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 0xe771e04dfc25d0806eda42cc56d0309d078a924a4924a363db38925a3e3bb216. 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/2f5eb62e-ee9e-462d-8ab1-7f246911d721.json and https://artists.proofprofile.net/proofs/artist/2f5eb62e-ee9e-462d-8ab1-7f246911d721.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xc1ebe461d548b2e5566ddeea9e05cc1024402cb653298fceb75c2cca93c270d0","isrc":"CZA166500275","name":"Den Je Krásný","registered_at":"2026-06-09T07:08:49Z","spotify_id":"5rLxUyf2wSEvuceflOFFWh","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 0xc1ebe461d548b2e5566ddeea9e05cc1024402cb653298fceb75c2cca93c270d0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5rLxUyf2wSEvuceflOFFWh.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/5rLxUyf2wSEvuceflOFFWh.
{"copyright_id":"0xa747031b5ffd60bb8f8c7d39e07565d28c775a3fedb2b58aabce8cff56e5749d","isrc":"CZA161003839","name":"Dotýkat Se Hvězd","registered_at":"2026-06-11T06:32:27Z","spotify_id":"074fXLAZZxsIxVeO8LUSsl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa747031b5ffd60bb8f8c7d39e07565d28c775a3fedb2b58aabce8cff56e5749d. 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/074fXLAZZxsIxVeO8LUSsl.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/074fXLAZZxsIxVeO8LUSsl.
{"copyright_id":"0x22dde3d844db959e18bdaa6565ede45a39de3195f0c1ded04892c6ea14117a9f","isrc":"CZA166600241","name":"Dívka Toulavá","registered_at":"2026-06-21T00:56:27Z","spotify_id":"2liKB1ijI5JI9RkWNNe5Ve","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22dde3d844db959e18bdaa6565ede45a39de3195f0c1ded04892c6ea14117a9f. 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/2liKB1ijI5JI9RkWNNe5Ve.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/2liKB1ijI5JI9RkWNNe5Ve.
Silvestrovská Opera - Směs - Silvestr '74
Vzpomínková Směs Písní VII. - Tentokrát Ze Světa Operety
Tichý Pavilón - Nás Dva Hlídá Tichý Pavilón
{"copyright_id":"0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8","isrc":"CZA168600009","name":"Čau, Lásko","registered_at":"2026-06-05T08:27:25Z","spotify_id":"0mETfFWaoFQsxJcYaYspC3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8. 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/0mETfFWaoFQsxJcYaYspC3.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/0mETfFWaoFQsxJcYaYspC3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe87c53253b339912b5e0feefb4a18ef3f62f2264848afa360b47c43e6dc484eb. 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/5jVJGzT6uDhwXO8ThOw3pB.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/5jVJGzT6uDhwXO8ThOw3pB.
{"copyright_id":"0x64599d52eb0be8f2f4d10e41089bd889eeb08a4fc1eee34a038a31d750e7568c","isrc":"CZA161003700","name":"Jarmark Ve Scarborough","registered_at":"2026-06-25T19:21:35Z","spotify_id":"5MHvlwB3XFDZGIyQ8bO4Uy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64599d52eb0be8f2f4d10e41089bd889eeb08a4fc1eee34a038a31d750e7568c. 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/5MHvlwB3XFDZGIyQ8bO4Uy.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/5MHvlwB3XFDZGIyQ8bO4Uy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb14a991381ca0478879b7b3d250e3e18238402dcc353598b01907e23fd723b67. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xaNfjE8UjYiAPWK6oDVhP.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/2xaNfjE8UjYiAPWK6oDVhP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70678a8bfe61f739e4ac500246ab6965deece2a41056447a74131894f83dc534. 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/24Rnf9MBXdRAjftpQIs489.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/24Rnf9MBXdRAjftpQIs489.
Legendární Československé Šlágry - Duety
{"copyright_id":"0x8b0a24b410fd6a996ba7065f692af16df8afe8841c2e4129305cfa3685ae7c53","isrc":"CZA166800109","name":"To Se Nikdo Nedoví","registered_at":"2026-06-09T19:33:08Z","spotify_id":"6CIBIHvTGyoSEkAOKVkMsC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b0a24b410fd6a996ba7065f692af16df8afe8841c2e4129305cfa3685ae7c53. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6CIBIHvTGyoSEkAOKVkMsC.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/6CIBIHvTGyoSEkAOKVkMsC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4051434d2d85ca1d489f846d803f9836c0a15249ef79f8620ce774db7f223e42. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4eSeIrI1oP5Kpv1lwJcNbX.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/4eSeIrI1oP5Kpv1lwJcNbX.
