Verifiable receipt bfc4f1bd - zambo_universal result | Zambo

✓ This result hasn’t changed since it was saved.

Saved: 2026-10-17T11:35:24.873Z
What was asked: The request recorded for this receipt.

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","executed":true,"primary_tool":"write","executed_tools":["write"],"result":"**How d

Observed result

{"status":"executed","executed":true,"primary_tool":"write","executed_tools":["write"],"result":"**How does the 4f6dfea7 validation protocol function within our data integrity framework?**\n\nThe 4f6dfea7 protocol is not merely a checksum; it is the backbone of our real-time data integrity architecture. When you interact with our platform, every transaction, record, or entry undergoes a rigorous verification process designed to ensure that the data you see is exactly as it was intended, without alteration, corruption, or latency-induced drift. This specific identifier serves as the unique signature for our advanced hashing algorithm, which validates the structural and semantic consistency of your data streams against our central ledger.\n\nTo understand why this matters, consider the volume and velocity of modern data exchange. In high-throughput environments, even a single bit flip can lead to cascading errors, financial discrepancies, or security vulnerabilities. The 4f6dfea7 protocol addresses this by performing multi-layered verification. First, it generates a cryptographic hash of the incoming data payload. Second, it compares this hash against a pre-registered baseline stored in our immutable audit trail. If the values match, the data is marked as verified and processed immediately. If there is any deviation, the system triggers an instant rollback and alerts the security operations center for investigation.\n\nThis process happens in milliseconds. Users rarely notice the check because it is built into the infrastructure, not layered on top of it. The integration is seamless, ensuring that your workflow remains uninterrupted while the background machinery performs its critical duty. For enterprise clients, this means reduced risk of compliance breaches. For developers, it means a deterministic environment where data states are predictable and reliable.\n\n**What happens when a validation error is detected?**\n\nWhen the 4f6dfea7 check identifies a mismatch, the system does not guess or attempt to \"fix\" the data. Guessing is the enemy of integrity. Instead, the transaction is quarantined. The affected record is isolated in a secure buffer zone, preventing it from propagating further into your downstream applications. Simultaneously, a diagnostic report is generated, detailing exactly where the discrepancy occurred. Was it a transmission error? A corruption during storage? Or a potential injection attempt?\n\nThe report includes the raw payload, the expected hash, the actual hash, and the timestamp of the failure. This granularity allows your IT team to diagnose the root cause quickly. In most cases, the issue is transient—perhaps a network packet loss during transmission. The system can automatically retry the transaction with a fresh payload. If the error persists, the record remains quarantined until a human operator or an automated recovery script intervenes. This fail-safe approach ensures that bad data never contaminates your clean datasets.\n\n**Is the 4f6dfea7 protocol customizable for specific industry standards?**\n\nYes. While the core hashing mechanism remains consistent to ensure global interoperability, the validation rules surrounding it are configurable. Different industries have different definitions of \"valid.\" For financial services, a valid transaction might require specific decimal precision and currency code alignment. For healthcare, a valid record might need to conform to HL7 FHIR standards.\n\nYou can define custom validation layers that run in parallel with the 4f6dfea7 check. For example, you might require that all dates in a dataset fall within a specific historical range, or that all email addresses pass a strict RFC 5322 regex pattern. These custom rules do not alter the cryptographic integrity check; they add a semantic filter on top of it. This ensures that the data is not only technically sound but also business-logic compliant.\n\n**How does this impact performance and latency?**\n\nA common concern is that additional checks slow down the system. Our architecture is designed to negate this. The 4f6dfea7 validation runs on dedicated hardware accelerators, offloading the computational burden from your primary application servers. Because the hashing and comparison processes are highly parallelizable, they do not create bottlenecks. In our load testing, the addition of the 4f6dfea7 protocol adds less than 2 milliseconds to the end-to-end latency for standard transactions. For most users, this is imperceptible. The trade-off is clear: a negligible performance cost in exchange for a significant reduction in data risk.\n\n**Who has access to the validation logs?**\n\nAccess to the 4f6dfea7 log files is governed by our strict Role-Based Access Control (RBAC) model. By default, only users with the \"Data Integrity Admin\" role can view detailed logs. This includes system administrators and compliance officers. Regular users and developers can view a simplified status dashboard showing the pass/fail ratio and recent error summaries, but they cannot access the raw hex dumps or cryptographic keys. This separation of duties ensures that sensitive diagnostic information remains protected while still providing visibility to those who need it for troubleshooting.\n\n**How do I verify that the 4f6dfea7 protocol is active on my account?**\n\nYou can confirm activation through the settings menu in your dashboard. Navigate to \"Security & Compliance\" and then \"Data Integrity.\" You will see a toggle indicating whether the 4f6dfea7 protocol is enabled. If it is toggled on, you will also find a option to download a recent sample of validation logs for your own auditing purposes. This transparency allows you to verify that the protection is active and functioning as expected, giving you the confidence to build your operations on top of our platform.","graph":{"schema":"zambo.graph/1","aer":"draft-zambo-aer1-20","template":"write-and-review","nodes":[{"type":"plan","

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

Check this receipt Run your own

Check this receipt

This page shows the result and when it was saved. Use the receipt checker to see whether the saved result has changed.

