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 0x74b3c29a521b7c6024adfaa5540dec34000b9f85facdec5719704315688159c2. 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/633e80bf-1fcd-440c-a25e-768a4efa648c.json and https://artists.proofprofile.net/proofs/artist/633e80bf-1fcd-440c-a25e-768a4efa648c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Wie Zijn Wij? / De Mannen Van Het Moment
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 0xd6720bab52a0562d661547aae1e3c8db7c0ae46f98c0fc4964e8ccf741915d97. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/44SAY1YBxSkhfJjsmsAhkL.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/44SAY1YBxSkhfJjsmsAhkL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b7b85351436ffa07d79c1210506ec469069fcdc9a0608204f0052b22ca7845d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1fDbnzTpGYBP77S3V4jAIf.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/1fDbnzTpGYBP77S3V4jAIf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d7251162d70b520b31a543267a56aa74995728e1ae9e8c7d25eb563a7d69ccc. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3PSKhk8mYv2QXc2GfYK03N.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/3PSKhk8mYv2QXc2GfYK03N.
Lil Craney (Dutch Movement & Crooxs Remix)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x343c54abb1e79f98378a853624c8958a12eac5831085868f42991e8de2ca5eff. Chain 2 (Bitcoin): anchored in block 956656 (2026-07-04T14:03:39Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3MM9sJHvxYepMrCPocTJaa.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/3MM9sJHvxYepMrCPocTJaa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64d917e4308e52208c0b8bbf795376b178405afc014f4e43d3227a2543e6290e. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1gcpxsYHx7zrFU7KxQn1Re.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/1gcpxsYHx7zrFU7KxQn1Re.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x087c66478a94c5ee30b8e26a59fffed6091485834b63717d4438c57ff5e1b0c7. 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/6QKOcM8yKiHPn0EndJSP26.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/6QKOcM8yKiHPn0EndJSP26.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2126d8a0acd4f122470f6fa6567fd7d601202344ab2e82f68f5377036aec79bd. 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/2DhpQtdkezoUsSVNBTOLMg.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/2DhpQtdkezoUsSVNBTOLMg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee7947859a54d3f5b49eaebd88da2baaad579484818c60f8fb8c508a15274fa7. 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/4J3VUTuZ8Se9nDg783tzq9.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/4J3VUTuZ8Se9nDg783tzq9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ab66040028334366f312084200f5cdd51bbf456fb91a4638686f0b305d59b72. 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/0jRdDTDXuDEwTQ78svtNDH.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/0jRdDTDXuDEwTQ78svtNDH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6ec8f4d3c9d2109d43962c7d12ebf12252ce37f19429ed3864b0df243b52054. 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/5lCatCx2PuKbDiSQ9tWmn9.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/5lCatCx2PuKbDiSQ9tWmn9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64d917e4308e52208c0b8bbf795376b178405afc014f4e43d3227a2543e6290e. 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/5MLMLkaUz77tLJmIHDfCer.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/5MLMLkaUz77tLJmIHDfCer.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x343c54abb1e79f98378a853624c8958a12eac5831085868f42991e8de2ca5eff. 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/2z4b4AQOpfUX1ywADCPbgK.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/2z4b4AQOpfUX1ywADCPbgK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8aebb121bdd69924042702bc7cb00c7bc28acc3a0cb80a9df82a82f5a7b335e. 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/0EYDMDdsu4ZtkF56MdYP9c.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/0EYDMDdsu4ZtkF56MdYP9c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3094d3507543375543380f0b623c45c79fcd1f3d42f6234e29b53dda1a3a6322. 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/65cn6yvfHB5QQeCzx0CTeu.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/65cn6yvfHB5QQeCzx0CTeu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf59d9896eef04b75656b4c5121a27d7b60ad53d1b9158ec556b94fb85f3016d8. 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/094lQ1ljewaTzdJCwNxIoO.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/094lQ1ljewaTzdJCwNxIoO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ba6de7a4ea6619c0d8d4c95a56f577240ddab3f820a10b847533c28e710b924. 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/4lTITtBl4GtIJMkmXofvdQ.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/4lTITtBl4GtIJMkmXofvdQ.
