27 may rexfer to: 27 (number), the natural number following 26 and preceding 28 One of the years 27 BC, AD 27, 1927, 2027 Music Artists 27 (band), an American rock band from Boston, Massachusetts
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 0x7ed90247ca0e759b2647d47eea5d4c05bd235992e11f75c444daa96d0766d5cc. Chain 2 (Bitcoin): anchored in block 953879 (2026-06-16T02:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.json and https://artists.proofprofile.net/proofs/artist/09fe916c-1c80-4a5e-b8a9-70a3ef890636.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Holding On for Brighter Days (Japanese Version)
Louder Than Words: singles, b-sides & rarities
Thought I'd Be Seeing You (Sometime Somewhere Soon Remix)
Arms of a Mother (Keep Going) [Nightblind Mix]