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 0xbb0159ebfadeaa4dbfade7ad389647d4b8249e45a96bf199901554d1e8fe2299. 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/85ee4bb7-cee1-4beb-be5b-8abbcdb7ad38.json and https://artists.proofprofile.net/proofs/artist/85ee4bb7-cee1-4beb-be5b-8abbcdb7ad38.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 0x3582495f25c68594c311f35a364b2d2594bdb2df5bf51207d3773233f6fe6517. 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/2Z7NyHNbHhlJSUR1Lgq6O2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Z7NyHNbHhlJSUR1Lgq6O2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6614dbd46150318fd967c810bb99b26b986c61ba34727850261995c8241813eb. 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/5COkVzFpPDKxpVxAClg7WE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5COkVzFpPDKxpVxAClg7WE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x975f848b0957771c02222013c4b1c22b14fb5e96130fc9ebfb0e3ccefe7dc598. 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/4nif4iRJnCz6Fifc84htLa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4nif4iRJnCz6Fifc84htLa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb41f02a838f44e1c5b5028f03ab700d8e677dfe2ef8fa9e70f568298e1979282. 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/5aEks3i0bCu1HgK2xl0Gay.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aEks3i0bCu1HgK2xl0Gay.
{"copyright_id":"0xb6b31a8034a7c9940364eb31cea24176573eea1b719a9c11e987e5980f58bdba","isrc":"KSA002201589","name":"Freakin' (Feat. Chan)","registered_at":"2026-06-26T09:00:12Z","spotify_id":"5nQzqHxOHXKSoVQKhWVYVK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6b31a8034a7c9940364eb31cea24176573eea1b719a9c11e987e5980f58bdba. 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/5nQzqHxOHXKSoVQKhWVYVK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nQzqHxOHXKSoVQKhWVYVK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ad75046e9abe403d4e7f24fa988b28b764cd8fe684a16012a34d01af4353022. 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/4OeS83JBtLaSb0YpmDXE2I.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4OeS83JBtLaSb0YpmDXE2I.
{"copyright_id":"0xaf65fa7adb2be7d22f8b3d94de4b40e40daf32299c0826682fa9588d40cd786e","isrc":"KSA002201591","name":"work out (Feat. 정진우)","registered_at":"2026-06-22T14:50:37Z","spotify_id":"5nEvUrjgpJdmpROficRJ60","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf65fa7adb2be7d22f8b3d94de4b40e40daf32299c0826682fa9588d40cd786e. 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/5nEvUrjgpJdmpROficRJ60.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nEvUrjgpJdmpROficRJ60.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3d731d12722e52722322139c70c147406e6aad4ea81823bb04ea520bdce9649. 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/0HtD209AnadAURRqGelW5B.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HtD209AnadAURRqGelW5B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6319d84b3a4fda5bdb5671c77c46d7312ac6fd0b40ba607f10e078b05667430. 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/1reUwmJ41lrRoIPCXXcwx3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1reUwmJ41lrRoIPCXXcwx3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6319d84b3a4fda5bdb5671c77c46d7312ac6fd0b40ba607f10e078b05667430. 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/17iF8I6QolYXGgvLWK741m.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17iF8I6QolYXGgvLWK741m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x752a7b65b640c5867c8093f413c90654f57f2e1b0ba48d4e9593d642a965c398. 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/0Kk7V0H4gZaRKOQDI4txRY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Kk7V0H4gZaRKOQDI4txRY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44e396d003ef8ed72120267800580879e7fbb93f97c92383c05757550f3f9aa6. 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/09JNcqANHL4u48qHuazHmf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/09JNcqANHL4u48qHuazHmf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x613357715b1d9b0960052b53d06a38fa91d0d3ac472254588a69feb779e1be58. 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/6KGM8adf6y4qUMktOJqXOy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6KGM8adf6y4qUMktOJqXOy.
