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 0xbc93e2303db1e922ae4a5121a1b63bca0e5345f68c71006bda8e8a6b7678dc53. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/47cae380-c81e-4d64-a8d0-9f9c58fd0805.json and https://artists.proofprofile.net/proofs/artist/47cae380-c81e-4d64-a8d0-9f9c58fd0805.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe73cfbeeba93fe3de498039138f354de3ed6eacdf39f748b1c4fc8c4426c16e5","isrc":"QZRD92202055","name":"F.N.F (Let's Go) - Remix","registered_at":"2026-06-04T07:11:10Z","spotify_id":"59DRBDlssFvtWDHsYwCa6q","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 0xe73cfbeeba93fe3de498039138f354de3ed6eacdf39f748b1c4fc8c4426c16e5. 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/59DRBDlssFvtWDHsYwCa6q.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/59DRBDlssFvtWDHsYwCa6q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0be5c6be09cbed25bfa24768898b55a4470853117c1ea857bb8a7d4b53ce5f4d. 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/1vrFJDrysqmsNAgyjBzx4f.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/1vrFJDrysqmsNAgyjBzx4f.
{"copyright_id":"0xc8bdd3f037f05cfec39a7a5c6c10f6b1bafb3bf37489423e5a449c2e5100928c","isrc":"QZRD92302793","name":"Shabooya - Remix","registered_at":"2026-06-09T09:37:08Z","spotify_id":"6wSX2NkwA8srMaRhkougg1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8bdd3f037f05cfec39a7a5c6c10f6b1bafb3bf37489423e5a449c2e5100928c. 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/6wSX2NkwA8srMaRhkougg1.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/6wSX2NkwA8srMaRhkougg1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282b76f6f02815cb07512b5d34368c0a326fab2facbe72b5acaef7792276c7a7. 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/6PphODv2LB2b9BWK9lhWuY.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/6PphODv2LB2b9BWK9lhWuY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52294b1a43908c91c95476b4e2437c3c015b86f28d49923ebc349e32182bc880. 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/5Q8YhYqr8sZEeSwkpmUJM4.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/5Q8YhYqr8sZEeSwkpmUJM4.
{"copyright_id":"0xae2d6108970e92f1ec72f478f9b24497258bca718c175cf9dcb345ae6933dbbd","isrc":"QZRD92202355","name":"You The Type","registered_at":"2026-06-10T19:51:10Z","spotify_id":"5Mqz0TbQZhwLIOZmdmCEnA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae2d6108970e92f1ec72f478f9b24497258bca718c175cf9dcb345ae6933dbbd. 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/5Mqz0TbQZhwLIOZmdmCEnA.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/5Mqz0TbQZhwLIOZmdmCEnA.
{"copyright_id":"0x2788baf8eb4db4dbef818916f99f14c284f9ef006f2e32a598b6547e15b6bc3a","isrc":"QZRD92303704","name":"Freak Junt (Ext)","registered_at":"2026-06-18T03:51:06Z","spotify_id":"0jxiqqVUgOOkhuRcEbGkB0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2788baf8eb4db4dbef818916f99f14c284f9ef006f2e32a598b6547e15b6bc3a. 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/0jxiqqVUgOOkhuRcEbGkB0.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/0jxiqqVUgOOkhuRcEbGkB0.