Tanečný orchester bratislavského rozhlasu
{"copyright_id":"0x6f73ecc642315a67078c49eba19871d7cddecbe6e733e2c85a838fc89f2a77c6","isrc":"CZA161100996","name":"Každá Trampota Má Svou Mez","registered_at":"2026-06-05T09:22:32Z","spotify_id":"3mNn3VY07VQTbU7Z3UG8JL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f73ecc642315a67078c49eba19871d7cddecbe6e733e2c85a838fc89f2a77c6. 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/3mNn3VY07VQTbU7Z3UG8JL.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/3mNn3VY07VQTbU7Z3UG8JL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39a14c2b953a041855c25448751532dfeb5822c329b74b764a093a935a8ea6f3. 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/3oFwlWIA5BVrqCGThA6Gqs.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/3oFwlWIA5BVrqCGThA6Gqs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc532d00e8a75715a4cf71534d173972f7ce89de6ae87652c80dfbcf2354f12a6. 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/7doJQTrEWNqy3FoMqOkJoQ.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/7doJQTrEWNqy3FoMqOkJoQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7a04b571584716ec70eba013a4c685118bb8ff7bace9287cd4f8afa02d70003. 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/1Z9UN9j7ieOES8gIw3bkkE.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/1Z9UN9j7ieOES8gIw3bkkE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf6f07ec55d87458039e9b9b6c87fe949621d81b9a7d1d705a193b9d533cdd4c. 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/4a07k6Y55bAEHoR42xrD2u.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/4a07k6Y55bAEHoR42xrD2u.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31ae288eeb3f21c7dbcbe5db9e17d5f119576c04a149476c3b1195063134c5e5. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7ngfrMFIHNhaEA8U4bEVUH.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/7ngfrMFIHNhaEA8U4bEVUH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21f516f4f240fe5885eaaa5215466bc86d3d59562603954779085c3656d7ce24. 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/68e4aY78k57xzScw4UxRy4.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/68e4aY78k57xzScw4UxRy4.
Svoboda: Originální Nahrávky '65 (Výběr)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x028347339c5092f2a56ae6a9898a89428720904a9a1cfbfe99662b5ba7002e11. 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/57mR4K9VxRfYSgtFyERNsn.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/57mR4K9VxRfYSgtFyERNsn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc0c1466d60f7a3c54a19bb8f65c164dd442a302c76ef9f3e393b84b19b2028a. 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/4szygfXkXRb2fRhWQX2bW9.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/4szygfXkXRb2fRhWQX2bW9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x848d963062a472bc75deea984e974a7670419a7537f5127962fd8588605ef72d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Q0JXyIx1JT3YzGUochx7i.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/2Q0JXyIx1JT3YzGUochx7i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6658d1d86c84a51d5bc1010cf8f1541fe551e7880d900c06713f32bb797bfdb. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4SR1RFr2HTxWFyZqLdbmjl.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/4SR1RFr2HTxWFyZqLdbmjl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd13d80b64c3017b7f5e60dc5920e8298b36a9163be6b8f23380665704895d683. 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/1mHYDYo9HpZKD1uyjpQxY7.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/1mHYDYo9HpZKD1uyjpQxY7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd464703883723d8de862db0b4abc570ad5a79e61d6f18ad9883cb35f38d93034. 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/29ozEcRZJD1oPh5TSiqJCy.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/29ozEcRZJD1oPh5TSiqJCy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x041ad4430fe99d73646d6d3a485d07b5e7f2661218aab4fa376275dfda1fb120. 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/60FSmmaACX1SSInCN6TYnW.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/60FSmmaACX1SSInCN6TYnW.
{"copyright_id":"0xbce25687d95ce2f26ef27621cb96caa466f90affc5e22ef3744a431eb2d1302f","isrc":"CZA167500631","name":"Lásko Má, Já Stůňu","registered_at":"2026-06-10T19:52:23Z","spotify_id":"6ck9ilapJSOGrOVMYMSEXb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbce25687d95ce2f26ef27621cb96caa466f90affc5e22ef3744a431eb2d1302f. 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/6ck9ilapJSOGrOVMYMSEXb.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/6ck9ilapJSOGrOVMYMSEXb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b4a447589c07e601a5c5f6ef3fd1d83dd78feef0ebd57ccf11f12b8f703e3ce. 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/1XMZ6d6IaCyiEgEmRA5APU.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/1XMZ6d6IaCyiEgEmRA5APU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb8f7d35dedfea321c41b998ab3e6156b259da73fc9ee28a6381f465445d1b0d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UC0a7Dpldoh0oA1J3ww2m.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/6UC0a7Dpldoh0oA1J3ww2m.
