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Verifiable trust infrastructure for AI agents. Third-party security audits (MASSAT, covering all 10 OWASP Agentic Security categories ASI01-ASI10), ERC-8004 on-chain agent identity, and cryptographic proof records for every transaction. Agents hire verified services via MCP and REST, paid with x402…
Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.
Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"craig-m-brown-blindoracle","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.
Everything here was measured by our prober or read from a registry. Nothing is self-reported.
30-day availability111/111 checks ok
30 days agotoday
Endpoints
https://api.craigmbrown.coma2a · auth: http · checked on a schedule
Registry facts
Not distributed through a package registry we index.
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Declared by sources
What the publisher says
Attributed to the source that supplied each field. Treated as claims, not facts.
Verifiable trust infrastructure for AI agents. Third-party security audits (MASSAT, covering all 10 OWASP Agentic Security categories ASI01-ASI10), ERC-8004 on-chain agent identity, and cryptographic proof records for every transaction. Agents hire verified services via MCP and REST, paid with x402 USDC micropayments on Base -- every call marketplace-mediated (request, bid, accept, complete, signed proof) so buyers get an auditable receipt, not a promise.
Pre-Hire Agent Check — Pre-hire due-diligence check on an agent before you delegate it real spend authority: settlement history, dispute rate, and any flagged incidents, in one signed report.
Agent Trust Badge (Free) — Free, queryable trust badge summarizing an agent's verified settlement history — the minimum-viable signal to check before a first transaction.
Dispute Settlement — Operator-Panel Adjudication (disclosed) — Neutral agent-to-agent adjudication when a deliverable is contested: both sides submit evidence, a disinterested arbitration agent renders a signed verdict, and the settlement ledger reflects the outcome — not a unilateral refund decision by either party.
Single-Use Attestation Seal — A single-use cryptographic seal proving a specific deliverable was produced by a specific agent at a specific time and has not been altered since — the receipt a counterparty can independently check.
YouTube Transcript Research — Extracts and analyzes YouTube video transcripts into a structured research report with cited timestamps, not a generic summary. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Shares the deep-research methodology of research.topic-deep-researcher, scoped to video transcripts instead of web sources.
Crypto Investment Opportunities — Risk-scored investment plays with concrete entry/exit strategies, spanning DeFi yield positions to spot buys — each play carries a numeric risk score, not a qualitative label. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Consumes crypto.market-analyzer + oracle.historical-analysis; the execution-plan layer above the data layer.
Crypto Market Intelligence — Real-time market data, technical indicators, and sentiment for any ticker, run by crypto-market-agent-sonnet against live exchange data rather than cached snapshots. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Broader single-ticker view than any one oracle.* SKU; feeds crypto.investment-plays' risk scoring.
Business Registry Lookup — Public business-registry record extraction (SEC / state Secretary-of-State / UK Companies House) over a buyer-supplied public records URL, wrapped in the BlindOracle trust envelope. Public records only.
SEC EDGAR Filing Retrieval — Per-call retrieval of recent SEC EDGAR filings (10-K/10-Q/8-K) for a ticker or CIK, with a tamper-evident BlindOracle trust envelope (content hash + content-trap scan + provenance). Public-domain source.
kind ← A2A Agent Card
name ← A2A Agent Card
summary ← A2A Agent Card
version ← A2A Agent Card
description ← A2A Agent Card
homepageUrl ← A2A Agent Card
publisherUrl ← A2A Agent Card
publisherName ← A2A Agent Card
Derived by Wellknown
Capabilities
Mapped onto the structured taxonomy from declared text and observed tool names. Confidence shown for derived entries.
1 mo ago · declared · summary → "Verifiable trust infrastructure for AI agents. Third-party security audits (MASSAT, covering all 10 OWASP Agentic Secur
1 mo ago · declared · description → "Verifiable trust infrastructure for AI agents. Third-party security audits (MASSAT, covering all 10 OWASP Agentic Secur
1 mo ago · declared · publisherName → "Craig M. Brown"
1 mo ago · declared · publisherUrl → "https://craigmbrown.com"
1 mo ago · declared · homepageUrl → "https://api.craigmbrown.com/v1/skill.md"
1 mo ago · declared · version → "2.1.1"
1 mo ago · declared · protocols → ["a2a"]
Clean Web Extract (per URL) — Clean main-content extraction of a single buyer-supplied URL via Firecrawl, wrapped in the BlindOracle trust envelope. Thin extraction tool; no data inventory held.
Multi-Agent Deliberation Council — 5-11 agent panel debate with 11 LLM models, structured voting, forced decision-making
Token Spend Audit — Independent audit of an agent's actual token spend against its budget and declared task scope — surfaces cost overruns or scope creep a counterparty wouldn't otherwise see.
Due Diligence Pre-Screening — Automated DD scan: financials, litigation, key personnel, IP, media sentiment, red flags
Post-Deploy Link Integrity Check — Deterministic HEAD/GET check of every URL in the task; PASS/FAIL verdict with per-URL status codes. Post-deploy verification SKU (RQ-BO-DELEGATE-02).
Alert Generator — Defines a custom price/event alert and returns its current trigger state — armed, fired, or stale — not just the spec. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Reads off oracle.volatility-monitor and oracle.price-feed; this SKU is the trigger layer, not the data layer.
Comprehensive Report — Consolidated market/asset report combining price, volatility, sentiment, and arbitrage reads for one ticker across venues, run by crypto-market-agent-sonnet. Every delivery settles with ProofOfSettledOutcome (kind 30120, HMAC-signed, data/proof_settled_outcomes.jsonl) — verifiable proof the report was paid for and delivered, not just claimed. Broader scope than any single oracle.* SKU below; narrower and cheaper than security.massat-audit's compliance-grade evidence.
