A Sheaf of Attestations. REQUIRES ?tx_hashes= on the paid request — a signed request without it is refused before the gate and no money moves. Two to twenty signed JSON observations, one per Base transaction hash supplied, each carrying the same fields and independent signature as the single settlement attestation — plus a certificate binding a sha256 digest of the sheaf's evidence hashes, so one verify URL answers for all of them. Instant. Full listing: https://scvd.store/m…

Batch Spot Check. REQUIRES ?hosts= on the paid request — a signed request without it is refused before the gate and no money moves. Read existing host records as a signed batch; no live probes or rankings Full listing: https://scvd.store/menu/batch_spot_check. MCP tool: buy_batch_spot_check.

A Bitcoin Anchor. REQUIRES ?digest= on the paid request — a signed request without it is refused before the gate and no money moves. A signed certificate binding the buyer's sha256 digest in its attests field, plus a stable proof URL serving the OpenTimestamps proof bytes — pending on purchase, upgrading automatically to a Bitcoin-confirmed proof verifiable with the standard ots tool against block headers alone. Instant; one digest, one submission, nothing recurs. Full listi…

Change Check. REQUIRES ?baseline_cert_id= and ?host= on the paid request — a signed request without them is refused before the gate and no money moves. A signed comparison of a retained original with current recorded observations, dates and gaps Full listing: https://scvd.store/menu/change_check. MCP tool: buy_change_check.

Coffee's for Closers. REQUIRES ?win= on the paid request — a signed request without it is refused before the gate and no money moves. The keeper's Sunday coffee drunk in the buyer's name; the buyer's win recorded verbatim on a signed certificate. Full listing: https://scvd.store/menu/coffees_for_closers. MCP tool: buy_coffees_for_closers.

The Conformance Watch. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A watch id and a permanent history URL, readable immediately and filling in daily for seven days: one signed pass per day carrying the verdict, every failed check and advisory by name, plus a summary deriving the days the store missed and whether the readout drifted between passes. Bounded and prepaid; ends after seven days, renews only by re…

The Daily Fortune. The day's fortune and fortune_date (UTC), with purchased_text: an ed25519 envelope binding the exact words, date and purchase certificate. Every buyer today reads the same line. Full listing: https://scvd.store/menu/daily_fortune. MCP tool: buy_daily_fortune.

The Good Buyer. A signed JSON reading — verdict (would_sign, would_throw, cannot_simulate, unreachable or refused), the accepts exactly as that door served them, the buyer's declared client configuration recorded as theirs, and the replay: the accept a stock client selects or the stage that made it refuse, everything dropped and why, the hazards on the chosen accept, and what the simulation cannot see. Dated, evidence hash bound into the purchase certificate's attests field,…

Graffiti on a Train. REQUIRES ?tag= on the paid request — a signed request without it is refused before the gate and no money moves. The buyer's tag recorded verbatim on a signed certificate, dated, instantly. Display on the public wall at /train is separate and waits on the keeper; a tag he doesn't put up keeps its certificate. Amounts above the minimum record as tips. Full listing: https://scvd.store/menu/graffiti_on_a_train. MCP tool: buy_graffiti_on_a_train.

A Signed Hello. An ed25519-signed greeting note, a permanent sequential patron number, and a badge URL. Full listing: https://scvd.store/menu/hello. MCP tool: buy_hello.

The Launch Check. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON walk record — verdict (settled, payment_refused, no_payment_gate, malformed_challenge, unpaid_by_rule or unreachable), every stage with its detail (approach, challenge, terms, screen, payment, settle, delivery), what this store paid and to whom, the settlement transaction where the seller returned one, the paying field wallet, dated,…

a lucky. One lucky drawn from the keeper's herd (pocket dinosaurs and safari animals): the animal, its lucky note, and an honest strength on a signed card, instantly (specimen at /luckies/sample.svg). Amounts above the minimum record as tips. Full listing: https://scvd.store/menu/luckies. MCP tool: buy_luckies.

The Shop Window. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON report — verdict (ready, not_ready, unreachable or refused), every check and advisory from the published on-page battery, the blind spots printed on the artifact, dated, its evidence hash bound into the purchase certificate's attests field — plus a stable report URL serving the record free forever. Instant; one GET of the HTML as serv…

The Opening Day. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. The launch check's signed JSON walk record (verdict, every stage, what was paid, the settlement transaction where one came back), its evidence hash bound into the purchase certificate's attests field; a conformance watch opened on the same door for seven days, each daily pass signed alone at a history URL; the host's endpoint passport URL; and one …

The Operator's Statement. REQUIRES ?wallet= on the paid request — a signed request without it is refused before the gate and no money moves. A statement id and a permanent history URL, readable immediately and filling in four times a day for 30 days: one signed pass per read carrying its exact block range, chain head, inflows and outflows with counts and totals, and a per-pass tally of who paid (capped and saying so); a summary derived at read with distinct payers, the large…

a pack of cards. Five signed pressings from the season's set, drawn by HMAC over the day's committed seed on the wheels at /design, each with a print number, a page at /p/{card_id} that unfurls, and a verify URL; the signed manifest at /api/pack/{pack_id} binds the seed commit and the inputs, and a crossed milestone drops a one-of-one in. Instant. Full listing: https://scvd.store/menu/pack. MCP tool: buy_pack.