{"copyright_id":"0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2","isrc":"CZA168600074","name":"Půlnoc V Motelu Stop","registered_at":"2026-06-26T22:34:09Z","spotify_id":"2uOd1f0FSMbJ0k94AjHNZx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2. 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/2uOd1f0FSMbJ0k94AjHNZx.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/2uOd1f0FSMbJ0k94AjHNZx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd294526159800718df96aca0ca52974244948cca95e769a1234237a43735d850. 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/4Vn4sdgamui5jN01mWNWe2.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/4Vn4sdgamui5jN01mWNWe2.
Supraphon hraje ...Kam se lásky podějí? a další z 80. let, Vol. 12
{"copyright_id":"0x6b3836408e830bec2d61e3153522ebfc145f28472beb0b166ed6fbc0b42b9d71","isrc":"CZA163354199","name":"Taková jsem já (Píseň Brigity)","registered_at":"2026-06-18T17:01:56Z","spotify_id":"3RXIdDkflwAQTEFE4exbUD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b3836408e830bec2d61e3153522ebfc145f28472beb0b166ed6fbc0b42b9d71. 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/3RXIdDkflwAQTEFE4exbUD.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/3RXIdDkflwAQTEFE4exbUD.
Amatérské sdružení profesionálních muzikantů /ASPM/
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd02f53c3bf5673d79936a109bf5e9c8c21c23ad095631923d9a98a603601860d. 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/2kPgCySJ6WEPMzIDSTnItB.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/2kPgCySJ6WEPMzIDSTnItB.
{"copyright_id":"0x22dde3d844db959e18bdaa6565ede45a39de3195f0c1ded04892c6ea14117a9f","isrc":"CZA166600241","name":"Dívka toulavá","registered_at":"2026-06-21T00:56:27Z","spotify_id":"0V5tgTNaBhPf1pnRId6usK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22dde3d844db959e18bdaa6565ede45a39de3195f0c1ded04892c6ea14117a9f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0V5tgTNaBhPf1pnRId6usK.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/0V5tgTNaBhPf1pnRId6usK.
{"copyright_id":"0x84ec6792a9c87330652424fd1a05e648746dfbdd0c0b4ccc708db9fab054e7fc","isrc":"CZA167100036","name":"Když jsem já byl tenkrát kluk","registered_at":"2026-06-20T05:09:58Z","spotify_id":"7afKdIUOdilnFSGO0ui6x4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84ec6792a9c87330652424fd1a05e648746dfbdd0c0b4ccc708db9fab054e7fc. 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/7afKdIUOdilnFSGO0ui6x4.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/7afKdIUOdilnFSGO0ui6x4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c0898b23c9ca7560d263fe35cc00008e174dc21f09d17249a0f195ccec19320. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0qKhzwVB3g98pqF27b0gcn.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/0qKhzwVB3g98pqF27b0gcn.
{"copyright_id":"0x0b58de0b104eabb5eea8f3fc062897c4e31f2f730f1d94faff579474f5df3bda","isrc":"CZA161100319","name":"Bum, bum, bum","registered_at":"2026-06-17T23:21:26Z","spotify_id":"3GalrO9kcSYf3moTJhLDpH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b58de0b104eabb5eea8f3fc062897c4e31f2f730f1d94faff579474f5df3bda. 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/3GalrO9kcSYf3moTJhLDpH.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/3GalrO9kcSYf3moTJhLDpH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa39cec47666bc974677958b3e376a8ea7735a85443e6a5fcc364e7f0e7137cab. 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/6NGQcsh0VqsjaoB35eMAqZ.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/6NGQcsh0VqsjaoB35eMAqZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b002d138778ab041040669e8502048d58d3be4956e19e7485523d77a8ac5500. 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/3Z7vvlMlVMOn8qKv8jQ8k0.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/3Z7vvlMlVMOn8qKv8jQ8k0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2923968250053b1806ff345c8b2a0330a8fb2177e2ddaed9d72ff890552a1a5e. 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/0OJYV3QJOTQDK6IsYb9e62.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/0OJYV3QJOTQDK6IsYb9e62.
