbcbb4a4701151a8a8b5175e7943. 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/4kMhGfOuHaAuTnnKW6J7WU.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/4kMhGfOuHaAuTnnKW6J7WU.
{"copyright_id":"0x00356a1adc203d151874fb52c27b626ea6813ea0805bc5342cd38015de3e1fd8","isrc":"QMGR32223240","name":"clown shit (up the wall) [SOPHIE Remix]","registered_at":"2026-06-07T00:56:52Z","spotify_id":"4fORekngPoCqeJpe3xg6GQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00356a1adc203d151874fb52c27b626ea6813ea0805bc5342cd38015de3e1fd8. 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/4fORekngPoCqeJpe3xg6GQ.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/4fORekngPoCqeJpe3xg6GQ.
{"copyright_id":"0x00356a1adc203d151874fb52c27b626ea6813ea0805bc5342cd38015de3e1fd8","isrc":"QMGR32223240","name":"clown shit (up the wall) [SOPHIE Remix]","registered_at":"2026-06-07T00:56:52Z","spotify_id":"4RMtFI3hGFBnyDg9YIvLLs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00356a1adc203d151874fb52c27b626ea6813ea0805bc5342cd38015de3e1fd8. 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/4RMtFI3hGFBnyDg9YIvLLs.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/4RMtFI3hGFBnyDg9YIvLLs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0a58b96b82f8e6ff4a8892e11ca2d83b7bcd497543ff9c70533f3ce94d43434. 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/7fNfMtB0PQ07oV6fA2rMVc.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/7fNfMtB0PQ07oV6fA2rMVc.
{"copyright_id":"0x7d64d9ff6e24a6fdadcc89b19ec663b27507a697e8ca1cfcf462e5fa0ce5fa49","isrc":"QMGR32079710","name":"sushi for breakfast - Remix","registered_at":"2026-06-07T19:30:45Z","spotify_id":"5bODFwkX11ewbTGZyE4dl9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d64d9ff6e24a6fdadcc89b19ec663b27507a697e8ca1cfcf462e5fa0ce5fa49. 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/5bODFwkX11ewbTGZyE4dl9.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/5bODFwkX11ewbTGZyE4dl9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf925fdf426bc54c448bc23793843f945819d1d43f0108a4a8d86b85a0c05f8d3. 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/7uLv2tsJBn1dLpU0j5zFbl.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/7uLv2tsJBn1dLpU0j5zFbl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x750847ebfec23aef5622cf5f5ac38160c5766ac3c723c40f98a0655c371515c7. 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/2gg3W9z6mQW8fvtuAOqw4a.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/2gg3W9z6mQW8fvtuAOqw4a.
{"copyright_id":"0xa9842d9cf0388e8a0b28c4bde35ecb2b09d3d58f6fd5695134cb29edf30e7c59","isrc":"USUM72009081","name":"Find A Way","registered_at":"2026-06-08T18:34:44Z","spotify_id":"79VbNdFIOMuQQMWKhTg0Zr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9842d9cf0388e8a0b28c4bde35ecb2b09d3d58f6fd5695134cb29edf30e7c59. 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/79VbNdFIOMuQQMWKhTg0Zr.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/79VbNdFIOMuQQMWKhTg0Zr.
{"copyright_id":"0x5eef018bfa11d501fbe25fff787e52c03eefdad8068d8474086d00f9a86a2e81","isrc":"GBUM72202198","name":"demon time (with BAYLI)","registered_at":"2026-06-09T17:11:59Z","spotify_id":"4bLUlN1VbZvCksmFpjABwf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eef018bfa11d501fbe25fff787e52c03eefdad8068d8474086d00f9a86a2e81. 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/4bLUlN1VbZvCksmFpjABwf.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/4bLUlN1VbZvCksmFpjABwf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef2b554f124ba974b1839f2aa33d8403655d1db70695a0e92cf411ea4976feb1. 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/2OJi73m6guOwZu4tJdjWnh.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/2OJi73m6guOwZu4tJdjWnh.