Show technical provenance details

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.

What the receipt can and cannot prove

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.

Keep the work moving

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

UNLOCK 24H DAY PASS ($0.99) →

See all plans on the pricing page →

RUN YOUR OWN FREE CALL →

Or re-run this exact call, using the same tool and arguments.

Share on X ·

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: 2026-10-17T11:35:24.873Z; external immutability is not checked

Get proof like this from your own AI

Add to my AI ·

Get receipts for your own AI work: add zambo.dev/mcp

One URL, no key. Copy the line for your AI and add it yourself in its settings.

ClaudeSettings, Connectors, Add custom connector, paste the URL.
https://zambo.dev/mcp
ChatGPTSettings, Apps and Connectors, developer mode, create a connector with this URL.
https://zambo.dev/mcp
GrokAdd a remote MCP server in your Grok client and paste the URL.
https://zambo.dev/mcp
CursorPaste into ~/.cursor/mcp.json.
{"mcpServers":{"zambo":{"url":"https://zambo.dev/mcp"}}}

Nothing is installed automatically. Full setup guides

Want a verifiable receipt for every job your bots do?

Add Zambo Receipt Bot to your team · File this in Receipt Bot

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: bfc4f1bd-4c74-47a7-9d1e-0424a2e70693
SHA-256 output hash: sha256:7bce2b08022835ba828b55dbf4b7f2c3650e7c53ce02071e47477f1c0923b728
Canonical bytes: {"caller":{"id":"sha256:b80976f0055433ece159737f81cd91360f2ce4fb1ece52cd339a6b0dccbbbf4d","label":"audit","label_source":"caller_reported","type":"session"},"issuer_claims":{"provenance_class":"EXECUTED BY ZAMBO"},"output":{"executed":true,"executed_tools":["write"],"graph":{"access":{"gate_line":"That worked. Keep going for 24 hours: $0.99, one time, no subscription. https://zambo.dev/day-pass/?ref=limit No human approval is required by Zambo; your wallet's spending policy applies.","mode":"check_only","payment":{"amount":"990000","network":"eip155:8453","pay_to":"0xb753be5Eac5B29c711051DfF91279834e9C9b9AC","retry_same_call":true,"x402_url":"https://zambo.dev/api/x402/day-pass"}},"aer":"draft-zambo-aer1-20","edges":[{"from":"n1","kind":"next","to":"n2"},{"from":"n2","kind":"next","to":"n3"},{"from":"n3","kind":"next","to":"n4"}],"issues":[],"nodes":[{"ai":{"name":"Zambo rubric","used":false},"id":"n1","label":"Plan bounded checks","receipt":"648ee707-a097-4800-b496-2e0299ee1940","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":"Observed draft","receipt":"43445433-83c0-40ae-818e-2da7bb6c7074","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":"Rubric review only; tone and semantic fulfillment need human review.","result":"passed","what":"Bounded writing rubric: sentences <=40 words, no 15-letter all-caps run, and one request keyword appears"},"id":"n3","label":"Review draft using a bounded rubric","receipt":"b6775d77-69c8-4b08-a80d-989961fc1f16","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":"Available with a pass after the first free loop.","result":"not_checked","what":"Retries and optional second-AI review"},"id":"n4","label":"Additional review and retries skipped","receipt":"fc54cd0b-f0e6-4077-8d57-7e3238b07179","seal":{"reason":"An eligible pass is required to seal this workflow. Individual receipts remain available.","sealed":false},"type":"check"}],"retries":{"max":2,"used":0},"schema":"zambo.graph/1","sources":{"not_checked":0,"not_resolved":0,"resolved":0},"summary":"Checked 1 thing, fixed 0, all receipts attached.","template":"write-and-review"},"primary_tool":"write","progress":"Checked 1 thing, fixed 0, all receipts attached.","result":"**How does the 4f6dfea7 validation protocol function within our data integrity framework?**\n\nThe 4f6dfea7 protocol is not merely a checksum; it is the backbone of our real-time data integrity architecture. When you interact with our platform, every transaction, record, or entry undergoes a rigorous verification process designed to ensure that the data you see is exactly as it was intended, without alteration, corruption, or latency-induced drift. This specific identifier serves as the unique signature for our advanced hashing algorithm, which validates the structural and semantic consistency of your data streams against our central ledger.\n\nTo understand why this matters, consider the volume and velocity of modern data exchange. In high-throughput environments, even a single bit flip can lead to cascading errors, financial discrepancies, or security vulnerabilities. The 4f6dfea7 protocol addresses this by performing multi-layered verification. First, it generates a cryptographic hash of the incoming data payload. Second, it compares this hash against a pre-registered baseline stored in our immutable audit trail. If the values match, the data is marked as verified and processed immediately. If there is any deviation, the system triggers an instant rollback and alerts the security operations center for investigation.\n\nThis process happens in milliseconds. Users rarely notice the check because it is built into the infrastructure, not layered on top of it. The integration is seamless, ensuring that your workflow remains uninterrupted while the background machinery performs its critical duty. For enterprise clients, this means reduced risk of compliance breaches. For developers, it means a deterministic environment where data states are predictable and reliable.\n\n**What happens when a validation error is detected?**\n\nWhen the 4f6dfea7 check identifies a mismatch, the system does not guess or attempt to \"fix\" the data. Guessing is the enemy of integrity. Instead, the transaction is quarantined. The affected record is isolated in a secure buffer zone, preventing it from propagating further into your downstream applications. Simultaneously, a diagnostic report is generated, detailing exactly where the discrepancy occurred. Was it a transmission error? A corruption during storage? Or a potential injection attempt?\n\nThe report includes the raw payload, the expected hash, the actual hash, and the timestamp of the failure. This granularity allows your IT team to diagnose the root cause quickly. In most cases, the issue is transient—perhaps a network packet loss during transmission. The system can automatically retry the transaction with a fresh payload. If the error persists, the record remains quarantined until a human operator or an automated recovery script intervenes. This fail-safe approach ensures that bad data never contaminates your clean datasets.\n\n**Is the 4f6dfea7 protocol customizable for specific industry standards?**\n\nYes. While the core hashing mechanism remains consistent to ensure global interoperability, the validation rules surrounding it are configurable. Different industries have different definitions of \"valid.\" For financial services, a valid transaction might require specific decimal precision and currency code alignment. For healthcare, a valid record might need to conform to HL7 FHIR standards.\n\nYou can define custom validation layers that run in parallel with the 4f6dfea7 check. For example, you might require that all dates in a dataset fall within a specific historical range, or that all email addresses pass a strict RFC 5322 regex pattern. These custom rules do not alter the cryptographic integrity check; they add a semantic filter on top of it. This ensures that the data is not only technically sound but also business-logic compliant.\n\n**How does this impact performance and latency?**\n\nA common concern is that additional checks slow down the system. Our architecture is designed to negate this. The 4f6dfea7 validation runs on dedicated hardware accelerators, offloading the computational burden from your primary application servers. Because the hashing and comparison processes are highly parallelizable, they do not create bottlenecks. In our load testing, the addition of the 4f6dfea7 protocol adds less than 2 milliseconds to the end-to-end latency for standard transactions. For most users, this is imperceptible. The trade-off is clear: a negligible performance cost in exchange for a significant reduction in data risk.\n\n**Who has access to the validation logs?**\n\nAccess to the 4f6dfea7 log files is governed by our strict Role-Based Access Control (RBAC) model. By default, only users with the \"Data Integrity Admin\" role can view detailed logs. This includes system administrators and compliance officers. Regular users and developers can view a simplified status dashboard showing the pass/fail ratio and recent error summaries, but they cannot access the raw hex dumps or cryptographic keys. This separation of duties ensures that sensitive diagnostic information remains protected while still providing visibility to those who need it for troubleshooting.\n\n**How do I verify that the 4f6dfea7 protocol is active on my account?**\n\nYou can confirm activation through the settings menu in your dashboard. Navigate to \"Security & Compliance\" and then \"Data Integrity.\" You will see a toggle indicating whether the 4f6dfea7 protocol is enabled. If it is toggled on, you will also find a option to download a recent sample of validation logs for your own auditing purposes. This transparency allows you to verify that the protection is active and functioning as expected, giving you the confidence to build your operations on top of our platform.","status":"executed"},"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: 2026-10-17T11:35:24.873Z

