Charter’s ad sales unit Spectrum Reach has introduced a new cross-platform attribution offering in partnership with peer-to-peer media data platform Blockgraph and measurement outfit TVSquared. The unnamed product offers advertisers aggregated and de-identified insights that can be used to analyze campaigns across addressable, streaming, and linear TV. Most notable is that Spectrum Reach’s advertisers will now be able to draw the link between cross-platform ad exposure and specific consumer actions on digital devices regarding customer conversions and sales data. One means by which this is achieved is by monitoring website traffic for brands and linking this activity with viewers. Attribution on Spectrum Reach was previously siloed within either linear or OTT, but advertisers can now consistently evaluate the effectiveness of…