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 0xaeb6a757d30f9e4b95177cd896917b06611eb72ce1875c126d851e81b6d54caa. 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/c3f49e46-6d3e-4007-9746-71ed53803693.json and https://artists.proofprofile.net/proofs/artist/c3f49e46-6d3e-4007-9746-71ed53803693.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x557e6e1bbca01cde5085a67abfb2661e23dd6aa9bc4d606a94766afa1c0a577e","isrc":"ARIXB2312096","name":"Skillismo #2","registered_at":"2026-06-09T17:40:22Z","spotify_id":"3PYQ0ut5FmreHqzxr33u3m","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 0x557e6e1bbca01cde5085a67abfb2661e23dd6aa9bc4d606a94766afa1c0a577e. 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/3PYQ0ut5FmreHqzxr33u3m.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/3PYQ0ut5FmreHqzxr33u3m.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fd47ea31e2889298ecad54f4fd307bbdbeff4220f6843b67a49bbb29407bcf3. 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/2Q8eb3Txb63LykcCUAUvDt.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/2Q8eb3Txb63LykcCUAUvDt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f19f8b0d51eea2d6be61d25bdf85db5817e204c5a4fcb5ed82c5d534d2518cd. 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/5nkVgcE23uEQf2RxBILtyu.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/5nkVgcE23uEQf2RxBILtyu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd18855e5a5819d738d4684c982655bbd0b1f16b49b38eb7edfcf40112e2f34f2. 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/0et5kHSyE7vNPbysINU6vy.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/0et5kHSyE7vNPbysINU6vy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35e944093b3d5d93417f8572d9cf4f5a784713a8fa9a0dda51c38e24031bfefa. 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/6t2mqCH1xvlZK0FIyRsytW.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/6t2mqCH1xvlZK0FIyRsytW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a1017d0203cc829b433673facddff0ae1450aeeac64e472f2600100d24e103. 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/0Qrz5ywTJzWpwll7qzp6Dj.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/0Qrz5ywTJzWpwll7qzp6Dj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1584fa7152e3e6da67ca1161964ca434b87d0ed6b06984dd97705162f0452ee7. 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/2201SkYXrJuBl1WBxkN6pf.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/2201SkYXrJuBl1WBxkN6pf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0947af81c64060880faf26dbe9b6621027a5172676206ac1d5c8eafd8b7bc13. 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/7169FFVRmxiqiK8OEkn8Wp.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/7169FFVRmxiqiK8OEkn8Wp.
{"copyright_id":"0xa7ee683afeab986e317527a5d5f9434e19c2cf5454c5aa00fa95e6a65c8fdb08","isrc":"QZNJV2370484","name":"Cual Fue - Remastered 2023","registered_at":"2026-06-04T13:39:57Z","spotify_id":"1DaManHg7VuOeFcACvAmXk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7ee683afeab986e317527a5d5f9434e19c2cf5454c5aa00fa95e6a65c8fdb08. 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/1DaManHg7VuOeFcACvAmXk.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/1DaManHg7VuOeFcACvAmXk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8d4825721e51498d2229b291bd22055a0a710d2997799b001d592be91fb67b5. 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/3mAJzXCtzsgC10kzVblVq7.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/3mAJzXCtzsgC10kzVblVq7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f71afb87670e0e8630b9ef97d1af5d08d3340ae777ca51c85f57130259bc7b7. 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/4aGbphbisungY2i6Xe77oy.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/4aGbphbisungY2i6Xe77oy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f5f44c0bf9214223596fe9d109145b0cc49b48e3302d1a668a9e55c5c265920. 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/4gZwJGABg2MsZ4ze5jNNoS.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/4gZwJGABg2MsZ4ze5jNNoS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc38d8128ddb606a73cc9f9550ddd9e6577dde5f4057f7b44ba2a52b9eb489bd9. 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/1Wx206tRkbF6NMhv0rYacT.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/1Wx206tRkbF6NMhv0rYacT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x624c09502d806dba2afb9105e8131821c992a4a0dce5f2bba6ef96c1a4af50eb. 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/4qRdzMuhhADTiCb9fEzwXz.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/4qRdzMuhhADTiCb9fEzwXz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x896b6c25198b6560ac77bf7d2224e4895a0febcb2daab223e8c1b3457f7a443f. 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/6P3tYt9jj4LTirAwZtaPpK.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/6P3tYt9jj4LTirAwZtaPpK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f647220fe0b75214c2b8991160555106e3551eb710c867064c733c363076a32. 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/68F6E8uCMQpMeaVBsfCbdn.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/68F6E8uCMQpMeaVBsfCbdn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c99189d6c23db1a172c006627acc077e04a80cbf08b6e9d1754858bb443e1d1. 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/1Cd6elpS1VKan0yZzKBo6K.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/1Cd6elpS1VKan0yZzKBo6K.
