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 0x0294588840226c98811e3ccdc3f517c7f2b104e8e139563a3e478e0a91caf917. 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/a79546e5-1e8a-4c00-b079-b1f39f590298.json and https://artists.proofprofile.net/proofs/artist/a79546e5-1e8a-4c00-b079-b1f39f590298.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xfa12bc64b5b322e1a6c1ccd8b8e18db4d4be550b2a845a4d21037ae4a5f37a07","isrc":"ES71G2329508","name":"roma criminal","registered_at":"2026-06-20T02:02:24Z","spotify_id":"3B6GG3nFhhIOCCbSegGXjY","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 0xfa12bc64b5b322e1a6c1ccd8b8e18db4d4be550b2a845a4d21037ae4a5f37a07. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3B6GG3nFhhIOCCbSegGXjY.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/3B6GG3nFhhIOCCbSegGXjY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f35eaede4f6b3c8217846f0f38b04dc3c93ac21b5cc14c5d52c930686b51955. 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/4LIA2KAuUkeBTO3Ltwmx0r.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/4LIA2KAuUkeBTO3Ltwmx0r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76f248b7c135933dc9f2bdff81a3af02a3e22651c2bc0f5fc7870e62d00b2999. 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/3PP7sy0hfXgBCUiYjexzMf.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/3PP7sy0hfXgBCUiYjexzMf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd08983b784e9d6cc37446f96f2f572e512fdbaa24a3d6b58fcc82589e68e60a8. 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/6qE41DdZgq3dpdyllcSVAq.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/6qE41DdZgq3dpdyllcSVAq.
{"copyright_id":"0xfa12bc64b5b322e1a6c1ccd8b8e18db4d4be550b2a845a4d21037ae4a5f37a07","isrc":"ES71G2329508","name":"roma criminal","registered_at":"2026-06-20T02:02:24Z","spotify_id":"7hd4VPvXToETSPbQKKjtXp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa12bc64b5b322e1a6c1ccd8b8e18db4d4be550b2a845a4d21037ae4a5f37a07. 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/7hd4VPvXToETSPbQKKjtXp.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/7hd4VPvXToETSPbQKKjtXp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763480dc7cf66ae1f8ef80a0b3ea4e6f7d0a7cae8fd4bd6b4daa09de5193c010. 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/6swkfHUUWH9PFXMgaiTA4V.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/6swkfHUUWH9PFXMgaiTA4V.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70a7b7df1d7d1e776cc452e9ffccd5829b1dcdade159f3de5216a1f41b2176e2. 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/0AIxGxtogdyvMr1CVX7gbd.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/0AIxGxtogdyvMr1CVX7gbd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f35eaede4f6b3c8217846f0f38b04dc3c93ac21b5cc14c5d52c930686b51955. 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/7F6NGRczTib03fqLoLE50t.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/7F6NGRczTib03fqLoLE50t.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c8900855f8d0b6b57d8b464ac9a82f5b2c6022709117da37de4e43b687f29f. 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/7eTV4CfLkD4CMYYhOkeClX.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/7eTV4CfLkD4CMYYhOkeClX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17c875e0ae3a59eedc922869aeec5ebfc4d2c9e05cf25ed055d6955b35b1bb74. 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/0mAwxoxss52d8NpBz6v99Y.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/0mAwxoxss52d8NpBz6v99Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb97f5eba58efecce06afb948def415f62d7759d1d8a9cb9fceb462d354fb0668. 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/66NJtIBTjfRb9P8R0hDejP.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/66NJtIBTjfRb9P8R0hDejP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x278b8256ad5e2b70c3cc1148963b82eea4675dd0a69cc7bf36e8d540acbcf37b. 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/6rhGp9FbCj2VmTHvbXiG1P.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/6rhGp9FbCj2VmTHvbXiG1P.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664fed420acca35beb791bf1a6818c389c4e035fb637db2f060f01b50d91e987. 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/4gx5iPSPnMsXipMQZhH8tY.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/4gx5iPSPnMsXipMQZhH8tY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf282606f6c0790489dd05fbb703b5eb6848742738dcbe08055c50ef9eaaef1c. 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/7GUrIQyZHKrgl9hkHNV2aA.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/7GUrIQyZHKrgl9hkHNV2aA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96048cae15db22d23ce22b7404d8afe49d452d47ea2c6dc0e1506990017a5fea. 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/4QBlsyqzgGAPeHpbMY9eoz.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/4QBlsyqzgGAPeHpbMY9eoz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44b0424568341e1948ffccfb9411ececa601bdd3e838d9e08a67e122e124f9cb. 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/3ZaZzL8WItsofSRYHJEWtH.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/3ZaZzL8WItsofSRYHJEWtH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80c19c3aac181415e5bb62c155c4b90589434c8e41ba059d6493d430ec5b9733. 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/2thCGoT14VzeKDuWjwGnwT.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/2thCGoT14VzeKDuWjwGnwT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf466a41e29d41de80d4ed7614ad2a80684088ace8b65de8d2fdae4f2259dfc76. 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/70ezexINkfaM17luF3dkzU.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/70ezexINkfaM17luF3dkzU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf266a7cac5e3329db49b79e86ed229b43fc3653f0d822b57384e85551520b278. 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/4jCQE7YgEIqCyPBgaQDJjn.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/4jCQE7YgEIqCyPBgaQDJjn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b98b7f3a6bdfc1076fc61f20020347416438629481e3ddf246e128d99b7aaa9. 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/011tQw329aWd3GCYIf1WV2.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/011tQw329aWd3GCYIf1WV2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c8900855f8d0b6b57d8b464ac9a82f5b2c6022709117da37de4e43b687f29f. 