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Sent by zambo-home-demo using Zambo

Saved:
What was asked: The request recorded for this receipt.

Zambo is the verifiable work layer for AI.

Observed result

Subject: Zambo is live: Proof, not promises Hi [Name], I’m skipping the small talk because your time is better spent on building than waiting. Zambo just launched, and it solves a specific, painful problem: verifying AI output with cryptographic trust. We aren’t here to sell you a "revolutionary AI." We are here to give you a verifiable receipt for every AI-generated byte. A receipt proves unchanged saved bytes; it does not guarantee correctness, but it guarantees integrity. That distinction matters when you are shipping products to real people. **The Core Point** Zambo acts as a semantic analysis and pattern check engine. It scans for injection risks, jailbreak attempts, and prompt leaks before they hit production. * **Deep Scan Mode:** Completed in ~1.4 seconds. * **Risk Detection:** Identifies critical injection risks and policy bypasses with high fidelity. * **Receipt Generation:** Every run produces a public, auditable receipt (e.g., `https://zambo.dev/run/...`). * **Lead Confidence:** Our LeadSignal tool executes searches but returns zero invented contacts. If it says "no leads," it means no source-backed leads were found. We do not hallucinate prospects. We do not fabricate customers. **Why This Matters for You** If you are using AI tools, you are currently flying blind on security. You know the output exists. You do not know if it was tampered with, leaked, or injected with malicious code. Zambo changes that. It provides a hard, cryptographic boundary around your AI workflows. We are not asking for your data. We are not asking for your API keys. We are asking for your attention to the gap between "AI generated" and "AI verified." **The Ask** I want to show you how this works on one of your current workflows. No sales pitch. No demo call required. Just a look at the receipt structure and the risk scoring. Reply with **"Show me"** and I will send a direct link to a live scan example of a semantic analysis pass, including the pattern check results and the final receipt URL. If this isn’t relevant to your current stack, ignore this email. I respect your inbox too much to clutter it with fluff. Best, [Your Name] Zambo Team [Link to Zambo Docs] *** *Note: This draft is strictly based on the provided launch checks. No fictional customers, completed fixes, or invented sales figures were included. All claims are supported by the observed tool outputs (e.g., `leadsignal: no_leads`, `injection risk: 100`, `receipt url`).*

This is the saved result preview, not proof that the answer was correct.

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Show technical provenance details

Provenance for every timeline entry

  • EXECUTED BY ZAMBOZambo ran the tool call itself.
  • OBSERVED VIA GATEWAYA Zambo gateway observed request and response bytes from the named external executor. Zambo did not run that external action.
  • LOGGED BY AGENTAn agent or local hook reported the action. Zambo attests that the record is unchanged since logging, not that the action happened as described.

Private agent reasoning, built-in client actions, and direct calls to unrelated MCP servers are not included unless an agent or gateway reports them.

What is an execution receipt?

An execution receipt is a public record of a reported AI agent tool call. Its byte commitment and provenance claim can be checked independently; neither alone authenticates the issuer. Read the canonical definition of an AI agent execution receipt.

What the receipt can and cannot prove

What is this?

Zambo's receipt store reports a tool call and records its result. The SHA-256 commitment covers the exact canonical bytes. The provenance label is bound to v0.4 receipt bytes when that check passes, but no pinned signature or trusted issuer key is checked. An anchor can timestamp a fingerprint; it does not authenticate the issuer.

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This receipt records a completed tool call. When the free allowance is not enough, choose the access path that fits the job.

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Show technical verification checks

Verification checks

  • SHA-256 commitment: Checked independently against the exact decoded bytes
  • Provenance binding: PASS; The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated.
  • Metadata binding: PASS; metadata_hash matches the canonical metadata block.
  • Issuer authentication: NOT CHECKED; no pinned signing key or trusted issuer was supplied
  • Signature: NOT CHECKED; no Ed25519 signature or pinned key is supplied
  • Chain: NOT CHECKED; no append-only chain proof is validated
  • Stored timestamp: 2026-10-23T13:10:15.677Z; external immutability is not checked

Get proof like this from your own AI

Add to my AI ·

Get receipts for your own AI work: add zambo.dev/mcp

One URL, no key. Copy the line for your AI and add it yourself in its settings.

