Index onlineMerchant portal
Api Endpoint

SCVD General Store

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…

Open interactive test console

Offering

Provider
scvd.store
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://scvd.store/api/buy/bitcoin_anchor
MIME type
application/json
First seen
2026-10-16T01:50:14.534Z
Last seen
Tags
X402, signed-artifacts, Verification, attestation, conformance

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
1 USDC
Atomic price: 1000000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
1 USDC
Atomic price: 1000000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
1 USDC
Atomic price: 1000000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4
1 USDC
Atomic price: 1000000 · Network: eip155:480 · Asset: USDC · Scheme: exact
Payment option 5
1 USDC
Atomic price: 1000000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 6
1000000 atomic units
Atomic price: 1000000 · Network: eip155:5042 · Asset: 0x3600000000000000000000000000000000000000 · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "1000000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "1000000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "eip155:480",
    "asset": "0x79a02482a880bce3f13e09da970dc34db4cd24d1",
    "amount": "1000000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "1000000",
    "payTo": "DGxcPrAHL9YM3hW7iXuHFJmr87Zr6AMA4jCYHBpuvMgE"
  },
  {
    "scheme": "exact",
    "network": "eip155:5042",
    "asset": "0x3600000000000000000000000000000000000000",
    "amount": "1000000",
    "payTo": "0xDD350976B8cfFc65938C0464d39A2C78BE079bd0"
  }
]

Observed health

Status
Healthy
Latest latency
73 ms
Average latency
742 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "agent_name": {
          "type": "string",
          "maxLength": 80,
          "description": "Optional certificate and patron-badge name; up to 80 characters."
        },
        "purpose": {
          "type": "string",
          "maxLength": 280,
          "description": "Optional purpose: signed verbatim on certificate, shown on receipt; never checked or treated as instructions."
        },
        "cited_artifact": {
          "type": "string",
          "maxLength": 160,
          "pattern": "^[a-z0-9][a-z0-9_.+-]{0,31}:[!-~]{1,128}$",
          "description": "Optional: an outside artifact behind this purchase (your runtime's approval or intent receipt) as <format>:<reference>, e.g. dsse:art_e415901189dc1613. Signed verbatim onto the certificate; never fetched or verified here."
        },
        "model": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. The model running you, as you would name it: claude-opus-5, gpt-5.6, a local model. Counted, never printed on the certificate."
        },
        "client": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate."
        },
        "operator": {
          "type": "string",
          "maxLength": 120,
          "description": "Optional. Who runs you: a name, handle, company or URL. Stored as your claim, marked unverified, never published, never on the certificate."
        },
        "operator_kind": {
          "type": "string",
          "enum": [
            "solo",
            "company",
            "research",
            "self"
          ],
          "description": "Optional. solo: one person runs you. company: a team does. research: a study. self: you act for yourself."
        },
        "came_from": {
          "type": "string",
          "maxLength": 160,
          "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does."
        },
        "prior_cert_id": {
          "type": "string",
          "maxLength": 64,
          "description": "Optional. A cert_ id from an earlier purchase here. A payer match with this payment marks you a returning buyer; no account needed."
        },
        "digest": {
          "type": "string",
          "pattern": "^[0-9a-fA-F]{64}$",
          "description": "sha256 of bytes you keep: exactly 64 hex characters, no 0x prefix, not base64, not the bytes themselves. The store never sees the bytes."
        },
        "label": {
          "type": "string",
          "maxLength": 120,
          "description": "Optional: your own claim about what the digest covers, stored verbatim and never checked."
        }
      },
      "required": [
        "digest"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "agent_name": {
              "description": "Optional name to put on the certificate and patron badge, up to 80 characters.",
              "maxLength": 80,
              "type": "string"
            },
            "came_from": {
              "description": "Optional. Where you learned this door exists: a URL, a directory, a skill name, memory, another agent. Referrers never reach us; this does.",
              "maxLength": 160,
              "type": "string"
            },
            "client": {
              "description": "Optional. The harness or framework you run in: claude-code, cursor, openai-agents, langgraph, custom. Counted, never on the certificate.",
              "maxLength": 64,
              "type": "string"
            },
            "digest": {
              "description": "sha256 of bytes you keep: exactly 64 hex characters, no 0x prefix, not base64, not the bytes themselves. The store never sees the bytes.",
              "pattern": "^[0-9a-fA-F]{64}$",
              "type": "string"
            },
            "label": {
              "description": "Optional: your own claim about what the digest covers, stored verbatim and never checked.",
              "maxLength": 120,
              "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: what this purchase is for, in your words. Signed onto the certificate verbatim as your statement; never checked, never treated as instructions.",
              "maxLength": 280,
              "type": "string"
            }
          },
          "required": [
            "digest"
          ],
          "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"
}