Verifiable Receipt ecd70a5b — live_price result | Zambo

Verifiable receipt for a live_price call on Zambo: {"symbol":"BTC","price_usd":81377,"display_price":"$81,377.00","change_24h":0.3801090862827896,"market_cap":"

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.

Observed result

{"symbol":"BTC","price_usd":81377,"display_price":"$81,377.00","change_24h":0.3801090862827896,"market_cap":"$1634.59B","source":"CoinGecko","fetched_at":"2026-09-19T19:11:06.450Z","provenance":{"cached":true,"age_seconds":62,"reason":"upstream_unavailable"},"message":"BTC price served from the last good provider response because the upstream is temporarily unavailable."}

$1.49 Day Pass · 24h unlimited · USDC on Base — activate with day_pass_activate.

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.

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Verification checks

Signature valid: 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: 2026-09-19T19:12:09.246Z

Proof of observed execution

Receipt ID: ecd70a5b-8a28-405d-942e-899bc8de98d1
SHA-256 output hash: sha256:0987a2777ab35b62f7fbec7eb572ab3d512e1e0e9f23adab7af703b75334eb3b
Canonical bytes: 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
Timestamp: 2026-09-19T19:12:09.246Z

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.

Source: CoinGecko · queried at: 2026-09-19T19:12:09.180Z · raw response hash: sha256:6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e

Neutral Nostr anchor

Event ID: e95d3b21e95d15e99564a1cd9b65f40c608dddc29f2a6e47b63a5239bc6f8554
Anchor status: partial
Public key: e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41

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

Schema: zambo-receipt-anchor/1

Signed envelope bytes:

{"anchored_at":"2026-09-19T19:12:09.213Z","evidence_byte_length":187,"evidence_sha256":"sha256:6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e","evidence_url":"https://zambo.dev/api/evidence/6529e19eb4c125e9bf94e997ea53c292ea8f4d6d0a8f8c25fb400947c088da2e","output_sha256":"sha256:0987a2777ab35b62f7fbec7eb572ab3d512e1e0e9f23adab7af703b75334eb3b","receipt_uuid":"ecd70a5b-8a28-405d-942e-899bc8de98d1","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

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