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 0x08fd329602a4adb9c053310346f508f8ba90a779cd773a93eca94e452e9532c5. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f16a6a8e-085a-4bb5-8fa0-38be2932983b.json and https://artists.proofprofile.net/proofs/artist/f16a6a8e-085a-4bb5-8fa0-38be2932983b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Essential Collection (Digitally Remastered)
The Rat Pack - The Ultimate Collection 5CD
Love & Cool Kisses - 75 Original Recordings
All Time Greats - 75 Original Recordings
There's No Business Like Show Business... The Best Of
Rat Pack Forever (Great Songs from the Rat Pack)
The Incredible Rat Pack (Memorable Performances)
Superstar Files (75 Original Recordings)
The Rat Pack - Christmas Hits - The Very Best of the Ratpack at Xmas
The Rat Pack - Greatest Hits - Sinatra / Dean / Davis - The Very Best of the Ratpack