1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 0xacae75cde3fc2df594398a8d8e73511b314ae03d4b98f3c630a3d31b5b52823b. 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/7af730ed-d3e5-4940-bc32-d6a30695a7b3.json and https://artists.proofprofile.net/proofs/artist/7af730ed-d3e5-4940-bc32-d6a30695a7b3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe836e65436aa3ee16f26d75ba9f9d1f2db157d8a11807a01cc93ea613b682f3d. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS250900526.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15af69570e973b2284d85420e04446be618a3ee87f8b9baa71bb0a5385702c08. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS250900529.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1891c0481a445600e3447bb75a106c998758fd3335637b7fbce3a4b3dc5f2f5b. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS250900531.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x627b10cc6ec893f8db09617a7dcfd08cd664bec78511af4c3a73faeaa95d0911. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS250900533.
Police Story 3 (Original Motion Picture Soundtrack)
Dewarwa Lutata Laharwa (Bhojpuri Holi song)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc523e52f020e679d79c748d3903c3afca73157c834d738e4103f62acd003f91. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INZ031409157.
Awesome (From "Aadavallu Meeku Joharlu")
MahaShivraatri Special Bhajan Bhole Nath
Anicha Poove (From "Paayum Oli Nee Yenakku")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x717d87ab5a90abd7aa0d87bbf425747ff3c21fb49d4972052563f7faa775b649. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IND292203421.
Guru Saman Nahin Dusara Jahan Mein (Hindi)
Saiji Mere Ghar Aana Babaji Mere Ghar Aana
Ek Fakeera Aya Sirdi Gaun Mai Aa Baitha Neem Ki
Baith Kar Tere Darbar Mai Ham Sai Baba Pukara
Garaj Baras Pyasi Dharti Par He Sai He Mola
Hey Papa (From "Paayum Oli Nee Yenakku")
Paayum Oli Nee Yenakku (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03b500edea60ee419838c73fdbe3d2c1af69d2447d809013ac30add507cfce2b. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IND292209564.
Panchli Meerut Mohan Baba Jagran Part 4 (Hindi)
Panchli Meerut Mohan Baba Jagran Part 3 (Hindi)
Panchli Meerut Mohan Baba Jagran Part 5 (Hindi)
Panchli Meerut Mohan Baba Jagran Part 2 (Hindi)
Panchli Meerut Mohan Baba Jagran Part 1 (Hindi)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64024649dc95c2de21537588638bc055449c3840a684021bfc894140439db8e4. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INT132400334.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x497597e8b536733413f05d3252c64a72946f8a2c388e556ba897caf232b13200. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA091514904.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x456b2d3d14bc874885dad1155affc7a58117b4ae3e9e0d7c2388ed97f0b2d438. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INV341102294.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c78bf6e18da0764e7f4bd0da94121eed8490475502faa8bf9fe5387234f4c72. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS182300652.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c78bf6e18da0764e7f4bd0da94121eed8490475502faa8bf9fe5387234f4c72. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS182300652.
Akdi Pakdi (Tamil) [From "Liger (Tamil)"]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71c7970e63e1c5c6698555331b8da3b891af86bcc6ca23e632f6df74e4fe1c79. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS172203333.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfdfd3cf4b5e6cc86a6c7a07b691dfb42577787218bf5025690e16b424f4f46c. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA092319272.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x152ca554b2ed3d60241feafb6c6479db1fb25a12af2467388675906bd4c84ceb. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA090811935.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd58a9f7636164c1b981d5fdcd61054d4f877e466d9f98ef3b02829404bd87196. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INM401000193.
Jaya Janaki Nayaka (Original Motion Picture Soundtrack)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe2d8f8ac4eab53a7fc4f1f5bc83d1aee829d711b82a20055e7467f1d03bf947. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INT131711327.
Puli (Telugu) [Original Motion Picture Soundtrack]
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f3d39e841ed487d821f6953fa33e8ed8fb80af9af425e3fe81f2c506c6bc2c7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS171501549.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x939823c51d2dbfd69938ac7c2402133395c7fc573d733534c1851a30e85abedb. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA091514800.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47dc568d6e7f71eaa909d1041862a07a06aa98b4aee0a74c3ab2704c1eb148b7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INT131301392.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0644b14301c37425d1bc2b38643e4f1b5107a21283c3ec68f10402ed27393895. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS181423654.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c35e95cad3029dd9abdbc7cdc98572b866f6fb60cc2ebf88ec7bfa0ab29d99e. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INS171100583.
Aa Ningey Chinukai Jaari (From "Rudramkota")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x760b5304a9aee4363a35f2495c04e0f4ecbb11080a051a93570a07b1f0d40e2d. Chain 2 (Bitcoin): anchored in block 959107 (2026-07-22T07:19:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INT102305257.
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x961f141b92def14cdd552cf10dffb8d27517543a934730b652e68d299f66bddd. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA092217982.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9a91bf10e3e547e1b240b9c75054f27ef03a630308d92761d3f5d71334b39a6. Chain 2 (Bitcoin): anchored in block 960285 (2026-07-30T17:26:40Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/INA091514915.