{"copyright_id":"0x37ff63d8fa9c711f763b20a8dac94b028cd007cd97a6d5dce5569de72a8a2474","isrc":"CZA166400051","name":"Oči sněhem zaváté","registered_at":"2026-06-24T11:46:08Z","spotify_id":"5wKogIWebo19gf3l0fy0yB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37ff63d8fa9c711f763b20a8dac94b028cd007cd97a6d5dce5569de72a8a2474. 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/5wKogIWebo19gf3l0fy0yB.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/5wKogIWebo19gf3l0fy0yB.
{"copyright_id":"0xfc932fb449ad17c6b7aa1f556a90cecb9001daee2dc5ea8cdae46ef705c35f13","isrc":"CZA166800059","name":"Čas růží","registered_at":"2026-06-23T03:37:10Z","spotify_id":"6Ljzn9zYimbN2nxbzfL4m6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc932fb449ad17c6b7aa1f556a90cecb9001daee2dc5ea8cdae46ef705c35f13. 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/6Ljzn9zYimbN2nxbzfL4m6.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/6Ljzn9zYimbN2nxbzfL4m6.
{"copyright_id":"0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e","isrc":"CZA167300027","name":"Kdepak, ty ptáčku, hnízdo máš?","registered_at":"2026-06-05T08:25:29Z","spotify_id":"7H5Tq21gSIeafODplQAny5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e. 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/7H5Tq21gSIeafODplQAny5.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/7H5Tq21gSIeafODplQAny5.
{"copyright_id":"0xa747031b5ffd60bb8f8c7d39e07565d28c775a3fedb2b58aabce8cff56e5749d","isrc":"CZA161003839","name":"Dotýkat se hvězd","registered_at":"2026-06-11T06:32:27Z","spotify_id":"1UAqfwA4kPQi2FLR9PBdKR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa747031b5ffd60bb8f8c7d39e07565d28c775a3fedb2b58aabce8cff56e5749d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1UAqfwA4kPQi2FLR9PBdKR.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/1UAqfwA4kPQi2FLR9PBdKR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6658d1d86c84a51d5bc1010cf8f1541fe551e7880d900c06713f32bb797bfdb. 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/0kUgLOP5NGL1yxHmu1W2it.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/0kUgLOP5NGL1yxHmu1W2it.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd97a6cd1ad2c1aabe554e7c1af399d01eaf3ba6620c69fa67119b621ffc0be1. 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/7tyhQNZFcZUdjsY57kiLk2.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/7tyhQNZFcZUdjsY57kiLk2.
{"copyright_id":"0xc8e2b5d1947bf1ccdba0b92bedee16296f6d9e3b2b9d9aef9f44352474be4e5a","isrc":"CZA161100669","name":"Měl jsem rád a mám","registered_at":"2026-06-07T13:12:24Z","spotify_id":"2U4l7Wwr5rJDxgR1d8JUH1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8e2b5d1947bf1ccdba0b92bedee16296f6d9e3b2b9d9aef9f44352474be4e5a. 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/2U4l7Wwr5rJDxgR1d8JUH1.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/2U4l7Wwr5rJDxgR1d8JUH1.
{"copyright_id":"0x089e1d90aa63c4f18eda7961ee296242fbcc50280d30df2a6c80cef693e977ce","isrc":"CZA167500018","name":"Léta prázdnin","registered_at":"2026-06-19T10:08:18Z","spotify_id":"6MkZ40VpTHBBnFlMp7vKVt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x089e1d90aa63c4f18eda7961ee296242fbcc50280d30df2a6c80cef693e977ce. 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/6MkZ40VpTHBBnFlMp7vKVt.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/6MkZ40VpTHBBnFlMp7vKVt.
{"copyright_id":"0xdc1b7485d1ae490bbf53bf2f811a09ca4bc12adf6d79f813a624d4def0a41c39","isrc":"CZA166900030","name":"Hej, páni konšelé","registered_at":"2026-06-24T11:47:04Z","spotify_id":"3EdlUucYXpj2vEjwHJb7j1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc1b7485d1ae490bbf53bf2f811a09ca4bc12adf6d79f813a624d4def0a41c39. 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/3EdlUucYXpj2vEjwHJb7j1.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/3EdlUucYXpj2vEjwHJb7j1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93ebc32932d2d8bb7c3652505d5d6c6b2acf7408500f3db3cabe9ab6cbc329e5. 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/2Btyi9lbJf3l0xl9HOdv8v.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/2Btyi9lbJf3l0xl9HOdv8v.