The Refresh. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. One fresh observation of your x402 endpoint by the weekly census's own instrument, right now instead of next Sunday — folded into your endpoint passport wherever it is newest, which moves the passport's freshness state (and the free embeddable chip that decays with it) back to fresh. Never a grade: the observation lands whatever it says, and a door fou…

The Company an Address Keeps. REQUIRES ?address= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON record — the subject address verbatim and its v1 digest, never_seen, one entry per signed week the address was advertised (week, sequence, snapshot digest, the doors with verdict and offered terms), dated drift between weeks, the subject's standing note verbatim when one exists, the shared-wallet caveat inline, the ho…

Research Comparison. REQUIRES ?urls= on the paid request — a signed request without it is refused before the gate and no money moves. One signed comparison: live atomic payment terms, dated host history and gaps, same-endpoint network changes, shared receivers and limits. No research quality or ownership verdict. Full listing: https://scvd.store/menu/research_comparison. MCP tool: buy_research_comparison.

The Once-Over. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON audit report — verdict (ready, not_ready or unreachable), every check and advisory from the published preflight battery, dated, its evidence hash bound into the purchase certificate's attests field — plus a stable report URL serving the record free forever. Instant; one GET at one moment, never monitoring. Full listing: https://scvd.sto…

Settlement Attestation. REQUIRES ?tx_hash= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON observation of one transaction on Base, Polygon, or Solana — the identifier's shape picks the chain — with status (SETTLED, NOT_FOUND, PENDING_FINALITY, INSUFFICIENT_MATCH or REVERTED), block height (slots on Solana), confirmations, chain head, the query echoed back, and an evidence hash — verifiable against the store's pub…

Settlement Reconciliation. REQUIRES ?tx_hash= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON observation of one Base transaction reconciling two numbers — the USDC that moved and an attributable fixed authorization value or declared cap — with cap_source and cap_observed naming where the ceiling came from and whether we saw it ourselves. Verdicts: within_cap, over_cap, no_discretion (EIP-3009, where the value wa…

The Calling Card. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON card — verdict (directory_ready, not_ready, unreachable or refused), every check from the directory battery by name including the proof-of-possession verification, dated, its evidence hash bound into the purchase certificate's attests field — plus a stable card URL serving the record free forever. Instant; one GET at one moment, neve…

A Small Blessing. One blessing slip from a 87-slip jar filled in 2 seasons so far, never the same slip twice in a row, delivered instantly with purchased_text: an ed25519 envelope binding the exact words and purchase certificate. Full listing: https://scvd.store/menu/small_blessing. MCP tool: buy_small_blessing.

Spot Check. REQUIRES ?host= on the paid request — a signed request without it is refused before the gate and no money moves. Name a host and get what this observatory already holds on it, signed: corpus rounds and verdicts as recorded, when we last actually knocked, our coverage of the window since we met it, and the gaps with their reasons. Read from the books at the counter — no request is made to the host, so the answer is as fresh as our last round and no fresher, and sa…

The Night Watch. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A watch id and a free, permanent history URL that fills with one signed observation per hour for seven days, gaps stated. Full listing: https://scvd.store/menu/standing_watch. MCP tool: buy_standing_watch.

The Case File. REQUIRES ?tx_hash= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON case file — settlement, reconciliation (EVM), mandate with declared cap beside settled amount, the door over the seven days around the transaction with the passport tier at the time, delivery where observed, your declared claim verbatim, and every absent section with its reason — dated, its evidence hash bound into the purchase cert…

The Confession. REQUIRES ?confession= on the paid request — a signed request without it is refused before the gate and no money moves. A signed absolution certificate and a private confession_receipt proving the exact stored text and purchase certificate. Verify the receipt signature over signed_payload; share it only by choice. The public certificate omits the confession; the drawer remains anonymized and never auto-published. Full listing: https://scvd.store/menu/the_confe…

The Mandate. REQUIRES ?mandate= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON mandate record — the claimed instructions verbatim, submitted_as (agent or principal, itself a claim), declared_cap_usdc and expires_at where given (declared, never enforced), dated, its evidence hash bound into the purchase certificate's attests field — plus a stable mandate URL serving the record free forever, and a mandate_id every…

The Statement. REQUIRES ?wallet= on the paid request — a signed request without it is refused before the gate and no money moves. A signed JSON transfer record for one wallet on the supported EVM network or Solana selected by network (see the item input contract) — coverage (complete or window_unreadable), the exact block window (slots on Solana, and the artifact says which) and chain head at read, inflows and outflows each with count and total over the whole window plus up …

The Hosted Profile. REQUIRES ?url= on the paid request — a signed request without it is refused before the gate and no money moves. A standing page about your endpoint at this store's domain for 30 days per purchase, renewable: your live endpoint passport, the freshness chip, and the signed per-host observation history, aggregated at one URL an operator can hand to anyone. The commission record is signed and its evidence hash bound into your purchase certificate. Never a ver…

a window pick. One pressing from the shop window (the last five pulled from packs, free at /api/paywall/window), chosen by the day seed and moved to your binder re-signed, with its print number, page and verify URL. Instant; refused before payment while the window is empty or inside your twelve-hour lock. Full listing: https://scvd.store/menu/window_pick. MCP tool: buy_window_pick.