{"copyright_id":"0xb8171bccd6ef773e437a72b88966d6bb3845fdbde5e83e0d80316f2e9d4f209c","isrc":"NLG661800824","name":"Bitch Move","registered_at":"2026-06-10T20:01:53Z","spotify_id":"54Rj6qpPyhfStJmffnNXQb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8171bccd6ef773e437a72b88966d6bb3845fdbde5e83e0d80316f2e9d4f209c. 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/54Rj6qpPyhfStJmffnNXQb.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/54Rj6qpPyhfStJmffnNXQb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4af41e1943d33631192211e990a27576f8965b1cc86ebc3725dd91657ff25e3. 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/2QhQZDHY57RIPGepY5K4qK.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/2QhQZDHY57RIPGepY5K4qK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ca22608979026cbc74d37c07dce835b9995fa69ff991159e30eaf5de32b1715. 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/2HX7hD6etceEQw9d0HKSHG.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/2HX7hD6etceEQw9d0HKSHG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd71a24aae9ff21181225de6bbf6bcdabf7849f90a85ec9110a10469ed4bf3d91. 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/0qIlK0eUNTBw2rLnt1AHzm.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/0qIlK0eUNTBw2rLnt1AHzm.
{"copyright_id":"0x9bfb7fdae3d8df3a17cbe3426497a3c7200c76240954ccd4bb0d4ecda48b730a","isrc":"NLG661800995","name":"Wat Je Mams Je Gaf","registered_at":"2026-06-23T12:02:57Z","spotify_id":"4K0sIEHBW1AWbtX7lTcTkP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bfb7fdae3d8df3a17cbe3426497a3c7200c76240954ccd4bb0d4ecda48b730a. 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/4K0sIEHBW1AWbtX7lTcTkP.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/4K0sIEHBW1AWbtX7lTcTkP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b486040f84fcb8b3b4aefa94481d431c1680f734b995b5d0ca6bd163bf21af6. 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/4mdDblXs7sA34cYAhSehvB.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/4mdDblXs7sA34cYAhSehvB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a429a5cc3445cd4b5e8a64b61b965662cf587ca33cd456695caacc08d6a6dae. 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/2ZB3J9nIrmGC0p1Z6viihs.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/2ZB3J9nIrmGC0p1Z6viihs.
{"copyright_id":"0x42c932418ae1ed6ffdfffecd0dadfa3f150b6ee2980f0257ee0c080f2c7bc99a","isrc":"NLG662500144","name":"Lil Freakje","registered_at":"2026-06-04T07:47:57Z","spotify_id":"7tqg41RdA6MLUrUbcNrFoJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42c932418ae1ed6ffdfffecd0dadfa3f150b6ee2980f0257ee0c080f2c7bc99a. 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/7tqg41RdA6MLUrUbcNrFoJ.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/7tqg41RdA6MLUrUbcNrFoJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27de45d7684e910b5d4962af4f34f0549c5a721be1de8a1c86b3868bece6961d. 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/03p2i64ldI8Jf0yJRglhCI.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/03p2i64ldI8Jf0yJRglhCI.
{"copyright_id":"0x70a9ea5255cab61dbb040ff900436762bb16654fecaa9a57f5c32143baf771a2","isrc":"NLG662400515","name":"Ik Ben Er Nog Steeds","registered_at":"2026-06-05T20:01:17Z","spotify_id":"5VdRudlleEz1shhCXznRWH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70a9ea5255cab61dbb040ff900436762bb16654fecaa9a57f5c32143baf771a2. 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/5VdRudlleEz1shhCXznRWH.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/5VdRudlleEz1shhCXznRWH.
