vendor/quantcast · vendor documented

Quantcast Measure pixels need p-code a

The Measure tag call puts a=p- plus your p-code on the path, same matrix shape Floodlight uses. labels and revenue are optional. The p-code comes from the Quantcast account.

What this pack matches

Hosts: pixel.quantserve.com, secure.quantserve.com
Paths: …/pixel…
Vendor docs: help.quantcast.com/docs/inspect-your-tag

Rules

Codes are stable. A finding in CI, MCP, or the playground lands on the same id.

Field	Required	What it checks	Rule ids	Source
`a`	required	It is the Quantcast p-code. Quantcast documents Measure tag calls with `a=p-` plus that identifier. Fix: Set `a` to the p-code from the Quantcast account, starting with `p-`.	`vendor.quantcast.param.a.missing` `vendor.quantcast.param.a.empty` `vendor.quantcast.param.a.invalid`	docs

Validate a payload

pixellint validate url "$ARTIFACT" --rulepack vendor/quantcast

Try this failing payload in the playground. Quantcast Measure pixel missing p-code a.

https://pixel.quantserve.com/pixel;r=2097142827;labels=_fp.event.Purchase

cargo install pixellint · npm install pixellint