{"copyright_id":"0x2e35af13f719c88cd71a7bc45138f19bd901805b0956c8f8268026d405e7c089","isrc":"USA2P2435058","name":"PENSAMIENTOS MARGINALES","registered_at":"2026-06-11T02:44:43Z","spotify_id":"29vhgToIPBWrQjSiVtvI9R","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e35af13f719c88cd71a7bc45138f19bd901805b0956c8f8268026d405e7c089. 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/29vhgToIPBWrQjSiVtvI9R.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/29vhgToIPBWrQjSiVtvI9R.
{"copyright_id":"0x6cc44854d5148b5c09aab321a8027d72ff54fc44514f732f8d14ae71df24d45a","isrc":"USA2P2435059","name":"BARRAS POR DEPORTE","registered_at":"2026-06-21T02:48:19Z","spotify_id":"7ErErOSQAQZPoFW6RNDG4w","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cc44854d5148b5c09aab321a8027d72ff54fc44514f732f8d14ae71df24d45a. 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/7ErErOSQAQZPoFW6RNDG4w.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/7ErErOSQAQZPoFW6RNDG4w.
{"copyright_id":"0x5079d4addc7d9c04feaeb33cc90acf7e3618c027a5fd15f16db2263125ee373f","isrc":"USA2P2436127","name":"DESPUES DE NOVIEMBRE","registered_at":"2026-06-04T05:29:04Z","spotify_id":"1XLwUoxQtoLGxN3RQHNn5E","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5079d4addc7d9c04feaeb33cc90acf7e3618c027a5fd15f16db2263125ee373f. 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/1XLwUoxQtoLGxN3RQHNn5E.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/1XLwUoxQtoLGxN3RQHNn5E.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x162ceee0326ded8c39192961fd1cac41269b8968d1302de176461fb00633625a. 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/4VBcigKaPT4CY8gLzmEdnY.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/4VBcigKaPT4CY8gLzmEdnY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfede34957eb662b26ce6ee1f5f947b5a686ccb39e414498fa7a79c8e8bd41767. 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/5aQl2bVgHX5Gh8NYjE6Vp9.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/5aQl2bVgHX5Gh8NYjE6Vp9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x483389e517dd9ed308df90152f2f540d09fa206fde55a494766c898f49ab0e12. 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/4VPRZa1iFBKaN6v9v9vKcs.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/4VPRZa1iFBKaN6v9v9vKcs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4a45107054c8d54f32e3c025cd65331e8d8f6ba0672fde7b5f875a9abb9c2ef. 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/4K8AqmWpvzezHIcCiSd882.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/4K8AqmWpvzezHIcCiSd882.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2658402f32ba9b6f9c00e583d5ac89fbe85b6d2938c8f18d147a02da547ff11. 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/2O0ttq8xAbRdDqm8EKj1QP.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/2O0ttq8xAbRdDqm8EKj1QP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0187506e36e7df2d6ebca45a328cee3d00aabf5899b1dc5e2c9dbd8c651a10b4. 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/2aLgWf5iAbehxBwZ3ffVuA.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/2aLgWf5iAbehxBwZ3ffVuA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb35306a0338e9d8c6d79fcaefe39d159a606fcb805b8f985164b39a4827bc603. 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/23QAYBNp1GBI3EupR4m9yT.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/23QAYBNp1GBI3EupR4m9yT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35961e2285feedfcba41e8afdcd5fee574ccfd9676c48e9f36c4a79dfa6ef61a. 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/5GWjLk9rYfaU24psGK0dSL.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/5GWjLk9rYfaU24psGK0dSL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91ed03fe4a6dd2e04ea66ce0f0600c917d6b394387fcf056023bf87a6ae0d430. 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/4nQ3HKYUoUUc5Uvkcr1Hrf.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/4nQ3HKYUoUUc5Uvkcr1Hrf.
