{"copyright_id":"0xcb5eca6850cfca098b496ddda45a146d64cbde56f189accbe1a7503815df7d1b","name":"Nathan Hartono","registered_at":"2026-06-12T10:02:39Z","symbol":"NIM0264086","token_address":"0x6afffa1de04354a0036cfbd4d55761cabb5ab7be","type":"artist","uuid":"cdb2b39c-bbf7-4fa3-934a-5aa40a09eeed"}
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 0xcb5eca6850cfca098b496ddda45a146d64cbde56f189accbe1a7503815df7d1b. 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/cdb2b39c-bbf7-4fa3-934a-5aa40a09eeed.json and https://artists.proofprofile.net/proofs/artist/cdb2b39c-bbf7-4fa3-934a-5aa40a09eeed.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 0xd920bf6923bf1a9e021fb6b2677a1b98a7541f9265bb55b6ef3a28f5ac606227. 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/6Kg8KoSEacO0Y21pL0ZcDj.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/6Kg8KoSEacO0Y21pL0ZcDj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf541652b3416caa39e6db226b9e121e41402b1acd5e35dd0aad6cf95c4cd7e46. 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/4cMgVcMlNLBELt0QF13jw0.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/4cMgVcMlNLBELt0QF13jw0.
{"copyright_id":"0x950ba055bca77ff5b2da1c123d71610e0f2e0ce331a0c36d2b7386b8097585b2","isrc":"SGA052200107","name":"Night After Night","registered_at":"2026-06-20T09:22:26Z","spotify_id":"5zUtZpIAxysxYTjS3E7oUG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x950ba055bca77ff5b2da1c123d71610e0f2e0ce331a0c36d2b7386b8097585b2. 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/5zUtZpIAxysxYTjS3E7oUG.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/5zUtZpIAxysxYTjS3E7oUG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ee682864ae514ef8f051965ea6d5c10b5bc246caf45942203e3bbe5d1f0cd24. 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/3tbtSmAAHQom9UMJvLdH9L.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/3tbtSmAAHQom9UMJvLdH9L.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaae74d1e626716fa1e2b4c695d58c96706911b8bcf690c8f6fbda7d5cd41a563. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4I9lnlNgmvPJGI8E342nOY.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/4I9lnlNgmvPJGI8E342nOY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce8feeda8b94f90a7a23c99ae43ddeac9c72d93ca34d97f97df09fea2280a57a. 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/2GJyPsMdQfS7dhf5L6tnNK.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/2GJyPsMdQfS7dhf5L6tnNK.
{"copyright_id":"0xc7e93cae362665589d956b9740c6cfbedc8cf4e6297c8fe335af9e9a586928ef","isrc":"SGA052300103","name":"Somebody Else","registered_at":"2026-06-24T17:37:23Z","spotify_id":"3HTIykzPammeWh4Vuzdkgs","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e93cae362665589d956b9740c6cfbedc8cf4e6297c8fe335af9e9a586928ef. 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/3HTIykzPammeWh4Vuzdkgs.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/3HTIykzPammeWh4Vuzdkgs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0e2f785c9bc8045e5f3639b40d42d3eee13603e58e4a62572d09e289264641c. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7z4dWuYgTA6fiP1WtqrLO5.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/7z4dWuYgTA6fiP1WtqrLO5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce8feeda8b94f90a7a23c99ae43ddeac9c72d93ca34d97f97df09fea2280a57a. 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/1vM7TZz1ot0wbav7xFjNhX.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/1vM7TZz1ot0wbav7xFjNhX.
{"copyright_id":"0xaae74d1e626716fa1e2b4c695d58c96706911b8bcf690c8f6fbda7d5cd41a563","isrc":"SGA052300049","name":"Tell It To My Face","registered_at":"2026-06-22T05:37:39Z","spotify_id":"3BhdlvVCtfCzKFSmRQtUN4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaae74d1e626716fa1e2b4c695d58c96706911b8bcf690c8f6fbda7d5cd41a563. 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/3BhdlvVCtfCzKFSmRQtUN4.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/3BhdlvVCtfCzKFSmRQtUN4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ee682864ae514ef8f051965ea6d5c10b5bc246caf45942203e3bbe5d1f0cd24. 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/4GiTNaoSYL0jRmRLBQ9Y0O.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/4GiTNaoSYL0jRmRLBQ9Y0O.
