Verifiable receipt 435999d5 - zambo_universal result | Zambo

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Zambo is the verifiable work layer for AI.

Zambo is the verifiable work layer for AI. Verifiable receipt for a zambo_universal call on Zambo: {"status":"executed","result_status":"verified","primary_tool":"zambo_universal","requested_need":"Hello

Observed result

{"status":"executed","result_status":"verified","primary_tool":"zambo_universal","requested_need":"Hello, what can you do?","demo":true,"planned_tools":["live_price","qr_generate","market_pulse"],"executed_tools":["live_price","qr_generate","market_pulse"],"executed":true,"steps":[{"tool":"live_price","started_at":"2026-10-17T03:30:03.278Z","completed_at":"2026-10-17T03:30:03.360Z","status":"completed","result_status":"observed"},{"tool":"qr_generate","started_at":"2026-10-17T03:30:03.360Z","completed_at":"2026-10-17T03:30:03.360Z","status":"completed","result_status":"observed"},{"tool":"market_pulse","started_at":"2026-10-17T03:30:03.360Z","completed_at":"2026-10-17T03:30:08.810Z","status":"completed","result_status":"observed"}],"execution_trail":[{"tool":"live_price","started_at":"2026-10-17T03:30:03.278Z","completed_at":"2026-10-17T03:30:03.360Z","status":"completed","result_status":"observed"},{"tool":"qr_generate","started_at":"2026-10-17T03:30:03.360Z","completed_at":"2026-10-17T03:30:03.360Z","status":"completed","result_status":"observed"},{"tool":"market_pulse","started_at":"2026-10-17T03:30:03.360Z","completed_at":"2026-10-17T03:30:08.810Z","status":"completed","result_status":"observed"}],"results":{"live_price":"BTC · $81,499.00 USD\n▼ 0.61% (24h) · Market cap: $1638.04B\n\nLive price via CoinGecko · Sat, 17 Oct 2026 03:30:03 GMT","qr_generate":{"qr_url":"https://api.qrserver.com/v1/create-qr-code/?data=https%3A%2F%2Fzambo.dev%2Fapi%2Fmcp&size=400x400&format=png&margin=10","markdown":"![QR Code](https://api.qrserver.com/v1/create-qr-code/?data=https%3A%2F%2Fzambo.dev%2Fapi%2Fmcp&size=400x400&format=png&margin=10)","data":"https://zambo.dev/api/mcp","size":"400×400px","note":"Direct QR code image URL — renders inline in Claude, any markdown viewer, or browser. Right-click to save or share.","tip":"Works for URLs, text, phone numbers (tel:+1...), email (mailto:...), WiFi (WIFI:S:name;T:WPA;P:password;;), vCards, anything."},"market_pulse":{"snapshot_time":"2026-10-17T03:30:08.808Z","headline":"Live crypto data fetched — synthesis unavailable, raw signals below","market_temperature":{"ai":"warm","defi":"warm","solana":"warm"},"overall_sentiment":"NEUTRAL","market_cap_total":"—","market_cap_change_24h":"—","trending":[{"symbol":"DACITY","name":"Dacity Coin","chain":"multi","change_24h":"+29.9%","change_raw":29.890839071242,"volume_24h":"$19,685,298","buy_sell_ratio":null,"signal":"WATCH 🟡","confidence":79.890839071242,"why_now":"Trending on CoinGecko · +29.9% 24h"},{"symbol":"QTC","name":"Quantus","chain":"multi","change_24h":"+4.1%","change_raw":4.140881751570878,"volume_24h":"$5,819,513","buy_sell_ratio":null,"signal":"CAUTION 🔴","confidence":54.14088175157088,"why_now":"Trending on CoinGecko · +4.1% 24h"}],"market_insight":"Total crypto market cap: — (— 24h). BTC dominance: —.","contrarian_take":"Volume tells more than price — check buy/sell ratios before chasing green candles.","next_catalyst":"Watch BTC dominance — rotation into alts typically follows BTC consolidation above key levels.","zambo_plays":[],"raw_gainers":[],"cg_trending":[{"symbol":"DACITY","name":"Dacity Coin","rank":717,"change_24h":"+29.9%","change_raw":29.890839071242,"market_cap":"$26,187,052","volume_24h":"$19,685,298","score":0,"coingecko_url":"https://www.coingecko.com/en/coins/dacity-coin"},{"symbol":"QTC","name":"Quantus","rank":616,"change_24h":"+4.1%","change_raw":4.140881751570878,"market_cap":"$33,190,498","volume_24h":"$5,819,513","score":1,"coingecko_url":"https://www.coingecko.com/en/coins/quantus"},{"symbol":"HYPE","name":"Hyperliquid","rank":11,"change_24h":"-1.5%","change_raw":-1.5083874049286359,"market_cap":"$17,780,366,983","volume_24h":"$644,711,392","score":2,"coingecko_url":"https://www.coingecko.com/en/coins/hyperliquid"},{"symbol":"NEAR","name":"NEAR Protocol","rank":19,"change_24h":"-3.6%","change_raw":-3.630752975572761,"market_cap":"$6,636,942,807","volume_24h":"$1,036,908,841","score":3,"coingecko_url":"https://www.coingecko.com/en/coins/near"},{"symbol":"LIT","name":"Lighter","rank":89,"change_24h":"+3.8%","change_raw":3.7658092877029765,"market_cap":"$801,393,730","volume_24h":"$75,723,664","score":4,"coingecko_url":"https://www.coingecko.com/en/coins/lighter"}],"global_market":{},"powered_by":"Zambo Market Intelligence · DexScreener + CoinGecko + Groq · zambo.dev","upgrade":"Zambo Pass $29/mo — unlimited pulse + 152 MCP tools · zambo.dev/#zambo-pass","cache_valid_minutes":5}},"verify":{"status":"complete","message":"Every read-only step returned an observed result. The receipt records the complete server-side execution trail."},"graph":{"schema":"zambo.graph/1","aer":"draft-zambo-aer1-20","template":"research-with-sources","nodes":[{"type":"plan","label":"Plan bounded checks","ai":{"used":false,"name":"Zambo rubric"},"id":"n1","receipt":"c3834da4-0c9b-4ec0-abcc-20b8b392fbe4","seal":{"sealed":false,"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available."}},{"type":"do","label":"live_price","ai":{"used":false,"name":"Not reported"},"id":"n2","receipt":"1b484d20-7097-48f7-9620-0935f7e9a3c2","seal":{"sealed":false,"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available."}},{"type":"do","label":"qr_generate","ai":{"used":false,"name":"Not reported"},"id":"n3","receipt":"31c3ed5b-29fc-4e3f-b128-79770648aba7","seal":{"sealed":false,"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available."}},{"type":"do","label":"market_pulse","ai":{"used":false,"name":"Not reported"},"id":"n4","receipt":"fa28f02f-d983-4974-9906-1b41f3bb0b1a","seal":{"sealed":false,"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available."}},{"type":"check","label":"Check source reachability","ai":{"used":false,"name":"Zambo rubric"},"check":{"what":"Source URLs resolve; reachability only, not support for a claim","result":"failed_fixed","reason

