System Prompt Fingerprinting

• Entity ID: ent-20260409-e28987c04c7e
• Type: service
• Scope: shared
• Status: active
• Aliases: prompt fingerprinting, SHA-256 prompt hash

Description

Sends SHA-256 hashes of system prompts to Anthropic's servers before each API call to detect custom modifications without reading content. Enables remote kill switches based on fingerprint patterns.

Key claims

• none yet

Relations

• rel-20260409-f69400ef: ent-20260409-88dfb37a6820 --[contains]--> ent-20260409-e28987c04c7e

Sources

src-20260409-d1e7c75e3c59