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 0xfd12f52d72c901c672981c9337bacbd22e45796fc18df6e2e13616638adfcf93. 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/eb1db5ab-795e-4a59-9012-670d428be821.json and https://artists.proofprofile.net/proofs/artist/eb1db5ab-795e-4a59-9012-670d428be821.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca9ad2dc9450233d5f702b75eef347425e6a465d6b005d36fbc74083051dc858. 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/7p2J2xecfzGJKsGYo5cO2X.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7p2J2xecfzGJKsGYo5cO2X.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33045e283f9c94745adf8fa252da1c699bc4ea941a6c2c88e82250d2746e8b0d. 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/2MteM6nMgzVP0RB6udlbp5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MteM6nMgzVP0RB6udlbp5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff4667f859e2494c04479606b60e752dbacc645ce88c61fcee5261267b2a061b. 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/1FppFL9VMdt6VMNCRGa51B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FppFL9VMdt6VMNCRGa51B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4886e5c81b70055f17c47e8e5621699626fe32ef15fa3d2b2e01b40989f977c8. 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/52qeCcd9KY9TjF3YqY50ol.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/52qeCcd9KY9TjF3YqY50ol.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x666a863058a9a0eea364b69098b40d8cb38753f3fb3b845162d032739969a64d. Chain 2 (Bitcoin): anchored in block 956500 (2026-07-03T13:55:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GvECU36fNNFPqJ9s8LShL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GvECU36fNNFPqJ9s8LShL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5a02298c2ef0d637d4110e72c31147e69dd85e5687a4a4cb92d068180e840c2. 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/2LAugdvExJzVNB02tw1MKC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LAugdvExJzVNB02tw1MKC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d6a4c2e95aff9d04082df882899e6ec8bd4aa9832737b53f0ea9862c7520d33. 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/5gG1OFrt39VJ6O24ObAlM7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5gG1OFrt39VJ6O24ObAlM7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4886e5c81b70055f17c47e8e5621699626fe32ef15fa3d2b2e01b40989f977c8. 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/2sfOMxTAAjTSKqIMbkji3K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2sfOMxTAAjTSKqIMbkji3K.
{"copyright_id":"0x00cbc4d0b27f702b6467e0dc0e164020f9184be22ad59e2a4fe272fc861f3efd","isrc":"PLI292400823","name":"Chata Nie Densflor","registered_at":"2026-06-10T04:11:39Z","spotify_id":"0gNEiJWRho2iuJY0IgXKkN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00cbc4d0b27f702b6467e0dc0e164020f9184be22ad59e2a4fe272fc861f3efd. 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/0gNEiJWRho2iuJY0IgXKkN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0gNEiJWRho2iuJY0IgXKkN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b10f7259334a09eca9701c8d3baa1f88b41983ef8a3bf246bc506cbee76f0f6. 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/4JO9rukFEg7E7N1VjySDGJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4JO9rukFEg7E7N1VjySDGJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe23e56ba74141c2cf660158d10e18090017178b1b2b1bc44c0ed691e8da866bd. 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/1QZTnlIyuAkyLyI5jhR17S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QZTnlIyuAkyLyI5jhR17S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff4667f859e2494c04479606b60e752dbacc645ce88c61fcee5261267b2a061b. 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/5HcT5CcLzUGrk2hJcSwtNq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HcT5CcLzUGrk2hJcSwtNq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26058865a4a41ecf90c88ad2198cfe8cd74d0148c683e3d6e39d7c3f2441b2ba. 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/1M4U8qEan4sO4TAvvImS5o.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1M4U8qEan4sO4TAvvImS5o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4031d9ffe2d698d713f5e859dfa37c7f4cd36673f5a0d93922975588ae8853c6. 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/6i4jrhtkRGqIJiMLvs1Qv6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6i4jrhtkRGqIJiMLvs1Qv6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x666a863058a9a0eea364b69098b40d8cb38753f3fb3b845162d032739969a64d. 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/6O869i4yGC4htZtbq2jeRf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6O869i4yGC4htZtbq2jeRf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x498fffc718671a4cceb406b45f818f93557e7890d62d64b70cea57ec2fab4326. 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/4gfZRciQSHofLBj5ksn7Du.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gfZRciQSHofLBj5ksn7Du.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x052f4ec18f5f23df4447e37d6daecd75237d0e7fedad2a13d5e16401af1245ff. 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/6iow78X3i2TXPTAMAv85uW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6iow78X3i2TXPTAMAv85uW.
