Tó is a Portuguese nickname. People with this nickname include the following: Tó (Mozambican footballer), nickname for Helton Samo Cunha (born 1980), Mozambican footballer Tó Barbosa, nickname for
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 0x1cb93e9df2710f1a6635893d51ed598ed14e5db965fa1736fcb17fe6054d8c4f. Chain 2 (Bitcoin): anchored in block 953633 (2026-06-14T12:47:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/33d0d400-8920-4839-a8e2-b2ce4c18681f.json and https://artists.proofprofile.net/proofs/artist/33d0d400-8920-4839-a8e2-b2ce4c18681f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).