Facts

In the game files, cable mesh is what is used to make cables between telegraph posts. it is also used to make 

• the 8 webs that spawn on telegraph poles between 2 and 6 am

• the 2 webs that make the larger center web that reads "N [telegraph pole]"

• the Butcher's Creek pentagram

The in-game data for these is below

• Butcher's Creek Pentagram: cablemesh277747_hvlit001 

Below you will find information about the 8 webs and feathers located on telecom posts spanning Lemoyne and New Hanover. Their first name refers to the nearest point of interest or word on the map. The second name has been used by many on reddit to test different theories about feather spawning mechanics.

Cornwall Web / B34

File name: spiderdream03

Time: 3-4 AM

Feather Color: Black

Oil Fields Web/B56 

File name: spiderdream02

Time: 5-6 AM

Feather Color: Black

Overflow Web / B23

File name: spiderdream05

Time: 2-3 AM

Feather Color: Black

Emerald Web / B45

File name: spiderdream04

Time: 4-5 AM

Feather Color: Black

Saint Denis Web / R34

File name: spiderdream08

Time: 3-4 AM

Feather Color: Red

Ringneck Web / BL56

File name: spiderdream01

Time: 5-6 AM

Feather Color: Black

Southfield Web / R45

File name: spiderdream07

Time: 4-5 AM

Feather Color: Red

Scarlett Web / R23

File name: spiderdream06

Time: 2-3 AM

Feather Color: Red

source for file names

Reddit users u/Jay_0058 and u/Royal_Car_309  as well as discord user potsnob worked together to test feather resets. The below map is the product of their work