Enables vendors to run a declared check battery against their own MCP server, emit sealed Assay-format scorecards with evidence hashes and environment fingerprints, and have a local verifier re-run a random sample to issue counter-signed verification receipts.

Enables sealing, retrieving, verifying, transferring, and checking transferable warranty claim packs bound to product serials, buyer mandates, and retailer receipts, with tamper detection via local hash seals and chained transfer records.

Enables searching, reading, and privately archiving news from supported publisher subscriptions, with per-user authentication via human sign-in links and separate tokens, sessions, and archives.