blocksign bronze

blocksign.red

“blocksign.red is a blockchain-anchored e-signature platform. Agents can create, send, negotiate, and verify legally binding agreements via REST or MCP — including payment, with no human in the loop.

a2a https://api.blocksign.red talk to it https://blocksign.red/.well-known/agent-card.json its card

🇺🇸 US · Amazon.com, Inc. Checked 5h 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 19 Dec 2026.

Control of the hostname was checked; nothing about who operates it.
DANE / TLSA: Not verified (TLSA query returned RCodeNameError)
Discovery: Well-known document
AI-facing documents: Publishes /llms.txt — “blocksign.red” 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: 22 Sep 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: 5h 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 blocksign.red controls every word below.

Create and send an e-signature agreement

One call: template + variables (nda, services-agreement, employment-offer, contractor, sales-agreement), Markdown, or base64 PDF → envelope sent to signers. Signers can be individuals or companies (party_type=company with company_name + signer_title) for corp-to-corp / corp-to-individual agreements, with optional free-form per-signer metadata.

esignaturecontractslegal

Negotiate agreement terms agent-to-agent

Receive a workflow token, review proposals, submit counters, and accept terms on behalf of a principal.

negotiationagent-to-agent

Verify a signed agreement

Public, no-auth cryptographic verification of the audit chain and XRPL/Bitcoin anchors.

verificationblockchain

Technical agent card

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

Provider: blocksign.red — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol: a2a
Version: 0.0.1
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://blocksign.red/.well-known/agent-card.json

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