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 0xe5651de9f096dcd81cf52474d2dff2764ef862e601a8127c9edb4db9383eb82c. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1d7ac5f0-81e5-48c2-8493-8ee461b10360.json and https://artists.proofprofile.net/proofs/artist/1d7ac5f0-81e5-48c2-8493-8ee461b10360.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 0x49e39b05d101151cf74a307bb21b4f295756288fba56d23e7cb6f455918573f5. 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/3wcUlSP3XiI1jm5EG0Fj0M.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/3wcUlSP3XiI1jm5EG0Fj0M.
{"copyright_id":"0xf6446d4062d5047f72c735e0a038abe1c1c699f9dd8bc268aa76667b0e6ef6e6","isrc":"FR9W12254447","name":"Numéro Vert (feat. Hedges)","registered_at":"2026-06-08T05:40:29Z","spotify_id":"52EFNHC76fcUKbSnRlpxAr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6446d4062d5047f72c735e0a038abe1c1c699f9dd8bc268aa76667b0e6ef6e6. 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/52EFNHC76fcUKbSnRlpxAr.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/52EFNHC76fcUKbSnRlpxAr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02b118c8b7477d9ad4eab7e415a49afbeb88443cd105feb9898da931f42dc9d4. 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/4gCcMYUgRPA07Jh5KE4pvl.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/4gCcMYUgRPA07Jh5KE4pvl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9a7df5674d892de0f87e73f5e40db6a726d01e1eb0ceff4d9577197cb53c1ad. 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/5QsexGVfwC8KlNMyF6Nac5.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/5QsexGVfwC8KlNMyF6Nac5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2478b04bdd24da40820cd32689b1f9fa9fb78cebaab00d4f1f474187e8479abc. 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/7MH3FQUV75yyMJkv3luqiQ.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/7MH3FQUV75yyMJkv3luqiQ.
{"copyright_id":"0x3a10ba6f32c08db797e1a0887e827a8f78aec631685a5f6ede0d997c0abe2f01","isrc":"FR9W12306204","name":"Reconnu Sans Être Riche","registered_at":"2026-06-09T20:23:32Z","spotify_id":"4R2HyqctYN0yl0FgDaQu9b","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a10ba6f32c08db797e1a0887e827a8f78aec631685a5f6ede0d997c0abe2f01. 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/4R2HyqctYN0yl0FgDaQu9b.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/4R2HyqctYN0yl0FgDaQu9b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3315f9eb5118b2bb10d337755f833b0e9541a2fd52b388132b494b66e93f916f. 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/1dhP7vt6AF1iTMwvb9wICO.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/1dhP7vt6AF1iTMwvb9wICO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa43de4a07a3e33bdd26f7b65d07869e28979768515ec2e060f7a1257ea7d85a. 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/5BalWculrB3c08qX6wN4pb.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/5BalWculrB3c08qX6wN4pb.
{"copyright_id":"0xfe9b6ef6a32258c0ec00eca98947878367901bbfeaf5b11480fff620554fc400","isrc":"FR9W12254422","name":"Juste pour nous","registered_at":"2026-06-09T10:38:10Z","spotify_id":"6zoKUHD1VECkVPQjvbXyxU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe9b6ef6a32258c0ec00eca98947878367901bbfeaf5b11480fff620554fc400. 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/6zoKUHD1VECkVPQjvbXyxU.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/6zoKUHD1VECkVPQjvbXyxU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd171c93c47da154d33c321e15b7c0f31a5a857acd3cb71a872a622cbf3802ebd. 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/40ZTPikI69eaz2BTKP4LPM.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/40ZTPikI69eaz2BTKP4LPM.