{"copyright_id":"0x37b09864a70682d42606e8131d6fdcd0cfdb7dbef08c9b28bf99854f18d84c7d","isrc":"PLI292400836","name":"Cusztak Bywa - skit","registered_at":"2026-06-21T03:11:24Z","spotify_id":"1Wdzk2RpvugiClh6XmWu7E","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37b09864a70682d42606e8131d6fdcd0cfdb7dbef08c9b28bf99854f18d84c7d. 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/1Wdzk2RpvugiClh6XmWu7E.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Wdzk2RpvugiClh6XmWu7E.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38687e2dc0659de806a83b604b90902fa89860ce69bd869ffea21f7a506cbd24. 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/3GrervTVdlXbiPoL4OrA7t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3GrervTVdlXbiPoL4OrA7t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c8c659203c254bce979147a4d71da3b791a471c3c98eb1a281279969cf35bae. 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/59e1OpIvhqdQGVGi0dGREu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/59e1OpIvhqdQGVGi0dGREu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1803edaea4fb0cffca1b37e580f23c6576217f6641468c61dd8a796367b80c7. 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/13aQSKkjSiTd06VF93Z6LO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/13aQSKkjSiTd06VF93Z6LO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd5271272da65d2cb21389c969f19baebc11e5afbbd0c36a2a08c0a6d2981856. 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/0tvy0ZLlvPXKTJMvDK0wjx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tvy0ZLlvPXKTJMvDK0wjx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2492afef043f544855a02820491be9b3476db01e8d322ead8c0d1e67063364e3. 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/7rkdY389ktrxbjjMyyOWqi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7rkdY389ktrxbjjMyyOWqi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc2bdb659cb97e14f6f319efbc9cfa793fe919d5998ad8f2257182dfdbbb6a09. 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/4z1v1i1Y5RCQX2XRltcDrn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4z1v1i1Y5RCQX2XRltcDrn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22789469d363dc426e67203985aed8e12128061255dbd7c0fe44f4b7acf3a75a. 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/0GjwbdPakd2qvCSVGcO6zN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GjwbdPakd2qvCSVGcO6zN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07b0e3a83f12aed97d93635ba6a2319bb568f6e1afa5128541a92531e1bb81e6. 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/30Ygwt1ADzSIgRylIUegY9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/30Ygwt1ADzSIgRylIUegY9.
{"copyright_id":"0xf9fa747035ff892f8f384e17daea7fbe4cdfb952475dfad35a9ea6bf390c6508","isrc":"PLI292100214","name":"Jak Wyśnię","registered_at":"2026-06-06T05:46:50Z","spotify_id":"6iJuMBAzzNhR2oJPMwobNp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9fa747035ff892f8f384e17daea7fbe4cdfb952475dfad35a9ea6bf390c6508. 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/6iJuMBAzzNhR2oJPMwobNp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6iJuMBAzzNhR2oJPMwobNp.
{"copyright_id":"0xf9ef5cd4be9f6645af6eec7bf2410900c82cc77da25df016da80f0670a832d83","isrc":"PLI292200640","name":"Atut Fantastic","registered_at":"2026-06-07T13:47:27Z","spotify_id":"6ftGWMvMSvBVDd9AcDWG8r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9ef5cd4be9f6645af6eec7bf2410900c82cc77da25df016da80f0670a832d83. 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/6ftGWMvMSvBVDd9AcDWG8r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ftGWMvMSvBVDd9AcDWG8r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2492afef043f544855a02820491be9b3476db01e8d322ead8c0d1e67063364e3. 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/7wafWv7aymksQzUk20a0yr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wafWv7aymksQzUk20a0yr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x488446d2c4b2424b42f69f9eb44381b4a545aebb06480b3513324c63e509377f. 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/53ymYPr0JqijPmfuowYpLO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53ymYPr0JqijPmfuowYpLO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x338e17a76601132be2c6f0e3379939f538c3a2f600a8ea043cff700d185b5261. 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/1mSEiFG3OFg6G1ogHP7IXW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1mSEiFG3OFg6G1ogHP7IXW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdba96051cc13c10c57fa1e9618d3db676812e2e771b959151346d5a346a07062. 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/5rX9JCc1N5QwvIT2WUVJTO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5rX9JCc1N5QwvIT2WUVJTO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe17fefc81a8de54b53fb08da13f5fd618366cc7079c3393a712e1175679e786a. 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/3KJykNgI7TNt021kxuwmZN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KJykNgI7TNt021kxuwmZN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5b27243ec6c624bd387e07072b0935d84f7574c438c03a6d42d74d44003ab61. 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/33HgPbip48TE0sFcWtqX8u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33HgPbip48TE0sFcWtqX8u.
{"copyright_id":"0x32cff15731fc091c33abee0e036229daf6ccd23e2a7ef71fd25e8df9774fef74","isrc":"PLI292200625","name":"Wszystko gra","registered_at":"2026-06-05T05:26:59Z","spotify_id":"2QXUsyZFCZ337DZjclmPFS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32cff15731fc091c33abee0e036229daf6ccd23e2a7ef71fd25e8df9774fef74. 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/2QXUsyZFCZ337DZjclmPFS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QXUsyZFCZ337DZjclmPFS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc84252855669794da8125aff40494d291d75022bdc4e27a3c282dce383b02910. 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/4e7XykB2dvLNpsUYPw1ves.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4e7XykB2dvLNpsUYPw1ves.
{"copyright_id":"0x99b3c3608b280a9abbb8208918bda59503c52be73fb71ad88de9ef3eec8c2206","isrc":"PLS712200005","name":"CHCX CHCX - SkyTaek Remix","registered_at":"2026-06-19T10:52:38Z","spotify_id":"2dh3jiZPXBwuBdE2ZEAvsD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99b3c3608b280a9abbb8208918bda59503c52be73fb71ad88de9ef3eec8c2206. 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/2dh3jiZPXBwuBdE2ZEAvsD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2dh3jiZPXBwuBdE2ZEAvsD.
{"copyright_id":"0x97da16b7dfc7c140ad48af3dfe88022a7dadd4672884ea0b6acdd8e5b3458991","isrc":"PLUM72100160","name":"PANAMERA - Remix","registered_at":"2026-06-08T13:14:21Z","spotify_id":"0S4bAvOFTH8z8YqMjVIdjA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97da16b7dfc7c140ad48af3dfe88022a7dadd4672884ea0b6acdd8e5b3458991. 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/0S4bAvOFTH8z8YqMjVIdjA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0S4bAvOFTH8z8YqMjVIdjA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb7062be5a2ebd468c5ebb94c768f2b350997eccb3a6738b7d1e8660541429336. 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/68F9O3MSHwThNO9AuUKIUT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68F9O3MSHwThNO9AuUKIUT.