Verifiable receipt 63ee5d1b - live_price result | Zambo

Verifiable receipt for a live_price call on Zambo: ETH · $2,700.81 USD ▲ 0.65% (24h) · Market cap: $329.81B Live price via CoinGecko · Sun, 04 Oct 2026 11:03:18

Observed result

ETH · $2,700.81 USD
▲ 0.65% (24h) · Market cap: $329.81B

Live price via CoinGecko · Sun, 04 Oct 2026 11:03:18 GMT

Provenance for every timeline entry

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.

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

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Verification checks

Proof of observed execution

EXECUTED BY ZAMBO

Receipt ID
63ee5d1b-de50-4621-affb-4acde19e63ce
SHA-256 output hash
sha256:33f387d46efe34547542a532094b8c8a6e1f610e2530177e44e9a90dd20fac5b
Canonical bytes
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
Timestamp

Bound call context

Receipt schema
0.3
Tool name
live_price
Tool version
4.0.0
Permission scope
public
Caller type
anonymous
Caller ID
sha256:f93b9684cd7be3dd270d99dabafcf916ed6876ac8f1417da2e93248a71e66ae8
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
captured
Evidence SHA-256
sha256:786044104680dc12e7629a66eb2c74beb896cbcff98a7bac05c940ffaad83fe0
Byte length
97

Fetch exact evidence bytes

Upstream provenance

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

Neutral Nostr anchor

Event ID
e000009240b31a269656ae80efd54701af4d14a055660891344615086af1d7f3
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":"2026-10-04T11:03:18.614Z","evidence_byte_length":97,"evidence_sha256":"sha256:786044104680dc12e7629a66eb2c74beb896cbcff98a7bac05c940ffaad83fe0","evidence_url":"https://zambo.dev/api/evidence/786044104680dc12e7629a66eb2c74beb896cbcff98a7bac05c940ffaad83fe0","output_sha256":"sha256:33f387d46efe34547542a532094b8c8a6e1f610e2530177e44e9a90dd20fac5b","receipt_uuid":"63ee5d1b-de50-4621-affb-4acde19e63ce","schema_version":"zambo-receipt-anchor/1"}

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

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

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