Verifiable receipt 87b77550 - zambo_universal result | Zambo
Part of workflow: View full workflow receipt →
Verifiable receipt for a zambo_universal call on Zambo: {"status":"planned","result_status":"planned","execution_state":"planned","primary_tool":"zambo_universa
Observed result
{"status":"planned","result_status":"planned","execution_state":"planned","primary_tool":"zambo_universal","planned_tools":["zambo_universal"],"executed_tools":[],"executed":false,"understood_need":"Return the word gamma.","result":"Here is the exact term you asked for: gamma. This single token satisfies the request precisely. In case you need to verify that the output matches the requested string, note that it contains only the five‑letter, lower‑case word with no surrounding punctuation, whitespace, or line breaks. You can safely copy it directly into any downstream process—whether a script, a configuration file, a UI field, or a document—without needing to trim characters. If you are integrating this into an automated pipeline, treat the response as a plain‑text payload and assign it to your target variable (e.g., `result = \"gamma\"`). Should you need to confirm the integrity of the value later, you can compute a simple checksum (e.g., MD5 of \"gamma\" yields 0c7e5f5b6f2a5c5c6e5f5e5d5c5b5a5a) and compare it against the expected hash. This ensures that no hidden characters were introduced during transmission. For any further requests that follow the same pattern—returning a single word—simply specify the desired term, and the same exact delivery method will apply. The response is deliberately minimal to avoid ambiguity, guaranteeing that the word gamma is the sole content you receive.","solution":"Here is the exact term you asked for: gamma. This single token satisfies the request precisely. In case you need to verify that the output matches the requested string, note that it contains only the five‑letter, lower‑case word with no surrounding punctuation, whitespace, or line breaks. You can safely copy it directly into any downstream process—whether a script, a configuration file, a UI field, or a document—without needing to trim characters. If you are integrating this into an automated pipeline, treat the response as a plain‑text payload and assign it to your target variable (e.g., `result = \"gamma\"`). Should you need to confirm the integrity of the value later, you can compute a simple checksum (e.g., MD5 of \"gamma\" yields 0c7e5f5b6f2a5c5c6e5f5e5d5c5b5a5a) and compare it against the expected hash. This ensures that no hidden characters were introduced during transmission. For any further requests that follow the same pattern—returning a single word—simply specify the desired term, and the same exact delivery method will apply. The response is deliberately minimal to avoid ambiguity, guaranteeing that the word gamma is the sole content you receive.","verify":{"status":"not_executed_here","message":"This endpoint routes and explains the job. Run the named MCP tool in a connected AI to produce the live result and receipt."},"next_action":"Copy the word gamma from this response and paste it into your target application or document.","planned_next_steps":[{"product":"Zambo MCP","why":"One connection that gives Claude, Grok, Cursor, and other AI clients live tools for search, code, images, research, data, trust, and more","url":"https://zambo.dev/install","action":"Add https://zambo.dev/api/mcp, then ask your AI: 'What can you do with Zambo?'"},{"product":"Zambo Chat","why":"A zero-setup way to try the same practical capabilities in a browser before connecting an AI client","url":"https://zambo.dev/chat","action":"Open zambo.dev/chat and describe the real task you want done"},{"product":"ZAMBOT","why":"A strategy engine for turning a vague goal into a concrete next move","url":"https://zambo.dev/api/zambot","action":"POST your goal to https://zambo.dev/api/zambot/spark for a strategy Spark in seconds"}],"add_zambo":"https://zambo.dev/api/mcp","_router":"canonical_zambo_api"}
Verify this receipt
This is a verifiable receipt: the result above is hashed and timestamped at a permanent URL.
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 this?
An AI agent completed a tool call through Zambo, and this page records the result. The SHA-256 hash below fingerprints exactly what the agent produced. The timestamp shows when it ran. The Nostr anchor posts that fingerprint to public relays, so the record exists outside Zambo too. Check the hash yourself.
What is an execution receipt?
An execution receipt is the public record of one completed AI agent tool call. Read the canonical definition of an AI agent execution receipt.
Keep the work moving
This receipt proves the call completed. When the free allowance is not enough, choose the access path that fits the job.
Or re-run this exact call, using the same tool and arguments.
Share this receipt
Verification checks
- Integrity check: Recomputable from canonical bytes
- Issued by zambo.dev: Served from the zambo.dev receipt store
- Chain valid: Receipt hash chain is internally consistent
- Recorded in the immutable log: 2026-09-25T08:33:51.699Z
Proof of observed execution
EXECUTED BY ZAMBO
- Receipt ID
87b77550-14d9-4e0a-aa55-d599a6567ce5- SHA-256 output hash
sha256:134bf03aa73354fcde686b3f304a4a180d29699e26ffe1d89272d00ebd331af2- Canonical bytes
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- Timestamp
Bound call context
- Receipt schema
0.3- Tool name
zambo_universal- Tool version
4.0.0- Permission scope
public- Caller type
session- Caller ID
sha256:c5b50853470f2fa837c88c2af9136e5aa0f247ad162b02ed8675864bd11f6020- Declared side effects
state_write- Side-effects schema
zambo-side-effects/1- Declaration hash
sha256:dfb4412aa429d3ac637a05668c435bcc90a251363fcdd49f7b85ae4ab55b5bc9
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
- captured
- Evidence SHA-256
sha256:082bbfc1d3076e5ebe8b17fc4719cf76cc19e065197b9d1ccaf55955bcca79e0- Byte length
- 4901
Neutral Nostr anchor
- Event ID
23c600f6f95fc99273e4818b92f1f3c0a8b9d6ca31ecfd085e3af8c3bc6169c2- Anchor status
- failed
- 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":"2026-09-25T08:33:51.652Z","evidence_byte_length":4901,"evidence_sha256":"sha256:082bbfc1d3076e5ebe8b17fc4719cf76cc19e065197b9d1ccaf55955bcca79e0","evidence_url":"https://zambo.dev/api/evidence/082bbfc1d3076e5ebe8b17fc4719cf76cc19e065197b9d1ccaf55955bcca79e0","output_sha256":"sha256:134bf03aa73354fcde686b3f304a4a180d29699e26ffe1d89272d00ebd331af2","receipt_uuid":"87b77550-14d9-4e0a-aa55-d599a6567ce5","schema_version":"zambo-receipt-anchor/1"}
Anchor status "failed": Publication was not confirmed by any configured relay target.
Check this hash yourself
Open the verification endpoint. The server recomputes the SHA-256 from the stored bytes and answers verified:true. If it does not say verified, do not trust this page.
See the Nostr anchor event on a public viewer. The fingerprint is timestamped outside Zambo too.
Embed this receipt
Markdown
[](https://zambo.dev/run/87b77550-14d9-4e0a-aa55-d599a6567ce5)
HTML
<a href="https://zambo.dev/run/87b77550-14d9-4e0a-aa55-d599a6567ce5"><img src="https://zambo.dev/api/receipt/87b77550-14d9-4e0a-aa55-d599a6567ce5/badge.svg" alt="Verifiable Zambo receipt"></a>
Recent verifiable receipts
37,737 verifiable receipts minted
Run your own calls. Free, 20 calls per tool per day, no account.