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/0S0wdY05ZuJdJss11BcaJH.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/0S0wdY05ZuJdJss11BcaJH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17c875e0ae3a59eedc922869aeec5ebfc4d2c9e05cf25ed055d6955b35b1bb74. 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/0iIN4jyBRVMLrIEA8uOC9l.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/0iIN4jyBRVMLrIEA8uOC9l.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb97f5eba58efecce06afb948def415f62d7759d1d8a9cb9fceb462d354fb0668. 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/0qAVihI98vhfVy4KwH2LV9.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/0qAVihI98vhfVy4KwH2LV9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x278b8256ad5e2b70c3cc1148963b82eea4675dd0a69cc7bf36e8d540acbcf37b. 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/3yjGIDRG5fPQVpX5azjpDu.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/3yjGIDRG5fPQVpX5azjpDu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x664fed420acca35beb791bf1a6818c389c4e035fb637db2f060f01b50d91e987. 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/0jsTOO0Mbl2HItkWjfNJsc.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/0jsTOO0Mbl2HItkWjfNJsc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf282606f6c0790489dd05fbb703b5eb6848742738dcbe08055c50ef9eaaef1c. 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/1SAKKipuy8KEeglih1RRi2.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/1SAKKipuy8KEeglih1RRi2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96048cae15db22d23ce22b7404d8afe49d452d47ea2c6dc0e1506990017a5fea. 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/3o6hmPwv37STryk3Dqk5s7.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/3o6hmPwv37STryk3Dqk5s7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44b0424568341e1948ffccfb9411ececa601bdd3e838d9e08a67e122e124f9cb. 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/5zVRu4JwIHoWIAHqpeFMvK.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/5zVRu4JwIHoWIAHqpeFMvK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80c19c3aac181415e5bb62c155c4b90589434c8e41ba059d6493d430ec5b9733. 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/0gloOUKCqoO8TeWQy2BLZs.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/0gloOUKCqoO8TeWQy2BLZs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf466a41e29d41de80d4ed7614ad2a80684088ace8b65de8d2fdae4f2259dfc76. 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/4evT8DhiBB5D7Ddjx6p1QU.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/4evT8DhiBB5D7Ddjx6p1QU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf266a7cac5e3329db49b79e86ed229b43fc3653f0d822b57384e85551520b278. 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/4xKiqlsLUa8tMg1ok2Z9Pb.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/4xKiqlsLUa8tMg1ok2Z9Pb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c8900855f8d0b6b57d8b464ac9a82f5b2c6022709117da37de4e43b687f29f. 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/6sbAwaiFrpmsOWuJWjsw5S.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/6sbAwaiFrpmsOWuJWjsw5S.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80c19c3aac181415e5bb62c155c4b90589434c8e41ba059d6493d430ec5b9733. 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/6Ft4HhT9NP4W69RMUjDnCe.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/6Ft4HhT9NP4W69RMUjDnCe.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39b08385a0f3c3dff4f1a9001f9f2fed4200cf03a57d358e4028b0bad4960a92. 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/36CpQW1qM7Bq72vKGMlYWC.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/36CpQW1qM7Bq72vKGMlYWC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5591bbca819da5ff07dc339289b1c5a39c42e6a6a978f61f25c4f8e0a8853773. 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/38sVslBOk5LxyRBID6zjNR.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/38sVslBOk5LxyRBID6zjNR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x923b47cc8ef9c351614de191066edaa14e1dec01ef534dd564aa72a73e856ccb. 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/7xD6K7dEan3VjEYKaRaz75.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/7xD6K7dEan3VjEYKaRaz75.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ad24753f1c3c79aefda4bc3c4642a09300b4664662a64633554a47f4e252d80. 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/59cMiFaWeESNCq0wmQVnOV.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/59cMiFaWeESNCq0wmQVnOV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31c1a8a2d69592397b93a35aaa2956c4adf5305eaa22dd26778580c31a385ed9. 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/4dohFg6FKCB1LVy6CasHFU.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/4dohFg6FKCB1LVy6CasHFU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a573f0e258a8c0ce774e44c590172c3f53c9fbb57dd0e37b91c098afcb061b3. 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/4luwqH95fvRcHd9S9QzBA8.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/4luwqH95fvRcHd9S9QzBA8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbc0434285a2a670e1615693fa15f9f70172ce9ca617389a3d981c3c4f7ea4d4. 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/0e4kPzIqDwTAP3QG0DOwh1.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/0e4kPzIqDwTAP3QG0DOwh1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabeb14f0e6daf3dfd7db7d937e5d24b77be89693a5072a98fbdd75a92c85199d. 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/0jCSH1r8UG2TCiVolDo8Fo.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/0jCSH1r8UG2TCiVolDo8Fo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5eeaa3014f0c287735516fa5cd6cdb7f53531d20e9e84610c2771288c8e92524. 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/381sAgn15F7h1RCuS9v2a1.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/381sAgn15F7h1RCuS9v2a1.
{"copyright_id":"0xa7c5f8469ed096015d2a7f7d9075fedbb30bcb0638f94a0579e1230f276aefd7","isrc":"QZTBA2337935","name":"Lil Wayne","registered_at":"2026-06-05T04:54:13Z","spotify_id":"7qwDtchhYiik1TRcxblMX0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7c5f8469ed096015d2a7f7d9075fedbb30bcb0638f94a0579e1230f276aefd7. 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/7qwDtchhYiik1TRcxblMX0.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/7qwDtchhYiik1TRcxblMX0.