Lakatos () is a Hungarian surname (meaning locksmith). The surname is especially common among the Romani (Gypsy) population. Notable people with the surname include: Brent Lakatos (born 1980), Canadi
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 0x8f9d35b7f9ac311cfe92167258a0e2ca3c7bc9e216cf38b0770f372367a75511. 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/233a1c91-eabf-42e2-a2e3-818214744e31.json and https://artists.proofprofile.net/proofs/artist/233a1c91-eabf-42e2-a2e3-818214744e31.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 0x93bb6c2a83c62047b451d33124e25b43f9be9f3aaddb5a009195ff8d4abca36b. 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/DEN960230203.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af8151a377785cb9f54c4fcc97ca7a88151a535dd935fc03368b4deeb97e3db. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), 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/DEN960230207.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x087fad7f090b72e379d565db39846f71314c80a4c33d8d0b334913e7e40bb966. 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/DEN960230208.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa89270d274e851b63324f2589d120215b728236150866b1be778a576e52a0ff4. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEN960230211.
The Harry Lime Theme (from "The Third Man")
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19ff5e713bbfd03d507297be481a5e5c4036d27249f3192ad60cf6c25ab8adea. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEN960230213.
Hungarian Dance No. 5 in G Minor, WoO 1 No. 5 (Arr. For Violin)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a544b42fe3272d0c6012cecefc084903cd182b653536caf6eda5c5971638825. 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/DEF059802020.