file byte storage
Object storage
Object Storage
Also known as · S3 · object store · object storage
Definition
A system that stores large file bytes under an object key with metadata. Storage success is not the same as business completion or authorization verification.
Searchable examples
- bucket/object-key
- presigned URL
Short example
upload ticket → presigned PUT → server-side confirm → publish
Keep ownership and processing state in the DB and bytes in storage.
Compare with
- Cachederived storageA way to store a reusable copy of a result to reduce latency and source load. A cache hit proves speed, not freshness, authorization, or consistency.
- Single Source of Truthdesign principleA principle that gives one authoritative source the meaning and write authority for a fact while treating other representations as derived state. It clarifies ownership and synchronization boundaries; it does not mean copies never exist.