Glossary

Delta snapshot

A delta snapshot contains only what changed since the previous snapshot: new and updated records (upserts) and withdrawn records (tombstones).

Applying every delta in order to the base snapshot yields the same data as the latest full snapshot.

Sources

Arieta Data licensing

Related terms

Snapshot
An Arieta Data snapshot is a complete, immutable monthly cut of every SKU, identified YYYY-MM and shipped with a manifest of counts and SHA-256 checksums per shard.
Tombstone
A tombstone is a record in a delta snapshot saying that a previously delivered record has been withdrawn and must be deleted by every licensee.

Last updated 13 November 2026 · All terms

Get a sample cut for your use case.

Tell us your jurisdictions, languages and use case. The free sample downloads today; a custom cut by jurisdiction, language, date range or document type, with the licence agreement, is ready within 5⁠–⁠6 business days.

We reply within one business day

Custom cuts in 5⁠–⁠6 business days

Free sample, no sign-up