Samantha Martin (born May 27, 1983) is a Canadian singer and songwriter whose styles mix roots rock, blues, soul and gospel music with vocals. Career Martin has released five full-length albums, o
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 0xd3642558c08e143b4014350689c9bae17024f6418fdd263f62ac363ede6f3df2. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4e902a90-9aa4-4a06-80d0-d80f31547236.json and https://artists.proofprofile.net/proofs/artist/4e902a90-9aa4-4a06-80d0-d80f31547236.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).