Tripper may refer to: Film and television Jack Tripper, a main character in the American sitcoms Three's Company and Three's a Crowd Tripper Harrison, the character portrayed by Bill Murray in the
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 0x41a861de31328834b3595b9ec8e2e0be722055bf66aa0a241eb3e7588456f2b1. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a36c3e73-34b1-47e3-954e-4ea533623fad.json and https://artists.proofprofile.net/proofs/artist/a36c3e73-34b1-47e3-954e-4ea533623fad.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).