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 0x2223b8638c9e0473487fd9b9c0d3972212fe6520ac30c465546530762afa4683. 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/07250804-eb53-4f0b-9449-048122cbbc89.json and https://artists.proofprofile.net/proofs/artist/07250804-eb53-4f0b-9449-048122cbbc89.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x287ca29ce8c7043590cde21e44cbf9fd090b85ebd9b7292199997eb88f72c64b","isrc":"QZFYX2287447","name":"if i was a ghost","registered_at":"2026-06-06T12:34:32Z","spotify_id":"1nsgDb2xWUEDftJ3d2HrdE","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 0x287ca29ce8c7043590cde21e44cbf9fd090b85ebd9b7292199997eb88f72c64b. 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/1nsgDb2xWUEDftJ3d2HrdE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1nsgDb2xWUEDftJ3d2HrdE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0f77ce85c9dd89694aedb63b259936ca1f021e7b55b4fd705bb19720e7575ec. 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/0yxasU4t6DcvaCLfIHGq4b.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yxasU4t6DcvaCLfIHGq4b.
{"copyright_id":"0x7bfacbac7e3a9ea78d0c077779a901ffadb516d14a7527e384b565f33b36d2b4","isrc":"QZPLS2149171","name":"what are you waiting for","registered_at":"2026-06-08T01:11:36Z","spotify_id":"1wqK0V5CNArNtWNjQYyefv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bfacbac7e3a9ea78d0c077779a901ffadb516d14a7527e384b565f33b36d2b4. 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/1wqK0V5CNArNtWNjQYyefv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1wqK0V5CNArNtWNjQYyefv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a2cacba02680b3f933261f275626d60abeafcec169820c9199752133e75af4c. 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/2sJRbHhGvgzRp8RCZtA0ZL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2sJRbHhGvgzRp8RCZtA0ZL.
{"copyright_id":"0x14ecc8c255972fb04c55ac5e7199625740f11c296fbba0b1113ac8013d4a810f","isrc":"QZFYX2287449","name":"all i can be is someone you won't want","registered_at":"2026-06-06T12:32:39Z","spotify_id":"6bdPhJN7vL9zbA6kpPixUr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14ecc8c255972fb04c55ac5e7199625740f11c296fbba0b1113ac8013d4a810f. 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/6bdPhJN7vL9zbA6kpPixUr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6bdPhJN7vL9zbA6kpPixUr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d155726eba0f3020a551f8e2845cca1b501d2fe09de5864b0a870ff3cf61e9. 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/0RYc7iemMmAjxdaIFfksSv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RYc7iemMmAjxdaIFfksSv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeef298da9da6367ee3b9305ad075122d4c4486f9bc914ab0c24ed31dd4d3f9c2. 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/65khFlVHzmUQ8cXyYOIubL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/65khFlVHzmUQ8cXyYOIubL.
{"copyright_id":"0x9377404ab02ee6a8648044805e1189c42ac8ce4b9e700ec464d0ab0855ea21d7","isrc":"QZK6P2438209","name":"what's feeling important?","registered_at":"2026-06-05T12:49:23Z","spotify_id":"1Vj5UQZXbhQViSEj2WdkFA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9377404ab02ee6a8648044805e1189c42ac8ce4b9e700ec464d0ab0855ea21d7. 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/1Vj5UQZXbhQViSEj2WdkFA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Vj5UQZXbhQViSEj2WdkFA.
{"copyright_id":"0xe25fc672dec032fc1f36491e5df25e32f6723062f89dab8e95d725b87e15593e","isrc":"QZES82413633","name":"keep moving motion","registered_at":"2026-06-06T12:33:21Z","spotify_id":"0PgWbHwylTQ4DPwF2sx8AI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe25fc672dec032fc1f36491e5df25e32f6723062f89dab8e95d725b87e15593e. 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/0PgWbHwylTQ4DPwF2sx8AI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PgWbHwylTQ4DPwF2sx8AI.
{"copyright_id":"0xe25fc672dec032fc1f36491e5df25e32f6723062f89dab8e95d725b87e15593e","isrc":"QZES82413633","name":"keep moving motion","registered_at":"2026-06-06T12:33:21Z","spotify_id":"0hHuWJ2CK1IyyRpAfOfbv5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe25fc672dec032fc1f36491e5df25e32f6723062f89dab8e95d725b87e15593e. 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/0hHuWJ2CK1IyyRpAfOfbv5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hHuWJ2CK1IyyRpAfOfbv5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20e3d167c9c26d7186035408c2e8b1bd63cd42a3643d7bc350145c499d6219fd. 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/2LHrjE4VT99HBa9LdkSBT3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2LHrjE4VT99HBa9LdkSBT3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54390ad92b4e7bc97dd7bd0c8df2a7e01aed7dc05cc635ed76396fba88229665. 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/69hETV9gK14D20pyT55RMH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/69hETV9gK14D20pyT55RMH.
{"copyright_id":"0x8ce3e032d17eb1761e3ea33ed10d408c6a7ee4eb62b045ad98d04af9818155ba","isrc":"QZTB32209331","name":"cross my mind","registered_at":"2026-06-18T12:02:25Z","spotify_id":"3Nt8iu97TriBRqlZNUuSjF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ce3e032d17eb1761e3ea33ed10d408c6a7ee4eb62b045ad98d04af9818155ba. 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/3Nt8iu97TriBRqlZNUuSjF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Nt8iu97TriBRqlZNUuSjF.
