org.satledger/timestamp-receipt

up checked 2026-11-11T07:39:38.807Z

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Publisher-provided title

satledger timestamp receipt

Publisher-provided description

RFC 3161 timestamps with no account, and a signed agent-ledger workspace. Paid per call over x402.

Summary by lookupd

Records signed, hash-chained action logs for agents and issues RFC 3161 timestamp receipts over SHA-256 digests, paid per call.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http timestamp-receipt https://api.satledger.org/mcp

Codex, remote (streamable-http)

codex mcp add timestamp-receipt --url https://api.satledger.org/mcp

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

{
  "mcpServers": {
    "timestamp-receipt": {
      "url": "https://api.satledger.org/mcp"
    }
  }
}

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

Tools (14 tools)

Publisher-provided text

• timestamp_receipt Submit a SHA-256 digest and receive a Time-Stamp Authority's signed RFC 3161 token over it: evidence that the data you hashed existed at that time, verifiable a
• provision_workspace Buy a workspace: a tamper-evident usage and action ledger for your agents, every event ed25519-signed and hash-chained, with an export your own customers verify
• top_up_workspace Add units to a workspace you already hold. Send its API key in _meta[satledger/api-key] (or the api_key argument) and the payment in _meta[x402/payment]: 0.50 U
• create_agent Create an agent in your workspace: a named ledger whose every event is ed25519-signed and hash-chained. `initial_credits` mints supply to the workspace issuer,
• record_action Append what an agent did - a tool call, a decision, a message - as a signed, hash-chained entry. This is the thing the workspace is for. Costs 1 unit. Authentic
• fund_agent Move credits from the workspace issuer to an agent's own account, so record_usage can burn them. Costs 1 unit. Authenticate with the workspace key in _meta[satl
• record_usage Burn credits from an agent's account, as a signed ledger event. Costs 1 unit. Authenticate with the workspace key in _meta[satledger/api-key].
• anchor_agent Ask a public RFC 3161 Time-Stamp Authority to sign the agent's current state. The one fact here the operator cannot manufacture: a timestamp cannot be issued fo
• export_agent Build the export bundle, run the customer-side verifier over it and return the summary plus the URL of the archive (HTTP, X-API-Key, free). Pass expect_action_h
• list_agents Every agent in your workspace. Free. Authenticate with the workspace key in _meta[satledger/api-key].
• describe_agent Current state: root id, state hash, event count, balance. Free. Authenticate with the workspace key in _meta[satledger/api-key].
• list_actions The agent's action log, with its head hash. Free. Authenticate with the workspace key in _meta[satledger/api-key].
• list_anchors Every anchor commitment recorded for the agent. Free. Authenticate with the workspace key in _meta[satledger/api-key].
• workspace_balance Units remaining and what each operation costs. Free, so you can plan before you are refused. Authenticate with the workspace key in _meta[satledger/api-key].

Details

• Version: 0.21.4
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 669 ms
• First indexed: 2026-11-01T10:08:12.751Z
• Last seen in registry: 2026-11-01T10:08:12.819Z
• Website: https://satledger.org/mcp/

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