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 0x356e88996700542a64b3fff56fa9aff77f26b2a4bd1c065adc0c11cd4cdeb351. 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/65b914ca-78e3-4939-933f-36ae758f0e04.json and https://artists.proofprofile.net/proofs/artist/65b914ca-78e3-4939-933f-36ae758f0e04.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 0xe46477e364d2aab8f52076c5924d2a8c85d271e68514ab338313487b647a95d8. 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/4G0iZbYlOfvxtS7eKJMYUZ.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/4G0iZbYlOfvxtS7eKJMYUZ.
JEEEBAĆ ŁAKÓW REMIX (feat. Otsochodzi, Te-Tris, Włodi, Tymek, Wac Toja, Teabe, Mosad, Fokus, Abel, JNR, Dwa Sławy & Gedz)
{"copyright_id":"0x6776218b8ac2a1f518b79ed8135f56da547df0d876b47855ab09834465b8b2f3","isrc":"PLH341300511","name":"JEEEBAĆ ŁAKÓW REMIX (feat. Otsochodzi, Te-Tris, Włodi, Tymek, Wac Toja, Teabe, Mosad, Fokus, Abel, JNR, Dwa Sławy & Gedz)","registered_at":"2026-06-27T03:40:47Z","spotify_id":"0XxSsvZ7A8PPVoL8GdOX7f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6776218b8ac2a1f518b79ed8135f56da547df0d876b47855ab09834465b8b2f3. 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/0XxSsvZ7A8PPVoL8GdOX7f.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/0XxSsvZ7A8PPVoL8GdOX7f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb3c0afef9588e6553889f5d9d283b92a91033ef79a14ed5b239f38fd8b434c1. 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/6L6s0SV9JELeuHva4Qlr2z.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/6L6s0SV9JELeuHva4Qlr2z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e4bc48181942a52362a0906a06ab670118917e6bb03f58cc7091750d0979210. 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/0Sa8qjmaJgDBlF6QTJ3nWA.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/0Sa8qjmaJgDBlF6QTJ3nWA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6423d9d7fa1a4dac638d0f54430f3a7b43ec8174ec42915af4babb5101911003. 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/2yM1FUwHqjG91r5QfIdRRk.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/2yM1FUwHqjG91r5QfIdRRk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd82dadeb325624ee4f426518381e5d09ab81c202093e93695d9047ac77eb46e. 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/7rij3cgYStktXGeTRkAwPT.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/7rij3cgYStktXGeTRkAwPT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59ff206ddec697b16c696c91979c8927a2929f0a2840429b16fb278ba583bb55. 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/2KpbM1qycSRbyWIL3ZMa6l.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/2KpbM1qycSRbyWIL3ZMa6l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc247789f3914b2aa1d34d1eb16e3fca791ce8cd4e28c12616214d33ecff9a177. 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/668V7T9WvDyijyKKWpolZD.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/668V7T9WvDyijyKKWpolZD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x218e7497f1ba9bc44238aee526db13cc86e922fce9f97be50cf5fc08446f91f9. 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/1M3cAQvJeDyhRb5BsqmGK3.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/1M3cAQvJeDyhRb5BsqmGK3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4cd70caa20d6614254cb35ec864f5c442c0587fd74d29f000d65e43fa4b597e. 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/3u9vCaXZyURIUsiKo2LO7V.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/3u9vCaXZyURIUsiKo2LO7V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5d3f384b2651637e214b20326dac0b3ed2653f190382e5aefb0d8e557aaa635. 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/6uQaTm403hn3zJ7FJedCVC.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/6uQaTm403hn3zJ7FJedCVC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b21fdab427b64b2a85667f1821105e224d1fa0ee61b565a318a7a5b66b74016. 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/3DsmVZzPp74vOSSUpjKHxV.