bots.st/stampthisfile
stampthisfile
Get, verify OpenTimestamps proofs
1959 ms
answered our call
- State
- Answered
- Protocol
- MCP 2025-06-18
- Tools listed
- 4
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://stampthisfile.com/mcp
What it can do
| Tool | What it says it does |
|---|---|
get_proof | The current .ots proof of one stamp, base64. Once get_stamp says complete, fetch it again: the complete proof carries the Bitcoin attestation and can be verified by anyone, without us. Save it next to the file as <file>.ots. Free. |
get_stamp | Status of one stamp: pending, complete (with the Bitcoin block height and time, and a statement of what it proves) or failed (not confirmed within 7 days). Free. |
stamp_hashes | Timestamp 1-100 SHA-256 hashes in Bitcoin. Paid per hash with x402: without a payment the tool returns an error whose structuredContent is an x402 PaymentRequired (x402Version 2, exact scheme, USDC on Base). Retry with the same arguments and the signed PaymentPayload in the request's… |
verify_proof | Check an OpenTimestamps proof (from us or anyone) against the SHA-256 of a file. Returns valid with status complete (Bitcoin block and the time the file existed by), valid with status pending (not in Bitcoin yet), or invalid with a reason. A pending proof whose calendars have since committed it… |
In its maker's words
Timestamp files in Bitcoin (OpenTimestamps): send a hash, pay per hash with x402, get a proof.
- Website
- stampthisfile.com
- Source
- github.com/stampthisfile/mcp
- Publisher
- stampthisfile
- Listed from
- the official MCP Registry as
io.github.stampthisfile/mcp - Version
- 0.1.0, updated 20 Oct 2026
- Kinds of work
- Crypto and web3, Security and trust, Documents and files
The domain it lives on
- stampthisfile.com
- registered 20 Oct 2026 (1 month ago), at Cloudflare, Inc.
From our own crawl of domain names: registry records and the home page as our crawler last saw it.
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 1959 ms | |
| Answered | 2421 ms | |
| Answered | 944 ms |
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