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

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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.

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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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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: 2026-10-17T03:30:19.561Z; external immutability is not checked

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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
435999d5-b9e8-4409-8374-b052698f06ea
SHA-256 output hash
sha256:0a65e6f0cc60b6cb9d81474f499af60cc432de27bc2217f4ac542104dd9c88a6
Canonical bytes
{"caller":{"id":"sha256:3f7ad8f34f2a97b17c268ec80ef4456f1f8516c6f2e83e3df1944c0f7a358812","type":"session"},"issuer_claims":{"provenance_class":"EXECUTED BY ZAMBO"},"output":{"demo":true,"executed":true,"executed_tools":["live_price","qr_generate","market_pulse"],"execution_trail":[{"completed_at":"2026-10-17T03:30:03.360Z","result_status":"observed","started_at":"2026-10-17T03:30:03.278Z","status":"completed","tool":"live_price"},{"completed_at":"2026-10-17T03:30:03.360Z","result_status":"observed","started_at":"2026-10-17T03:30:03.360Z","status":"completed","tool":"qr_generate"},{"completed_at":"2026-10-17T03:30:08.810Z","result_status":"observed","started_at":"2026-10-17T03:30:03.360Z","status":"completed","tool":"market_pulse"}],"graph":{"access":{"mode":"first_free"},"aer":"draft-zambo-aer1-20","edges":[{"from":"n1","kind":"next","to":"n2"},{"from":"n2","kind":"next","to":"n3"},{"from":"n3","kind":"next","to":"n4"},{"from":"n4","kind":"next","to":"n5"},{"from":"n5","kind":"retry","to":"n6"},{"from":"n6","kind":"next","to":"n7"},{"from":"n7","kind":"next","to":"n8"},{"from":"n8","kind":"retry","to":"n9"},{"from":"n9","kind":"next","to":"n10"},{"from":"n10","kind":"next","to":"n11"},{"from":"n11","kind":"next","to":"n12"},{"from":"n12","kind":"next","to":"n13"}],"issues":["Could not fix: Bounded citation rubric: each supplied statement has an inline URL or citation marker - Citation markers do not establish that a source supports a statement.","Could not fix: Bounded number rubric: each supplied numeric statement has a citation marker - This checks attribution presence, not whether a number matches its source."],"nodes":[{"ai":{"name":"Zambo rubric","used":false},"id":"n1","label":"Plan bounded checks","receipt":"c3834da4-0c9b-4ec0-abcc-20b8b392fbe4","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"plan"},{"ai":{"name":"Not reported","used":false},"id":"n2","label":"live_price","receipt":"1b484d20-7097-48f7-9620-0935f7e9a3c2","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"do"},{"ai":{"name":"Not reported","used":false},"id":"n3","label":"qr_generate","receipt":"31c3ed5b-29fc-4e3f-b128-79770648aba7","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"do"},{"ai":{"name":"Not reported","used":false},"id":"n4","label":"market_pulse","receipt":"fa28f02f-d983-4974-9906-1b41f3bb0b1a","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"do"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"A source did not resolve; the sender must replace it.","result":"failed_fixed","what":"Source URLs resolve; reachability only, not support for a claim"},"id":"n5","label":"Check source reachability","receipt":"e2c1daf0-93a2-4995-8534-2e0f8d2fbcd1","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"No unsupported content repair was attempted; retry the stated bounded check.","result":"not_checked","what":"Check