{"copyright_id":"0xba80aa3a4d7226a111aa491173ea82e294db4bb3cecab0c61dd46e8a5bf21c18","isrc":"CZA166900033","name":"Láska bláznivá","registered_at":"2026-06-22T05:33:58Z","spotify_id":"0g4WVW1P1BehQ1IXVX33LJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba80aa3a4d7226a111aa491173ea82e294db4bb3cecab0c61dd46e8a5bf21c18. 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/0g4WVW1P1BehQ1IXVX33LJ.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/0g4WVW1P1BehQ1IXVX33LJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ce944d0fe5cce32c4e4c1fe38f536cb5884a87ff0391410a209da6907dd5d83. 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/0q2AxJfuF7jdvXdgX9QtHH.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/0q2AxJfuF7jdvXdgX9QtHH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23a24c02cbf0a5ffca18812ed5ee8d87235de208b3018bba62b1a1a279f88549. 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/5vheZQeVQWEZqpFDmS2pde.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/5vheZQeVQWEZqpFDmS2pde.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d4e674e8451e8220927e51dbfe46ad3d32ad1b68c4620b1a93a0841209215f. 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/47zCZL9YGt9t9xahZoIqeD.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/47zCZL9YGt9t9xahZoIqeD.
{"copyright_id":"0xc8c907f5b28ed8acc2e95823d679bc3f52d7ba7571dec972e916acd773ffa5ef","isrc":"CZA166600052","name":"V máji","registered_at":"2026-06-24T11:49:26Z","spotify_id":"3WLIpcBifZmzCi1JigrO4Y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8c907f5b28ed8acc2e95823d679bc3f52d7ba7571dec972e916acd773ffa5ef. 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/3WLIpcBifZmzCi1JigrO4Y.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/3WLIpcBifZmzCi1JigrO4Y.
{"copyright_id":"0x23ee4ac2b4559153fa661a2d901f161bd5bd217f1a5a727954d1e876bdc943a4","isrc":"CZA166600054","name":"Mám rozprávkový dom","registered_at":"2026-06-25T01:52:59Z","spotify_id":"6sOELKfPzP52O8rJSQEAGY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23ee4ac2b4559153fa661a2d901f161bd5bd217f1a5a727954d1e876bdc943a4. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6sOELKfPzP52O8rJSQEAGY.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/6sOELKfPzP52O8rJSQEAGY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4514dcc6098145b236aa7b7a6e288c03d235b866a90c49052e90a0d9ea9064a. 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/53kHe1uP64dL1x6BdFJN5r.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/53kHe1uP64dL1x6BdFJN5r.
El condor pasa / Nech mě spát chvilku dýl/
{"copyright_id":"0x7a30b12b503547f4f8eae1afa7f6560f3b8db1e63d98882dbb7b702367d73243","isrc":"CZA167100035","name":"El condor pasa / Nech mě spát chvilku dýl/","registered_at":"2026-06-21T00:58:13Z","spotify_id":"3Ah2twxd0ZvcoGYPSplk6r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a30b12b503547f4f8eae1afa7f6560f3b8db1e63d98882dbb7b702367d73243. 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/3Ah2twxd0ZvcoGYPSplk6r.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/3Ah2twxd0ZvcoGYPSplk6r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf104d9d33ccdd25e8669a9bfbf2a1f17e409c5b0025a63af3600b43f3f485a36. 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/2IZa7XEnHH8LCDOIQv0G3K.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/2IZa7XEnHH8LCDOIQv0G3K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa24042b218dfea580b31b9f580591fbb938f5b3081d6312459bfe065c0a6723a. 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/6jQj7imsV5M4mO2AbXwAcr.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/6jQj7imsV5M4mO2AbXwAcr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1005a8ee3d2a0f1fa849c2f138bd841925b7b40c8102a69b78e7b10f99d3b8a1. 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/3x3toglIsuKo6EGhYIs3sb.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/3x3toglIsuKo6EGhYIs3sb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd294526159800718df96aca0ca52974244948cca95e769a1234237a43735d850. 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/0NoGOqVVD2Y83XpNw1kzff.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/0NoGOqVVD2Y83XpNw1kzff.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28804c89b810ace2d08a9668e630b17fe73f8af7d75097b20302b820741b90da. 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/4N6ANWomgUaxj8M2TV2wRm.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/4N6ANWomgUaxj8M2TV2wRm.