{"copyright_id":"0x596541f3d05fe3bbb04df3ddda53ef8b7bc012a80478fe9e11d1eba4ea67341b","isrc":"FR9W11935629","name":"Tiroir Bleu","registered_at":"2026-06-09T20:22:38Z","spotify_id":"3OtK4QxrXLojkG4NGlca9h","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x596541f3d05fe3bbb04df3ddda53ef8b7bc012a80478fe9e11d1eba4ea67341b. 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/3OtK4QxrXLojkG4NGlca9h.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/3OtK4QxrXLojkG4NGlca9h.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe905f58023b84517dbdce3c47a5214bf32959911cee902b87e5220b9372c089e. 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/4YEZL9xRxerGRk9VMThG59.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/4YEZL9xRxerGRk9VMThG59.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5c1cf9876b138ba85b4e6fe27b5cb1bdf0104b9694debd2d8f5508d9a6a5881. 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/6PJ0Wy4QQVtzxQ8u1wDrlA.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/6PJ0Wy4QQVtzxQ8u1wDrlA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66c036b11b4c2c63d1cf26bed1b17350ca590470e825d8ea8a8f9c85c49a68ce. 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/7nD3ZRUlduvxiidtIIMSm1.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/7nD3ZRUlduvxiidtIIMSm1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09c522a1c70eee1d706e5896b84b9727e7716cb30290caf284e784b9c6deb383. 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/1HnBvKolhr5Y3UJ07x3xgR.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/1HnBvKolhr5Y3UJ07x3xgR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05e669fe3c95fabfb2328ce7743ba68e3b26f4c5326af772ee7d359744bf3bc4. 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/6UPiaNDEv9MaI39rhnrMJ9.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/6UPiaNDEv9MaI39rhnrMJ9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71f5b2c58936091f3ef34361a05e31e47af0eca9c0399c760f257018c90affd2. 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/7HM9aqHxtSaUTTCBZvSlTh.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/7HM9aqHxtSaUTTCBZvSlTh.
{"copyright_id":"0xfc2a876fb72f7d50b1ce7a94398de3e05391dcd859d32b53025d64f543640587","isrc":"FRZ042400032","name":"Conséquences (feat. Tuerie)","registered_at":"2026-06-11T21:52:48Z","spotify_id":"0TQzpIYyBIhnBjbyq5yEdf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc2a876fb72f7d50b1ce7a94398de3e05391dcd859d32b53025d64f543640587. 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/0TQzpIYyBIhnBjbyq5yEdf.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/0TQzpIYyBIhnBjbyq5yEdf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c8fb777572ed60cea1be6e76b2a7219e70a9397cb630586be6b6fdf7638ec32. 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/4QMDUEOVIVEzep8obRznQ2.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/4QMDUEOVIVEzep8obRznQ2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff5cdb6dda0c169a46cf279a05983b301202fc7c08088105af004bd339a9565. 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/2rQSmY9E8orBQDxY6WuMmG.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/2rQSmY9E8orBQDxY6WuMmG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e5fa071448e09ff843087e5a4202edd478b30a1a9b510ecceb7c77e01a45382. 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/6ttMa43qSlW6C8nQ56726a.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/6ttMa43qSlW6C8nQ56726a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb55a5056b07683630c2f94f1ff8ed3e396c266c948f1a3155a66e2dc6d5c378d. 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/5o7CCF5wBz1yvTNAgMRdsq.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/5o7CCF5wBz1yvTNAgMRdsq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cfbc7228c7b3b410b213d79097f11fa22ec8dee135af536ce9fb8761c2ad20b. 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/4ybPMc08lQTg2VirkGajbs.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/4ybPMc08lQTg2VirkGajbs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc70a597c1700e95b48c9b01e40fc0d8dab7dff28375a575b05ca5f6c4916519c. 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/7qdZ5pysk83gElxeEXtjZm.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/7qdZ5pysk83gElxeEXtjZm.