source reachability"},"id":"n6","label":"Retry 1: Check source reachability","receipt":"27931893-70f5-49ae-b360-776fb2793d5b","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"fix"},{"ai":{"name":"Zambo rubric","used":false},"check":{"result":"passed","what":"Source URLs resolve; reachability only, not support for a claim"},"id":"n7","label":"Check source reachability (retry 1)","receipt":"1c09b9ed-374d-4933-9a7d-d24af1c399f0","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"Citation markers do not establish that a source supports a statement.","result":"failed_unfixed","what":"Bounded citation rubric: each supplied statement has an inline URL or citation marker"},"id":"n8","label":"Check citation markers","receipt":"d22908f2-e572-451a-8d37-f667b362637a","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"No unsupported content repair was attempted; retry the stated bounded check.","result":"not_checked","what":"Check citation markers"},"id":"n9","label":"Retry 2: Check citation markers","receipt":"ec095646-8f15-409b-83a9-38cdc4e4551f","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"fix"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"Citation markers do not establish that a source supports a statement.","result":"failed_unfixed","what":"Bounded citation rubric: each supplied statement has an inline URL or citation marker"},"id":"n10","label":"Check citation markers (retry 2)","receipt":"feaacce2-1d83-49d2-928a-5df7bb9666f9","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"},{"ai":{"name":"Zambo rubric","used":false},"check":{"reason":"This checks attribution presence, not whether a number matches its source.","result":"failed_unfixed","what":"Bounded number rubric: each supplied numeric statement has a citation marker"},"id":"n11","label":"Check numbers have citations","receipt":"2968b82b-9912-4be8-9325-2ee7f7f032c1","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"},{"ai":{"name":"Zambo rubric","used":false},"id":"n12","label":"Collect observed receipts","receipt":"46e22e0c-3493-4dfd-bd20-ed9bff647df9","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"prove"},{"ai":{"name":"Zambo rubric","used":false},"id":"n13","label":"Prepare proof for handover","receipt":"b84c105c-a9f6-491f-b7e4-bcde07839471","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"handover"}],"retries":{"max":2,"used":2},"schema":"zambo.graph/1","sources":{"not_checked":0,"not_resolved":0,"resolved":7},"summary":"Checked 3 things, fixed 1, 2 could not be fixed (marked), all receipts attached.","template":"research-with-sources","workflow_id":"ecb50fc3-e8ec-4797-964a-388f6fc7368d"},"planned_tools":["live_price","qr_generate","market_pulse"],"primary_tool":"zambo_universal","progress":"Checked 3 things, fixed 1, 2 could not be fixed (marked), all receipts attached.","requested_need":"Hello, what can you do?","result_status":"verified","results":{"live_price":"BTC · $81,499.00 USD\n▼ 0.61% (24h) · Market cap: $1638.04B\n\nLive price via CoinGecko · Sat, 17 Oct 2026 03:30:03 GMT","market_pulse":{"cache_valid_minutes":5,"cg_trending":[{"change_24h":"+29.9%","change_raw":29.890839071242,"coingecko_url":"https://www.coingecko.com/en/coins/dacity-coin","market_cap":"$26,187,052","name":"Dacity