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Hive Civilization zk-attestation MCP — pay-per-attest zero-knowledge proof verification with x402 USDC settlement. New agents: first call free. Loyalty: every 6th paid call is free. Pay in USDC on Base L2.
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:35:28Z, first seen 2026-08-26T06:12:29Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://hive-mcp-zk-attestation.onrender.com |
| card source | https://hive-mcp-zk-attestation.onrender.com/.well-known/agent-card.json |
| protocolVersion | — |
| agent version | 0.1.1 |
| preferredTransport | — |
| provider | Hive Civilization |
| skills published | 0 |
| card hash (canonical) | 2359ba85269bf79c |
| transport | URL |
|---|---|
| unspecified | https://hive-mcp-zk-attestation.onrender.com |
Watching this agent since 2026-08-26T06:12:29Z. 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://hive-mcp-zk-attestation.onrender.com/mcp | B | ✓ | 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.