{"copyright_id":"0x28df8eeb12fe8aac5f2f18b5cb9913f0a51d0e8107fd41ae0467c730ea3dd45b","isrc":"QZRD92303598","name":"Not Average","registered_at":"2026-06-27T10:29:10Z","spotify_id":"2EuZxv0JKvU47cBzOcL2gs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28df8eeb12fe8aac5f2f18b5cb9913f0a51d0e8107fd41ae0467c730ea3dd45b. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2EuZxv0JKvU47cBzOcL2gs.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/2EuZxv0JKvU47cBzOcL2gs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6322877151e070ec0114274c915a58bf1bad95d7f89f038df48669184cc9597. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3bjgZpTk0r6igeNHuCLYlT.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/3bjgZpTk0r6igeNHuCLYlT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x282b76f6f02815cb07512b5d34368c0a326fab2facbe72b5acaef7792276c7a7. 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/3qmonuxz1Q8dj8rZCyYkTz.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/3qmonuxz1Q8dj8rZCyYkTz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6227def4ec592a267b09fb28290d8581971229b7f8b2e87b5fccd41c25da7264. 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/2QVQJ1Qd1TQon7LseyCv1x.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/2QVQJ1Qd1TQon7LseyCv1x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x594628d1e9bc7c8c67a2558a83f573c9700fb78249016cbcffbead75f9f29a67. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ALJHnc8un3uhkpzSIOj2J.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/6ALJHnc8un3uhkpzSIOj2J.
{"copyright_id":"0xe73cfbeeba93fe3de498039138f354de3ed6eacdf39f748b1c4fc8c4426c16e5","isrc":"QZRD92202055","name":"F.N.F (Let's Go) - Remix","registered_at":"2026-06-04T07:11:10Z","spotify_id":"1KsMaIzYmZJzLcKQPN34D5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe73cfbeeba93fe3de498039138f354de3ed6eacdf39f748b1c4fc8c4426c16e5. 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/1KsMaIzYmZJzLcKQPN34D5.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/1KsMaIzYmZJzLcKQPN34D5.
{"copyright_id":"0xc8bdd3f037f05cfec39a7a5c6c10f6b1bafb3bf37489423e5a449c2e5100928c","isrc":"QZRD92302793","name":"Shabooya - Remix","registered_at":"2026-06-09T09:37:08Z","spotify_id":"6bJEmq7GsC2XPKcQzQiFCB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8bdd3f037f05cfec39a7a5c6c10f6b1bafb3bf37489423e5a449c2e5100928c. 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/6bJEmq7GsC2XPKcQzQiFCB.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/6bJEmq7GsC2XPKcQzQiFCB.
{"copyright_id":"0xf084e94d5df0494352c21e1beb5655bbe06c59760599bb2017cba193568cfb71","isrc":"QMEZE2044466","name":"Ask About Me","registered_at":"2026-06-22T02:51:19Z","spotify_id":"0PTTlNKYWHANJcWLQJswYA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf084e94d5df0494352c21e1beb5655bbe06c59760599bb2017cba193568cfb71. 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/0PTTlNKYWHANJcWLQJswYA.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/0PTTlNKYWHANJcWLQJswYA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf72b2b67cde271ea2bf1157f9f3ab74987b3c52c77113bc5f8823c33f0c8c823. 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/69zAjL2CE6gUO9DaHNjK8c.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/69zAjL2CE6gUO9DaHNjK8c.
{"copyright_id":"0xb9e213e22dfb3299f100f33cd4fc1cca78375e2cec2828c2fb8d5e7dc44cd9ff","isrc":"QM6MZ2411350","name":"THANG THANGIN’","registered_at":"2026-06-21T07:34:40Z","spotify_id":"32JiCIJOXHDLKWuz3GjtjH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9e213e22dfb3299f100f33cd4fc1cca78375e2cec2828c2fb8d5e7dc44cd9ff. 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/32JiCIJOXHDLKWuz3GjtjH.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/32JiCIJOXHDLKWuz3GjtjH.
{"copyright_id":"0x28df8eeb12fe8aac5f2f18b5cb9913f0a51d0e8107fd41ae0467c730ea3dd45b","isrc":"QZRD92303598","name":"Not Average","registered_at":"2026-06-27T10:29:10Z","spotify_id":"5c17nOEQCoClTIxTZW3PQZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28df8eeb12fe8aac5f2f18b5cb9913f0a51d0e8107fd41ae0467c730ea3dd45b. 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/5c17nOEQCoClTIxTZW3PQZ.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/5c17nOEQCoClTIxTZW3PQZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae2d6108970e92f1ec72f478f9b24497258bca718c175cf9dcb345ae6933dbbd. 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/7x5u4be4YDbkD31q3tNj2u.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/7x5u4be4YDbkD31q3tNj2u.