Coin","rank":717,"score":0,"symbol":"DACITY","volume_24h":"$19,685,298"},{"change_24h":"+4.1%","change_raw":4.140881751570878,"coingecko_url":"https://www.coingecko.com/en/coins/quantus","market_cap":"$33,190,498","name":"Quantus","rank":616,"score":1,"symbol":"QTC","volume_24h":"$5,819,513"},{"change_24h":"-1.5%","change_raw":-1.5083874049286359,"coingecko_url":"https://www.coingecko.com/en/coins/hyperliquid","market_cap":"$17,780,366,983","name":"Hyperliquid","rank":11,"score":2,"symbol":"HYPE","volume_24h":"$644,711,392"},{"change_24h":"-3.6%","change_raw":-3.630752975572761,"coingecko_url":"https://www.coingecko.com/en/coins/near","market_cap":"$6,636,942,807","name":"NEAR Protocol","rank":19,"score":3,"symbol":"NEAR","volume_24h":"$1,036,908,841"},{"change_24h":"+3.8%","change_raw":3.7658092877029765,"coingecko_url":"https://www.coingecko.com/en/coins/lighter","market_cap":"$801,393,730","name":"Lighter","rank":89,"score":4,"symbol":"LIT","volume_24h":"$75,723,664"}],"contrarian_take":"Volume tells more than price — check buy/sell ratios before chasing green candles.","global_market":{},"headline":"Live crypto data fetched — synthesis unavailable, raw signals below","market_cap_change_24h":"—","market_cap_total":"—","market_insight":"Total crypto market cap: — (— 24h). BTC dominance: —.","market_temperature":{"ai":"warm","defi":"warm","solana":"warm"},"next_catalyst":"Watch BTC dominance — rotation into alts typically follows BTC consolidation above key levels.","overall_sentiment":"NEUTRAL","powered_by":"Zambo Market Intelligence · DexScreener + CoinGecko + Groq · zambo.dev","raw_gainers":[],"snapshot_time":"2026-10-17T03:30:08.808Z","trending":[{"buy_sell_ratio":null,"chain":"multi","change_24h":"+29.9%","change_raw":29.890839071242,"confidence":79.890839071242,"name":"Dacity Coin","signal":"WATCH 🟡","symbol":"DACITY","volume_24h":"$19,685,298","why_now":"Trending on CoinGecko · +29.9% 24h"},{"buy_sell_ratio":null,"chain":"multi","change_24h":"+4.1%","change_raw":4.140881751570878,"confidence":54.14088175157088,"name":"Quantus","signal":"CAUTION 🔴","symbol":"QTC","volume_24h":"$5,819,513","why_now":"Trending on CoinGecko · +4.1% 24h"}],"upgrade":"Zambo Pass $29/mo — unlimited pulse + 152 MCP tools · zambo.dev/#zambo-pass","zambo_plays":[]},"qr_generate":{"data":"https://zambo.dev/api/mcp","markdown":"![QR Code](https://api.qrserver.com/v1/create-qr-code/?data=https%3A%2F%2Fzambo.dev%2Fapi%2Fmcp&size=400x400&format=png&margin=10)","note":"Direct QR code image URL — renders inline in Claude, any markdown viewer, or browser. Right-click to save or share.","qr_url":"https://api.qrserver.com/v1/create-qr-code/?data=https%3A%2F%2Fzambo.dev%2Fapi%2Fmcp&size=400x400&format=png&margin=10","size":"400×400px","tip":"Works for URLs, text, phone numbers (tel:+1...), email (mailto:...), WiFi (WIFI:S:name;T:WPA;P:password;;), vCards, anything."}},"status":"executed","steps":[{"completed_at":"2026-10-17T03:30:03.360Z","result_status":"observed","started_at":"2026-10-17T03:30:03.278Z","status":"completed","tool":"live_price"},{"completed_at":"2026-10-17T03:30:03.360Z","result_status":"observed","started_at":"2026-10-17T03:30:03.360Z","status":"completed","tool":"qr_generate"},{"completed_at":"2026-10-17T03:30:08.810Z","result_status":"observed","started_at":"2026-10-17T03:30:03.360Z","status":"completed","tool":"market_pulse"}],"verify":{"message":"Every read-only step returned an observed result. The receipt records the complete server-side execution trail.","status":"complete"}},"receipt_schema_version":"0.4","side_effects":{"declaration_hash":"sha256:dfb4412aa429d3ac637a05668c435bcc90a251363fcdd49f7b85ae4ab55b5bc9","declared":["state_write"],"schema_version":"zambo-side-effects/1"},"tool":{"name":"zambo_universal","scope":"public","version":"4.0.0"}}
Timestamp

