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 0x97bfc44d2da6628062e451b0f03d6266a9e28ba4bbd982aba5778598a1956350. 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/38102671-7210-45e4-96c7-2610fc221ff5.json and https://artists.proofprofile.net/proofs/artist/38102671-7210-45e4-96c7-2610fc221ff5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x4a66900289dd654e18bef2d02cbc3ee92fc3b84cac37a3cb8e429f20cf2c3295","isrc":"TCABO1386157","name":"Surah an-Naml Ayat 62","registered_at":"2026-06-11T21:11:53Z","spotify_id":"12yNlxcCX5jktelyMYiRRy","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 0x4a66900289dd654e18bef2d02cbc3ee92fc3b84cac37a3cb8e429f20cf2c3295. 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/12yNlxcCX5jktelyMYiRRy.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/12yNlxcCX5jktelyMYiRRy.
{"copyright_id":"0x28009e62e158d776f73123be1387d76aafc2fefc09d2eef9dbe098525e2fae7e","isrc":"TCABO1386159","name":"Allah Maha Memberi Rezeki","registered_at":"2026-06-07T04:15:28Z","spotify_id":"69dVwNxmLiImXDIAZm5oP8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28009e62e158d776f73123be1387d76aafc2fefc09d2eef9dbe098525e2fae7e. 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/69dVwNxmLiImXDIAZm5oP8.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/69dVwNxmLiImXDIAZm5oP8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x019a44c475f897e6869f1f59883392b9d4ca634575b11dfb830928e769a2f3c6. 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/6DZ9MyxUVccTPPd9HSiJTz.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/6DZ9MyxUVccTPPd9HSiJTz.
{"copyright_id":"0x96d7245c684229f77dca49ac35337ae5ae5b320cbd1d33525aa14a01ebc27f91","isrc":"TCABO1386162","name":"Pilihan Terbaik","registered_at":"2026-06-09T00:58:29Z","spotify_id":"4uxKDHXHy1UsKQQ5g3t5AX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96d7245c684229f77dca49ac35337ae5ae5b320cbd1d33525aa14a01ebc27f91. 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/4uxKDHXHy1UsKQQ5g3t5AX.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/4uxKDHXHy1UsKQQ5g3t5AX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69a0c2166e21838031ad577d1f87c4cd1c80028802141c7881eea63f83cc0956. 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/5BxwHH5YNx0JvzcJ4mxpjX.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/5BxwHH5YNx0JvzcJ4mxpjX.
{"copyright_id":"0xb8588f337bab0b7540ac2ca500e1a3d519fefa21ec42c6a81d3bd7f3d4a21a34","isrc":"TCABO1386166","name":"Doa Menghindar Daripada Kesusahan","registered_at":"2026-06-04T10:31:22Z","spotify_id":"3r4PXSfekmtjVTPN0Fkp6u","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8588f337bab0b7540ac2ca500e1a3d519fefa21ec42c6a81d3bd7f3d4a21a34. 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/3r4PXSfekmtjVTPN0Fkp6u.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/3r4PXSfekmtjVTPN0Fkp6u.
{"copyright_id":"0x02327b49ed4e3e2fd43529d88dc44cea24e83e8757bd46bd2ba2b6151b3f3742","isrc":"TCABO1386169","name":"Surah Ghafir Ayat 60","registered_at":"2026-06-18T07:52:49Z","spotify_id":"2dncw5ie37ZkCFYfTBnyOV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02327b49ed4e3e2fd43529d88dc44cea24e83e8757bd46bd2ba2b6151b3f3742. 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/2dncw5ie37ZkCFYfTBnyOV.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/2dncw5ie37ZkCFYfTBnyOV.
Doa Menghindar Daripada Kufur, Faqir & Azab
{"copyright_id":"0x93e5973c00d1df0846c24f60d3b4305d230b53516ccc1f2fec2a0910d0858989","isrc":"TCABO1386172","name":"Doa Menghindar Daripada Kufur, Faqir & Azab","registered_at":"2026-06-06T13:53:16Z","spotify_id":"1vH2oifjVsVNrBnr5ANHeP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93e5973c00d1df0846c24f60d3b4305d230b53516ccc1f2fec2a0910d0858989. 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/1vH2oifjVsVNrBnr5ANHeP.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/1vH2oifjVsVNrBnr5ANHeP.