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/3DsmVZzPp74vOSSUpjKHxV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x520fd7da0573417c1f8b9b9b615b1025506838bd4c1d2063e23d76d4da6f5260. 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/2YQoEnS9koI7eM3BnUZPBp.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/2YQoEnS9koI7eM3BnUZPBp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0669bbaca5dd176a95df609bb05c4c991d7a2c8e03e10a3c0078432cf49b27ad. 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/61tXFw7qIpqlPrX7x9M4YI.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/61tXFw7qIpqlPrX7x9M4YI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd298fc4a6af6602863523b0c1969b52893d2af3edfec94c5be78744683ddcd54. 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/39UJEACK8vmO8cfRHfZXWe.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/39UJEACK8vmO8cfRHfZXWe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc898dffd065e73c3c9664794499e68b8c4421604a8f4e1a22e59acb1227cc6f. 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/5IsBh2OgurJZdXLLXtmcJH.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/5IsBh2OgurJZdXLLXtmcJH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7af75b1a7123b2d56b2eeb8e2cbd57f2842193f6433b2ebaab1ec4f9d9915721. 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/0G7WCKjdwyYBCVFaVYhuKy.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/0G7WCKjdwyYBCVFaVYhuKy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88ae6524e0e4dd4bc8f7a6615c558588c530d4fd06bf5be755f1fbca21c33012. 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/4Hy1HlFbEICTpNFSAQCnav.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/4Hy1HlFbEICTpNFSAQCnav.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52b4f141f52144f467c002234b14824b885f1fb54d3ccdb005c03cc9d4e6d660. 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/3MZRjL0FN2BcAQQDmhCY1Y.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/3MZRjL0FN2BcAQQDmhCY1Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4be74aa3f7d53d9adf43a98e470816a23b0da7339066bf2da4e1049c99590443. 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/0SBwQYpcMMWXqJjoTTt6PK.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/0SBwQYpcMMWXqJjoTTt6PK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe94a508a5894f950162220f1a1c9e4a221a67f736c624142bc9231f9b354d4bf. 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/4SjCQmPnuxW81dR4chjFb1.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/4SjCQmPnuxW81dR4chjFb1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed1c883a2f613a2e1488cba517b4e3d422fe91e665d959d671c3f4c3405cef3d. 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/5Q8PlLR97x0kTZZ6nMW1sj.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/5Q8PlLR97x0kTZZ6nMW1sj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6fd44738581b5b2aa6f2d9576d373d88c28aa23f60b9f315794add19b6761b3. 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/3ILmxEWcxR7ItrLePT7GEg.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/3ILmxEWcxR7ItrLePT7GEg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7cd6ee737e997c8ae43046cb65178b4533071cd635d93d0f7177efcdaa3fe6e. 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/0bbK80IFGb3teLubSXw8vS.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/0bbK80IFGb3teLubSXw8vS.
{"copyright_id":"0x985cf62e4cbf76da964ee64ed58b3f546f2ab322c9e7ff30d22c6b1dd3cafccd","isrc":"PLH342400003","name":"SCARRA BAINA","registered_at":"2026-06-06T15:16:00Z","spotify_id":"1xCiMOL3igAjOhYsrE5B25","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x985cf62e4cbf76da964ee64ed58b3f546f2ab322c9e7ff30d22c6b1dd3cafccd. 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/1xCiMOL3igAjOhYsrE5B25.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/1xCiMOL3igAjOhYsrE5B25.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3c108f46c10ebca927c9935bcdd1cb86e0bb0a266753a933bbc41181df42ea1. 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/3dBQgjG4p6bHV9up8pxXcl.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/3dBQgjG4p6bHV9up8pxXcl.