{"copyright_id":"0x8372e6d735ebe0df66a95c4488d5aa39aeface6b0bfc9d7b3f404e8ae798f615","isrc":"QZMEQ2299801","name":"love like that","registered_at":"2026-06-04T06:32:30Z","spotify_id":"0F5pLlDRsYpz1eiazcGQR1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8372e6d735ebe0df66a95c4488d5aa39aeface6b0bfc9d7b3f404e8ae798f615. 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/0F5pLlDRsYpz1eiazcGQR1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0F5pLlDRsYpz1eiazcGQR1.
{"copyright_id":"0x3eef287b07ee9f6c0dff09a01a28b8dfdc535b41e7969879ba879cacfb638dc3","isrc":"QZES72246924","name":"Help me","registered_at":"2026-06-05T04:38:22Z","spotify_id":"14UBMDlJw0AoZ0bCXPeCai","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3eef287b07ee9f6c0dff09a01a28b8dfdc535b41e7969879ba879cacfb638dc3. 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/14UBMDlJw0AoZ0bCXPeCai.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14UBMDlJw0AoZ0bCXPeCai.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb9bb016027cb680b69e0589f7e1f4a3458f6f66f587971f9a0bf05d2f1ef30e. 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/7Iyos8kU6zPjFIyAdFKZY2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7Iyos8kU6zPjFIyAdFKZY2.
{"copyright_id":"0xc82d68ad78141fb24d1fe0ade4601e4cddd50e3dac8df651281f95a6b17fceed","isrc":"QZDA62241697","name":"what i did to you","registered_at":"2026-06-06T05:57:32Z","spotify_id":"1yhdlroSvk04vrOilDdaj7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc82d68ad78141fb24d1fe0ade4601e4cddd50e3dac8df651281f95a6b17fceed. 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/1yhdlroSvk04vrOilDdaj7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yhdlroSvk04vrOilDdaj7.
{"copyright_id":"0x7bfacbac7e3a9ea78d0c077779a901ffadb516d14a7527e384b565f33b36d2b4","isrc":"QZPLS2149171","name":"what are you waiting for","registered_at":"2026-06-08T01:11:36Z","spotify_id":"4qwRbMOKIHiaEdRWE6piyI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bfacbac7e3a9ea78d0c077779a901ffadb516d14a7527e384b565f33b36d2b4. 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/4qwRbMOKIHiaEdRWE6piyI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4qwRbMOKIHiaEdRWE6piyI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0f77ce85c9dd89694aedb63b259936ca1f021e7b55b4fd705bb19720e7575ec. 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/6zduZgzUbumWq7i8KUxZ2L.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6zduZgzUbumWq7i8KUxZ2L.
{"copyright_id":"0xa37aab836b0f04cedbeeb61533f278b54ae8e11e1df479a77b087e10306c8837","isrc":"QZNWU2114020","name":"friends like this","registered_at":"2026-06-07T15:08:31Z","spotify_id":"4y7YoJAfU4ym6EVjUZJyhP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa37aab836b0f04cedbeeb61533f278b54ae8e11e1df479a77b087e10306c8837. 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/4y7YoJAfU4ym6EVjUZJyhP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4y7YoJAfU4ym6EVjUZJyhP.
{"copyright_id":"0x9e1f6b3f647933afd5358eb2b6a57840aeeabafe97c27234b2d67f1837c6cddd","isrc":"QZMER2130482","name":"over u","registered_at":"2026-06-18T20:40:53Z","spotify_id":"3zNR4lD6ngBJSDaZa8GB6r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e1f6b3f647933afd5358eb2b6a57840aeeabafe97c27234b2d67f1837c6cddd. 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/3zNR4lD6ngBJSDaZa8GB6r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3zNR4lD6ngBJSDaZa8GB6r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1956c831ddedba7450edb8278f01aff5241279607a8fb21485ef18d8c667a77. 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/6xsR15UbXtvQM1VTueuMO1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xsR15UbXtvQM1VTueuMO1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e8af85a1f035e54a485e82a6411d53a87b087d9a417f54cbcef2d7413f74d92. 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/7DeeRGz2C446ZQ7LnNXBXX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7DeeRGz2C446ZQ7LnNXBXX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e55b6b307e320cd13c53b32380eb729d791b799117afd3098ba7b0e55047b65. 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/5aQoW7xXoPvrWpYkD2n3na.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aQoW7xXoPvrWpYkD2n3na.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55962626ced734ca7ef28c3902fa6e65f00d95068dd23f1f824ac7ebf1dd1953. 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/3ZwgDXdKMhT8KW6lozGx5x.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZwgDXdKMhT8KW6lozGx5x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd7dd329857d6bca509e9f37ac0fd755998321a855e864ad1cf17236fe698b25. 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/4P6tUHiNhH4moLtNabvCrX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4P6tUHiNhH4moLtNabvCrX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6997b8ea4286a1260d27c703be6d537e73d169ffb87f85bd246ec62821b0e31f. 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/6ZRArdDgvA42pif7GvY2BA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ZRArdDgvA42pif7GvY2BA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1a225ac0edd29e93e04f9a1753efcad8c28684a673651849b39d5bd60a46e19. 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/3NacdMS1s4g6K6KBApM7EA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3NacdMS1s4g6K6KBApM7EA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6473c23472534b3d27d448df346ed95fc92f70a363d46f9cca6d32fd5cd880f9. 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/6IdpsAuRc8tM3D66uZpclr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6IdpsAuRc8tM3D66uZpclr.