Categories › AI & Agents › Thinking, planning & prompt tools
Deterministic claim verification with receipts across ~60 domains. No model in the loop.
Remote server: your requests and data go to narrowhighway.com. Claude Code: claude mcp add --transport http concordance https://narrowhighway.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
verify — [CHECK · door] Verify a claim deterministically — returns a verdict (HOLDS / PARTIAL / BROKEN / INCOMPLETE / SYSTEM_ERROR), the worked trailaudit — [CHECK · door] Audit a whole text: deterministic extractors find every checkable quantitative claim (sums, percentages, hourly/annual pay, cseal_fetch — [CHECK · door] Fetch a sealed verification record (the receipt) by its content hash.find_verifier — [CHECK · door] Which verify DOMAIN handles a plain-language claim — the deterministic resolver (no model). Returns ranked domain candidates attest_record — [CHECK · internal] Bind your identity to a record you already hold — phase 2 of the sovereign flow. Do the thing unsigned (badges_issue, stucandidate_commit — [CHECK · internal] Candidate Engine step 1 — commit a COMPLETE raw candidate set BEFORE any evaluation. Give the query, the generator, the mcandidate_get — [CHECK · internal] Fetch a sealed candidate record (a narrowing receipt or a commitment anchor) by its content hash — the whole preserved pacandidate_narrow — [CHECK · internal] Candidate Engine step 2 — narrow a COMMITTED set: verifiers are assigned under the fixed pre-registered routing policy (nkernel — [CHECK · internal] THE GATE KERNEL — the law you keep here, in one call. The five moves (find, distinguish the KIND, verify what can be verikernel_gate — [CHECK · internal] Route ONE proposed state-change through the kernel and get back the verdict (REJECT / QUARANTINE / CONFIRMED) plus the nimanufacture — [CHECK · internal] The Conductor's shop-domain calc door: route an engineering claim + its numbers through the engine's manufacturing verifiprofession — [CHECK · internal] Read a sealed profession of faith and who has borne witness to it (each signature re-verified as read), with the lineage redact — [CHECK · internal] Strip PII (emails, SSNs, credit cards, IPs, URLs) from text to stable placeholders before you pass it onward; the mappingreport — [CHECK · internal] Report a community item (group_contribution, mesh_message, door_note) to the moderation floor. One report is a claim, nevresolve — [CHECK · internal] Resolve a Scripture reference to its World English Bible text.self_attest — [CHECK · internal] Record a person's OWN words about their study — a DISTINCTLY TYPED record that can NEVER count as a sealed check or satiswitness_profession — [CHECK · internal] Bear witness to someone's sealed profession of faith — sign its content_hash on your own machine (signing.sign_seal) and witnesses — [CHECK · internal] Who has borne witness to a record, each signature re-verified as it is read (storage is never trusted). Reports invalid esearch — [FIND · door] Ranked search over the keeping (the kept library).card_get — [FIND · door] Fetch one card (the full record) from the keeping by id.lookup — [FIND · door] Look up a VALUE deterministically from the engine's offline, public-domain data — the found-value twin of `verify` (look it updefine — [FIND · door] The dictionary — what an English word MEANS. Webster's 1913 (public domain) plus our gathered supplement for terms it predatescard_connections — [FIND · internal] Cards related to one card — its explicit links + same-shelf siblings.cards_browse — [FIND · internal] Browse the keeping — paginated, optional shelf filter. Returns card briefs.cards_stats — [FIND · internal] Counts over the keeping — total, by shelf, by surface.daily_card — [FIND · internal] The deterministic card of the day from the keeping (same all day).grid_axis — [FIND · internal] The map: a read-only view of one axis (its scaffold members, depth, neighbors, umbrella children). Omit `axis` for an overgrid_dimension — [FIND · internal] The axes that sit on a given scaffold member (dimension).locate — [FIND · internal] Find the card for a query — by exact id, then title, else ranked search.pronounce — [FIND · internal] A synthesized pronunciation guide (respelling + approximate IPA) for a transliteration or word — honestly labeled, not a nthesaurus — [FIND · internal] The thesaurus — WordNet synonyms and broader (IS-A) terms for a word; the words that stand with it. Empty when the word iscapabilities — [FIND · plumbing] The live capability statement: what this engine can verify, what tools and endpoints exist, how large the keeping is, and library_health — [FIND · plumbing] Corpus health — is the keeping loaded and sound (totals, shelves, surfaces).now — [FIND · plumbing] The actual current date and time, fresh at this call — UTC (the clock every seal is stamped in), the library's home zone, steward_budget — [FIND · plumbing] Steward — a household budget (income, expenses -> net, savings rate, by category). Shows and plans; NEVER moves money.steward_cost_destroyed — [FIND · plumbing] Steward — cost destroyed: money you did NOT spend (was -> now), kept in your currency.ask — [WALK · door] Bring anything — a question, a claim to check, a word to study, or what is actually on your mind. The engine discerns what KINdiscern — [WALK · door] Discern what to do with anything WITHOUT doing it — the proposal half of the engine, laid open. Bring a claim, a question, or coach_next — [WALK · door] Coach — the next lesson in a subject, deterministically. Omit `after` for the first unit; pass a unit id for the one that follcoach_guidance — [WALK · internal] Coach — what it does and the boundary it will not cross (never grades a child).Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.