"Dirty Dawg" is a song by American boyband NKOTB (formerly New Kids on the Block), which became their final single to chart on the US Billboard Hot 100 until the 2008 single "Summertime". It was featu
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 0x6f011dd1465d3484ec6b06df60f879dffbd4920e204f6d9b824ce7d0832576ab. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/981d87cd-c55c-452f-865f-f8a137ad97a1.json and https://artists.proofprofile.net/proofs/artist/981d87cd-c55c-452f-865f-f8a137ad97a1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).