{"copyright_id":"0x48d663ae18cb78250f18a7296ebed32b28497c043afd27c88eaf72d0ac65cdf4","isrc":"FRR642300150","name":"Sunset (feat. Beeby & Tuerie)","registered_at":"2026-06-09T05:06:32Z","spotify_id":"6oDibbQe7E9YmTitfftMw3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48d663ae18cb78250f18a7296ebed32b28497c043afd27c88eaf72d0ac65cdf4. 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/6oDibbQe7E9YmTitfftMw3.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/6oDibbQe7E9YmTitfftMw3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d59c3da9b983abfa9aeffb2595b854d2f4a27af835b55ee525ac79dce647204. 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/3ZXf5kcvi9L875hB7lvaUk.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/3ZXf5kcvi9L875hB7lvaUk.
{"copyright_id":"0x596541f3d05fe3bbb04df3ddda53ef8b7bc012a80478fe9e11d1eba4ea67341b","isrc":"FR9W11935629","name":"Tiroir Bleu","registered_at":"2026-06-09T20:22:38Z","spotify_id":"1PSUSc02onebIfqvXpm3Hg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x596541f3d05fe3bbb04df3ddda53ef8b7bc012a80478fe9e11d1eba4ea67341b. 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/1PSUSc02onebIfqvXpm3Hg.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/1PSUSc02onebIfqvXpm3Hg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66c036b11b4c2c63d1cf26bed1b17350ca590470e825d8ea8a8f9c85c49a68ce. 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/1NRaBiS3whnIGmicOJuGrg.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/1NRaBiS3whnIGmicOJuGrg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe905f58023b84517dbdce3c47a5214bf32959911cee902b87e5220b9372c089e. 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/7Icx6VT1Yasd3f6miNN5oP.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/7Icx6VT1Yasd3f6miNN5oP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe301861c6857cdd14c82cd23e62aaed9fefcacad7d9e2636871b1042209fb4c3. 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/6d9Ek4WJc0fmv9dlEU73EE.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/6d9Ek4WJc0fmv9dlEU73EE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x389921a43c9f2100da547d88d0b20361cea5e490734af1a30e33bc61cb8a8c10. 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/3BSYRU2IZrl1bqXXAlULF6.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/3BSYRU2IZrl1bqXXAlULF6.
{"copyright_id":"0xfcefd3f88ebe26f6eb6d487de14c6ba40b8012f2f1c6a4cd5311f7bf73a7b4de","isrc":"FR8FB2406600","name":"Mauvais Garçons","registered_at":"2026-06-05T23:11:14Z","spotify_id":"0P2CkrsEP0e98iVgYtAUUX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfcefd3f88ebe26f6eb6d487de14c6ba40b8012f2f1c6a4cd5311f7bf73a7b4de. 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/0P2CkrsEP0e98iVgYtAUUX.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/0P2CkrsEP0e98iVgYtAUUX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28f854995fdd8e3ff2148026d89defe7132f530424eab87d0f164d0f854d7f2a. 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/1BI18NsfC9QT1tff3Zhvqm.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/1BI18NsfC9QT1tff3Zhvqm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa041c6dfb9309bc13384d95af104a4527ed6af848e6e829411866c076a776a. 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/4V0OH8IvtIqP147sFAuHpN.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/4V0OH8IvtIqP147sFAuHpN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdff5cdb6dda0c169a46cf279a05983b301202fc7c08088105af004bd339a9565. 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/3aRSyrDIj5qVKUKduxOUnu.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/3aRSyrDIj5qVKUKduxOUnu.
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a541238b6bcd481ef74044e67887c75abdd557b9bebc428dc1e7057ea4e0b7f. 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/1P3fcjksGQPVm8kI70Ltka.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/1P3fcjksGQPVm8kI70Ltka.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d59c3da9b983abfa9aeffb2595b854d2f4a27af835b55ee525ac79dce647204. 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/1i5Cp98ybURxjkV1l9R5wi.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/1i5Cp98ybURxjkV1l9R5wi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c8fb777572ed60cea1be6e76b2a7219e70a9397cb630586be6b6fdf7638ec32. 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/7doKUXVeu7jFYgVmgk147j.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/7doKUXVeu7jFYgVmgk147j.