{"copyright_id":"0x98a88b61456d131e46ff4983ba19053fc2b6b4164845435dd82360bb9df04dce","isrc":"NLG661400690","name":"Oeh Na Na - Abstract Remix","registered_at":"2026-06-06T17:36:36Z","spotify_id":"55y5ZnRNCbAHTEQgSPateH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98a88b61456d131e46ff4983ba19053fc2b6b4164845435dd82360bb9df04dce. 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/55y5ZnRNCbAHTEQgSPateH.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/55y5ZnRNCbAHTEQgSPateH.
disco boy, I'm a disco boy | Weekend party hits
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19e3fb5d5a56cc0370012238f728aab72de38b043c3a91bafae392093c728cca. 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/0FttbulkUqOwT4LYuvbkiF.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/0FttbulkUqOwT4LYuvbkiF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83ab19484938301202b073f1d57356fd32024789c87d5d303ec50fc5e6599630. 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/7MmAM3JjAekFdmuY7p2SMV.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/7MmAM3JjAekFdmuY7p2SMV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c12242d16ebeec7131ddc30ac47c7c4751e7f3be1ce1b1914ed19168505b4b0. 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/1j9WumqPb91uRhAIJbPCCG.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/1j9WumqPb91uRhAIJbPCCG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c12242d16ebeec7131ddc30ac47c7c4751e7f3be1ce1b1914ed19168505b4b0. 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/3ibGc2PLDs46Qa5FU870di.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/3ibGc2PLDs46Qa5FU870di.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98c3738f9c116156fa42e9c0a4ff715b61af552152a0369b55aef2b7c35ef0fb. 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/1YQ3SYZoB4X6EfWhpkirVc.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/1YQ3SYZoB4X6EfWhpkirVc.
Amsterdam Queer festival 2023 | Pride Nederland
Feesttent - DJ Paul Elstak Culture Clash Remix
{"copyright_id":"0x72c6b39ea58f2510cd520c7f759c6e354f89746349c2bd5fdf8ebfdca619a9a7","isrc":"NLG661700195","name":"Feesttent - DJ Paul Elstak Culture Clash Remix","registered_at":"2026-06-07T08:34:39Z","spotify_id":"04OvcioFFlfhZ0dhtTG4UM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72c6b39ea58f2510cd520c7f759c6e354f89746349c2bd5fdf8ebfdca619a9a7. 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/04OvcioFFlfhZ0dhtTG4UM.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/04OvcioFFlfhZ0dhtTG4UM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02c83f43ef2007cb6e180e88368b51eb3aa4b3220ee26ac01a12076ea44a495b. 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/7EPNjzimfSsX4bsjQZwAIm.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/7EPNjzimfSsX4bsjQZwAIm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x880a77794186938a5f7c897aff5e1a6123bbbb6bf93175644291d008011dafe1. 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/2Pmoc0KvPi5Yg7aecBwHxQ.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/2Pmoc0KvPi5Yg7aecBwHxQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x880a77794186938a5f7c897aff5e1a6123bbbb6bf93175644291d008011dafe1. 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/5fySAmiBZEILTlSwo8n4Wi.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/5fySAmiBZEILTlSwo8n4Wi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7252ae3c1d55d489b83f154b651fb366e71be1a13c964104cf33a90b0c26d57. 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/7sEe6B2uzEziUaMAszvnF7.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/7sEe6B2uzEziUaMAszvnF7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4423f745e2abe9f6268c10c0116d9d3a89cd2cae1c85d6707ace14fd61bdd5d. 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/3U1sLMV37PoS7i5aApZXIx.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/3U1sLMV37PoS7i5aApZXIx.
Ik heb de zomer in m'n bol | Hittegolf hits 2023
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x880a77794186938a5f7c897aff5e1a6123bbbb6bf93175644291d008011dafe1. 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/7LgaiOX811jyv6aPJ6Rtu3.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/7LgaiOX811jyv6aPJ6Rtu3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88fb361a9fcb6e6c8084301a8ce726438e70ec14cf1147a8ea948f75d2a2f4b0. 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/4PbzUbdLZpAezmEImKaqne.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/4PbzUbdLZpAezmEImKaqne.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88fb361a9fcb6e6c8084301a8ce726438e70ec14cf1147a8ea948f75d2a2f4b0. 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/2OMRvt125AfZr8zmhCRDYE.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/2OMRvt125AfZr8zmhCRDYE.