Verifiable receipt 47fd5442 — zambo_universal result | Zambo

Verifiable receipt for a zambo_universal call on Zambo: {"status":"executed","primary_tool":"live_price","executed":true,"executed_tools":["live_price"],"result

What is this?

An AI agent did real work through Zambo, and this page is the proof. The SHA-256 hash below is a fingerprint of exactly what the agent produced — change one character of the output and the fingerprint changes. The timestamp shows when it ran. The Nostr anchor posts that fingerprint to public relays, so the record exists outside Zambo too — anyone can look it up by the event ID below. You don't have to take the agent's word for it. 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.

Observed result

{"status":"executed","primary_tool":"live_price","executed":true,"executed_tools":["live_price"],"result":"DOGE · $0.09621 USD\n▲ 0.00% (24h) · Market cap: unavailable\n\nLive price via Coinbase · Mon, 21 Sep 2026 16:44:29 GMT","verify":{"status":"complete","message":"DOGE-USD price and source were returned by the live price provider."}}

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.

UNLOCK 24H DAY PASS ($1.49) → ZAMBO PASS $49 →

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Or re-run this exact call — same tool, same arguments.

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Verification checks

Proof of observed execution

Receipt ID
47fd5442-c36d-466b-b1ac-b6da82112d2c
SHA-256 output hash
sha256:76e0dbbb072ff97f5a8029f3495fd5595dd89642cd6192941d2b6f051b986bc0
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
sha256:3826cac3dc9b6d5209916e18a12b90eb8c4d5860aa9967da892445f3fcd715b5
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
sha256:6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e
Byte length
187

Fetch exact evidence bytes

Upstream provenance

This receipt is independently auditable against the named upstream source. This is not a mathematical correctness claim.

Maximum comparable-source deviation: not comparable

Neutral Nostr anchor

Event ID
7f91154e5267fae822ea9f1b87c8b01bff3c02a56fef2a279eff606accd56c41
Anchor status
partial
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":"2026-09-21T16:44:29.040Z","evidence_byte_length":187,"evidence_sha256":"sha256:6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e","evidence_url":"https://zambo.dev/api/evidence/6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e","output_sha256":"sha256:76e0dbbb072ff97f5a8029f3495fd5595dd89642cd6192941d2b6f051b986bc0","receipt_uuid":"47fd5442-c36d-466b-b1ac-b6da82112d2c","schema_version":"zambo-receipt-anchor/1"}

Anchor status "partial": Published to some configured relay targets; publication was not confirmed by every configured relay.

Check this hash yourself

Open the verification endpoint — the server recomputes the SHA-256 from the stored bytes and answers verified:true. If it doesn't say verified, don't trust this page. See the Nostr anchor event on a public viewer — the fingerprint is timestamped outside Zambo too.

Embed this receipt

Markdown

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HTML

<a href="https://zambo.dev/run/47fd5442-c36d-466b-b1ac-b6da82112d2c"><img src="https://zambo.dev/api/receipt/47fd5442-c36d-466b-b1ac-b6da82112d2c/badge.svg" alt="Verifiable Zambo receipt"></a>

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