{"copyright_id":"0xc2f90ae7e636b98e550c93c40bd0613df2d920b63c77dcc235ae759b55e023dc","isrc":"USA2P2408051","name":"Todo va a seguir igual","registered_at":"2026-06-05T08:39:23Z","spotify_id":"3tdGm2kGNMSbKC7Xwmkset","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2f90ae7e636b98e550c93c40bd0613df2d920b63c77dcc235ae759b55e023dc. 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/3tdGm2kGNMSbKC7Xwmkset.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/3tdGm2kGNMSbKC7Xwmkset.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8da499ead357040831b341e9fe2b129b7353c966617efa244609dd40384a539f. 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/4W0kCsG799fc7itmBexZv9.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/4W0kCsG799fc7itmBexZv9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d876015eabc3fd5b3e899da70780d64c444b8efba5d506d4eb0cc62abdb3de5. 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/7JRyxwmXb4UujbaXfAQgRX.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/7JRyxwmXb4UujbaXfAQgRX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cecf3a597dd5ed2b2c73fafef6868b8cd379d34de017a1b6f51a9c999c59e59. 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/7GMRe3tw6rt5m2aMPNd7U1.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/7GMRe3tw6rt5m2aMPNd7U1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ddc3c404c7a1809fa15d9f67a0330432b8a457308dd360a1994697b8ffc52fb. 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/24ZjBJismR4CMTI70uF4Q2.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/24ZjBJismR4CMTI70uF4Q2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbeb78cc1225b080711b8b637aa0ebfd6e5bb9308b30aff7b84632b3015cb6fc. 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/0bSaESOu3PKndhTle7kZvo.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/0bSaESOu3PKndhTle7kZvo.
{"copyright_id":"0x209b22ff66e00ac46336c29867ad9a1ac31de63c68a9bdd38e27ff9d2f1fa81a","isrc":"USA2P2362749","name":"ESTE LADO","registered_at":"2026-06-09T17:43:58Z","spotify_id":"3RPVulhCIoGMy1m2XsDQnS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x209b22ff66e00ac46336c29867ad9a1ac31de63c68a9bdd38e27ff9d2f1fa81a. 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/3RPVulhCIoGMy1m2XsDQnS.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/3RPVulhCIoGMy1m2XsDQnS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cecf3a597dd5ed2b2c73fafef6868b8cd379d34de017a1b6f51a9c999c59e59. 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/4dovzpehTgRhQjLfmOTGKE.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/4dovzpehTgRhQjLfmOTGKE.
