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 0xf4e587e5eb14b36728a45c50632a62dab74cf6d31c2a99e01ccb36138dafe295. 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/9740c820-f8bd-4450-8449-986d74057984.json and https://artists.proofprofile.net/proofs/artist/9740c820-f8bd-4450-8449-986d74057984.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 0x259aef131d5087c61c591a533439ebfc3b58776d781ccf25fc43c70f4b49237e. 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/3QXVZIuIiu7ldNv8HkSYii.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/3QXVZIuIiu7ldNv8HkSYii.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59b43c50eff25cb8f7d8165bd67157c6553c670d697dc340867f9ddb6b499895. 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/1m6NU736t7aH1mRQbaVV0R.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/1m6NU736t7aH1mRQbaVV0R.
{"copyright_id":"0x2ab328e25d110e95269f0bf76280e1097bd043bef88fce3b2163c4a310bb1041","isrc":"GX4LG2101072","name":"No Miming (20 Milli Special)","registered_at":"2026-06-23T13:24:33Z","spotify_id":"1pzf7erhgUTgaZ9zkdpDVs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ab328e25d110e95269f0bf76280e1097bd043bef88fce3b2163c4a310bb1041. 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/1pzf7erhgUTgaZ9zkdpDVs.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/1pzf7erhgUTgaZ9zkdpDVs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c21f932cf1fc4c97f3d03846d23e204b89c310e87f318bdd1c2bbf85f92fb55. 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/4yZyijfKedXy6hxwkCnMcK.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/4yZyijfKedXy6hxwkCnMcK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d9c3b0f63522e84d710ead34d80c90e16f33f365dd01be2a5760301a79f7491. 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/5Qm5aL6BvIQIInbmJmriVK.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/5Qm5aL6BvIQIInbmJmriVK.
{"copyright_id":"0x72c3ee32a7dab7a51800e6c4f62384c9e35630e988a5922c2d2eb419791ad88e","isrc":"GX4LG2101486","name":"Greeze - No Miming","registered_at":"2026-06-26T00:39:22Z","spotify_id":"3aXvjy8OmfctIdgcMgKfLA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72c3ee32a7dab7a51800e6c4f62384c9e35630e988a5922c2d2eb419791ad88e. 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/3aXvjy8OmfctIdgcMgKfLA.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/3aXvjy8OmfctIdgcMgKfLA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71494509eace06dc928817ef9be6ab99bc4b022679ca62a58e205574ac438546. 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/1KNWiEQ4uPJJTvmv0D7GlO.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/1KNWiEQ4uPJJTvmv0D7GlO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x495aa9689a0cd2f09f232e23089ffeaf03d5508738506c00939dd5bd70c7e95f. 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/5noHq51n7wHvf1ykqRHMIG.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/5noHq51n7wHvf1ykqRHMIG.
{"copyright_id":"0x64367017dc556ea03d14a1b81db95416b945bf7bd910bc964fe4e0608ec76f61","isrc":"GX4LG2100646","name":"Skengdo - No Miming","registered_at":"2026-06-24T22:31:47Z","spotify_id":"2HkdODozDdrE3pjeNmLWOA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64367017dc556ea03d14a1b81db95416b945bf7bd910bc964fe4e0608ec76f61. 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/2HkdODozDdrE3pjeNmLWOA.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/2HkdODozDdrE3pjeNmLWOA.
{"copyright_id":"0x57ea71de8c88a76ccf6d72cc1e8522949bd112e6fd10c10384b6726c109d1db6","isrc":"GX4LG2100645","name":"Lil Sykes - No Miming","registered_at":"2026-06-23T13:13:57Z","spotify_id":"3uWkMZ4WJgckug5BEcpEYj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57ea71de8c88a76ccf6d72cc1e8522949bd112e6fd10c10384b6726c109d1db6. 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/3uWkMZ4WJgckug5BEcpEYj.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/3uWkMZ4WJgckug5BEcpEYj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79e8acb0c9d0aabaf61f178abb83c3d37d5522eb586ff08210654f9131f30361. 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/61xMB6QVRIl46X0ikKGiWl.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/61xMB6QVRIl46X0ikKGiWl.
{"copyright_id":"0x6f138dd8f4b10c434e9c581ada3ffb647f3d63b7deb2147ddc03b8d5cae2e323","isrc":"FRX202289194","name":"Kayem2x - No Miming","registered_at":"2026-06-19T17:01:07Z","spotify_id":"4d92Ij9Yuf9m6P6iVAFZKg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f138dd8f4b10c434e9c581ada3ffb647f3d63b7deb2147ddc03b8d5cae2e323. 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/4d92Ij9Yuf9m6P6iVAFZKg.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/4d92Ij9Yuf9m6P6iVAFZKg.
