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 0x27cb192f374bed23cadc9dde83c905cbf4086f3e17186128aaed5cf1def8d5b7. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/814f497c-4ae5-4742-8f52-273aae87a98f.json and https://artists.proofprofile.net/proofs/artist/814f497c-4ae5-4742-8f52-273aae87a98f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The murder of Jim Tan and the unusual case of Charlie Tan [True Crime Documentary]
The murder of Chad Entzel [True Crime documentary]
The murder of Renisha McBride [True Crime Documentary]
The murder of Lisa Harnum [True Crime Documentary]
A Bride's 'Secret Surprise': the murder of Cody Johnson [True Crime documentary]
The Pike County Murders [True Crime documentary]
The disappearance of Jennifer Farber Dulos [True Crime documentary]
The strange case of George Smith IV [True Crime]
The Massacre on Cemetery Hill [True Crime documentary]
The murder of Jessica Morrison [True Crime Documentary]
The murder of Jessica O'Grady [True Crime Documentary]
The murders of Dawn and Antonio Armstrong [True Crime documentary]
The Perfect Son: The murder of Bart and Krista Halderson [True Crime]
The strange case of Michelle O'Connell [True Crime Documentary]
The disturbing case of Tucker Cipriano [True Crime Documentary]
The murder of Andreen McDonald [True Crime Documentary]
The murder of Darlene Foley [True Crime Documentary]
The murder of Jamie Hahn [True Crime Documentary]
The murder of Nicole Burgess [True Crime Documentary]
The murder of Doris Angleton [True Crime Documentary]
The murder of Linda McAllister and Chet Clemons
Sasha Skare and the murder of Martell DeRouen
Hannah Payne and the murder of Kenneth Herring
Michelle Boat and the murder of Tracy Mondabough
The murders of Martha Agnew and Tammy Niver
The double murder of Amanda Colley and Lindy Dobbins
The disturbing murders of Carol and Stephen Baxter
He Chose Another Woman: The Brutal Murder of Marisela Botello-Valadez
In Debt and Desperate: The Murder of Richard Oland
One of his Parents is Definitely Lying: The Strange Case of Grant Solomon
Desperate to Please: The Plot to Murder Nicole Lenway
The University of Arizona Attack and The Murder of Dr Thomas Meixner
He Claimed Not to Know His Victim: The Bizarre Case of Ralph Wald
It All Started With One Bad Grade: The Murder of Dr Thomas Meixner
His Night Out Sparked Killer Conspiracies: The Strange Case of Riley Strain
He Wanted to be More Than Cousins: The Murder of Zion Foster
The Sick Plan to Cover-Up Her Murder: The Heart-Breaking Case of Madeline Soto
How a Wife's Alleged Affair and Murder Plot was Exposed
Devastated Husband Believes He’s Fooling Everyone: The Murder of Kendy Howard
Did Her Husband Commit the Perfect Murder? The Case of Karen Swift
She Laughed in His Face on Valentine's Day: The Murder of Anitra Gunn
When A Killer Has Less Than a Minute: The Murder of Samantha Woll