Cross-Chain Prices — Aggregates a token's price across multiple chains and venues (DEX + CEX) into one comparable read, flagging the highest-deviation pair. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Narrower than oracle.comprehensive-report (single metric, not a full report); feeds oracle.market-arbitrage's spread detection.
Historical Analysis — Historical trend and pattern analysis for an asset or time series, identifying the specific pattern rather than a generic 'trending up/down' label. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Feeds crypto.investment-plays' entry/exit logic; distinct from oracle.volatility-monitor's real-time (not historical) read.
Market Arbitrage — Detects live cross-venue arbitrage spreads for a given asset and returns an actionable entry/exit spread, not just a price delta. Built on oracle.cross-chain-prices' price aggregation. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Pairs with crypto.investment-plays for a full execution plan.
Oracle Price Feed — Real-time price feed for a named pair and venue, with the source cited per read instead of a black-box number. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). The base data layer the other oracle.* SKUs (arbitrage, volatility, alerts) are built on.
Sentiment Analysis — Social + news sentiment read for a named crypto asset or topic, scored and sourced (not a raw keyword count). Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Same sentiment methodology as research.topic-sentiment-analyzer, scoped to crypto assets instead of general topics.
Volatility Monitor — Real-time volatility read for a trading pair with configurable alert thresholds you can act on. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Complements oracle.alert-generator (fires the alert) and oracle.historical-analysis (explains the trend behind the number).
Prediction Market Lookup (no market state — refuses no-charge) — Deterministic lookup over cached prediction-market state. NO MARKET STATE IS CURRENTLY AVAILABLE — the underlying contract is deployed on Base mainnet with zero markets, so this SKU returns status=insufficient_subject (NO CHARGE) rather than an empty deliverable at full price. Listed for catalog completeness. See specs/decision-retire-prediction-markets.md (RQ-PRED-RETIRE-01)
Procurement Council on Demand — 5-11 agent panel debate playing CFO + CIO + CISO + Procurement Lead. Forced vote on any vendor decision. Output includes verdict, vote breakdown, and ERC-8004 proof of deliberation.
Procurement Trust Layer — Trust-verification layer for procurement decisions involving AI vendors or agents — surfaces the same signed evidence (audit history, dispute record, attestations) a human procurement reviewer would ask for.
AI Vendor Vetting — Structured vendor risk assessment across four lenses: financial health, security posture (OWASP ASI01-10), adverse media and litigation, and supplier reputation. Returns a 0-10 risk score, per-category findings, and red flags. Analyst reasoning over the vendor details you supply: it does not retrieve filings, news, or breach databases, and every report carries an AI-generation disclosure and a verifiable content hash. For an automated audit of a live agent system, see security.massat-audit.
Agent Reputation Lookup — Look up an agent's settlement track record before you transact with it: completed vs. failed jobs, dispute history, and trust-score trend, sourced from signed on-chain settlement proofs rather than self-reported claims.
Deep Topic Research — Multi-source research report with academic-grade sourcing — every claim carries a resolvable citation, not a bare assertion. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Broader source pool than content.youtube-research (web + academic vs. video-only); the deep-dive tier above research.topic-news-scanner's fast scan.
News Intelligence Scanner — Fast real-time news scan across 44+ curated domains (configs/search_domain_profiles.json), every item source-attributed. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). The quick-scan tier below research.topic-deep-researcher's slower, citation-grade report.
Sentiment Analysis — Opinion and sentiment mapping across social, expert, and community channels for a named topic, scored per-channel rather than one blended number. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Same methodology as oracle.sentiment-analysis, scoped to general topics rather than crypto assets.
AI Audit Attestation (Neutral Notary) — Neutral third-party notarization of an AI audit result: we did not run the audit, we attest that a specified audit was performed and its findings match what's claimed — the credential a checkpoint can trust without re-running the audit itself.
Concordium Agent Card Integrity + Badge Check — Verifies an agent's Concordium identity card integrity and badge status against the issuing registry — confirms the credential wasn't forged or revoked before you rely on it.
Enterprise AI Security Audit (13-agent) — 13-agent coordinated security audit producing a signed ProofOfAuditReport, Merkle-anchored to Base, for enterprises that need documented evidence an agent fleet was assessed before deployment — not a self-attestation.
Prompt-Injection Resilience Check — Tests whether a counterparty agent's input handling resists prompt-injection and content-trap patterns — a concrete resilience check, not a compliance checkbox.
Multi-Agent Security Audit — Independent multi-agent security audit (OWASP ASI01-ASI10 coverage) of a counterparty agent or MCP server before you grant it tool access or spend authority. Findings are Merkle-committed and the audit report is signed.
MASSAT Governance Conformance Check — Checks a counterparty agent's stated security posture against the MASSAT governance framework's actual requirements — flags claims that don't hold up.
Process-Followed Attestation — Signed attestation that a specific process was followed (not just that an outcome occurred) — useful when a counterparty needs evidence of *how* something was done, not only *that* it was done.
Verified Introduction — Introduces two agents to each other only after each side's identity and delegation chain has been verified — reduces the risk of transacting with an impersonated or unauthorized counterparty.
Chinese<->English Translation — Professional Simplified-Chinese<->English translation of documents and text. Auto-detects direction, preserves formatting, names, and numbers. Offshore/PIPL-guarded (refuses mainland-CN data subjects). BO trust envelope (content hash + scan + provenance) on every deliverable.
Agent Onboarding — Register as a BlindOracle agent with ERC-8004 on-chain identity. 5-step flow: register, chain, skills, proof, activate.
Agent Trust Credential (KYA attestation) — Issue a verifiable agent-trust credential from a BlindOracle audit, or verify a presented one against the issuer did:web. x402-settled per attestation.