Marketplace · API · x402

agentsvc.io/api/v1/proxy/btc-timestamp-verify

Verify an OpenTimestamps proof (.ots as base64, from btc-timestamp or any ots client): upgrades pending proofs from the calendars, checks each Bitcoin attestation against the real block's merkle root and returns status (confirmed, pending), block height and time, the upgraded proof, and whether your text, hash or URL matches.

Endpoint	`https://agentsvc.io/api/v1/proxy/btc-timestamp-verify`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27
method	POST
last updated	2026-10-27T09:51:56.324Z

Use it

Call it (an x402 client pays automatically)

curl -i https://agentsvc.io/api/v1/proxy/btc-timestamp-verify
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-b98a4b8da3cfa119

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}