{"copyright_id":"0x2ea793644ef5e2d53d0afa10b74bce81b78fa440a1b561a46630fb542c740d44","isrc":"FRX202266806","name":"Riskey x Greeze - No Miming","registered_at":"2026-06-07T15:20:55Z","spotify_id":"21VGc4ueoSEfaJjdCn6d2Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ea793644ef5e2d53d0afa10b74bce81b78fa440a1b561a46630fb542c740d44. 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/21VGc4ueoSEfaJjdCn6d2Z.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/21VGc4ueoSEfaJjdCn6d2Z.
{"copyright_id":"0xae803ba3f8626b45ce22a85652fc1d97d13f0ab88f0c2a3c24b8452df3daa62d","isrc":"FR96X2298657","name":"N15 D Rose - No Miming","registered_at":"2026-06-27T15:05:06Z","spotify_id":"1LpchStavCst7fj6Za0VN5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae803ba3f8626b45ce22a85652fc1d97d13f0ab88f0c2a3c24b8452df3daa62d. 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/1LpchStavCst7fj6Za0VN5.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/1LpchStavCst7fj6Za0VN5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3a98102055389f83c612c94085b71df4ba9365210f59787c4328f6a22d80b88. 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/3ZXOkRlGr6qmiOb6FI8GwP.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/3ZXOkRlGr6qmiOb6FI8GwP.
{"copyright_id":"0x9c64b5aa5c2ef9a99ac50fc8262fdcb8b6fb2ed5af144c42eb9a5ffb5df2298b","isrc":"FR96X2230997","name":"Rakz - No Miming","registered_at":"2026-06-09T10:33:31Z","spotify_id":"6tDdDCU5UYHjUAVxdTlku9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c64b5aa5c2ef9a99ac50fc8262fdcb8b6fb2ed5af144c42eb9a5ffb5df2298b. 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/6tDdDCU5UYHjUAVxdTlku9.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/6tDdDCU5UYHjUAVxdTlku9.
{"copyright_id":"0xbf0e1acddae1f1b3c27c30aa72447a9f00e45f813238cc545baad95bbe2e4742","isrc":"FRS182108300","name":"BGody - No Miming","registered_at":"2026-06-09T20:32:18Z","spotify_id":"7wCqscJ8KD5At7rEEmghsD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf0e1acddae1f1b3c27c30aa72447a9f00e45f813238cc545baad95bbe2e4742. 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/7wCqscJ8KD5At7rEEmghsD.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/7wCqscJ8KD5At7rEEmghsD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca1494d888d153a3792f1498845d8e65f16ff113ec07b6ec2e8c4c15d426cfa3. 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/2a5Jo9L4dTfofUe6TFphqz.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/2a5Jo9L4dTfofUe6TFphqz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f20009bba3d22897084f5577b4f6e559b02cf59399a8bdbd773147020fabf61. 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/4Um64yMeOxLZGv96f0QfaE.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/4Um64yMeOxLZGv96f0QfaE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85611c8d8815897e16613cd5eed709540b82ceadf5f9852cb55dc3beb4232346. 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/2rzUYITuYSqS1Kw4t3xHa9.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/2rzUYITuYSqS1Kw4t3xHa9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7872582dad5e02fea8cf6ea36000e2c3f868b8533b349120743675f8f6c0e326. 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/1Btsxg9K7cNkKsAcVouGmo.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/1Btsxg9K7cNkKsAcVouGmo.
{"copyright_id":"0xfbafa90a3f4573e54ffb33cdf4e836a26151d8829152dffea0f8708fbbb24b69","isrc":"FRX762160995","name":"Dopesmoke x Silent - No Miming","registered_at":"2026-06-08T05:28:07Z","spotify_id":"6QFw2ZtzTQvqJ0pli89SDw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbafa90a3f4573e54ffb33cdf4e836a26151d8829152dffea0f8708fbbb24b69. 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/6QFw2ZtzTQvqJ0pli89SDw.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/6QFw2ZtzTQvqJ0pli89SDw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31b8a9c056c5c730ada693fde50e148e5a200b492eb49b103b97b94c7521e237. 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/22P9jGZk325ZddMpmV3LeG.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/22P9jGZk325ZddMpmV3LeG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb779160b4c4873c77cd8745a2a03b0a26301b0e161b995324da7d4331510156. 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/5iSfRIsF4qqREJJmsMPaaz.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/5iSfRIsF4qqREJJmsMPaaz.
{"copyright_id":"0x97c43f7e0afdbaed2f15781c5bc5d81085ef3d52bc4d7c80aa0f232e60160c4f","isrc":"FRX452121799","name":"Nito Nb - No Miming","registered_at":"2026-06-06T06:36:17Z","spotify_id":"5OGJbeWvBkXZjhpp1TRtpF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97c43f7e0afdbaed2f15781c5bc5d81085ef3d52bc4d7c80aa0f232e60160c4f. 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/5OGJbeWvBkXZjhpp1TRtpF.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/5OGJbeWvBkXZjhpp1TRtpF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc8d0c81dc46ef6e8d1f47d682eb30550a4b009b7b02326e525b2ee32f261ba5. 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/0jUpxUewUB71b31ZgayiyI.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/0jUpxUewUB71b31ZgayiyI.