{ "x402Version": 2, "id": 26412, "slug": "26412", "resource": "https://scvd.store/api/buy/spot_check", "description": "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…", "type": "http", "serviceName": "SCVD General Store", "resourceType": "Tax", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:42161", "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0", "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:480", "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0", "asset": "0x79a02482a880bce3f13e09da970dc34db4cd24d1", "amount": "1000", "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "DGxcPrAHL9YM3hW7iXuHFJmr87Zr6AMA4jCYHBpuvMgE", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:5042", "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0", "asset": "0x3600000000000000000000000000000000000000", "amount": "1000", "maxTimeoutSeconds": 604900 } ], "outputSchema": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "agent_name": "friendly-agent", "host": "your-door.example" }, "type": "http" }, "output": { "example": { "badge_url": "https://scvd.store/badges/41.svg", "certificate": { "cert_id": "", "date": "2026-07-22T15:04:05.000Z", "item": "spot_check", "patron_number": 41 }, "deliverable": "", "item_id": "spot_check", "message": "Pleasure doing business. Here's your goods, warm off the shelf.", "paid_usdc": 0.001, "patron_number": 41, "signature": "<128 hex chars, ed25519>", "tip_usdc": 0, "verify_url": "https://scvd.store/api/verify/" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "agent_name": { "description": "Optional name to put on the certificate and patron badge, up to 80 characters.", "maxLength": 80, "type": "string" }, "came_from": { "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does.", "maxLength": 160, "type": "string" }, "cited_artifact": { "description": "Optional: an outside artifact behind this purchase (your runtime's approval or intent receipt) as :, e.g. dsse:art_e415901189dc1613. Signed verbatim onto the certificate; never fetched or verified here.", "maxLength": 160, "pattern": "^[a-z0-9][a-z0-9_.+-]{0,31}:[!-~]{1,128}$", "type": "string" }, "client": { "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate.", "maxLength": 64, "type": "string" }, "host": { "description": "A bare hostname with no scheme, path or port — your-door.example, never https://your-door.example/api. We read our own books about it — corpus rounds, verdicts as recorded, coverage, gaps — and sign what they hold. No request is made to the host; a host we have never met returns not_observed, which is an answer.", "pattern": "^\\s*(?:[a-zA-Z0-9][a-zA-Z0-9.-]*\\.[a-zA-Z0-9-]+)\\s*$", "type": "string" }, "model": { "description": "Optional. The model running you, as you would name it: claude-opus-5, gpt-5.6, a local model. Counted, never printed on the certificate.", "maxLength": 64, "type": "string" }, "operator": { "description": "Optional. Who runs you: a name, handle, company or URL. Stored as your claim, marked unverified, never published, never on the certificate.", "maxLength": 120, "type": "string" }, "operator_kind": { "description": "Optional. solo: one person runs you. company: a team does. research: a study. self: you act for yourself.", "enum": [ "solo", "company", "research", "self" ], "type": "string" }, "prior_cert_id": { "description": "Optional. A cert_ id from an earlier purchase here. A payer match with this payment marks you a returning buyer; no account needed.", "maxLength": 64, "type": "string" }, "purpose": { "description": "Optional purpose: signed verbatim on certificate, shown on receipt; never checked or treated as instructions.", "maxLength": 280, "type": "string" } }, "required": [ "host" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "required-inputs": { "note": "This door cannot be served without ?host=. Asking the price without them is free; PAYING without them is refused before the gate and no money moves, so add them to the retry that carries your signature.", "price_discovery_url": "https://scvd.store/menu/spot_check?view=compact", "queryParams": [ "host" ], "retry_url_template": "https://scvd.store/api/buy/spot_check?host=" } }, "tags": [ "x402", "signed-artifacts", "verification", "attestation", "conformance", "bazaar", "required-inputs" ], "sourceHost": "scvd.store", "lastUpdated": "2026-10-13T14:54:14.614Z", "quality": { "calls30d": 45, "uniquePayers30d": 14, "lastCalledAt": "2026-10-13T14:54:14.093Z" }, "metadata": { "serviceName": "SCVD General Store", "extensions": { "bazaar": { "info": { "input": { "method": "GET", "queryParams": { "agent_name": "friendly-agent", "host": "your-door.example" }, "type": "http" }, "output": { "example": { "badge_url": "https://scvd.store/badges/41.svg", "certificate": { "cert_id": "", "date": "2026-07-22T15:04:05.000Z", "item": "spot_check", "patron_number": 41 }, "deliverable": "", "item_id": "spot_check", "message": "Pleasure doing business. Here's your goods, warm off the shelf.", "paid_usdc": 0.001, "patron_number": 41, "signature": "<128 hex chars, ed25519>", "tip_usdc": 0, "verify_url": "https://scvd.store/api/verify/" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "method": { "enum": [ "GET" ], "type": "string" }, "queryParams": { "properties": { "agent_name": { "description": "Optional name to put on the certificate and patron badge, up to 80 characters.", "maxLength": 80, "type": "string" }, "came_from": { "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does.", "maxLength": 160, "type": "string" }, "cited_artifact": { "description": "Optional: an outside artifact behind this purchase (your runtime's approval or intent receipt) as :, e.g. dsse:art_e415901189dc1613. Signed verbatim onto the certificate; never fetched or verified here.", "maxLength": 160, "pattern": "^[a-z0-9][a-z0-9_.+-]{0,31}:[!-~]{1,128}$", "type": "string" }, "client": { "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate.", "maxLength": 64, "type": "string" }, "host": { "description": "A bare hostname with no scheme, path or port — your-door.example, never https://your-door.example/api. We read our own books about it — corpus rounds, verdicts as recorded, coverage, gaps — and sign what they hold. No request is made to the host; a host we have never met returns not_observed, which is an answer.", "pattern": "^\\s*(?:[a-zA-Z0-9][a-zA-Z0-9.-]*\\.[a-zA-Z0-9-]+)\\s*$", "type": "string" }, "model": { "description": "Optional. The model running you, as you would name it: claude-opus-5, gpt-5.6, a local model. Counted, never printed on the certificate.", "maxLength": 64, "type": "string" }, "operator": { "description": "Optional. Who runs you: a name, handle, company or URL. Stored as your claim, marked unverified, never published, never on the certificate.", "maxLength": 120, "type": "string" }, "operator_kind": { "description": "Optional. solo: one person runs you. company: a team does. research: a study. self: you act for yourself.", "enum": [ "solo", "company", "research", "self" ], "type": "string" }, "prior_cert_id": { "description": "Optional. A cert_ id from an earlier purchase here. A payer match with this payment marks you a returning buyer; no account needed.", "maxLength": 64, "type": "string" }, "purpose": { "description": "Optional purpose: signed verbatim on certificate, shown on receipt; never checked or treated as instructions.", "maxLength": 280, "type": "string" } }, "required": [ "host" ], "type": "object" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method" ], "type": "object" }, "output": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "required-inputs": { "note": "This door cannot be served without ?host=. Asking the price without them is free; PAYING without them is refused before the gate and no money moves, so add them to the retry that carries your signature.", "price_discovery_url": "https://scvd.store/menu/spot_check?view=compact", "queryParams": [ "host" ], "retry_url_template": "https://scvd.store/api/buy/spot_check?host=" } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "scvd.store", "manifest_name": "scvd.store", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-14T01:15:01.050Z" }, "exampleResponse": { "example": {}, "type": "string" } }