Singly / 300 Písní Z Let 1962-2019, Vol. 3
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7846455b131583f50f65e6aae8fa02bd4f16458782ddf04789938341bdc6f084. 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/0b2hM41ksZGwiRn616pQTd.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/0b2hM41ksZGwiRn616pQTd.
{"copyright_id":"0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2","isrc":"CZA168600074","name":"Půlnoc V motelu stop","registered_at":"2026-06-26T22:34:09Z","spotify_id":"22F5I0Ij14ukXAYMgTttgL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2. 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/22F5I0Ij14ukXAYMgTttgL.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/22F5I0Ij14ukXAYMgTttgL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1005a8ee3d2a0f1fa849c2f138bd841925b7b40c8102a69b78e7b10f99d3b8a1. 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/0H3VdC3EUpBn0NR3aQZXpO.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/0H3VdC3EUpBn0NR3aQZXpO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd294526159800718df96aca0ca52974244948cca95e769a1234237a43735d850. 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/7bf9QNmQkO6E3JRJJDGO8l.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/7bf9QNmQkO6E3JRJJDGO8l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa24042b218dfea580b31b9f580591fbb938f5b3081d6312459bfe065c0a6723a. 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/6HkbKwEvLMZd01VllZC8qS.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/6HkbKwEvLMZd01VllZC8qS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89f74502542b27ac875e1c6258ee7deb81262c605cd1b265ec9dfa2919ed9e26. 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/5dtJ0XkI5uaoCbBQjT5sE5.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/5dtJ0XkI5uaoCbBQjT5sE5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e10470c3a17944f89803e8e9b326d661e23e5ba7add64f337264539d4880346. 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/14pWyckbpe2O2GrwL8QE2M.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/14pWyckbpe2O2GrwL8QE2M.
{"copyright_id":"0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2","isrc":"CZA168600074","name":"Půlnoc V Motelu Stop","registered_at":"2026-06-26T22:34:09Z","spotify_id":"6Pw50tqLLP1I9emYiGAf8T","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35dfd9b7b53bf71af4f742ab1e2be20204ee91f02363cf8195955dce06498fb2. 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/6Pw50tqLLP1I9emYiGAf8T.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/6Pw50tqLLP1I9emYiGAf8T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b4a447589c07e601a5c5f6ef3fd1d83dd78feef0ebd57ccf11f12b8f703e3ce. 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/1CnGteo9bQpKVNmBDeAlaN.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/1CnGteo9bQpKVNmBDeAlaN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc532d00e8a75715a4cf71534d173972f7ce89de6ae87652c80dfbcf2354f12a6. 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/0BSiFmtAiD2XDpR1iZcsdG.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/0BSiFmtAiD2XDpR1iZcsdG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8. 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/3rhYIzkfZ5W8k8MEF62uoR.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/3rhYIzkfZ5W8k8MEF62uoR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d7166be74f8e0569a03747c82f9aa07304d2067c654de59e8be1d583db5124d. 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/3mQ0o0JTjaYmyyInUUgFgh.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/3mQ0o0JTjaYmyyInUUgFgh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32923f18f5e381c372f2c82270ca01290a5565144f9478b48a8fa5b79b884516. 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/4QH9Qf628s0YYTYfF7YWXa.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/4QH9Qf628s0YYTYfF7YWXa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c1985056d33da6d00310d86409b3b483267b236864ec2231cda66629a503dc0. 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/6lcpF5Jznv4MSdR416PUX4.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/6lcpF5Jznv4MSdR416PUX4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x338a4434618119db5d34f111f9102edc3564ca55c4aa0a3ff419b5d991843bdf. 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/2IRk0jYedNa0XGVNOLnv4P.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/2IRk0jYedNa0XGVNOLnv4P.