Bound call context

Receipt schema
0.4
Tool name
zambo_universal
Tool version
4.0.0
Permission scope
public
Caller type
session
Caller ID
sha256:3f7ad8f34f2a97b17c268ec80ef4456f1f8516c6f2e83e3df1944c0f7a358812
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:c1af02e746791d540c33385badc28bde18e22c66d934b8f9cf23b927ec71cf86
Byte length
96

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: · raw response hash: sha256:c1af02e746791d540c33385badc28bde18e22c66d934b8f9cf23b927ec71cf86

Neutral Nostr anchor

Event ID
23ccea86125d763ef8e176a7d0f2f976b0941f0b467e41208a2eee80153e8fa0
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":"2026-10-17T03:30:19.561Z","evidence_byte_length":96,"evidence_sha256":"sha256:c1af02e746791d540c33385badc28bde18e22c66d934b8f9cf23b927ec71cf86","evidence_url":"https://zambo.dev/api/evidence/c1af02e746791d540c33385badc28bde18e22c66d934b8f9cf23b927ec71cf86","output_sha256":"sha256:0a65e6f0cc60b6cb9d81474f499af60cc432de27bc2217f4ac542104dd9c88a6","receipt_uuid":"435999d5-b9e8-4409-8374-b052698f06ea","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

API v2 status: verified. This status summarizes the v2 commitment and provenance checks; it does not prove 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

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HTML

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