io.github.self-reality/akashi-notari

up checked 2026-11-11T10:39:12.212Z

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Publisher-provided title

Akashi Notari

Publisher-provided description

Proof of existence for files: anchor a SHA-256 hash on Base, look up proofs. Paid with x402.

Summary by lookupd

Anchors a file's SHA-256 hash on Base as a timestamped proof of existence and looks up existing anchored proofs by hash or transaction.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http akashi-notari https://anchor.akashi-notari.com/mcp

Codex, remote (streamable-http)

codex mcp add akashi-notari --url https://anchor.akashi-notari.com/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "akashi-notari": {
      "url": "https://anchor.akashi-notari.com/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (2 tools)

Publisher-provided text

• find_proof Free. Look up whether a file hash is anchored on Base and when, or read the proof written by a transaction. Pass `hash` or `tx`. Call it before anchor_hash to a
• anchor_hash Paid with x402 (USDC on Base). Writes the SHA-256 hash of a file on-chain; the block time becomes the proof of existence. Compute the hash locally and never sen

Details

• Version: 1.1.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 270 ms
• First indexed: 2026-11-01T09:54:24.700Z
• Last seen in registry: 2026-11-01T09:54:24.700Z
• Repository: https://github.com/self-reality/verifier
• Website: https://akashi-notari.com/

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