{"copyright_id":"0x2ba1d5e4255ee2392bac48e2b23ff6d6577e33f0bc069ce901ef2a80df991d8e","isrc":"QZW9L2358261","name":"Nada Mas","registered_at":"2026-06-06T21:46:19Z","spotify_id":"52nSSKFPKyxgOS7J3epoSA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ba1d5e4255ee2392bac48e2b23ff6d6577e33f0bc069ce901ef2a80df991d8e. 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/52nSSKFPKyxgOS7J3epoSA.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/52nSSKFPKyxgOS7J3epoSA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6487290caaf808d98dd01204e92e6458c0038c0c22c3775d34d950d9e40bf2f. 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/3Cls2kkQUgX1WeHXAdbfXY.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/3Cls2kkQUgX1WeHXAdbfXY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88d6416d2e02d941c071795d5dbc5ff6a0578ffabb2a52bd5f671bb4f2a6cce5. 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/6jnKN4h4tKP4J2D9vcP9do.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/6jnKN4h4tKP4J2D9vcP9do.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf117eefec855e7282e3bd72b1762e34ac9171a6dfa513e80e595d2ed54e0ac64. 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/6on7e5LYV1ideY6PLZEHaH.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/6on7e5LYV1ideY6PLZEHaH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a34dab89a775ad1f733f6335f657792f7ae4e1f7b1c1eab6318be56b5f57260. 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/7FCqDsn4TJRnfGaObDiCv8.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/7FCqDsn4TJRnfGaObDiCv8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x308c6e4ef36eda058c4eda9efa25a2eb5ba2558d69f87e7b6086c691b8641580. 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/2qfiSFOk0CwP9PEdJM4RvM.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/2qfiSFOk0CwP9PEdJM4RvM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73fcb195c74ab357c88c4d2d11854f48befe3a742a763a0fa644012a658705e0. 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/3ROFgTtnRbmFnr8n9z2A5w.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/3ROFgTtnRbmFnr8n9z2A5w.
{"copyright_id":"0x37a6099e0fbdbe21e864727dd7e01ed0b8d164d4b597f72c98522cf2cfc0a45e","isrc":"QZGLM2380654","name":"No Estamos Ni en Pedo","registered_at":"2026-06-19T11:20:48Z","spotify_id":"7xCIlvpUDblbk6GsncCXsj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37a6099e0fbdbe21e864727dd7e01ed0b8d164d4b597f72c98522cf2cfc0a45e. 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/7xCIlvpUDblbk6GsncCXsj.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/7xCIlvpUDblbk6GsncCXsj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaa6ce1f00655b0200dc6ad0e0db671a172391965e6e424bcdf673e4cba836e3. 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/6cYQjqpN2XiBjw3LPkE8dR.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/6cYQjqpN2XiBjw3LPkE8dR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x324135bb82b625eb809da485d7d5e33472d399762f22912c5aa828a8f2954647. 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/3i7FRoxwVph3VNjezS7P7K.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/3i7FRoxwVph3VNjezS7P7K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7293fb2d0f1300b84dfd3ac88851c512b201e57b02dad8b4db6705e8355dd3f4. 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/4hgyZTPENiy8RUhIJS3bYK.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/4hgyZTPENiy8RUhIJS3bYK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79f98a1f72b3e913594d52911f270160ac9a0e6bb0f11df397781d2f5306415f. 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/7LEYixCErP2mKgeYR14CnN.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/7LEYixCErP2mKgeYR14CnN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d32300791365e2df258e9d75472f320619ae3fdd48d7eaf7d731dd04e3839fb. 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/1bqBYvh7kGNF5qcgA59I2e.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/1bqBYvh7kGNF5qcgA59I2e.
{"copyright_id":"0xa6ba60bdd6b18dbc20563f4ad498d5333fd635b82eaf684d5d46e1f69ee2349c","isrc":"QZTB52281614","name":"LOS VAGOS CON LOS VAGOS","registered_at":"2026-06-04T09:09:09Z","spotify_id":"39vc04oZpi3uomKwMXKkZf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6ba60bdd6b18dbc20563f4ad498d5333fd635b82eaf684d5d46e1f69ee2349c. 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/39vc04oZpi3uomKwMXKkZf.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/39vc04oZpi3uomKwMXKkZf.
{"copyright_id":"0xcb43ba8c2fde2dec22bbdaf11ae533de83a8ec64b60c640f717734fc003b016e","isrc":"USA2P2504563","name":"CARA DEL NORTE","registered_at":"2026-06-05T12:33:03Z","spotify_id":"4ncRoHduCPgYZENngHf1xE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb43ba8c2fde2dec22bbdaf11ae533de83a8ec64b60c640f717734fc003b016e. 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/4ncRoHduCPgYZENngHf1xE.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/4ncRoHduCPgYZENngHf1xE.