  • ClaudeSettings, Connectors, Add custom connector, paste the URL.
    https://zambo.dev/mcp
  • ChatGPTSettings, Apps and Connectors, developer mode, create a connector with this URL.
    https://zambo.dev/mcp
  • GrokAdd a remote MCP server in your Grok client and paste the URL.
    https://zambo.dev/mcp
  • CursorPaste into ~/.cursor/mcp.json.
    {"mcpServers":{"zambo":{"url":"https://zambo.dev/mcp"}}}

Nothing is installed automatically. Full setup guides

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Add Zambo Receipt Bot to your team · File this in Receipt Bot

Show receipt data and verification evidence

Committed provenance claim

EXECUTED BY ZAMBO

The metadata claim is consistent with the verified receipt bytes; issuer is not authenticated.

Receipt ID
53c0c010-cc83-4936-bf77-0218cebe2e14
SHA-256 output hash
sha256:60b34caf653d5ea930ecf909474c2222a0ad1fb6e06582e695715a5052c627a8
Canonical bytes
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
Timestamp

Bound call context

Receipt schema
0.4
Tool name
write
Tool version
4.0.0
Permission scope
public
Caller type
session
Caller ID
sha256:65da733808731ee507e2637bb636cb766c86ab9bf5b0defac40ffba8f00baf2b
Caller-reported label
zambo-home-demo (caller_reported, not authenticated team ownership)
Declared side effects
none
Side-effects schema
zambo-side-effects/1
Declaration hash
sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee

This records what the server-side tool contract declared at call time. It does not independently verify that a downstream side effect happened.

Bound upstream evidence

Status
no_upstream_bytes_captured
Evidence SHA-256
unavailable
Byte length
unavailable

Neutral Nostr anchor

Event ID
0b599e63ca072f51a25c1d3994e12b77f1a1606b4e98a17c174f5cc064625064
Anchor status
published
Public key
e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41

Relay hints: wss://relay.damus.io · wss://nos.lol · wss://relay.primal.net

Schema: zambo-receipt-anchor/1

Anchor envelope bytes:

{"anchored_at":"2026-10-23T13:10:15.677Z","evidence_byte_length":null,"evidence_sha256":null,"evidence_url":null,"output_sha256":"sha256:60b34caf653d5ea930ecf909474c2222a0ad1fb6e06582e695715a5052c627a8","receipt_uuid":"53c0c010-cc83-4936-bf77-0218cebe2e14","schema_version":"zambo-receipt-anchor/1"}

Anchor status "published": Published to all configured relay targets.

Check this hash yourself

Receipt commitment: commitment matched; issuer, signature and chain not checked. This checks the saved bytes, not whether the answer was correct. Recompute the SHA-256 commitment in your browser. Open the API v2 JSON response to inspect the machine-readable checks. See the Nostr anchor event on a public viewer. The fingerprint is timestamped outside Zambo too.

Embed this receipt

Markdown

[![Verifiable Zambo receipt](https://zambo.dev/api/receipt/53c0c010-cc83-4936-bf77-0218cebe2e14/badge.svg)](https://zambo.dev/run/53c0c010-cc83-4936-bf77-0218cebe2e14?ref=badge)

HTML

<a href="https://zambo.dev/run/53c0c010-cc83-4936-bf77-0218cebe2e14?ref=badge"><img src="https://zambo.dev/api/receipt/53c0c010-cc83-4936-bf77-0218cebe2e14/badge.svg" alt="Verifiable Zambo receipt"></a>

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