{"copyright_id":"0x4f3ac70d83836b18e427bb21ac77e9767aea48c5ba3f8c220f8dd723e33b2bb3","isrc":"USAT22214214","name":"Kater To Me","registered_at":"2026-06-19T06:15:10Z","spotify_id":"68rPaGR2BdRzIiCM1ipzgP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f3ac70d83836b18e427bb21ac77e9767aea48c5ba3f8c220f8dd723e33b2bb3. 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/68rPaGR2BdRzIiCM1ipzgP.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/68rPaGR2BdRzIiCM1ipzgP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27905b00b195fff665e0b481ec1097b26c233ba16fa47daa7458122f7c6f0fa4. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6SHfdOPNPbzgtmaxPIZphI.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/6SHfdOPNPbzgtmaxPIZphI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x701eda6045ec788e7651e5f07faf3cb393ac18952186e839090dfcb5514b6e7d. 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/6IxnPZ14AOD0YjAEPsFeON.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/6IxnPZ14AOD0YjAEPsFeON.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfba189ade6ca8318e5115b2be5bb7c1ec3128f05f19d1234574bd660d4bb4848. 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/60WFLcN3nn7s9hmQ55V7lj.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/60WFLcN3nn7s9hmQ55V7lj.
{"copyright_id":"0x8a637a9e4ca3798fcfe8c604a5fc6ac7fcaa5a42eecd44d0141aec1f6e31493f","isrc":"QZNMY2112736","name":"Hot Potato","registered_at":"2026-06-08T04:55:53Z","spotify_id":"2vtu3jmRnIF3lN5QEmlaOM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a637a9e4ca3798fcfe8c604a5fc6ac7fcaa5a42eecd44d0141aec1f6e31493f. 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/2vtu3jmRnIF3lN5QEmlaOM.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/2vtu3jmRnIF3lN5QEmlaOM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5cf3e7a5b14c2473cf6889140418729c4712e5f2d9c9e3f0e2773e921f68af95. 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/6fLi9F9bbpfFcRRj2mqAfz.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/6fLi9F9bbpfFcRRj2mqAfz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7f97367d9b5e7b37c37ed4e15f8926771a8388b5287b5f1bfb7e11877c81ca7. 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/4G5uIpYKNjNWehZocKTMxJ.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/4G5uIpYKNjNWehZocKTMxJ.
{"copyright_id":"0x4d89029536b481d5f99d47b74a9c4e5dafe60f3821aec111ad1ab683aab96f20","isrc":"QZNMY2112739","name":"Set The Tone Part 2","registered_at":"2026-06-09T09:38:42Z","spotify_id":"42drNbjhVwolBh1kYwr4SS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d89029536b481d5f99d47b74a9c4e5dafe60f3821aec111ad1ab683aab96f20. 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/42drNbjhVwolBh1kYwr4SS.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/42drNbjhVwolBh1kYwr4SS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23fe18033d640527213d7a31ef36c31fa3a08d5121ef6559d486131968e6f205. 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/3q4jE8Yh9EKHKoHI7ek37o.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/3q4jE8Yh9EKHKoHI7ek37o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0be5c6be09cbed25bfa24768898b55a4470853117c1ea857bb8a7d4b53ce5f4d. 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/5nEUEJWFtBFdjVGeFyIOL0.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/5nEUEJWFtBFdjVGeFyIOL0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38d1d64076b7cb15a8092795c182e832a99e802ca0554cd31bf5bd6ae77ce65e. 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/1dVrYm4PFxr4jQzDo5sgv0.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/1dVrYm4PFxr4jQzDo5sgv0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f3ac70d83836b18e427bb21ac77e9767aea48c5ba3f8c220f8dd723e33b2bb3. 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/1hn8Bb5Ah548UnbLjRLBUy.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/1hn8Bb5Ah548UnbLjRLBUy.