{"copyright_id":"0xf926fbf098b8b4c07d36a0675dc6540570d01f40908e4cd0accb88d2e2e2ca64","isrc":"USA2P2500691","name":"SIN PERDER LA FE (Freestyle)","registered_at":"2026-06-05T21:31:21Z","spotify_id":"5dV1hRu66IjfemJQQV6LK5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf926fbf098b8b4c07d36a0675dc6540570d01f40908e4cd0accb88d2e2e2ca64. 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/5dV1hRu66IjfemJQQV6LK5.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/5dV1hRu66IjfemJQQV6LK5.
{"copyright_id":"0xd292b34d4a2118778a0bd67a2984518fd113a2ff47d46c5cb06b5da7ce82bce8","isrc":"USA2P2500688","name":"Antes de noviembre (LIVE)","registered_at":"2026-06-18T16:13:54Z","spotify_id":"6gtSUy8nyXHhdb2ca8E6Ia","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd292b34d4a2118778a0bd67a2984518fd113a2ff47d46c5cb06b5da7ce82bce8. 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/6gtSUy8nyXHhdb2ca8E6Ia.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/6gtSUy8nyXHhdb2ca8E6Ia.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x445c407ba3de5a35baf23c01091bf4483d9677b9b1be6524f0ed27e8e779bf94. 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/4KRTj9fDWJ05OIk4EOJmlT.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/4KRTj9fDWJ05OIk4EOJmlT.
{"copyright_id":"0x35c5cacd40b021dcbbe26f9a2a9dd434adccb9affec70d50ef9f85547f9b8ae0","isrc":"USA2P2465621","name":"NO EXISTEN DOS","registered_at":"2026-06-04T07:12:46Z","spotify_id":"5OooFdo5lSfbskmMa4UfMy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35c5cacd40b021dcbbe26f9a2a9dd434adccb9affec70d50ef9f85547f9b8ae0. 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/5OooFdo5lSfbskmMa4UfMy.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/5OooFdo5lSfbskmMa4UfMy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaef477115e0474b6c8ab86c36ec33a608927b7d7afff954113aeabe0fa4dc35d. 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/6iga7zioCHIFo4vC6E498L.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/6iga7zioCHIFo4vC6E498L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x259b14b90595e599881f74424b67c5fa3505ba641350b82ac225910f221ba4cd. 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/1C2HUzpUljzt0jiQ22OuG9.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/1C2HUzpUljzt0jiQ22OuG9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23533cb06a3465438e3d757db5f4e9bd294837014cca6804605d5998708d0229. 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/0bRDBNVBszuxoxTyEjpa4e.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/0bRDBNVBszuxoxTyEjpa4e.
{"copyright_id":"0xb645d009c6574ad40f9c5bc1e339fe4f7079224caf7d55da2e8f408305a549ff","isrc":"USA2P2454151","name":"Estoy fuera - Freestyle","registered_at":"2026-06-06T17:22:18Z","spotify_id":"5JYlNZMxphxneDI8DU8kTX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb645d009c6574ad40f9c5bc1e339fe4f7079224caf7d55da2e8f408305a549ff. 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/5JYlNZMxphxneDI8DU8kTX.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/5JYlNZMxphxneDI8DU8kTX.
{"copyright_id":"0x557e6e1bbca01cde5085a67abfb2661e23dd6aa9bc4d606a94766afa1c0a577e","isrc":"ARIXB2312096","name":"Skillismo #2","registered_at":"2026-06-09T17:40:22Z","spotify_id":"636E6zaHKPewn0BYqhP8wM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x557e6e1bbca01cde5085a67abfb2661e23dd6aa9bc4d606a94766afa1c0a577e. 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/636E6zaHKPewn0BYqhP8wM.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/636E6zaHKPewn0BYqhP8wM.