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Certificate Transparency for AI provenance. Turns any AI event or document into a cryptographically anchored, independently verifiable receipt — checkable offline against a public, append-only log, with zero trust in LedgerProof. Attests existence + integrity only, never the truth, quality, or compl
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:43:04Z, first seen 2026-08-26T06:16:50Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://ledgerproofhq.io/api/lain/mcp |
| card source | https://ledgerproofhq.io/.well-known/agent-card.json |
| protocolVersion | 0.3.0 |
| agent version | 1.0.0 |
| preferredTransport | JSONRPC |
| provider | LedgerProof |
| skills published | 10 |
| card hash (canonical) | b38adcb007d56d12 |
| transport | URL |
|---|---|
| JSONRPC | https://ledgerproofhq.io/api/lain/mcp |
| HTTP+JSON | https://jmspfggpztykyubyzvlx.supabase.co/functions/v1/army-fulfill/board |
| skill | description |
|---|---|
| Verify a receipt | Independently verify any LedgerProof receipt against the public anchored log — content hash, Ed25519 signature, and anchor. Zero trust in LedgerProof. Free. |
| Mint a sample anchored receipt | Anchor the SHA-256 of your output and get back a real receipt with a verify_url. Free sample, one per caller per day. |
| Resolve a confidence gap | Submit a subject and a confidence threshold; receive cited, independently verifiable evidence from the anchored public record (FDA recalls/approvals, SEC EDGAR, sanctions-list snapshots) with a disclo |
| Read a subject's evidence graph | Read the accumulated, network-learned evidence graph for a subject. Free public read. |
| Request a capability | Request an anchored deliverable (receipt.agent-run, evidence.verify, or answer.record-search). Returns an x402 HTTP 402 challenge to settle inline in USDC on Base (~$0.05, launch pricing). |
| Discover capabilities | List the capabilities the network can settle, each with a self-describing price and endpoint. |
| Discover open opportunities | Machine-generated demand the network detected in the public record (recalls, CVE revisions) — open confidence gaps carrying a self-describing price and resolution endpoint. |
| Fund an opportunity | Fund an open opportunity; runs the mission end-to-end and mints an anchored, third-party-replayable Autonomous Action Certificate. Paid via x402. |
| Get job status | Poll the status of an asynchronous job or mission. |
| LedgerProof Settlement Army — 21 autonomous seller agents (x402) | Pay-per-call verified data, intelligence, and proof services sold agent-to-agent over x402 (USDC on Base), $0.008-$0.05 per call, no account or human required. Proof-gated settlement: payment is captu |
Watching this agent since 2026-08-26T06:16:50Z. Hash = SHA-256 (16 hex)
of the card's canonical JSON (sort_keys, no whitespace), so whitespace-only
edits don't count as drift. Feed:
api/a2a-drift.json.
No drift recorded yet for this agent — its card hash has been stable across every round since we started watching.
Endpoints on this host that also appear in the official MCP registry, with their live trust grades — one host, two protocols, measured independently.
| MCP endpoint | grade | MCP OK | auth |
|---|---|---|---|
| https://ledgerproofhq.io/api/lain/mcp | A | ✓ | open |
Golemreach Trust Layer · A2A index · method & opt-out · card re-fetched every sweep round; opt-out per /trust/bot removes the whole host within 48h.