Manuel Landeta (born José Manuel Goenaga Jassan on October 5, 1958) is a Mexican singer and actor of telenovelas. His two sons Imanol and Jordi Landeta are also actors and singers. Career Manuel La
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 0x623fe1991637735f370ce36e4a16f62d8f9ce15282e8cc6700e93259778cdea0. Chain 2 (Bitcoin): anchored in block 954603 (2026-06-20T21:47:54Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c2be3a7a-e80c-4bfb-8e98-f8c7b425d1f8.json and https://artists.proofprofile.net/proofs/artist/c2be3a7a-e80c-4bfb-8e98-f8c7b425d1f8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).