너라는 사람 (Feat. Kid Wine, 영준(Brown Eyed Soul))
{"copyright_id":"0x03f45e4d849c5db13a31b5e51a126258fca5756f1942dff96f976ab9de215cce","isrc":"KSA002302780","name":"너라는 사람 (Feat. Kid Wine, 영준(Brown Eyed Soul))","registered_at":"2026-06-26T05:28:24Z","spotify_id":"1kivzcdDejFaVG4ag4B989","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03f45e4d849c5db13a31b5e51a126258fca5756f1942dff96f976ab9de215cce. 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/1kivzcdDejFaVG4ag4B989.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kivzcdDejFaVG4ag4B989.
{"copyright_id":"0xc27a76a342a53cbfca91d1ecc1f7926030f963a613d01e5be9f9c6bc5f906309","isrc":"KSA002302356","name":"Wait A Minute ! (Feat. 황세현(h3hyeon))","registered_at":"2026-06-06T16:20:25Z","spotify_id":"30kEjqFheQPomQcf2kZM7H","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc27a76a342a53cbfca91d1ecc1f7926030f963a613d01e5be9f9c6bc5f906309. 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/30kEjqFheQPomQcf2kZM7H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/30kEjqFheQPomQcf2kZM7H.
{"copyright_id":"0x8ccd385b26e563495caec5bee62045d66e2b2ea42d2e3d3c9dfc2aa81b4aca68","isrc":"KSA002301586","name":"You know... (Feat. JAEHA)","registered_at":"2026-06-08T19:12:24Z","spotify_id":"696FMavr1y3e9TVfOV4ZhL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ccd385b26e563495caec5bee62045d66e2b2ea42d2e3d3c9dfc2aa81b4aca68. 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/696FMavr1y3e9TVfOV4ZhL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/696FMavr1y3e9TVfOV4ZhL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb96f8b0688dcab3dafd470f69cdfd65fd0b784d28b357516154d4f1f9062fbd1. 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/7x8WaMdxlDA4tcUbVhca1d.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7x8WaMdxlDA4tcUbVhca1d.
{"copyright_id":"0x5e6b6e03fb6bd9901bf56e9d33b4ecfcb2bbc71f33d28da743681241607c121a","isrc":"KSA002300536","name":"opportunist (Feat. Skinny Brown)","registered_at":"2026-06-06T01:17:32Z","spotify_id":"1rKYvZNCmwQ1UbZUEv2W31","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e6b6e03fb6bd9901bf56e9d33b4ecfcb2bbc71f33d28da743681241607c121a. 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/1rKYvZNCmwQ1UbZUEv2W31.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1rKYvZNCmwQ1UbZUEv2W31.
{"copyright_id":"0xe6135954f7fd363fefba217efe97272d9cf991dcd6e9d79318c0816db608afca","isrc":"KSA002300269","name":"내일이 있잖아 (Feat. Jayci yucca)","registered_at":"2026-06-06T23:01:56Z","spotify_id":"7yjWpSf5hZiI7gjz0jEKxk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6135954f7fd363fefba217efe97272d9cf991dcd6e9d79318c0816db608afca. 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/7yjWpSf5hZiI7gjz0jEKxk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yjWpSf5hZiI7gjz0jEKxk.
Chance (Feat. Peakboy) - Sped Up version
{"copyright_id":"0xc100ea259fa3a44608f95555f74a57ecb314639bc7d5a18d15759e5f1493ef45","isrc":"KSA002300270","name":"Chance (Feat. Peakboy) - Sped Up version","registered_at":"2026-06-10T00:49:05Z","spotify_id":"36hbSPTlNAGgn2ArMLup9D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc100ea259fa3a44608f95555f74a57ecb314639bc7d5a18d15759e5f1493ef45. 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/36hbSPTlNAGgn2ArMLup9D.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/36hbSPTlNAGgn2ArMLup9D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e14eff893c81970bc1c07cb0ee48f68052cde4c10586cb532a9f16a00c24375. 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/0lRyIfhsqlRYULXPBL848R.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0lRyIfhsqlRYULXPBL848R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd58e22fa2100f0df7ef46ca89eb84c879055310cf608de9731121584707f2930. 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/1doYSnRVPimFykE4lPa2df.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1doYSnRVPimFykE4lPa2df.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf437023fe5a9a827ba293555b6e870d1b27c240f5158f4bc35aa4ccdb3d96ae5. 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/1ox7zkdVWVUFJY0H1547qB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ox7zkdVWVUFJY0H1547qB.