{"copyright_id":"0x968fcfea7fe18bb038401f0fc4ecb394bf0d3495c732ddd1eae8d1ea56986280","isrc":"CZA161102168","name":"Zůstávám Dál Tak Samotná","registered_at":"2026-06-21T00:48:28Z","spotify_id":"5AGpWkYOAP2RmDSBwdHf7t","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x968fcfea7fe18bb038401f0fc4ecb394bf0d3495c732ddd1eae8d1ea56986280. 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/5AGpWkYOAP2RmDSBwdHf7t.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/5AGpWkYOAP2RmDSBwdHf7t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75648024698325e60eb232ee78e102859f245adf60b91de2c8419bf461c5321b. 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/5T9CA7Su44FZiZbIcGtq6C.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/5T9CA7Su44FZiZbIcGtq6C.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8142164fd75b2b98550fef9841c4afd20d41434afcaba873b21f2b8e83ec75c5. 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/2SyKf4CNOM7G0gJzT9eslA.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/2SyKf4CNOM7G0gJzT9eslA.
{"copyright_id":"0xbcd70b4ffcb8e3184a5b4911a3e299a165cd2c81fc35eb2739e5dd54708eef4d","isrc":"CZA169200587","name":"Už Nejsi Kluk","registered_at":"2026-06-23T12:05:52Z","spotify_id":"5eKvGXjWthnuvWieuieq0D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbcd70b4ffcb8e3184a5b4911a3e299a165cd2c81fc35eb2739e5dd54708eef4d. 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/5eKvGXjWthnuvWieuieq0D.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/5eKvGXjWthnuvWieuieq0D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb979b7ff239fda745382493988c8d03bd26954b4142d1c39d823d57c4287ba05. 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/4JeDfWVWUrz1E2BhEmeicV.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/4JeDfWVWUrz1E2BhEmeicV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d7166be74f8e0569a03747c82f9aa07304d2067c654de59e8be1d583db5124d. 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/3eBdI9vJfFGquBthioYsDX.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/3eBdI9vJfFGquBthioYsDX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cdd9f0b2473f2ffb4dffb556b9375d67d93192974e58913777e2fda53a14a50. 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/2dzQoUNnANBOs7zdnLD98Y.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/2dzQoUNnANBOs7zdnLD98Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f614d05f179696e87c3e3ae37824dc78da2fd591d52d9e18826866a3d9ffc5f. 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/0TS5MmNcLJ0zRZMneYr79o.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/0TS5MmNcLJ0zRZMneYr79o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75648024698325e60eb232ee78e102859f245adf60b91de2c8419bf461c5321b. 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/4FdwasVzVe8AKHjTbItUXI.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/4FdwasVzVe8AKHjTbItUXI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32923f18f5e381c372f2c82270ca01290a5565144f9478b48a8fa5b79b884516. 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/58T1aqigoWVhxs5HFasih7.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/58T1aqigoWVhxs5HFasih7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8. 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/4ND1R5RaFE2cgSWOG4jv4k.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/4ND1R5RaFE2cgSWOG4jv4k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1005a8ee3d2a0f1fa849c2f138bd841925b7b40c8102a69b78e7b10f99d3b8a1. 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/2LHTjQkiYFBOfGzU7kylYi.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/2LHTjQkiYFBOfGzU7kylYi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b3f944901df1092db5c41fb478c682268d62a41c9f446e7302b844b8dc41ed5. 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/41CJpQevPAKFPSh4J80fju.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/41CJpQevPAKFPSh4J80fju.
{"copyright_id":"0xf3acfd1ea4dd39ee2e66ac970e24b17be06b7d2886b77fdaa4bfdc986951da3a","isrc":"CZA168700020","name":"Chyť Své Dny","registered_at":"2026-06-21T04:46:00Z","spotify_id":"4w3pYCgyvxzAAkovfnABr9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3acfd1ea4dd39ee2e66ac970e24b17be06b7d2886b77fdaa4bfdc986951da3a. 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/4w3pYCgyvxzAAkovfnABr9.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/4w3pYCgyvxzAAkovfnABr9.
{"copyright_id":"0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8","isrc":"CZA168600009","name":"Čau, Lásko","registered_at":"2026-06-05T08:27:25Z","spotify_id":"7bfGy3rkTTJdPzxHotODrw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8. 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/7bfGy3rkTTJdPzxHotODrw.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/7bfGy3rkTTJdPzxHotODrw.
Život Je Bílý Dům - Kdyby Sis Oči Vyplakala
{"copyright_id":"0xc01c2314c5d2cc05b9bcac4a620c24f5d0c9b84d3fcaf4c7f66861f428250cb6","isrc":"CZA161100358","name":"Život Je Bílý Dům - Kdyby Sis Oči Vyplakala","registered_at":"2026-06-26T22:31:57Z","spotify_id":"09urcd9myIuxnI2LdB29HM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc01c2314c5d2cc05b9bcac4a620c24f5d0c9b84d3fcaf4c7f66861f428250cb6. 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/09urcd9myIuxnI2LdB29HM.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/09urcd9myIuxnI2LdB29HM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a91e3e4ccb63c2fc01fcf8f992c236fece975d02e82f271d756305807bf492f. 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/14075GWkbCIshf2HjxlHvq.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/14075GWkbCIshf2HjxlHvq.
