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 0xab958a03c7769a28d200786cb9a5910605981afa88d452ec0e6a0cc1aa3288b8. Chain 2 (Bitcoin): anchored in block 954580 (2026-06-20T17:48:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b662a9ab-ddd7-4411-8216-9407afb07cd2.json and https://artists.proofprofile.net/proofs/artist/b662a9ab-ddd7-4411-8216-9407afb07cd2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Gramiya Padalgal (Tamil Folk Songs Vol - 1)
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 → block OTSBitcoinBlock must exist at that height 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 0x4b7d5b79699692e2374ebb6a40965d51938fe69ed5ef8b835a38dd7cafb1e05f. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/INR5W8900008.
Thenmangu Padalgal (Tamil Folk Songs Vol - 2)
Vantharaiya Perumal (Tamil Folk Songs Vol - 3)
Patti Thotti Padalgal (Tamil Folk Songs Vol - 4)
Malayaga Kummala Padalgal (Tamil Folk Songs Vol - 5)
Ammayi Padalgal (Tamil Folk Songs Vol - 6)
Nathu Nadukaigalam - Tamil Folk Songs Vol - 6
Thannane Mathini - Tamil Folk Songs Vol - 6
Orang Karagam - Tamil Folk Songs Vol - 6
Earinondi Malai - Tamil Folk Songs Vol - 6
Vandikkaran Pattu - Tamil Folk Songs Vol - 6
Karumalaisamy - Tamil Folk Songs Vol - 6
Thattu Muttuk Kottu - Tamil Folk Songs Vol - 6
Orey Poovammo - Tamil Folk Songs Vol - 6
Papa Padalgal (Tamil Folk Songs Vol - 7)
Oori Ulagellam - Tamil Folk Songs Vol - 7
Thappo Thamaraipo - Tamil Folk Songs Vol - 7
Nel Thuvaikkirathu - Tamil Folk Songs Vol - 7
Makkolukkattai - Tamil Folk Songs Vol - 7
Kuththadi Kuththadi - Tamil Folk Songs Vol - 7
Oruppathi Iruppathi - Tamil Folk Songs Vol - 7
Servarayan Malai - Tamil Folk Songs Vol - 7
Kombare Kombare - Tamil Folk Songs Vol - 7
Murungai Marathule - Tamil Folk Songs Vol - 7
Megangal Kuvinthal - Tamil Folk Songs Vol - 7
Pisi Pisi Vanam - Tamil Folk Songs Vol - 7
Cittan Cittan - Tamil Folk Songs Vol - 7
Veedukatta Manai - Tamil Folk Songs Vol - 7
Panaimarame Panaimarame - Tamil Folk Songs Vol - 7
Ooranai Ela Elo - Tamil Folk Songs Vol - 7
Gramiyaa Ayyappan Paadalgal (Tamil Folk Songs Vol - 8)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4482f3affa7e79624ec6be0175bdc305aa98a95576df4f6358be4bf7ffa1a6fc. Chain 2 (Bitcoin): anchored in block 958246 (2026-07-16T08:24:08Z), 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/INR5W2500018.