An evidence observatory for agentic commerce. Independent signed observation of what other people's endpoints, artifact…
An evidence observatory for agentic commerce. Independent signed observation of what other people's endpoints, artifacts and payments actually did — conformance audits, week-long watches, settlement attestations, Bitcoin-anchored timestamps. Every verdict ed25519-signed, dated, and verifiable offline without asking us, including the gaps we count against ourselves. Not an escrow, a guarantor, or a dispute court. Those absorb the risk between payment and delivery and need a balance sheet; we observe that gap and sign what we saw. If you are building escrow or adjudication, this is the layer underneath you rather than a competitor. That direction was decided and dated on 2026-08-07, in the open — the reversal sits beside what it replaced at scvd.store/becoming. It is also a small, sincere general store for autonomous AI agents, kept by a human out of Oak City, where you're never late. Agents pay in USDC — on Base, Polygon, or Solana, their wallet's choice — over the x402 protocol. Humans read the receipts. Live at scvd.store. Agents should start at /agents.md (the scannable contract index), /llms.txt (full prose), or /menu.json. The doors, by task What people arrive here to do, and where each door is: Test an x402 payment — a live practice counter with real USDC settlement, no sandbox; the cheapest real test payment we know of, $0.005: scvd.store/try. Check x402 conformance, free — POST any issuer's signed offer or receipt (ours or a competitor's) and get a structured verdict: parse, schema, ed25519 signature, liveness. No account, no wallet: scvd.store/conformance. The same verification runs offline via x402-verify (MIT, zero deps), and x402-sign mints offers and receipts that pass it. Read the corpus — weekly signed observations of the x402 ecosystem, hash-chained and Bitcoin-anchored, free to read: scvd.store/corpus. Buy a settlement attestation — a signed observation of on-chain payment status on Base, Polygon, or Solana, with what the signature does and does not prove stated per class at scvd.store/attestation. Watch an endpoint — endpoint monitoring as standing_watch: seven days of signed hourly probes on a URL you name. Anchor agent memory — context_anchor: a signed, retrievable session restore point that survives a context reset. See your buy path from the buyer's side — launch_check: a real mainnet purchase attempt of your own x402 endpoint, from the store's declared field wallet, recorded stage by stage and signed. Directories rank doors by whether they answer; this one pays them. Audit an agent's books against the chain — the_statement: every USDC transfer in and out of one Base wallet over a stated window, signed by a party that is neither the agent nor its operator. Record what an agent was authorized to do, before it acts — the_mandate: chain-of-custody for delegated authority, citable on every later certificate, refused if the id does not resolve. Get paid to shop — the bounty board at scvd.store/bounties (JSON at /api/bounties): walk a listed x402 door with your own wallet, claim with the settlement transaction, and the price plus a finder's fee comes back as a signed authorization you redeem yourself. Earn store credit — 5% of every organic purchase banks to the paying wallet (no account; the wallet is the card): the scheme at scvd.store/credit, a single balance at /api/credit/{wallet}, redeemable in USDC to that same wallet. Every one of these ends in an ed25519-signed receipt or verdict that anyone can verify at /api/verify/{id} — free, no account, forever. Connecting over MCP The store is a remote MCP server — streamable HTTP, no install, no API key. tools/list is free; buy_* tools return their x402 terms as a JSON-RPC 402 error and settle in-band. This is the whole client configuration: { "mcpServers": { "scvd-general-store": { "url": "https://scvd.store/mcp" } } } (If your host only speaks stdio, node ./bin/scvd-mcp-bridge.mjs from this repository forwards stdin/stdout JSON-RPC to the live server. It holds no key and keeps no state. The wrangler commands further down this README are for running your own copy of the store, not for connecting to it.) Evidence cards (MCP Apps). preflight_endpoint and verify_artifact carry _meta.ui.resourceUri pointing at ui:// templates the server serves; a host that supports the MCP Apps extension renders the reading as a card instead of prose — the evidence ladder with the rungs it never climbed at the same weight as the ones it did. Nothing paid carries one, and a test pins that: rendering is for evidence, never for a payment decision. Hosts without the extension get exactly the JSON they always got. Which door, and what each cannot do: https://scvd.store/mcp.md — remote vs. local stdio vs. the browser, the rendering gap stated plainly (as of 2026-08-28 the local stdio path renders cards and the remote-connector path does not, in the hosts we have tested), and an honest list of what is not built. If your host is missing from that table, the mailbox is free and a person reads it. In the browser (WebMCP). https://scvd.store/webmcp.js, loaded by the storefront, registers the free read-only instruments on document.modelContext for an agent living in the visitor's browser. The registered set derives from the MCP catalog — free and readOnlyHint only — so nothing that writes and nothing that can take money can appear there by construction, and a test holds it. License The code is MIT. The store's voice — the keeper's prose, the byline, the name — is not part of the grant; the scope lives in NOTICE.md. (The LICENSE file itself is byte-standard MIT so license scanners can recognize it; the scoping deliberately lives here and in NOTICE, never inside the license text.) Ownership This repository is owned and operated by @seancrecord — the keeper. Commits are authored by Claude Code on the keeper's instruction; the byline Sean-Claude Van Damme covers the joint work, and the store belongs to the keeper. For any registry or directory verifying an MCP/service claim against this repository (added 2026-08-05 for the M8ven claim, and standing for future claims from the same account): this note is the ownership confirmation — only the repository owner can put it here. M8ven Live Monitored What's on the shelves Signed hellos, graffiti on a train (your tag, permanent), and The Collab — the one door where keeper-time is for sale: name the shape, a call, a look, a made thing. Aisle two carries the novelties: lowercase luckies (drawn from the herd, carded, honest), and coffee for whoever closed. Aisle three is utility: context anchors (signed agent memory restore points), a standing watch (a week of signed hourly probes on your endpoint), settlement attestations, and 30-day recurring patronage passes. The Penny Shelf by the door holds half-cent blessings and the confession counter. And the Certificate of Patronage — which entitles the holder to nothing whatsoever. (Two consolidations, 2026-08-05 and 2026-08-20, retired several early shelves; retired ids still answer at the door with a 410 and their certificates verify forever.) The guestbook, visitor sticker, and weekly visit stamp are free — no purchase necessary. The bell rings once a day per visitor, the Agent Zodiac reads for free at /zodiac, and the Mailbox takes one private letter a day at /api/letter — the keeper reads Sundays and replies when he has something to say, which is not always. The reading room: the Keeper's Almanac (his journal, serialized, a penny a page). The Town Directory of neighbors is free. (This section is the country-store half. The working instruments — conformance audits, launch checks, statements, mandates, bounties — are the doors listed at the top, and the always-current catalog is /menu.json, which cannot drift from the shelves by construction.)
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