{"copyright_id":"0x950ba055bca77ff5b2da1c123d71610e0f2e0ce331a0c36d2b7386b8097585b2","isrc":"SGA052200107","name":"Night After Night","registered_at":"2026-06-20T09:22:26Z","spotify_id":"6smo7VgYZzE5elinOyNaMY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x950ba055bca77ff5b2da1c123d71610e0f2e0ce331a0c36d2b7386b8097585b2. 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/6smo7VgYZzE5elinOyNaMY.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/6smo7VgYZzE5elinOyNaMY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf541652b3416caa39e6db226b9e121e41402b1acd5e35dd0aad6cf95c4cd7e46. 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/0ys67ApLdX56j21to2JRIV.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/0ys67ApLdX56j21to2JRIV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0597dbf36468b723bfbea254f1d3f1d5a6198a83750283f593e1e681ba0ddfbc. 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/74BRV1YvX35isp2BgKdW4k.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/74BRV1YvX35isp2BgKdW4k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf7144b01bc66de892c3cc93aecb8b39819c6421a1e40520c8330ce91eb06a2c. 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/18HOC06Tt4DjWjGQcVsZBA.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/18HOC06Tt4DjWjGQcVsZBA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc24d574d94ed9b3f49e94ab3938e632d00e058369cd61e99023596c523822747. 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/2L6zwmaKSJyQIjx2ME9Tm5.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/2L6zwmaKSJyQIjx2ME9Tm5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc24d574d94ed9b3f49e94ab3938e632d00e058369cd61e99023596c523822747. 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/6SzGEnUMSKCc31LYBdjPFt.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/6SzGEnUMSKCc31LYBdjPFt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c2be104e5fe865a51f2e92a3fcbf8e391a365bf6214136250f0a02c9203ce07. 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/6ZzpTIMH5BBWlKG5HSIUcd.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/6ZzpTIMH5BBWlKG5HSIUcd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf7144b01bc66de892c3cc93aecb8b39819c6421a1e40520c8330ce91eb06a2c. 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/73121ygnVxfws6DWOHN0f2.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/73121ygnVxfws6DWOHN0f2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4eeb3391258e627523b17b34a9a44c0eae9f9b173d5a4685a2aab0d2a0eee11b. 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/6QGqJZXcTOpSzY8NWeb7ef.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/6QGqJZXcTOpSzY8NWeb7ef.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b5815e96f39de0ed8548216e37c9658640dcf08428d5f1c1e225c84553880e5. 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/4f1EatLdOABSCCCO5aLhfc.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/4f1EatLdOABSCCCO5aLhfc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdcc40e1e0838656ab54919c91b82059d5b0cfe8ae560dfadb75b2de4c05ba98. 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/3o6ZzTYy1JcDZiUAUArdjE.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/3o6ZzTYy1JcDZiUAUArdjE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82e0eec9a9438bbe18a1d3ea0aca665796b082132a82e47b2ab662c614e63a09. 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/4h4IZpQR7CkD62xJFCMF5D.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/4h4IZpQR7CkD62xJFCMF5D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe97a756c3e17633cb21d272d0fd88879c27210122e38138f1235aa39f44297d4. 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/0X3BJIk1Bcn5eFlYDXUYZY.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/0X3BJIk1Bcn5eFlYDXUYZY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb33066012e2658647b16e290f31bceb041aaa301556d4717a3f692074f4fbe68. 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/6ybaDewwhZxA42bvNt5ylN.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/6ybaDewwhZxA42bvNt5ylN.
Layu Sebelum Berkembang (From "Langit Ke 7")
Layu Sebelum Berkembang - From "Langit Ke 7"
{"copyright_id":"0xa4f4808f77b301502f9acd9f6ec823d9b10a56c7c3d72ec70defcd685b7e23cc","isrc":"USHM91279999","name":"Weight of Her Love","registered_at":"2026-06-24T15:34:48Z","spotify_id":"56LMYSXfkZF4Kf1OFrnWMd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4f4808f77b301502f9acd9f6ec823d9b10a56c7c3d72ec70defcd685b7e23cc. 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/56LMYSXfkZF4Kf1OFrnWMd.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/56LMYSXfkZF4Kf1OFrnWMd.
{"copyright_id":"0xb0498a317cef2cb70acb5dc617957dfe6b60eed68af41f93e95df5a48d2249b2","isrc":"IDA041236101","name":"Terlanjur Sayang","registered_at":"2026-06-25T08:59:40Z","spotify_id":"2lyx7czr1Lijux2MSM10r1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0498a317cef2cb70acb5dc617957dfe6b60eed68af41f93e95df5a48d2249b2. 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/2lyx7czr1Lijux2MSM10r1.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/2lyx7czr1Lijux2MSM10r1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c2be104e5fe865a51f2e92a3fcbf8e391a365bf6214136250f0a02c9203ce07. 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/14lzu1yd0fKwCL6S5excPR.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/14lzu1yd0fKwCL6S5excPR.