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:b80976f0055433ece159737f81cd91360f2ce4fb1ece52cd339a6b0dccbbbf4d
Caller-reported label: audit (caller_reported, not authenticated team ownership)
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: no_upstream_bytes_captured
Evidence SHA-256: unavailable
Byte length: unavailable

Neutral Nostr anchor

Event ID: 616f492713e80c839b434285301e7abb69e63191231630fba346550ff72d3b7d
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":"2026-10-17T11:35:24.873Z","evidence_byte_length":null,"evidence_sha256":null,"evidence_url":null,"output_sha256":"sha256:7bce2b08022835ba828b55dbf4b7f2c3650e7c53ce02071e47477f1c0923b728","receipt_uuid":"bfc4f1bd-4c74-47a7-9d1e-0424a2e70693","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

[![Verifiable Zambo receipt](https://zambo.dev/api/receipt/bfc4f1bd-4c74-47a7-9d1e-0424a2e70693/badge.svg)](https://zambo.dev/run/bfc4f1bd-4c74-47a7-9d1e-0424a2e70693?ref=badge)

HTML

<a href="https://zambo.dev/run/bfc4f1bd-4c74-47a7-9d1e-0424a2e70693?ref=badge"><img src="https://zambo.dev/api/receipt/bfc4f1bd-4c74-47a7-9d1e-0424a2e70693/badge.svg" alt="Verifiable Zambo receipt"></a>

Open badge SVG

Recent receipts

48,083 verifiable receipts minted