{"copyright_id":"0xc4514dcc6098145b236aa7b7a6e288c03d235b866a90c49052e90a0d9ea9064a","isrc":"CZA167000027","name":"Má První Láska Se Dnes Vdává","registered_at":"2026-06-19T10:11:58Z","spotify_id":"1OrXhzgi88bBNJElt0Ijgb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4514dcc6098145b236aa7b7a6e288c03d235b866a90c49052e90a0d9ea9064a. 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/1OrXhzgi88bBNJElt0Ijgb.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/1OrXhzgi88bBNJElt0Ijgb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x041ad4430fe99d73646d6d3a485d07b5e7f2661218aab4fa376275dfda1fb120. 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/26kkJA5WEDhWD3Jqxus9BI.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/26kkJA5WEDhWD3Jqxus9BI.
{"copyright_id":"0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e","isrc":"CZA167300027","name":"Kdepak, Ty Ptáčku, Hnízdo Máš?","registered_at":"2026-06-05T08:25:29Z","spotify_id":"65JTOsBwYolSzqImfPSeko","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87e2538e7dfd3847dd3b986314380abfe87c8799cb3b349f1d762a62b82a0d5e. 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/65JTOsBwYolSzqImfPSeko.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/65JTOsBwYolSzqImfPSeko.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x089e1d90aa63c4f18eda7961ee296242fbcc50280d30df2a6c80cef693e977ce. 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/3KYZMoH46vY3ZmJmYjIR8E.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/3KYZMoH46vY3ZmJmYjIR8E.
Kam Tenkrát Šel Můj Bratr Jan - Radio Verse
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaac5ab4930b4184b283fffd7b26b4595a280f1efd362778de41fd0b2817f4f09. 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/0lvZHhpP4IweK060sNfwrF.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/0lvZHhpP4IweK060sNfwrF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7846455b131583f50f65e6aae8fa02bd4f16458782ddf04789938341bdc6f084. 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/7CNVRdb9J2yaWXem6kUuPq.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/7CNVRdb9J2yaWXem6kUuPq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa24042b218dfea580b31b9f580591fbb938f5b3081d6312459bfe065c0a6723a. 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/1a4DpdEN2ky1SjSbYbUvNG.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/1a4DpdEN2ky1SjSbYbUvNG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x962bf2bf80097e1d3a2d0609bdd7de8a7a5090a7e97aebf2952dc311057aa1d8. 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/55kgPStrW0v3iJusPWANJo.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/55kgPStrW0v3iJusPWANJo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1005a8ee3d2a0f1fa849c2f138bd841925b7b40c8102a69b78e7b10f99d3b8a1. 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/2Ttoly1yZKMWWm6X9Bi3uQ.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/2Ttoly1yZKMWWm6X9Bi3uQ.
{"copyright_id":"0x3e19ae76e72e9597fbbfefde5cf18285fddf3435a107f67c563ca5ddaba1b286","isrc":"CZA161100348","name":"Stále Mlád","registered_at":"2026-06-11T06:32:21Z","spotify_id":"4qY5Y0UVQKX8x5MWGUPZ1P","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e19ae76e72e9597fbbfefde5cf18285fddf3435a107f67c563ca5ddaba1b286. 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/4qY5Y0UVQKX8x5MWGUPZ1P.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/4qY5Y0UVQKX8x5MWGUPZ1P.
{"copyright_id":"0xf009babe54b823c2fd6b6d8a32f5dae1542f9fa6e087661d546a25eaaf74e829","isrc":"CZA169200524","name":"Montiho Čardáš","registered_at":"2026-06-21T07:45:53Z","spotify_id":"0GMxJ7fTNGUmTrN8IfqZT7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf009babe54b823c2fd6b6d8a32f5dae1542f9fa6e087661d546a25eaaf74e829. 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/0GMxJ7fTNGUmTrN8IfqZT7.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/0GMxJ7fTNGUmTrN8IfqZT7.
Svoboda: 33 Originálních Nahrávek Největších Hitů (Výběr)