{"copyright_id":"0x1fd0c79cb544e1669f47e2eb4ac1346930dbb6f37c18fa7a57e74958b5ac7fdc","isrc":"KSA002200666","name":"Hmm (Feat. muhpy)","registered_at":"2026-06-16T20:55:48Z","spotify_id":"0bMEsKZDytGNhjoCbKRV80","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fd0c79cb544e1669f47e2eb4ac1346930dbb6f37c18fa7a57e74958b5ac7fdc. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:26:16Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0bMEsKZDytGNhjoCbKRV80.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0bMEsKZDytGNhjoCbKRV80.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1157595868066a3ef10f576da06af563b59802692be3d1475a859e56178b2948. 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/7nirS2RArSJE0zVLG8rkpT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nirS2RArSJE0zVLG8rkpT.
{"copyright_id":"0x0d3afef07d981d7bfddbcecc5bfad9db2cb7db997984900db41f65653b6c6219","isrc":"KSA002200668","name":"화창해 (Feat. JUNE)","registered_at":"2026-06-05T15:47:58Z","spotify_id":"04BztykVfI5mjP27SYOvZX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d3afef07d981d7bfddbcecc5bfad9db2cb7db997984900db41f65653b6c6219. 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/04BztykVfI5mjP27SYOvZX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04BztykVfI5mjP27SYOvZX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3bf833227caa480d2607c40d4a3a27f8941a8e07636eaf10fe422be9b9f47fda. 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/7gJh6m04mxtreRIshMZJs1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7gJh6m04mxtreRIshMZJs1.
{"copyright_id":"0x9f9f6aca7fd97cc96acea6fc6b232c6a38fd8422ea6b0b17675b11521ee0fcbb","isrc":"KSA002200670","name":"간단한 노래 (Feat. GIST)","registered_at":"2026-06-10T01:44:54Z","spotify_id":"0kFH2d429vqYYtdM18Igru","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f9f6aca7fd97cc96acea6fc6b232c6a38fd8422ea6b0b17675b11521ee0fcbb. 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/0kFH2d429vqYYtdM18Igru.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0kFH2d429vqYYtdM18Igru.
{"copyright_id":"0x4d10beb8d2bb97f7f26d8450a1f3f9e66c6779a7e252ecec343fc025157c0776","isrc":"KSA002200169","name":"Stuck in a traffic","registered_at":"2026-06-19T02:46:06Z","spotify_id":"1I2uHarj9bW8qGnYLfVVoC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d10beb8d2bb97f7f26d8450a1f3f9e66c6779a7e252ecec343fc025157c0776. 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/1I2uHarj9bW8qGnYLfVVoC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1I2uHarj9bW8qGnYLfVVoC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d10beb8d2bb97f7f26d8450a1f3f9e66c6779a7e252ecec343fc025157c0776. 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/11CctFx6i6knFEbPDKa2IO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11CctFx6i6knFEbPDKa2IO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae51ee2073b1bcba5f533ea5e438987885178a14e10d9506f69a1ad02b96cdf6. 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/1DemSJzMsoFOPzGNZTMoKy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DemSJzMsoFOPzGNZTMoKy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x859a0a5b22ac1d3fecb0746433ee4fe0983952b9dd6aa21fd945a4b54e798705. 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/62ytTS93kcgibthI3aG0Pr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/62ytTS93kcgibthI3aG0Pr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664804a74d1828bb46b89fc675b4f9b1f4e203d077ff5946004dad08849ecb5b. 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/0nMc31dgqgynux9SPgkltP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0nMc31dgqgynux9SPgkltP.
{"copyright_id":"0xd0ebfa78bc8dc3593559b49caf908999b8d8e91e0dde8025de36f28e913ecdc4","isrc":"KRMIM2112645","name":"our smile","registered_at":"2026-06-22T16:42:17Z","spotify_id":"08sUPw6kCHJyDb6OFbvmqa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd0ebfa78bc8dc3593559b49caf908999b8d8e91e0dde8025de36f28e913ecdc4. 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/08sUPw6kCHJyDb6OFbvmqa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08sUPw6kCHJyDb6OFbvmqa.