# sellers.json

An IAB Tech Lab file format through which advertising systems identify sellers and intermediaries in their supply chain.

An IAB Tech Lab file format through which advertising systems identify sellers and intermediaries in their supply chain.

## An example

A buyer reviews an exchange's seller entry alongside the publisher's authorization declarations.

## Why it matters

Seller visibility is one part of verification; reconcile it with the actual supply path and permitted disclosures.

## Reference

[IAB Tech Lab supply-chain standards](https://iabtechlab.com/standards/supply-chain-foundations/).


## Related terms
- [ads.txt and app-ads.txt](https://jolts.xyz/resources/glossary/ads-txt)
- [OpenRTB](https://jolts.xyz/resources/glossary/openrtb)
- [Supply-side platform (SSP)](https://jolts.xyz/resources/glossary/supply-side-platform)

## Next step

[Explore advertising](https://jolts.xyz/advertisers) or [monetize your AI app](https://jolts.xyz/publishers).