{"copyright_id":"0x8c42b29d2bf5a3cef5829961f4798031400ba7ec73886485e8ad1fecd76e7cde","isrc":"TCABO1386173","name":"Satukan Hati","registered_at":"2026-06-11T21:12:59Z","spotify_id":"3wff1bmaIvueVmEJQS1LZ7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c42b29d2bf5a3cef5829961f4798031400ba7ec73886485e8ad1fecd76e7cde. 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/3wff1bmaIvueVmEJQS1LZ7.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/3wff1bmaIvueVmEJQS1LZ7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x299b224f47064164f8322e72ebf25cfc79d038dc4d6238179926d1c6f84a6dd1. 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/1ZwD20dHKX7bryzrjIdrZZ.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/1ZwD20dHKX7bryzrjIdrZZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x549e337c5d67ce296bbce652f6d1792ccee6207f90b341f70c7ffd772540fbad. 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/39J795EShWTsMI94SAATuz.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/39J795EShWTsMI94SAATuz.
{"copyright_id":"0x5f0dfbff5450bccf8c9d0e493460fa32ee8c5be0dc2ee09f8a7373f5b73b5ba3","isrc":"TCABO1386178","name":"Kemenangan Islam","registered_at":"2026-06-18T23:46:54Z","spotify_id":"14mmKpDCLBFMyaNJlehYQv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f0dfbff5450bccf8c9d0e493460fa32ee8c5be0dc2ee09f8a7373f5b73b5ba3. 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/14mmKpDCLBFMyaNJlehYQv.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/14mmKpDCLBFMyaNJlehYQv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e31341ff7898675978500371014c9714b76033bd1149b09c2cd6e73103b716. 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/5qYHD8Mu7HSC9RFzqkLmBA.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/5qYHD8Mu7HSC9RFzqkLmBA.
{"copyright_id":"0x00fc392d60fad44eb06987db2dcf8f2537171c8d9d048db40669dab14e12ffd1","isrc":"TCABO1386180","name":"Allah Maha Pengampun","registered_at":"2026-06-07T23:08:17Z","spotify_id":"1Y7XMrWda6o4gGcOshdXr8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00fc392d60fad44eb06987db2dcf8f2537171c8d9d048db40669dab14e12ffd1. 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/1Y7XMrWda6o4gGcOshdXr8.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/1Y7XMrWda6o4gGcOshdXr8.
{"copyright_id":"0x63b27a043dd0ff32ed08f3a23790738fda5ef57bd7527edc7c8c05c3bf052e32","isrc":"TCABO1386182","name":"Sayyidul Istighfar","registered_at":"2026-06-04T09:33:14Z","spotify_id":"0Qk5u6XPW4Uiyg6U1a3Ykm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63b27a043dd0ff32ed08f3a23790738fda5ef57bd7527edc7c8c05c3bf052e32. 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/0Qk5u6XPW4Uiyg6U1a3Ykm.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/0Qk5u6XPW4Uiyg6U1a3Ykm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x465f16abf40c58c29e6bb4750aac2406407de1638718640a39ca8672dd280832. 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/68Vth6e1VuOW5hbpnVroOl.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/68Vth6e1VuOW5hbpnVroOl.
{"copyright_id":"0x3800c0acc42a3aa731e4a9d4dd6a808a007f44f498dabd90175f1b023f5b5720","isrc":"TCABO1386184","name":"Doa Iman","registered_at":"2026-06-04T16:24:21Z","spotify_id":"4KHfCGxXSKPEElCUYeOzyL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3800c0acc42a3aa731e4a9d4dd6a808a007f44f498dabd90175f1b023f5b5720. 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/4KHfCGxXSKPEElCUYeOzyL.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/4KHfCGxXSKPEElCUYeOzyL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf66c647e2485fee6ca827585c0c1606985c8e907da2be85556f00ea44d728be. 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/1Ew9CW0MgSp2gexectDu8w.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/1Ew9CW0MgSp2gexectDu8w.
{"copyright_id":"0xd6ffa4be79fad3f79db05ef7a6f8354d357fb521eca349a181a87fc49abdfcc6","isrc":"TCABO1386186","name":"Ya Hanana","registered_at":"2026-06-05T23:58:22Z","spotify_id":"55gaM126G8nUl8rfM9LKQn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6ffa4be79fad3f79db05ef7a6f8354d357fb521eca349a181a87fc49abdfcc6. 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/55gaM126G8nUl8rfM9LKQn.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/55gaM126G8nUl8rfM9LKQn.
{"copyright_id":"0x74ee0bc3928ccbcb34e00bd7f51adfe7912cf2f5d518056462e60edcb1080448","isrc":"TCABO1386188","name":"Ikramul Kareem","registered_at":"2026-06-07T16:21:40Z","spotify_id":"0lVeM2bRgI58BVu2lKAIIM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74ee0bc3928ccbcb34e00bd7f51adfe7912cf2f5d518056462e60edcb1080448. 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/0lVeM2bRgI58BVu2lKAIIM.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/0lVeM2bRgI58BVu2lKAIIM.