# Trade Mark Journal No.2026/030 24 July 2026

## UK00004414757 12 July 2026 (9,42)

ProofSpine

Class 9
  Downloadable computer software for creating tamper-evident, end-to-end records of the provenance of multi-party exchange transactions in a value exchange network; downloadable software for committing structured, heterogeneous transaction events generated by a plurality of software engines to a centralised, cryptographically verifiable, append-only log; downloadable software for cross-linking transaction events along an exchange network graph to produce a single traversable and verifiable record of a multi-party exchange path; downloadable software for verifying the integrity of transaction records using hash-chained records, Merkle-tree data structures, and trusted timestamping; downloadable software for auditing and replaying multi-party exchange transactions to detect the alteration, insertion, or deletion of records.
Class 42
  Software as a service (SaaS) featuring software for creating tamper-evident, end-to-end provenance records of multi-party exchange transactions in a value exchange network; providing temporary use of non-downloadable software for committing heterogeneous transaction events generated by multiple software engines to a centralised, cryptographically verifiable, append-only log and for cross-linking those events along an exchange network graph; providing temporary use of non-downloadable software for verifying the integrity of transaction records by means of hash-chaining, Merkle-tree verification, and trusted timestamping; providing non-downloadable software for the deterministic audit and replay of multi-party exchange paths to detect tampering; design, development, and maintenance of computer software for tamper-evident provenance, verifiable logging, and audit in value exchange networks.

Ahmad Khalid Durrani