{"copyright_id":"0x4580996a98d96ec0c71d1080309fe822c1b84858a8fc16ac2f7e37bca1acebb8","isrc":"PLH342500017","name":"WIĘCEJ MIEJSCA","registered_at":"2026-06-04T09:51:33Z","spotify_id":"4GeaOkZ8RzkTwUF7DvJdd0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4580996a98d96ec0c71d1080309fe822c1b84858a8fc16ac2f7e37bca1acebb8. 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/4GeaOkZ8RzkTwUF7DvJdd0.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/4GeaOkZ8RzkTwUF7DvJdd0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56a639ae889954c3eecda4608f76a7bb871bf2035f44a2b531268e3a67412e69. 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/0GRjy9xi4iKF6k5gWGu1AK.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/0GRjy9xi4iKF6k5gWGu1AK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2024812915e1810925ff7fe805a5ac7fcced40a0fe701a411e259ec22c61dc1. 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/00MuxPJMLJ1L3T1nptcLPj.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/00MuxPJMLJ1L3T1nptcLPj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f016212bfdb74d5e21c1e94f3af05b8880e87f90214c22d437f44aab467549e. 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/7ICtzbtgEzzsrgNuMcKwcR.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/7ICtzbtgEzzsrgNuMcKwcR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98779e63ee2d1bda145adca36038949910a421e139a95de9023458e2e73b2389. 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/3NTNojpniiUtCMTUd7k39d.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/3NTNojpniiUtCMTUd7k39d.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa18d6f6a5010dc88a4a01541883fb83308ab4b6eda6441cd3a3a13583c87792c. 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/55oFuJ9S4wOBUDGI2Je7CV.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/55oFuJ9S4wOBUDGI2Je7CV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x089325b367803dccd1a591b230be239e0d3c8eeb477480323705b579059ada8a. 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/4KLmEZVE1MjZ4tDPMH0kQj.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/4KLmEZVE1MjZ4tDPMH0kQj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x046166b177f8cf34391783a3083e22402a6af1df18ffc19fcf446dc49d024ed3. 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/3BJ5j00MNlCxyGniqXBcnX.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/3BJ5j00MNlCxyGniqXBcnX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b184fa37ef588a7fc0b51a3a53eb363dece8442024ea4a5dd6f7936b572a213. 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/0feLwjr9v8y03ryFkz6fhO.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/0feLwjr9v8y03ryFkz6fhO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f01e0a15c9cb4e44d7d73ed8b012131f4ed46f9c771b31709a1f15d5a3a4235. 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/64V76w6P0yhW1EIjS7r7BI.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/64V76w6P0yhW1EIjS7r7BI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3278102ffd18e8e7f2a191e6ec78d98a0d11a746799efab46fea13681159d8bb. 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/4Hm8PLx9B1U8Fqw5rRiM2f.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/4Hm8PLx9B1U8Fqw5rRiM2f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa279a8d4c4a900609aab989a5f6ae6112d7a87a8b8931be36f897c71549388d. 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/3jqiqianPGcGr7U89zVLtG.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/3jqiqianPGcGr7U89zVLtG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe52f9af0e35dd8031495fd3a0ed829a8e6584b5e986a7cccf2c65e40b55c65b0. 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/2Dz2uTfL9IhT0qKoQCHUd4.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/2Dz2uTfL9IhT0qKoQCHUd4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29a254ba6edc9e5d48271f95c753ba5c1c62c07e6db93a2f2ddf2e03679754e7. 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/51LpcKE74PcPM5Bp8dPbMh.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/51LpcKE74PcPM5Bp8dPbMh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3ceec36c860efe1dd619198b4ff915218b801fa018430289975ae8d305397fb. 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/6kzCn50Kr13Dk4Cb0hEH43.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/6kzCn50Kr13Dk4Cb0hEH43.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83a665c62c2017994ea877e0e47718b45226109e514539afa403339a5abbf0cf. 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/6pmZPNWDfe6RWlL0NcVUdz.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/6pmZPNWDfe6RWlL0NcVUdz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61067f1c81f8059d1a6777f42034602c63cf550543f4e295d1f984713847d083. 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/5bLIAp36j5w7qYjNgPK0M1.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/5bLIAp36j5w7qYjNgPK0M1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ed0a0b6b12b329823d8041111403faddfa97dd1e2c58fb4290640d6e2b56ef6. 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/1oTieMqFprrpj9CEfXQumr.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/1oTieMqFprrpj9CEfXQumr.
{"copyright_id":"0x1dc17f7c384b491ee03b8d11f682a499fd8bb9ea544451d7f552b0f81fc3afb5","isrc":"PLH342500027","name":"DZWOŃ ZIOMECZKU","registered_at":"2026-06-07T17:49:34Z","spotify_id":"7dHmjzqQUT86gp8mzbCeti","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1dc17f7c384b491ee03b8d11f682a499fd8bb9ea544451d7f552b0f81fc3afb5. 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/7dHmjzqQUT86gp8mzbCeti.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/7dHmjzqQUT86gp8mzbCeti.
{"copyright_id":"0xe7cc4ddd96fea63cf86b77ad505abbc2153bff28ec9b20f17126698c7bb16dd8","isrc":"PLC062226349","name":"W Imię Zasad","registered_at":"2026-06-06T04:26:16Z","spotify_id":"57tQ7G8hSGOT4xgtQIpwvv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7cc4ddd96fea63cf86b77ad505abbc2153bff28ec9b20f17126698c7bb16dd8. 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/57tQ7G8hSGOT4xgtQIpwvv.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/57tQ7G8hSGOT4xgtQIpwvv.