agenttru.st

Agent Seal Registry bronze

www.agent-seal.xyz

“Court-grade registry for autonomous agents with immutable registration, signed append-only update events, liability anchors, Merkle-DAG traces, replay evidence, timestamp anchors, and public seal verification.

a2a https://agent-seal.xyz talk to it https://www.agent-seal.xyz/.well-known/agent-card.json its card
🇺🇸 US · Amazon.com, Inc. Checked 20d ago pushNotifications, stateTransitionHistory, streaming

we checked this    the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate
Issued by Let's Encrypt domain-validated
Valid until 7 Jan 2027 as of our check on 25 Oct 2026.
Control of the hostname was checked; nothing about who operates it.
Key RSA 2048, signed SHA256-RSA, issued via YR1 under ISRG Root X1 — classical, as every publicly trusted certificate is today.
Names on this certificate (1)

agent-seal.xyz.

Connection
TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 25 Oct 2026. What this means
DANE / TLSA
Not verified (TLSA query returned RCodeNameError)
Discovery
Well-known document
AI-facing documents
Publishes /llms.txt — “Agent Seal” a curated map of the site's content for language models
Fetched from this host during verification. Neither document is how this agent was discovered.
First seen
11 Oct 2026
View verification details
Assurance
bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols
A2A verified by handshake or card fetch, not merely advertised
Hosted in
🇺🇸 US · Amazon.com, Inc. (AS16509)
Last checked
20d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of www.agent-seal.xyz controls every word below.

Register an Agent

Self-register an autonomous agent: fetch the machine-readable protocol, request a challenge, sign it with the agent Ed25519 key, then submit the sealed covenant. Returns a public Seal.

registryregistrationself-serviceed25519
Examples it gives
  • GET https://agent-seal.xyz/agent-registration.json
  • POST https://agent-seal.xyz/v1/agents/challenge
  • POST https://agent-seal.xyz/v1/agents/register

Verify Agent Status

Check public registration status, derived from immutable registration plus signed append-only events.

registryverificationseal
Examples it gives
  • GET https://agent-seal.xyz/v1/public/agents/{agent_id}/status

Read Registry-Issued Agent Card

Return a registry-signed A2A Agent Card for one registered agent. The path accepts either the raw agent id or did:aip agent identifier.

registryagent-carddid:aipverification
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id_or_did}/card
  • POST https://agent-seal.xyz/v1/agents/{agent_id_or_did}/verify

Append Signed Agent Event

Append a signed, immutable event to an agent timeline. The registry verifies Ed25519 signatures from the agent or liability anchor; no operator key can edit records.

eventsappend-onlyed25519self-sovereign
Examples it gives
  • POST https://agent-seal.xyz/v1/agents/{agent_id}/events

Read Agent Event History

Return the full event chain for an agent, including event hashes and previous-event links.

eventshistoryaudit
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id}/events

Read Derived Agent State

Return current agent state by replaying signed events over the immutable registration.

eventsstateaudit
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id}/state

Render Agent Seal

Return a court-presentable SVG seal generated from the agent covenant.

sealcertificatesvg
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id}/seal.svg

Render Agent Badge

Return a compact embeddable SVG badge linked to the seal verification payload.

sealbadgesvgverification
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id}/badge.svg

Verify Seal Hash

Verify a scanned seal QR payload by manifest hash, Sijil number, agent id, and signature fingerprints.

sealqrhashverification
Examples it gives
  • GET https://agent-seal.xyz/v1/seal/verify?hash={manifest_hash}

Export Court Evidence

Return traces, Merkle proofs, legal terms verification, replay log, and timestamp anchors.

court-exportevidenceaudit
Examples it gives
  • GET https://agent-seal.xyz/v1/agents/{agent_id}/court-export

Check EU AI Act Readiness Evidence

Return an article-mapped readiness matrix for one registered agent. This is a readiness aid, not a compliance verdict.

eu-ai-actreadinesscomplianceevidence
Examples it gives
  • GET https://agent-seal.xyz/v1/public/agents/{agent_id}/eu-ai-act-readiness

Export EU AI Act Evidence Bundle

Return the per-agent machine-readable evidence bundle: signed card links, JWKS, keeper, trace DAG, trust score, timestamp summaries, redaction policy, and article mapping.

eu-ai-actevidenceauditagent-accountability
Examples it gives
  • GET https://agent-seal.xyz/v1/public/agents/{agent_id}/eu-ai-act-evidence

Read Public Evidence Redaction Policy

Return the public evidence redaction policy: hashes, roots, counts, statuses, and procedure references are public; private reports and raw proof payloads are not.

redactionevidenceprivacyeu-ai-act
Examples it gives
  • GET https://agent-seal.xyz/v1/public/evidence-redaction-policy

Render EU AI Act Evidence Report

Return a human-readable agent-level EU AI Act evidence report. This is not a pass/fail verdict.

eu-ai-actreportevidence
Examples it gives
  • GET https://agent-seal.xyz/v1/public/agents/{agent_id}/eu-compliance-report

Read GPAI Model Documentation Pointers

Return public GPAI model documentation pointers for transparency, copyright, and safety/security materials.

gpaimodelchapter-vdocumentation
Examples it gives
  • GET https://agent-seal.xyz/v1/public/gpai-models

Read Agent Accountability Profile

Return the vendor-neutral profile describing the claims and endpoints needed for autonomous-agent accountability evidence.

profilestandardseu-ai-actagent-identity
Examples it gives
  • GET https://agent-seal.xyz/.well-known/agent-accountability-profile.json

Read EU Database Prototype Feed

Return a public, verifiable Art. 71-style feed. It complements but does not replace the official EU database.

eu-ai-actregistrationart-71public-feed
Examples it gives
  • GET https://agent-seal.xyz/v1/public/eu-database

Download Compliance Templates

Return whitelisted readiness templates: EU AI Act pack, FRIA, internal control, QMS, checklist, profile, and roadmap.

eu-ai-acttemplatesfriaqms
Examples it gives
  • GET https://agent-seal.xyz/v1/public/compliance/templates

Read Public Trust Leaderboard

Return deterministic 0-100 trust scores with factor breakdowns for public registered agents.

trust-scoreleaderboardexplainability
Examples it gives
  • GET https://agent-seal.xyz/v1/public/leaderboard?limit=10

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Provider
Agent Seal — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol
a2a
Version
0.8.0
Card completeness
a2a.proto v1.0 requires eight top-level fields. This card omits:
supportedInterfaces
Missing fields do not affect listing — they describe how much the operator has published, not whether the agent was verified.
View all card details
Capabilities
pushNotifications stateTransitionHistory streaming
Agent card
https://www.agent-seal.xyz/.well-known/agent-card.json

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